diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 36ed2e2c896b..50aa81f2ffc4 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2068,7 +2068,7 @@ config OLPC
config OLPC_XO1
tristate "OLPC XO-1 support"
- depends on OLPC && PCI
+ depends on OLPC && MFD_CS5535
---help---
Add support for non-essential features of the OLPC XO-1 laptop.
diff --git a/arch/x86/platform/olpc/olpc-xo1.c b/arch/x86/platform/olpc/olpc-xo1.c
index f5442c03abc3..127775696d6c 100644
--- a/arch/x86/platform/olpc/olpc-xo1.c
+++ b/arch/x86/platform/olpc/olpc-xo1.c
@@ -1,6 +1,7 @@
/*
* Support for features of the OLPC XO-1 laptop
*
+ * Copyright (C) 2010 Andres Salomon <dilinger@queued.net>
* Copyright (C) 2010 One Laptop per Child
* Copyright (C) 2006 Red Hat, Inc.
* Copyright (C) 2006 Advanced Micro Devices, Inc.
@@ -12,8 +13,6 @@
*/
#include <linux/module.h>
-#include <linux/pci.h>
-#include <linux/pci_ids.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
@@ -22,9 +21,6 @@
#define DRV_NAME "olpc-xo1"
-#define PMS_BAR 4
-#define ACPI_BAR 5
-
/* PMC registers (PMS block) */
#define PM_SCLK 0x10
#define PM_IN_SLPCTL 0x20
@@ -57,65 +53,67 @@ static void xo1_power_off(void)
outl(0x00002000, acpi_base + PM1_CNT);
}
-/* Read the base addresses from the PCI BAR info */
-static int __devinit setup_bases(struct pci_dev *pdev)
-{
- int r;
-
- r = pci_enable_device_io(pdev);
- if (r) {
- dev_err(&pdev->dev, "can't enable device IO\n");
- return r;
- }
-
- r = pci_request_region(pdev, ACPI_BAR, DRV_NAME);
- if (r) {
- dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", ACPI_BAR);
- return r;
- }
-
- r = pci_request_region(pdev, PMS_BAR, DRV_NAME);
- if (r) {
- dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", PMS_BAR);
- pci_release_region(pdev, ACPI_BAR);
- return r;
- }
-
- acpi_base = pci_resource_start(pdev, ACPI_BAR);
- pms_base = pci_resource_start(pdev, PMS_BAR);
-
- return 0;
-}
-
static int __devinit olpc_xo1_probe(struct platform_device *pdev)
{
- struct pci_dev *pcidev;
- int r;
+ struct resource *res;
- pcidev = pci_get_device(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA,
- NULL);
- if (!pdev)
+ /* don't run on non-XOs */
+ if (!machine_is_olpc())
return -ENODEV;
- r = setup_bases(pcidev);
- if (r)
- return r;
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
+ return -EIO;
+ }
- pm_power_off = xo1_power_off;
+ if (!request_region(res->start, resource_size(res), DRV_NAME)) {
+ dev_err(&pdev->dev, "can't request region\n");
+ return -EIO;
+ }
+
+ if (strcmp(pdev->name, "cs5535-pms") == 0)
+ pms_base = res->start;
+ else if (strcmp(pdev->name, "cs5535-acpi") == 0)
+ acpi_base = res->start;
+
+ /* If we have both addresses, we can override the poweroff hook */
+ if (pms_base && acpi_base) {
+ pm_power_off = xo1_power_off;
+ printk(KERN_INFO "OLPC XO-1 support registered\n");
+ }
- printk(KERN_INFO "OLPC XO-1 support registered\n");
return 0;
}
static int __devexit olpc_xo1_remove(struct platform_device *pdev)
{
+ struct resource *r;
+
+ r = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ release_region(r->start, resource_size(r));
+
+ if (strcmp(pdev->name, "cs5535-pms") == 0)
+ pms_base = 0;
+ else if (strcmp(pdev->name, "cs5535-acpi") == 0)
+ acpi_base = 0;
+
pm_power_off = NULL;
return 0;
}
-static struct platform_driver olpc_xo1_driver = {
+static struct platform_driver cs5535_pms_drv = {
.driver = {
- .name = DRV_NAME,
+ .name = "cs5535-pms",
+ .owner = THIS_MODULE,
+ },
+ .probe = olpc_xo1_probe,
+ .remove = __devexit_p(olpc_xo1_remove),
+};
+
+static struct platform_driver cs5535_acpi_drv = {
+ .driver = {
+ .name = "cs5535-acpi",
.owner = THIS_MODULE,
},
.probe = olpc_xo1_probe,
@@ -124,12 +122,23 @@ static struct platform_driver olpc_xo1_driver = {
static int __init olpc_xo1_init(void)
{
- return platform_driver_register(&olpc_xo1_driver);
+ int r;
+
+ r = platform_driver_register(&cs5535_pms_drv);
+ if (r)
+ return r;
+
+ r = platform_driver_register(&cs5535_acpi_drv);
+ if (r)
+ platform_driver_unregister(&cs5535_pms_drv);
+
+ return r;
}
static void __exit olpc_xo1_exit(void)
{
- platform_driver_unregister(&olpc_xo1_driver);
+ platform_driver_unregister(&cs5535_acpi_drv);
+ platform_driver_unregister(&cs5535_pms_drv);
}
MODULE_AUTHOR("Daniel Drake <dsd@laptop.org>");
diff --git a/drivers/gpio/cs5535-gpio.c b/drivers/gpio/cs5535-gpio.c
index 815d98b2c1ba..0d05ea7d499b 100644
--- a/drivers/gpio/cs5535-gpio.c
+++ b/drivers/gpio/cs5535-gpio.c
@@ -11,14 +11,13 @@
#include <linux/kernel.h>
#include <linux/spinlock.h>
#include <linux/module.h>
-#include <linux/pci.h>
+#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/io.h>
#include <linux/cs5535.h>
#include <asm/msr.h>
#define DRV_NAME "cs5535-gpio"
-#define GPIO_BAR 1
/*
* Some GPIO pins
@@ -47,7 +46,7 @@ static struct cs5535_gpio_chip {
struct gpio_chip chip;
resource_size_t base;
- struct pci_dev *pdev;
+ struct platform_device *pdev;
spinlock_t lock;
} cs5535_gpio_chip;
@@ -301,10 +300,10 @@ static struct cs5535_gpio_chip cs5535_gpio_chip = {
},
};
-static int __init cs5535_gpio_probe(struct pci_dev *pdev,
- const struct pci_device_id *pci_id)
+static int __devinit cs5535_gpio_probe(struct platform_device *pdev)
{
- int err;
+ struct resource *res;
+ int err = -EIO;
ulong mask_orig = mask;
/* There are two ways to get the GPIO base address; one is by
@@ -314,25 +313,23 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev,
* it turns out to be unreliable in the face of crappy BIOSes, we
* can always go back to using MSRs.. */
- err = pci_enable_device_io(pdev);
- if (err) {
- dev_err(&pdev->dev, "can't enable device IO\n");
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
goto done;
}
- err = pci_request_region(pdev, GPIO_BAR, DRV_NAME);
- if (err) {
- dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", GPIO_BAR);
+ if (!request_region(res->start, resource_size(res), pdev->name)) {
+ dev_err(&pdev->dev, "can't request region\n");
goto done;
}
/* set up the driver-specific struct */
- cs5535_gpio_chip.base = pci_resource_start(pdev, GPIO_BAR);
+ cs5535_gpio_chip.base = res->start;
cs5535_gpio_chip.pdev = pdev;
spin_lock_init(&cs5535_gpio_chip.lock);
- dev_info(&pdev->dev, "allocated PCI BAR #%d: base 0x%llx\n", GPIO_BAR,
- (unsigned long long) cs5535_gpio_chip.base);
+ dev_info(&pdev->dev, "reserved resource region %pR\n", res);
/* mask out reserved pins */
mask &= 0x1F7FFFFF;
@@ -350,78 +347,49 @@ static int __init cs5535_gpio_probe(struct pci_dev *pdev,
if (err)
goto release_region;
- dev_info(&pdev->dev, DRV_NAME ": GPIO support successfully loaded.\n");
+ dev_info(&pdev->dev, "GPIO support successfully loaded.\n");
return 0;
release_region:
- pci_release_region(pdev, GPIO_BAR);
+ release_region(res->start, resource_size(res));
done:
return err;
}
-static void __exit cs5535_gpio_remove(struct pci_dev *pdev)
+static int __devexit cs5535_gpio_remove(struct platform_device *pdev)
{
+ struct resource *r;
int err;
err = gpiochip_remove(&cs5535_gpio_chip.chip);
if (err) {
/* uhh? */
dev_err(&pdev->dev, "unable to remove gpio_chip?\n");
+ return err;
}
- pci_release_region(pdev, GPIO_BAR);
+
+ r = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ release_region(r->start, resource_size(r));
+ return 0;
}
-static struct pci_device_id cs5535_gpio_pci_tbl[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) },
- { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) },
- { 0, },
+static struct platform_driver cs5535_gpio_drv = {
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe = cs5535_gpio_probe,
+ .remove = __devexit_p(cs5535_gpio_remove),
};
-MODULE_DEVICE_TABLE(pci, cs5535_gpio_pci_tbl);
-
-/*
- * We can't use the standard PCI driver registration stuff here, since
- * that allows only one driver to bind to each PCI device (and we want
- * multiple drivers to be able to bind to the device). Instead, manually
- * scan for the PCI device, request a single region, and keep track of the
- * devices that we're using.
- */
-
-static int __init cs5535_gpio_scan_pci(void)
-{
- struct pci_dev *pdev;
- int err = -ENODEV;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(cs5535_gpio_pci_tbl); i++) {
- pdev = pci_get_device(cs5535_gpio_pci_tbl[i].vendor,
- cs5535_gpio_pci_tbl[i].device, NULL);
- if (pdev) {
- err = cs5535_gpio_probe(pdev, &cs5535_gpio_pci_tbl[i]);
- if (err)
- pci_dev_put(pdev);
-
- /* we only support a single CS5535/6 southbridge */
- break;
- }
- }
-
- return err;
-}
-
-static void __exit cs5535_gpio_free_pci(void)
-{
- cs5535_gpio_remove(cs5535_gpio_chip.pdev);
- pci_dev_put(cs5535_gpio_chip.pdev);
-}
static int __init cs5535_gpio_init(void)
{
- return cs5535_gpio_scan_pci();
+ return platform_driver_register(&cs5535_gpio_drv);
}
static void __exit cs5535_gpio_exit(void)
{
- cs5535_gpio_free_pci();
+ platform_driver_unregister(&cs5535_gpio_drv);
}
module_init(cs5535_gpio_init);
@@ -430,3 +398,4 @@ module_exit(cs5535_gpio_exit);
MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
MODULE_DESCRIPTION("AMD CS5535/CS5536 GPIO driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c
index 53fab518b3da..986e5f62debe 100644
--- a/drivers/i2c/busses/scx200_acb.c
+++ b/drivers/i2c/busses/scx200_acb.c
@@ -29,6 +29,7 @@
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/pci.h>
+#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mutex.h>
#include <linux/slab.h>
@@ -40,6 +41,7 @@
MODULE_AUTHOR("Christer Weinigel <wingel@nano-system.com>");
MODULE_DESCRIPTION("NatSemi SCx200 ACCESS.bus Driver");
+MODULE_ALIAS("platform:cs5535-smb");
MODULE_LICENSE("GPL");
#define MAX_DEVICES 4
@@ -84,10 +86,6 @@ struct scx200_acb_iface {
u8 *ptr;
char needs_reset;
unsigned len;
-
- /* PCI device info */
- struct pci_dev *pdev;
- int bar;
};
/* Register Definitions */
@@ -391,7 +389,7 @@ static const struct i2c_algorithm scx200_acb_algorithm = {
static struct scx200_acb_iface *scx200_acb_list;
static DEFINE_MUTEX(scx200_acb_list_mutex);
-static __init int scx200_acb_probe(struct scx200_acb_iface *iface)
+static __devinit int scx200_acb_probe(struct scx200_acb_iface *iface)
{
u8 val;
@@ -427,7 +425,7 @@ static __init int scx200_acb_probe(struct scx200_acb_iface *iface)
return 0;
}
-static __init struct scx200_acb_iface *scx200_create_iface(const char *text,
+static __devinit struct scx200_acb_iface *scx200_create_iface(const char *text,
struct device *dev, int index)
{
struct scx200_acb_iface *iface;
@@ -452,7 +450,7 @@ static __init struct scx200_acb_iface *scx200_create_iface(const char *text,
return iface;
}
-static int __init scx200_acb_create(struct scx200_acb_iface *iface)
+static int __devinit scx200_acb_create(struct scx200_acb_iface *iface)
{
struct i2c_adapter *adapter;
int rc;
@@ -472,67 +470,31 @@ static int __init scx200_acb_create(struct scx200_acb_iface *iface)
return -ENODEV;
}
- mutex_lock(&scx200_acb_list_mutex);
- iface->next = scx200_acb_list;
- scx200_acb_list = iface;
- mutex_unlock(&scx200_acb_list_mutex);
+ if (!adapter->dev.parent) {
+ /* If there's no dev, we're tracking (ISA) ifaces manually */
+ mutex_lock(&scx200_acb_list_mutex);
+ iface->next = scx200_acb_list;
+ scx200_acb_list = iface;
+ mutex_unlock(&scx200_acb_list_mutex);
+ }
return 0;
}
-static __init int scx200_create_pci(const char *text, struct pci_dev *pdev,
- int bar)
+static struct scx200_acb_iface * __devinit scx200_create_dev(const char *text,
+ unsigned long base, int index, struct device *dev)
{
struct scx200_acb_iface *iface;
int rc;
- iface = scx200_create_iface(text, &pdev->dev, 0);
+ iface = scx200_create_iface(text, dev, index);
if (iface == NULL)
- return -ENOMEM;
-
- iface->pdev = pdev;
- iface->bar = bar;
-
- rc = pci_enable_device_io(iface->pdev);
- if (rc)
- goto errout_free;
-
- rc = pci_request_region(iface->pdev, iface->bar, iface->adapter.name);
- if (rc) {
- printk(KERN_ERR NAME ": can't allocate PCI BAR %d\n",
- iface->bar);
- goto errout_free;
- }
-
- iface->base = pci_resource_start(iface->pdev, iface->bar);
- rc = scx200_acb_create(iface);
-
- if (rc == 0)
- return 0;
-
- pci_release_region(iface->pdev, iface->bar);
- pci_dev_put(iface->pdev);
- errout_free:
- kfree(iface);
- return rc;
-}
-
-static int __init scx200_create_isa(const char *text, unsigned long base,
- int index)
-{
- struct scx200_acb_iface *iface;
- int rc;
-
- iface = scx200_create_iface(text, NULL, index);
-
- if (iface == NULL)
- return -ENOMEM;
+ return NULL;
if (!request_region(base, 8, iface->adapter.name)) {
printk(KERN_ERR NAME ": can't allocate io 0x%lx-0x%lx\n",
base, base + 8 - 1);
- rc = -EBUSY;
goto errout_free;
}
@@ -540,115 +502,113 @@ static int __init scx200_create_isa(const char *text, unsigned long base,
rc = scx200_acb_create(iface);
if (rc == 0)
- return 0;
+ return iface;
release_region(base, 8);
errout_free:
kfree(iface);
- return rc;
+ return NULL;
}
-/* Driver data is an index into the scx200_data array that indicates
- * the name and the BAR where the I/O address resource is located. ISA
- * devices are flagged with a bar value of -1 */
+static int __devinit scx200_probe(struct platform_device *pdev)
+{
+ struct scx200_acb_iface *iface;
+ struct resource *res;
-static const struct pci_device_id scx200_pci[] __initconst = {
- { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE),
- .driver_data = 0 },
- { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE),
- .driver_data = 0 },
- { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA),
- .driver_data = 1 },
- { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA),
- .driver_data = 2 },
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
+ return -ENODEV;
+ }
+
+ iface = scx200_create_dev("CS5535", res->start, 0, &pdev->dev);
+ if (!iface)
+ return -EIO;
+
+ dev_info(&pdev->dev, "SCx200 device '%s' registered\n",
+ iface->adapter.name);
+ platform_set_drvdata(pdev, iface);
+
+ return 0;
+}
+
+static void __devexit scx200_cleanup_iface(struct scx200_acb_iface *iface)
+{
+ i2c_del_adapter(&iface->adapter);
+ release_region(iface->base, 8);
+ kfree(iface);
+}
+
+static int __devexit scx200_remove(struct platform_device *pdev)
+{
+ struct scx200_acb_iface *iface;
+
+ iface = platform_get_drvdata(pdev);
+ platform_set_drvdata(pdev, NULL);
+ scx200_cleanup_iface(iface);
+
+ return 0;
+}
+
+static struct platform_driver scx200_pci_drv = {
+ .driver = {
+ .name = "cs5535-smb",
+ .owner = THIS_MODULE,
+ },
+ .probe = scx200_probe,
+ .remove = __devexit_p(scx200_remove),
+};
+
+static const struct pci_device_id scx200_isa[] __initconst = {
+ { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SCx200_BRIDGE) },
+ { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_SC1100_BRIDGE) },
{ 0, }
};
-static struct {
- const char *name;
- int bar;
-} scx200_data[] = {
- { "SCx200", -1 },
- { "CS5535", 0 },
- { "CS5536", 0 }
-};
-
-static __init int scx200_scan_pci(void)
+static __init void scx200_scan_isa(void)
{
- int data, dev;
- int rc = -ENODEV;
- struct pci_dev *pdev;
+ int i;
- for(dev = 0; dev < ARRAY_SIZE(scx200_pci); dev++) {
- pdev = pci_get_device(scx200_pci[dev].vendor,
- scx200_pci[dev].device, NULL);
+ if (!pci_dev_present(scx200_isa))
+ return;
- if (pdev == NULL)
+ for (i = 0; i < MAX_DEVICES; ++i) {
+ if (base[i] == 0)
continue;
- data = scx200_pci[dev].driver_data;
-
- /* if .bar is greater or equal to zero, this is a
- * PCI device - otherwise, we assume
- that the ports are ISA based
- */
-
- if (scx200_data[data].bar >= 0)
- rc = scx200_create_pci(scx200_data[data].name, pdev,
- scx200_data[data].bar);
- else {
- int i;
-
- pci_dev_put(pdev);
- for (i = 0; i < MAX_DEVICES; ++i) {
- if (base[i] == 0)
- continue;
-
- rc = scx200_create_isa(scx200_data[data].name,
- base[i],
- i);
- }
- }
-
- break;
+ /* XXX: should we care about failures? */
+ scx200_create_dev("SCx200", base[i], i, NULL);
}
-
- return rc;
}
static int __init scx200_acb_init(void)
{
- int rc;
-
pr_debug(NAME ": NatSemi SCx200 ACCESS.bus Driver\n");
- rc = scx200_scan_pci();
+ /* First scan for ISA-based devices */
+ scx200_scan_isa(); /* XXX: should we care about errors? */
/* If at least one bus was created, init must succeed */
if (scx200_acb_list)
return 0;
- return rc;
+
+ /* No ISA devices; register the platform driver for PCI-based devices */
+ return platform_driver_register(&scx200_pci_drv);
}
static void __exit scx200_acb_cleanup(void)
{
struct scx200_acb_iface *iface;
+ platform_driver_unregister(&scx200_pci_drv);
+
mutex_lock(&scx200_acb_list_mutex);
while ((iface = scx200_acb_list) != NULL) {
scx200_acb_list = iface->next;
mutex_unlock(&scx200_acb_list_mutex);
- i2c_del_adapter(&iface->adapter);
+ scx200_cleanup_iface(iface);
- if (iface->pdev) {
- pci_release_region(iface->pdev, iface->bar);
- pci_dev_put(iface->pdev);
- }
- else
- release_region(iface->base, 8);
-
- kfree(iface);
mutex_lock(&scx200_acb_list_mutex);
}
mutex_unlock(&scx200_acb_list_mutex);
diff --git a/drivers/mfd/88pm860x-core.c b/drivers/mfd/88pm860x-core.c
index 20895e7a99c9..793300c554b4 100644
--- a/drivers/mfd/88pm860x-core.c
+++ b/drivers/mfd/88pm860x-core.c
@@ -361,12 +361,6 @@ static struct pm860x_irq_data pm860x_irqs[] = {
},
};
-static inline struct pm860x_irq_data *irq_to_pm860x(struct pm860x_chip *chip,
- int irq)
-{
- return &pm860x_irqs[irq - chip->irq_base];
-}
-
static irqreturn_t pm860x_irq(int irq, void *data)
{
struct pm860x_chip *chip = data;
@@ -388,16 +382,16 @@ static irqreturn_t pm860x_irq(int irq, void *data)
return IRQ_HANDLED;
}
-static void pm860x_irq_lock(unsigned int irq)
+static void pm860x_irq_lock(struct irq_data *data)
{
- struct pm860x_chip *chip = get_irq_chip_data(irq);
+ struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
mutex_lock(&chip->irq_lock);
}
-static void pm860x_irq_sync_unlock(unsigned int irq)
+static void pm860x_irq_sync_unlock(struct irq_data *data)
{
- struct pm860x_chip *chip = get_irq_chip_data(irq);
+ struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
struct pm860x_irq_data *irq_data;
struct i2c_client *i2c;
static unsigned char cached[3] = {0x0, 0x0, 0x0};
@@ -439,25 +433,25 @@ static void pm860x_irq_sync_unlock(unsigned int irq)
mutex_unlock(&chip->irq_lock);
}
-static void pm860x_irq_enable(unsigned int irq)
+static void pm860x_irq_enable(struct irq_data *data)
{
- struct pm860x_chip *chip = get_irq_chip_data(irq);
- pm860x_irqs[irq - chip->irq_base].enable
- = pm860x_irqs[irq - chip->irq_base].offs;
+ struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
+ pm860x_irqs[data->irq - chip->irq_base].enable
+ = pm860x_irqs[data->irq - chip->irq_base].offs;
}
-static void pm860x_irq_disable(unsigned int irq)
+static void pm860x_irq_disable(struct irq_data *data)
{
- struct pm860x_chip *chip = get_irq_chip_data(irq);
- pm860x_irqs[irq - chip->irq_base].enable = 0;
+ struct pm860x_chip *chip = irq_data_get_irq_chip_data(data);
+ pm860x_irqs[data->irq - chip->irq_base].enable = 0;
}
static struct irq_chip pm860x_irq_chip = {
.name = "88pm860x",
- .bus_lock = pm860x_irq_lock,
- .bus_sync_unlock = pm860x_irq_sync_unlock,
- .enable = pm860x_irq_enable,
- .disable = pm860x_irq_disable,
+ .irq_bus_lock = pm860x_irq_lock,
+ .irq_bus_sync_unlock = pm860x_irq_sync_unlock,
+ .irq_enable = pm860x_irq_enable,
+ .irq_disable = pm860x_irq_disable,
};
static int __devinit device_gpadc_init(struct pm860x_chip *chip,
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index da9d2971102e..fd018366d670 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -496,13 +496,13 @@ config EZX_PCAP
config AB8500_CORE
bool "ST-Ericsson AB8500 Mixed Signal Power Management chip"
- depends on GENERIC_HARDIRQS && ABX500_CORE && SPI_MASTER && ARCH_U8500
+ depends on GENERIC_HARDIRQS && ABX500_CORE
select MFD_CORE
help
Select this option to enable access to AB8500 power management
- chip. This connects to U8500 either on the SSP/SPI bus
- or the I2C bus via PRCMU. It also adds the irq_chip
- parts for handling the Mixed Signal chip events.
+ chip. This connects to U8500 either on the SSP/SPI bus (deprecated
+ since hardware version v1.0) or the I2C bus via PRCMU. It also adds
+ the irq_chip parts for handling the Mixed Signal chip events.
This chip embeds various other multimedia funtionalities as well.
config AB8500_I2C_CORE
@@ -537,6 +537,14 @@ config AB3550_CORE
LEDs, vibrator, system power and temperature, power management
and ALSA sound.
+config MFD_CS5535
+ tristate "Support for CS5535 and CS5536 southbridge core functions"
+ select MFD_CORE
+ depends on PCI
+ ---help---
+ This is the core driver for CS5535/CS5536 MFD functions. This is
+ necessary for using the board's GPIO and MFGPT functionality.
+
config MFD_TIMBERDALE
tristate "Support for the Timberdale FPGA"
select MFD_CORE
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 848e7eac75aa..a54e2c7c6a1c 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -70,7 +70,7 @@ obj-$(CONFIG_ABX500_CORE) += abx500-core.o
obj-$(CONFIG_AB3100_CORE) += ab3100-core.o
obj-$(CONFIG_AB3100_OTP) += ab3100-otp.o
obj-$(CONFIG_AB3550_CORE) += ab3550-core.o
-obj-$(CONFIG_AB8500_CORE) += ab8500-core.o ab8500-spi.o
+obj-$(CONFIG_AB8500_CORE) += ab8500-core.o
obj-$(CONFIG_AB8500_I2C_CORE) += ab8500-i2c.o
obj-$(CONFIG_AB8500_DEBUG) += ab8500-debugfs.o
obj-$(CONFIG_MFD_TIMBERDALE) += timberdale.o
@@ -82,3 +82,4 @@ obj-$(CONFIG_MFD_JZ4740_ADC) += jz4740-adc.o
obj-$(CONFIG_MFD_TPS6586X) += tps6586x.o
obj-$(CONFIG_MFD_VX855) += vx855.o
obj-$(CONFIG_MFD_WL1273_CORE) += wl1273-core.o
+obj-$(CONFIG_MFD_CS5535) += cs5535-mfd.o
diff --git a/drivers/mfd/ab3550-core.c b/drivers/mfd/ab3550-core.c
index 8a98739e6d9c..5fbca346b998 100644
--- a/drivers/mfd/ab3550-core.c
+++ b/drivers/mfd/ab3550-core.c
@@ -1159,15 +1159,16 @@ static void ab3550_mask_work(struct work_struct *work)
}
}
-static void ab3550_mask(unsigned int irq)
+static void ab3550_mask(struct irq_data *data)
{
unsigned long flags;
struct ab3550 *ab;
struct ab3550_platform_data *plf_data;
+ int irq;
- ab = get_irq_chip_data(irq);
+ ab = irq_data_get_irq_chip_data(data);
plf_data = ab->i2c_client[0]->dev.platform_data;
- irq -= plf_data->irq.base;
+ irq = data->irq - plf_data->irq.base;
spin_lock_irqsave(&ab->event_lock, flags);
ab->event_mask[irq / 8] |= BIT(irq % 8);
@@ -1176,15 +1177,16 @@ static void ab3550_mask(unsigned int irq)
schedule_work(&ab->mask_work);
}
-static void ab3550_unmask(unsigned int irq)
+static void ab3550_unmask(struct irq_data *data)
{
unsigned long flags;
struct ab3550 *ab;
struct ab3550_platform_data *plf_data;
+ int irq;
- ab = get_irq_chip_data(irq);
+ ab = irq_data_get_irq_chip_data(data);
plf_data = ab->i2c_client[0]->dev.platform_data;
- irq -= plf_data->irq.base;
+ irq = data->irq - plf_data->irq.base;
spin_lock_irqsave(&ab->event_lock, flags);
ab->event_mask[irq / 8] &= ~BIT(irq % 8);
@@ -1193,20 +1195,16 @@ static void ab3550_unmask(unsigned int irq)
schedule_work(&ab->mask_work);
}
-static void noop(unsigned int irq)
+static void noop(struct irq_data *data)
{
}
static struct irq_chip ab3550_irq_chip = {
.name = "ab3550-core", /* Keep the same name as the request */
- .startup = NULL, /* defaults to enable */
- .shutdown = NULL, /* defaults to disable */
- .enable = NULL, /* defaults to unmask */
- .disable = ab3550_mask, /* No default to mask in chip.c */
- .ack = noop,
- .mask = ab3550_mask,
- .unmask = ab3550_unmask,
- .end = NULL,
+ .irq_disable = ab3550_mask, /* No default to mask in chip.c */
+ .irq_ack = noop,
+ .irq_mask = ab3550_mask,
+ .irq_unmask = ab3550_unmask,
};
struct ab_family_id {
diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index d9640a623ff4..b6887014d687 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -52,6 +52,7 @@
#define AB8500_IT_LATCH8_REG 0x27
#define AB8500_IT_LATCH9_REG 0x28
#define AB8500_IT_LATCH10_REG 0x29
+#define AB8500_IT_LATCH12_REG 0x2B
#define AB8500_IT_LATCH19_REG 0x32
#define AB8500_IT_LATCH20_REG 0x33
#define AB8500_IT_LATCH21_REG 0x34
@@ -98,13 +99,17 @@
* offset 0.
*/
static const int ab8500_irq_regoffset[AB8500_NUM_IRQ_REGS] = {
- 0, 1, 2, 3, 4, 6, 7, 8, 9, 18, 19, 20, 21,
+ 0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 18, 19, 20, 21,
};
static int ab8500_get_chip_id(struct device *dev)
{
- struct ab8500 *ab8500 = dev_get_drvdata(dev->parent);
- return (int)ab8500->chip_id;
+ struct ab8500 *ab8500;
+
+ if (!dev)
+ return -EINVAL;
+ ab8500 = dev_get_drvdata(dev->parent);
+ return ab8500 ? (int)ab8500->chip_id : -EINVAL;
}
static int set_register_interruptible(struct ab8500 *ab8500, u8 bank,
@@ -228,16 +233,16 @@ static struct abx500_ops ab8500_ops = {
.startup_irq_enabled = NULL,
};
-static void ab8500_irq_lock(unsigned int irq)
+static void ab8500_irq_lock(struct irq_data *data)
{
- struct ab8500 *ab8500 = get_irq_chip_data(irq);
+ struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
mutex_lock(&ab8500->irq_lock);
}
-static void ab8500_irq_sync_unlock(unsigned int irq)
+static void ab8500_irq_sync_unlock(struct irq_data *data)
{
- struct ab8500 *ab8500 = get_irq_chip_data(irq);
+ struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < AB8500_NUM_IRQ_REGS; i++) {
@@ -248,6 +253,10 @@ static void ab8500_irq_sync_unlock(unsigned int irq)
if (new == old)
continue;
+ /* Interrupt register 12 does'nt exist prior to version 0x20 */
+ if (ab8500_irq_regoffset[i] == 11 && ab8500->chip_id < 0x20)
+ continue;
+
ab8500->oldmask[i] = new;
reg = AB8500_IT_MASK1_REG + ab8500_irq_regoffset[i];
@@ -257,20 +266,20 @@ static void ab8500_irq_sync_unlock(unsigned int irq)
mutex_unlock(&ab8500->irq_lock);
}
-static void ab8500_irq_mask(unsigned int irq)
+static void ab8500_irq_mask(struct irq_data *data)
{
- struct ab8500 *ab8500 = get_irq_chip_data(irq);
- int offset = irq - ab8500->irq_base;
+ struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
+ int offset = data->irq - ab8500->irq_base;
int index = offset / 8;
int mask = 1 << (offset % 8);
ab8500->mask[index] |= mask;
}
-static void ab8500_irq_unmask(unsigned int irq)
+static void ab8500_irq_unmask(struct irq_data *data)
{
- struct ab8500 *ab8500 = get_irq_chip_data(irq);
- int offset = irq - ab8500->irq_base;
+ struct ab8500 *ab8500 = irq_data_get_irq_chip_data(data);
+ int offset = data->irq - ab8500->irq_base;
int index = offset / 8;
int mask = 1 << (offset % 8);
@@ -279,10 +288,10 @@ static void ab8500_irq_unmask(unsigned int irq)
static struct irq_chip ab8500_irq_chip = {
.name = "ab8500",
- .bus_lock = ab8500_irq_lock,
- .bus_sync_unlock = ab8500_irq_sync_unlock,
- .mask = ab8500_irq_mask,
- .unmask = ab8500_irq_unmask,
+ .irq_bus_lock = ab8500_irq_lock,
+ .irq_bus_sync_unlock = ab8500_irq_sync_unlock,
+ .irq_mask = ab8500_irq_mask,
+ .irq_unmask = ab8500_irq_unmask,
};
static irqreturn_t ab8500_irq(int irq, void *dev)
@@ -297,6 +306,10 @@ static irqreturn_t ab8500_irq(int irq, void *dev)
int status;
u8 value;
+ /* Interrupt register 12 does'nt exist prior to version 0x20 */
+ if (regoffset == 11 && ab8500->chip_id < 0x20)
+ continue;
+
status = get_register_interruptible(ab8500, AB8500_INTERRUPT,
AB8500_IT_LATCH1_REG + regoffset, &value);
if (status < 0 || value == 0)
@@ -393,12 +406,194 @@ static struct resource ab8500_poweronkey_db_resources[] = {
},
};
+static struct resource ab8500_bm_resources[] = {
+ {
+ .name = "MAIN_EXT_CH_NOT_OK",
+ .start = AB8500_INT_MAIN_EXT_CH_NOT_OK,
+ .end = AB8500_INT_MAIN_EXT_CH_NOT_OK,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "BATT_OVV",
+ .start = AB8500_INT_BATT_OVV,
+ .end = AB8500_INT_BATT_OVV,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "MAIN_CH_UNPLUG_DET",
+ .start = AB8500_INT_MAIN_CH_UNPLUG_DET,
+ .end = AB8500_INT_MAIN_CH_UNPLUG_DET,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "MAIN_CHARGE_PLUG_DET",
+ .start = AB8500_INT_MAIN_CH_PLUG_DET,
+ .end = AB8500_INT_MAIN_CH_PLUG_DET,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_DET_F",
+ .start = AB8500_INT_VBUS_DET_F,
+ .end = AB8500_INT_VBUS_DET_F,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_DET_R",
+ .start = AB8500_INT_VBUS_DET_R,
+ .end = AB8500_INT_VBUS_DET_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "BAT_CTRL_INDB",
+ .start = AB8500_INT_BAT_CTRL_INDB,
+ .end = AB8500_INT_BAT_CTRL_INDB,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "CH_WD_EXP",
+ .start = AB8500_INT_CH_WD_EXP,
+ .end = AB8500_INT_CH_WD_EXP,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_OVV",
+ .start = AB8500_INT_VBUS_OVV,
+ .end = AB8500_INT_VBUS_OVV,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "NCONV_ACCU",
+ .start = AB8500_INT_CCN_CONV_ACC,
+ .end = AB8500_INT_CCN_CONV_ACC,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "LOW_BAT_F",
+ .start = AB8500_INT_LOW_BAT_F,
+ .end = AB8500_INT_LOW_BAT_F,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "LOW_BAT_R",
+ .start = AB8500_INT_LOW_BAT_R,
+ .end = AB8500_INT_LOW_BAT_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "BTEMP_LOW",
+ .start = AB8500_INT_BTEMP_LOW,
+ .end = AB8500_INT_BTEMP_LOW,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "BTEMP_HIGH",
+ .start = AB8500_INT_BTEMP_HIGH,
+ .end = AB8500_INT_BTEMP_HIGH,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "USB_CHARGER_NOT_OKR",
+ .start = AB8500_INT_USB_CHARGER_NOT_OK,
+ .end = AB8500_INT_USB_CHARGER_NOT_OK,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "USB_CHARGE_DET_DONE",
+ .start = AB8500_INT_USB_CHG_DET_DONE,
+ .end = AB8500_INT_USB_CHG_DET_DONE,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "USB_CH_TH_PROT_R",
+ .start = AB8500_INT_USB_CH_TH_PROT_R,
+ .end = AB8500_INT_USB_CH_TH_PROT_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "MAIN_CH_TH_PROT_R",
+ .start = AB8500_INT_MAIN_CH_TH_PROT_R,
+ .end = AB8500_INT_MAIN_CH_TH_PROT_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "USB_CHARGER_NOT_OKF",
+ .start = AB8500_INT_USB_CHARGER_NOT_OKF,
+ .end = AB8500_INT_USB_CHARGER_NOT_OKF,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource ab8500_debug_resources[] = {
+ {
+ .name = "IRQ_FIRST",
+ .start = AB8500_INT_MAIN_EXT_CH_NOT_OK,
+ .end = AB8500_INT_MAIN_EXT_CH_NOT_OK,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "IRQ_LAST",
+ .start = AB8500_INT_USB_CHARGER_NOT_OKF,
+ .end = AB8500_INT_USB_CHARGER_NOT_OKF,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource ab8500_usb_resources[] = {
+ {
+ .name = "ID_WAKEUP_R",
+ .start = AB8500_INT_ID_WAKEUP_R,
+ .end = AB8500_INT_ID_WAKEUP_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "ID_WAKEUP_F",
+ .start = AB8500_INT_ID_WAKEUP_F,
+ .end = AB8500_INT_ID_WAKEUP_F,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_DET_F",
+ .start = AB8500_INT_VBUS_DET_F,
+ .end = AB8500_INT_VBUS_DET_F,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "VBUS_DET_R",
+ .start = AB8500_INT_VBUS_DET_R,
+ .end = AB8500_INT_VBUS_DET_R,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .name = "USB_LINK_STATUS",
+ .start = AB8500_INT_USB_LINK_STATUS,
+ .end = AB8500_INT_USB_LINK_STATUS,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource ab8500_temp_resources[] = {
+ {
+ .name = "AB8500_TEMP_WARM",
+ .start = AB8500_INT_TEMP_WARM,
+ .end = AB8500_INT_TEMP_WARM,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct mfd_cell ab8500_devs[] = {
#ifdef CONFIG_DEBUG_FS
{
.name = "ab8500-debug",
+ .num_resources = ARRAY_SIZE(ab8500_debug_resources),
+ .resources = ab8500_debug_resources,
},
#endif
+ {
+ .name = "ab8500-sysctrl",
+ },
+ {
+ .name = "ab8500-regulator",
+ },
{
.name = "ab8500-gpadc",
.num_resources = ARRAY_SIZE(ab8500_gpadc_resources),
@@ -409,6 +604,22 @@ static struct mfd_cell ab8500_devs[] = {
.num_resources = ARRAY_SIZE(ab8500_rtc_resources),
.resources = ab8500_rtc_resources,
},
+ {
+ .name = "ab8500-bm",
+ .num_resources = ARRAY_SIZE(ab8500_bm_resources),
+ .resources = ab8500_bm_resources,
+ },
+ { .name = "ab8500-codec", },
+ {
+ .name = "ab8500-usb",
+ .num_resources = ARRAY_SIZE(ab8500_usb_resources),
+ .resources = ab8500_usb_resources,
+ },
+ {
+ .name = "ab8500-poweron-key",
+ .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
+ .resources = ab8500_poweronkey_db_resources,
+ },
{
.name = "ab8500-pwm",
.id = 1,
@@ -421,15 +632,35 @@ static struct mfd_cell ab8500_devs[] = {
.name = "ab8500-pwm",
.id = 3,
},
- { .name = "ab8500-charger", },
- { .name = "ab8500-audio", },
- { .name = "ab8500-usb", },
- { .name = "ab8500-regulator", },
+ { .name = "ab8500-leds", },
{
- .name = "ab8500-poweron-key",
- .num_resources = ARRAY_SIZE(ab8500_poweronkey_db_resources),
- .resources = ab8500_poweronkey_db_resources,
+ .name = "ab8500-denc",
},
+ {
+ .name = "ab8500-temp",
+ .num_resources = ARRAY_SIZE(ab8500_temp_resources),
+ .resources = ab8500_temp_resources,
+ },
+};
+
+static ssize_t show_chip_id(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct ab8500 *ab8500;
+
+ ab8500 = dev_get_drvdata(dev);
+ return sprintf(buf, "%#x\n", ab8500 ? ab8500->chip_id : -EINVAL);
+}
+
+static DEVICE_ATTR(chip_id, S_IRUGO, show_chip_id, NULL);
+
+static struct attribute *ab8500_sysfs_entries[] = {
+ &dev_attr_chip_id.attr,
+ NULL,
+};
+
+static struct attribute_group ab8500_attr_group = {
+ .attrs = ab8500_sysfs_entries,
};
int __devinit ab8500_init(struct ab8500 *ab8500)
@@ -454,8 +685,9 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
* 0x0 - Early Drop
* 0x10 - Cut 1.0
* 0x11 - Cut 1.1
+ * 0x20 - Cut 2.0
*/
- if (value == 0x0 || value == 0x10 || value == 0x11) {
+ if (value == 0x0 || value == 0x10 || value == 0x11 || value == 0x20) {
ab8500->revision = value;
dev_info(ab8500->dev, "detected chip, revision: %#x\n", value);
} else {
@@ -468,18 +700,16 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
plat->init(ab8500);
/* Clear and mask all interrupts */
- for (i = 0; i < 10; i++) {
- get_register_interruptible(ab8500, AB8500_INTERRUPT,
- AB8500_IT_LATCH1_REG + i, &value);
- set_register_interruptible(ab8500, AB8500_INTERRUPT,
- AB8500_IT_MASK1_REG + i, 0xff);
- }
+ for (i = 0; i < AB8500_NUM_IRQ_REGS; i++) {
+ /* Interrupt register 12 does'nt exist prior to version 0x20 */
+ if (ab8500_irq_regoffset[i] == 11 && ab8500->chip_id < 0x20)
+ continue;
- for (i = 18; i < 24; i++) {
get_register_interruptible(ab8500, AB8500_INTERRUPT,
- AB8500_IT_LATCH1_REG + i, &value);
+ AB8500_IT_LATCH1_REG + ab8500_irq_regoffset[i],
+ &value);
set_register_interruptible(ab8500, AB8500_INTERRUPT,
- AB8500_IT_MASK1_REG + i, 0xff);
+ AB8500_IT_MASK1_REG + ab8500_irq_regoffset[i], 0xff);
}
ret = abx500_register_ops(ab8500->dev, &ab8500_ops);
@@ -495,7 +725,8 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
return ret;
ret = request_threaded_irq(ab8500->irq, NULL, ab8500_irq,
- IRQF_ONESHOT, "ab8500", ab8500);
+ IRQF_ONESHOT | IRQF_NO_SUSPEND,
+ "ab8500", ab8500);
if (ret)
goto out_removeirq;
}
@@ -506,6 +737,10 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
if (ret)
goto out_freeirq;
+ ret = sysfs_create_group(&ab8500->dev->kobj, &ab8500_attr_group);
+ if (ret)
+ dev_err(ab8500->dev, "error creating sysfs entries\n");
+
return ret;
out_freeirq:
@@ -519,6 +754,7 @@ int __devinit ab8500_init(struct ab8500 *ab8500)
int __devexit ab8500_exit(struct ab8500 *ab8500)
{
+ sysfs_remove_group(&ab8500->dev->kobj, &ab8500_attr_group);
mfd_remove_devices(ab8500->dev);
if (ab8500->irq_base) {
free_irq(ab8500->irq, ab8500);
diff --git a/drivers/mfd/ab8500-debugfs.c b/drivers/mfd/ab8500-debugfs.c
index 8d1e05a39815..3c1541ae7223 100644
--- a/drivers/mfd/ab8500-debugfs.c
+++ b/drivers/mfd/ab8500-debugfs.c
@@ -24,9 +24,9 @@ static u32 debug_address;
* @perm: access permissions for the range
*/
struct ab8500_reg_range {
- u8 first;
- u8 last;
- u8 perm;
+ u8 first;
+ u8 last;
+ u8 perm;
};
/**
@@ -36,9 +36,9 @@ struct ab8500_reg_range {
* @range: the list of register ranges
*/
struct ab8500_i2c_ranges {
- u8 num_ranges;
- u8 bankid;
- const struct ab8500_reg_range *range;
+ u8 num_ranges;
+ u8 bankid;
+ const struct ab8500_reg_range *range;
};
#define AB8500_NAME_STRING "ab8500"
@@ -47,521 +47,521 @@ struct ab8500_i2c_ranges {
#define AB8500_REV_REG 0x80
static struct ab8500_i2c_ranges debug_ranges[AB8500_NUM_BANKS] = {
- [0x0] = {
- .num_ranges = 0,
- .range = 0,
- },
- [AB8500_SYS_CTRL1_BLOCK] = {
- .num_ranges = 3,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x02,
- },
- {
- .first = 0x42,
- .last = 0x42,
- },
- {
- .first = 0x80,
- .last = 0x81,
- },
- },
- },
- [AB8500_SYS_CTRL2_BLOCK] = {
- .num_ranges = 4,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x0D,
- },
- {
- .first = 0x0F,
- .last = 0x17,
- },
- {
- .first = 0x30,
- .last = 0x30,
- },
- {
- .first = 0x32,
- .last = 0x33,
- },
- },
- },
- [AB8500_REGU_CTRL1] = {
- .num_ranges = 3,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x00,
- },
- {
- .first = 0x03,
- .last = 0x10,
- },
- {
- .first = 0x80,
- .last = 0x84,
- },
- },
- },
- [AB8500_REGU_CTRL2] = {
- .num_ranges = 5,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x15,
- },
- {
- .first = 0x17,
- .last = 0x19,
- },
- {
- .first = 0x1B,
- .last = 0x1D,
- },
- {
- .first = 0x1F,
- .last = 0x22,
- },
- {
- .first = 0x40,
- .last = 0x44,
- },
- /* 0x80-0x8B is SIM registers and should
- * not be accessed from here */
- },
- },
- [AB8500_USB] = {
- .num_ranges = 2,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x80,
- .last = 0x83,
- },
- {
- .first = 0x87,
- .last = 0x8A,
- },
- },
- },
- [AB8500_TVOUT] = {
- .num_ranges = 9,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x12,
- },
- {
- .first = 0x15,
- .last = 0x17,
- },
- {
- .first = 0x19,
- .last = 0x21,
- },
- {
- .first = 0x27,
- .last = 0x2C,
- },
- {
- .first = 0x41,
- .last = 0x41,
- },
- {
- .first = 0x45,
- .last = 0x5B,
- },
- {
- .first = 0x5D,
- .last = 0x5D,
- },
- {
- .first = 0x69,
- .last = 0x69,
- },
- {
- .first = 0x80,
- .last = 0x81,
- },
- },
- },
- [AB8500_DBI] = {
- .num_ranges = 0,
- .range = 0,
- },
- [AB8500_ECI_AV_ACC] = {
- .num_ranges = 1,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x80,
- .last = 0x82,
- },
- },
- },
- [0x9] = {
- .num_ranges = 0,
- .range = 0,
- },
- [AB8500_GPADC] = {
- .num_ranges = 1,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x08,
- },
- },
- },
- [AB8500_CHARGER] = {
- .num_ranges = 8,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x03,
- },
- {
- .first = 0x05,
- .last = 0x05,
- },
- {
- .first = 0x40,
- .last = 0x40,
- },
- {
- .first = 0x42,
- .last = 0x42,
- },
- {
- .first = 0x44,
- .last = 0x44,
- },
- {
- .first = 0x50,
- .last = 0x55,
- },
- {
- .first = 0x80,
- .last = 0x82,
- },
- {
- .first = 0xC0,
- .last = 0xC2,
- },
- },
- },
- [AB8500_GAS_GAUGE] = {
- .num_ranges = 3,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x00,
- },
- {
- .first = 0x07,
- .last = 0x0A,
- },
- {
- .first = 0x10,
- .last = 0x14,
- },
- },
- },
- [AB8500_AUDIO] = {
- .num_ranges = 1,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x6F,
- },
- },
- },
- [AB8500_INTERRUPT] = {
- .num_ranges = 0,
- .range = 0,
- },
- [AB8500_RTC] = {
- .num_ranges = 1,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x0F,
- },
- },
- },
- [AB8500_MISC] = {
- .num_ranges = 8,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x00,
- .last = 0x05,
- },
- {
- .first = 0x10,
- .last = 0x15,
- },
- {
- .first = 0x20,
- .last = 0x25,
- },
- {
- .first = 0x30,
- .last = 0x35,
- },
- {
- .first = 0x40,
- .last = 0x45,
- },
- {
- .first = 0x50,
- .last = 0x50,
- },
- {
- .first = 0x60,
- .last = 0x67,
- },
- {
- .first = 0x80,
- .last = 0x80,
- },
- },
- },
- [0x11] = {
- .num_ranges = 0,
- .range = 0,
- },
- [0x12] = {
- .num_ranges = 0,
- .range = 0,
- },
- [0x13] = {
- .num_ranges = 0,
- .range = 0,
- },
- [0x14] = {
- .num_ranges = 0,
- .range = 0,
- },
- [AB8500_OTP_EMUL] = {
- .num_ranges = 1,
- .range = (struct ab8500_reg_range[]) {
- {
- .first = 0x01,
- .last = 0x0F,
- },
- },
- },
+ [0x0] = {
+ .num_ranges = 0,
+ .range = 0,
+ },
+ [AB8500_SYS_CTRL1_BLOCK] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x02,
+ },
+ {
+ .first = 0x42,
+ .last = 0x42,
+ },
+ {
+ .first = 0x80,
+ .last = 0x81,
+ },
+ },
+ },
+ [AB8500_SYS_CTRL2_BLOCK] = {
+ .num_ranges = 4,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x0D,
+ },
+ {
+ .first = 0x0F,
+ .last = 0x17,
+ },
+ {
+ .first = 0x30,
+ .last = 0x30,
+ },
+ {
+ .first = 0x32,
+ .last = 0x33,
+ },
+ },
+ },
+ [AB8500_REGU_CTRL1] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x00,
+ },
+ {
+ .first = 0x03,
+ .last = 0x10,
+ },
+ {
+ .first = 0x80,
+ .last = 0x84,
+ },
+ },
+ },
+ [AB8500_REGU_CTRL2] = {
+ .num_ranges = 5,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x15,
+ },
+ {
+ .first = 0x17,
+ .last = 0x19,
+ },
+ {
+ .first = 0x1B,
+ .last = 0x1D,
+ },
+ {
+ .first = 0x1F,
+ .last = 0x22,
+ },
+ {
+ .first = 0x40,
+ .last = 0x44,
+ },
+ /* 0x80-0x8B is SIM registers and should
+ * not be accessed from here */
+ },
+ },
+ [AB8500_USB] = {
+ .num_ranges = 2,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x80,
+ .last = 0x83,
+ },
+ {
+ .first = 0x87,
+ .last = 0x8A,
+ },
+ },
+ },
+ [AB8500_TVOUT] = {
+ .num_ranges = 9,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x12,
+ },
+ {
+ .first = 0x15,
+ .last = 0x17,
+ },
+ {
+ .first = 0x19,
+ .last = 0x21,
+ },
+ {
+ .first = 0x27,
+ .last = 0x2C,
+ },
+ {
+ .first = 0x41,
+ .last = 0x41,
+ },
+ {
+ .first = 0x45,
+ .last = 0x5B,
+ },
+ {
+ .first = 0x5D,
+ .last = 0x5D,
+ },
+ {
+ .first = 0x69,
+ .last = 0x69,
+ },
+ {
+ .first = 0x80,
+ .last = 0x81,
+ },
+ },
+ },
+ [AB8500_DBI] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_ECI_AV_ACC] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x80,
+ .last = 0x82,
+ },
+ },
+ },
+ [0x9] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_GPADC] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x08,
+ },
+ },
+ },
+ [AB8500_CHARGER] = {
+ .num_ranges = 8,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x03,
+ },
+ {
+ .first = 0x05,
+ .last = 0x05,
+ },
+ {
+ .first = 0x40,
+ .last = 0x40,
+ },
+ {
+ .first = 0x42,
+ .last = 0x42,
+ },
+ {
+ .first = 0x44,
+ .last = 0x44,
+ },
+ {
+ .first = 0x50,
+ .last = 0x55,
+ },
+ {
+ .first = 0x80,
+ .last = 0x82,
+ },
+ {
+ .first = 0xC0,
+ .last = 0xC2,
+ },
+ },
+ },
+ [AB8500_GAS_GAUGE] = {
+ .num_ranges = 3,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x00,
+ },
+ {
+ .first = 0x07,
+ .last = 0x0A,
+ },
+ {
+ .first = 0x10,
+ .last = 0x14,
+ },
+ },
+ },
+ [AB8500_AUDIO] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x6F,
+ },
+ },
+ },
+ [AB8500_INTERRUPT] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_RTC] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x0F,
+ },
+ },
+ },
+ [AB8500_MISC] = {
+ .num_ranges = 8,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x00,
+ .last = 0x05,
+ },
+ {
+ .first = 0x10,
+ .last = 0x15,
+ },
+ {
+ .first = 0x20,
+ .last = 0x25,
+ },
+ {
+ .first = 0x30,
+ .last = 0x35,
+ },
+ {
+ .first = 0x40,
+ .last = 0x45,
+ },
+ {
+ .first = 0x50,
+ .last = 0x50,
+ },
+ {
+ .first = 0x60,
+ .last = 0x67,
+ },
+ {
+ .first = 0x80,
+ .last = 0x80,
+ },
+ },
+ },
+ [0x11] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [0x12] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [0x13] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [0x14] = {
+ .num_ranges = 0,
+ .range = NULL,
+ },
+ [AB8500_OTP_EMUL] = {
+ .num_ranges = 1,
+ .range = (struct ab8500_reg_range[]) {
+ {
+ .first = 0x01,
+ .last = 0x0F,
+ },
+ },
+ },
};
static int ab8500_registers_print(struct seq_file *s, void *p)
{
- struct device *dev = s->private;
- unsigned int i;
- u32 bank = debug_bank;
+ struct device *dev = s->private;
+ unsigned int i;
+ u32 bank = debug_bank;
- seq_printf(s, AB8500_NAME_STRING " register values:\n");
+ seq_printf(s, AB8500_NAME_STRING " register values:\n");
- seq_printf(s, " bank %u:\n", bank);
- for (i = 0; i < debug_ranges[bank].num_ranges; i++) {
- u32 reg;
+ seq_printf(s, " bank %u:\n", bank);
+ for (i = 0; i < debug_ranges[bank].num_ranges; i++) {
+ u32 reg;
- for (reg = debug_ranges[bank].range[i].first;
- reg <= debug_ranges[bank].range[i].last;
- reg++) {
- u8 value;
- int err;
+ for (reg = debug_ranges[bank].range[i].first;
+ reg <= debug_ranges[bank].range[i].last;
+ reg++) {
+ u8 value;
+ int err;
- err = abx500_get_register_interruptible(dev,
- (u8)bank, (u8)reg, &value);
- if (err < 0) {
- dev_err(dev, "ab->read fail %d\n", err);
- return err;
- }
+ err = abx500_get_register_interruptible(dev,
+ (u8)bank, (u8)reg, &value);
+ if (err < 0) {
+ dev_err(dev, "ab->read fail %d\n", err);
+ return err;
+ }
- err = seq_printf(s, " [%u/0x%02X]: 0x%02X\n", bank,
- reg, value);
- if (err < 0) {
- dev_err(dev, "seq_printf overflow\n");
- /* Error is not returned here since
- * the output is wanted in any case */
- return 0;
- }
- }
- }
- return 0;
+ err = seq_printf(s, " [%u/0x%02X]: 0x%02X\n", bank,
+ reg, value);
+ if (err < 0) {
+ dev_err(dev, "seq_printf overflow\n");
+ /* Error is not returned here since
+ * the output is wanted in any case */
+ return 0;
+ }
+ }
+ }
+ return 0;
}
static int ab8500_registers_open(struct inode *inode, struct file *file)
{
- return single_open(file, ab8500_registers_print, inode->i_private);
+ return single_open(file, ab8500_registers_print, inode->i_private);
}
static const struct file_operations ab8500_registers_fops = {
- .open = ab8500_registers_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
+ .open = ab8500_registers_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .owner = THIS_MODULE,
};
static int ab8500_bank_print(struct seq_file *s, void *p)
{
- return seq_printf(s, "%d\n", debug_bank);
+ return seq_printf(s, "%d\n", debug_bank);
}
static int ab8500_bank_open(struct inode *inode, struct file *file)
{
- return single_open(file, ab8500_bank_print, inode->i_private);
+ return single_open(file, ab8500_bank_print, inode->i_private);
}
static ssize_t ab8500_bank_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
{
- struct device *dev = ((struct seq_file *)(file->private_data))->private;
- char buf[32];
- int buf_size;
- unsigned long user_bank;
- int err;
+ struct device *dev = ((struct seq_file *)(file->private_data))->private;
+ char buf[32];
+ int buf_size;
+ unsigned long user_bank;
+ int err;
- /* Get userspace string and assure termination */
- buf_size = min(count, (sizeof(buf) - 1));
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
- buf[buf_size] = 0;
+ /* Get userspace string and assure termination */
+ buf_size = min(count, (sizeof(buf) - 1));
+ if (copy_from_user(buf, user_buf, buf_size))
+ return -EFAULT;
+ buf[buf_size] = 0;
- err = strict_strtoul(buf, 0, &user_bank);
- if (err)
- return -EINVAL;
+ err = strict_strtoul(buf, 0, &user_bank);
+ if (err)
+ return -EINVAL;
- if (user_bank >= AB8500_NUM_BANKS) {
- dev_err(dev, "debugfs error input > number of banks\n");
- return -EINVAL;
- }
+ if (user_bank >= AB8500_NUM_BANKS) {
+ dev_err(dev, "debugfs error input > number of banks\n");
+ return -EINVAL;
+ }
- debug_bank = user_bank;
+ debug_bank = user_bank;
- return buf_size;
+ return buf_size;
}
static int ab8500_address_print(struct seq_file *s, void *p)
{
- return seq_printf(s, "0x%02X\n", debug_address);
+ return seq_printf(s, "0x%02X\n", debug_address);
}
static int ab8500_address_open(struct inode *inode, struct file *file)
{
- return single_open(file, ab8500_address_print, inode->i_private);
+ return single_open(file, ab8500_address_print, inode->i_private);
}
static ssize_t ab8500_address_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
{
- struct device *dev = ((struct seq_file *)(file->private_data))->private;
- char buf[32];
- int buf_size;
- unsigned long user_address;
- int err;
+ struct device *dev = ((struct seq_file *)(file->private_data))->private;
+ char buf[32];
+ int buf_size;
+ unsigned long user_address;
+ int err;
- /* Get userspace string and assure termination */
- buf_size = min(count, (sizeof(buf) - 1));
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
- buf[buf_size] = 0;
+ /* Get userspace string and assure termination */
+ buf_size = min(count, (sizeof(buf) - 1));
+ if (copy_from_user(buf, user_buf, buf_size))
+ return -EFAULT;
+ buf[buf_size] = 0;
- err = strict_strtoul(buf, 0, &user_address);
- if (err)
- return -EINVAL;
- if (user_address > 0xff) {
- dev_err(dev, "debugfs error input > 0xff\n");
- return -EINVAL;
- }
- debug_address = user_address;
- return buf_size;
+ err = strict_strtoul(buf, 0, &user_address);
+ if (err)
+ return -EINVAL;
+ if (user_address > 0xff) {
+ dev_err(dev, "debugfs error input > 0xff\n");
+ return -EINVAL;
+ }
+ debug_address = user_address;
+ return buf_size;
}
static int ab8500_val_print(struct seq_file *s, void *p)
{
- struct device *dev = s->private;
- int ret;
- u8 regvalue;
+ struct device *dev = s->private;
+ int ret;
+ u8 regvalue;
- ret = abx500_get_register_interruptible(dev,
- (u8)debug_bank, (u8)debug_address, ®value);
- if (ret < 0) {
- dev_err(dev, "abx500_get_reg fail %d, %d\n",
- ret, __LINE__);
- return -EINVAL;
- }
- seq_printf(s, "0x%02X\n", regvalue);
+ ret = abx500_get_register_interruptible(dev,
+ (u8)debug_bank, (u8)debug_address, ®value);
+ if (ret < 0) {
+ dev_err(dev, "abx500_get_reg fail %d, %d\n",
+ ret, __LINE__);
+ return -EINVAL;
+ }
+ seq_printf(s, "0x%02X\n", regvalue);
- return 0;
+ return 0;
}
static int ab8500_val_open(struct inode *inode, struct file *file)
{
- return single_open(file, ab8500_val_print, inode->i_private);
+ return single_open(file, ab8500_val_print, inode->i_private);
}
static ssize_t ab8500_val_write(struct file *file,
- const char __user *user_buf,
- size_t count, loff_t *ppos)
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
{
- struct device *dev = ((struct seq_file *)(file->private_data))->private;
- char buf[32];
- int buf_size;
- unsigned long user_val;
- int err;
+ struct device *dev = ((struct seq_file *)(file->private_data))->private;
+ char buf[32];
+ int buf_size;
+ unsigned long user_val;
+ int err;
- /* Get userspace string and assure termination */
- buf_size = min(count, (sizeof(buf)-1));
- if (copy_from_user(buf, user_buf, buf_size))
- return -EFAULT;
- buf[buf_size] = 0;
+ /* Get userspace string and assure termination */
+ buf_size = min(count, (sizeof(buf)-1));
+ if (copy_from_user(buf, user_buf, buf_size))
+ return -EFAULT;
+ buf[buf_size] = 0;
- err = strict_strtoul(buf, 0, &user_val);
- if (err)
- return -EINVAL;
- if (user_val > 0xff) {
- dev_err(dev, "debugfs error input > 0xff\n");
- return -EINVAL;
- }
- err = abx500_set_register_interruptible(dev,
- (u8)debug_bank, debug_address, (u8)user_val);
- if (err < 0) {
- printk(KERN_ERR "abx500_set_reg failed %d, %d", err, __LINE__);
- return -EINVAL;
- }
+ err = strict_strtoul(buf, 0, &user_val);
+ if (err)
+ return -EINVAL;
+ if (user_val > 0xff) {
+ dev_err(dev, "debugfs error input > 0xff\n");
+ return -EINVAL;
+ }
+ err = abx500_set_register_interruptible(dev,
+ (u8)debug_bank, debug_address, (u8)user_val);
+ if (err < 0) {
+ printk(KERN_ERR "abx500_set_reg failed %d, %d", err, __LINE__);
+ return -EINVAL;
+ }
- return buf_size;
+ return buf_size;
}
static const struct file_operations ab8500_bank_fops = {
- .open = ab8500_bank_open,
- .write = ab8500_bank_write,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
+ .open = ab8500_bank_open,
+ .write = ab8500_bank_write,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .owner = THIS_MODULE,
};
static const struct file_operations ab8500_address_fops = {
- .open = ab8500_address_open,
- .write = ab8500_address_write,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
+ .open = ab8500_address_open,
+ .write = ab8500_address_write,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .owner = THIS_MODULE,
};
static const struct file_operations ab8500_val_fops = {
- .open = ab8500_val_open,
- .write = ab8500_val_write,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
+ .open = ab8500_val_open,
+ .write = ab8500_val_write,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .owner = THIS_MODULE,
};
static struct dentry *ab8500_dir;
@@ -572,77 +572,77 @@ static struct dentry *ab8500_val_file;
static int __devinit ab8500_debug_probe(struct platform_device *plf)
{
- debug_bank = AB8500_MISC;
- debug_address = AB8500_REV_REG & 0x00FF;
+ debug_bank = AB8500_MISC;
+ debug_address = AB8500_REV_REG & 0x00FF;
- ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL);
- if (!ab8500_dir)
- goto exit_no_debugfs;
+ ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL);
+ if (!ab8500_dir)
+ goto exit_no_debugfs;
- ab8500_reg_file = debugfs_create_file("all-bank-registers",
- S_IRUGO, ab8500_dir, &plf->dev, &ab8500_registers_fops);
- if (!ab8500_reg_file)
- goto exit_destroy_dir;
+ ab8500_reg_file = debugfs_create_file("all-bank-registers",
+ S_IRUGO, ab8500_dir, &plf->dev, &ab8500_registers_fops);
+ if (!ab8500_reg_file)
+ goto exit_destroy_dir;
- ab8500_bank_file = debugfs_create_file("register-bank",
- (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_bank_fops);
- if (!ab8500_bank_file)
- goto exit_destroy_reg;
+ ab8500_bank_file = debugfs_create_file("register-bank",
+ (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_bank_fops);
+ if (!ab8500_bank_file)
+ goto exit_destroy_reg;
- ab8500_address_file = debugfs_create_file("register-address",
- (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev,
- &ab8500_address_fops);
- if (!ab8500_address_file)
- goto exit_destroy_bank;
+ ab8500_address_file = debugfs_create_file("register-address",
+ (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev,
+ &ab8500_address_fops);
+ if (!ab8500_address_file)
+ goto exit_destroy_bank;
- ab8500_val_file = debugfs_create_file("register-value",
- (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_val_fops);
- if (!ab8500_val_file)
- goto exit_destroy_address;
+ ab8500_val_file = debugfs_create_file("register-value",
+ (S_IRUGO | S_IWUGO), ab8500_dir, &plf->dev, &ab8500_val_fops);
+ if (!ab8500_val_file)
+ goto exit_destroy_address;
- return 0;
+ return 0;
exit_destroy_address:
- debugfs_remove(ab8500_address_file);
+ debugfs_remove(ab8500_address_file);
exit_destroy_bank:
- debugfs_remove(ab8500_bank_file);
+ debugfs_remove(ab8500_bank_file);
exit_destroy_reg:
- debugfs_remove(ab8500_reg_file);
+ debugfs_remove(ab8500_reg_file);
exit_destroy_dir:
- debugfs_remove(ab8500_dir);
+ debugfs_remove(ab8500_dir);
exit_no_debugfs:
- dev_err(&plf->dev, "failed to create debugfs entries.\n");
- return -ENOMEM;
+ dev_err(&plf->dev, "failed to create debugfs entries.\n");
+ return -ENOMEM;
}
static int __devexit ab8500_debug_remove(struct platform_device *plf)
{
- debugfs_remove(ab8500_val_file);
- debugfs_remove(ab8500_address_file);
- debugfs_remove(ab8500_bank_file);
- debugfs_remove(ab8500_reg_file);
- debugfs_remove(ab8500_dir);
+ debugfs_remove(ab8500_val_file);
+ debugfs_remove(ab8500_address_file);
+ debugfs_remove(ab8500_bank_file);
+ debugfs_remove(ab8500_reg_file);
+ debugfs_remove(ab8500_dir);
- return 0;
+ return 0;
}
static struct platform_driver ab8500_debug_driver = {
- .driver = {
- .name = "ab8500-debug",
- .owner = THIS_MODULE,
- },
- .probe = ab8500_debug_probe,
- .remove = __devexit_p(ab8500_debug_remove)
+ .driver = {
+ .name = "ab8500-debug",
+ .owner = THIS_MODULE,
+ },
+ .probe = ab8500_debug_probe,
+ .remove = __devexit_p(ab8500_debug_remove)
};
static int __init ab8500_debug_init(void)
{
- return platform_driver_register(&ab8500_debug_driver);
+ return platform_driver_register(&ab8500_debug_driver);
}
static void __exit ab8500_debug_exit(void)
{
- platform_driver_unregister(&ab8500_debug_driver);
+ platform_driver_unregister(&ab8500_debug_driver);
}
subsys_initcall(ab8500_debug_init);
module_exit(ab8500_debug_exit);
diff --git a/drivers/mfd/ab8500-spi.c b/drivers/mfd/ab8500-spi.c
deleted file mode 100644
index b1653421edb5..000000000000
--- a/drivers/mfd/ab8500-spi.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2010
- *
- * License Terms: GNU General Public License v2
- * Author: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com>
- */
-
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/spi/spi.h>
-#include <linux/mfd/ab8500.h>
-
-/*
- * This funtion writes to any AB8500 registers using
- * SPI protocol & before it writes it packs the data
- * in the below 24 bit frame format
- *
- * *|------------------------------------|
- * *| 23|22...18|17.......10|9|8|7......0|
- * *| r/w bank adr data |
- * * ------------------------------------
- *
- * This function shouldn't be called from interrupt
- * context
- */
-static int ab8500_spi_write(struct ab8500 *ab8500, u16 addr, u8 data)
-{
- struct spi_device *spi = container_of(ab8500->dev, struct spi_device,
- dev);
- unsigned long spi_data = addr << 10 | data;
- struct spi_transfer xfer;
- struct spi_message msg;
-
- ab8500->tx_buf[0] = spi_data;
- ab8500->rx_buf[0] = 0;
-
- xfer.tx_buf = ab8500->tx_buf;
- xfer.rx_buf = NULL;
- xfer.len = sizeof(unsigned long);
-
- spi_message_init(&msg);
- spi_message_add_tail(&xfer, &msg);
-
- return spi_sync(spi, &msg);
-}
-
-static int ab8500_spi_read(struct ab8500 *ab8500, u16 addr)
-{
- struct spi_device *spi = container_of(ab8500->dev, struct spi_device,
- dev);
- unsigned long spi_data = 1 << 23 | addr << 10;
- struct spi_transfer xfer;
- struct spi_message msg;
- int ret;
-
- ab8500->tx_buf[0] = spi_data;
- ab8500->rx_buf[0] = 0;
-
- xfer.tx_buf = ab8500->tx_buf;
- xfer.rx_buf = ab8500->rx_buf;
- xfer.len = sizeof(unsigned long);
-
- spi_message_init(&msg);
- spi_message_add_tail(&xfer, &msg);
-
- ret = spi_sync(spi, &msg);
- if (!ret)
- /*
- * Only the 8 lowermost bytes are
- * defined with value, the rest may
- * vary depending on chip/board noise.
- */
- ret = ab8500->rx_buf[0] & 0xFFU;
-
- return ret;
-}
-
-static int __devinit ab8500_spi_probe(struct spi_device *spi)
-{
- struct ab8500 *ab8500;
- int ret;
-
- spi->bits_per_word = 24;
- ret = spi_setup(spi);
- if (ret < 0)
- return ret;
-
- ab8500 = kzalloc(sizeof *ab8500, GFP_KERNEL);
- if (!ab8500)
- return -ENOMEM;
-
- ab8500->dev = &spi->dev;
- ab8500->irq = spi->irq;
-
- ab8500->read = ab8500_spi_read;
- ab8500->write = ab8500_spi_write;
-
- spi_set_drvdata(spi, ab8500);
-
- ret = ab8500_init(ab8500);
- if (ret)
- kfree(ab8500);
-
- return ret;
-}
-
-static int __devexit ab8500_spi_remove(struct spi_device *spi)
-{
- struct ab8500 *ab8500 = spi_get_drvdata(spi);
-
- ab8500_exit(ab8500);
- kfree(ab8500);
-
- return 0;
-}
-
-static struct spi_driver ab8500_spi_driver = {
- .driver = {
- .name = "ab8500-spi",
- .owner = THIS_MODULE,
- },
- .probe = ab8500_spi_probe,
- .remove = __devexit_p(ab8500_spi_remove)
-};
-
-static int __init ab8500_spi_init(void)
-{
- return spi_register_driver(&ab8500_spi_driver);
-}
-subsys_initcall(ab8500_spi_init);
-
-static void __exit ab8500_spi_exit(void)
-{
- spi_unregister_driver(&ab8500_spi_driver);
-}
-module_exit(ab8500_spi_exit);
-
-MODULE_AUTHOR("Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com");
-MODULE_DESCRIPTION("AB8500 SPI");
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 7de708d15d72..6a1f94042612 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -57,7 +57,7 @@ struct asic3_clk {
.rate = _rate, \
}
-struct asic3_clk asic3_clk_init[] __initdata = {
+static struct asic3_clk asic3_clk_init[] __initdata = {
INIT_CDEX(SPI, 0),
INIT_CDEX(OWM, 5000000),
INIT_CDEX(PWM0, 0),
@@ -102,7 +102,7 @@ static inline u32 asic3_read_register(struct asic3 *asic,
(reg >> asic->bus_shift));
}
-void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set)
+static void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set)
{
unsigned long flags;
u32 val;
@@ -226,14 +226,14 @@ static inline int asic3_irq_to_index(struct asic3 *asic, int irq)
return (irq - asic->irq_base) & 0xf;
}
-static void asic3_mask_gpio_irq(unsigned int irq)
+static void asic3_mask_gpio_irq(struct irq_data *data)
{
- struct asic3 *asic = get_irq_chip_data(irq);
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
u32 val, bank, index;
unsigned long flags;
- bank = asic3_irq_to_bank(asic, irq);
- index = asic3_irq_to_index(asic, irq);
+ bank = asic3_irq_to_bank(asic, data->irq);
+ index = asic3_irq_to_index(asic, data->irq);
spin_lock_irqsave(&asic->lock, flags);
val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
@@ -242,9 +242,9 @@ static void asic3_mask_gpio_irq(unsigned int irq)
spin_unlock_irqrestore(&asic->lock, flags);
}
-static void asic3_mask_irq(unsigned int irq)
+static void asic3_mask_irq(struct irq_data *data)
{
- struct asic3 *asic = get_irq_chip_data(irq);
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
int regval;
unsigned long flags;
@@ -254,7 +254,7 @@ static void asic3_mask_irq(unsigned int irq)
ASIC3_INTR_INT_MASK);
regval &= ~(ASIC3_INTMASK_MASK0 <<
- (irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
+ (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
asic3_write_register(asic,
ASIC3_INTR_BASE +
@@ -263,14 +263,14 @@ static void asic3_mask_irq(unsigned int irq)
spin_unlock_irqrestore(&asic->lock, flags);
}
-static void asic3_unmask_gpio_irq(unsigned int irq)
+static void asic3_unmask_gpio_irq(struct irq_data *data)
{
- struct asic3 *asic = get_irq_chip_data(irq);
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
u32 val, bank, index;
unsigned long flags;
- bank = asic3_irq_to_bank(asic, irq);
- index = asic3_irq_to_index(asic, irq);
+ bank = asic3_irq_to_bank(asic, data->irq);
+ index = asic3_irq_to_index(asic, data->irq);
spin_lock_irqsave(&asic->lock, flags);
val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
@@ -279,9 +279,9 @@ static void asic3_unmask_gpio_irq(unsigned int irq)
spin_unlock_irqrestore(&asic->lock, flags);
}
-static void asic3_unmask_irq(unsigned int irq)
+static void asic3_unmask_irq(struct irq_data *data)
{
- struct asic3 *asic = get_irq_chip_data(irq);
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
int regval;
unsigned long flags;
@@ -291,7 +291,7 @@ static void asic3_unmask_irq(unsigned int irq)
ASIC3_INTR_INT_MASK);
regval |= (ASIC3_INTMASK_MASK0 <<
- (irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
+ (data->irq - (asic->irq_base + ASIC3_NUM_GPIOS)));
asic3_write_register(asic,
ASIC3_INTR_BASE +
@@ -300,15 +300,15 @@ static void asic3_unmask_irq(unsigned int irq)
spin_unlock_irqrestore(&asic->lock, flags);
}
-static int asic3_gpio_irq_type(unsigned int irq, unsigned int type)
+static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
{
- struct asic3 *asic = get_irq_chip_data(irq);
+ struct asic3 *asic = irq_data_get_irq_chip_data(data);
u32 bank, index;
u16 trigger, level, edge, bit;
unsigned long flags;
- bank = asic3_irq_to_bank(asic, irq);
- index = asic3_irq_to_index(asic, irq);
+ bank = asic3_irq_to_bank(asic, data->irq);
+ index = asic3_irq_to_index(asic, data->irq);
bit = 1<<index;
spin_lock_irqsave(&asic->lock, flags);
@@ -318,7 +318,7 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type)
bank + ASIC3_GPIO_EDGE_TRIGGER);
trigger = asic3_read_register(asic,
bank + ASIC3_GPIO_TRIGGER_TYPE);
- asic->irq_bothedge[(irq - asic->irq_base) >> 4] &= ~bit;
+ asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] &= ~bit;
if (type == IRQ_TYPE_EDGE_RISING) {
trigger |= bit;
@@ -328,11 +328,11 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type)
edge &= ~bit;
} else if (type == IRQ_TYPE_EDGE_BOTH) {
trigger |= bit;
- if (asic3_gpio_get(&asic->gpio, irq - asic->irq_base))
+ if (asic3_gpio_get(&asic->gpio, data->irq - asic->irq_base))
edge &= ~bit;
else
edge |= bit;
- asic->irq_bothedge[(irq - asic->irq_base) >> 4] |= bit;
+ asic->irq_bothedge[(data->irq - asic->irq_base) >> 4] |= bit;
} else if (type == IRQ_TYPE_LEVEL_LOW) {
trigger &= ~bit;
level &= ~bit;
@@ -359,17 +359,17 @@ static int asic3_gpio_irq_type(unsigned int irq, unsigned int type)
static struct irq_chip asic3_gpio_irq_chip = {
.name = "ASIC3-GPIO",
- .ack = asic3_mask_gpio_irq,
- .mask = asic3_mask_gpio_irq,
- .unmask = asic3_unmask_gpio_irq,
- .set_type = asic3_gpio_irq_type,
+ .irq_ack = asic3_mask_gpio_irq,
+ .irq_mask = asic3_mask_gpio_irq,
+ .irq_unmask = asic3_unmask_gpio_irq,
+ .irq_set_type = asic3_gpio_irq_type,
};
static struct irq_chip asic3_irq_chip = {
.name = "ASIC3",
- .ack = asic3_mask_irq,
- .mask = asic3_mask_irq,
- .unmask = asic3_unmask_irq,
+ .irq_ack = asic3_mask_irq,
+ .irq_mask = asic3_mask_irq,
+ .irq_unmask = asic3_unmask_irq,
};
static int __init asic3_irq_probe(struct platform_device *pdev)
@@ -635,7 +635,7 @@ static struct resource ds1wm_resources[] = {
},
{
.start = ASIC3_IRQ_OWM,
- .start = ASIC3_IRQ_OWM,
+ .end = ASIC3_IRQ_OWM,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
},
};
diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c
new file mode 100644
index 000000000000..59ca6f151e78
--- /dev/null
+++ b/drivers/mfd/cs5535-mfd.c
@@ -0,0 +1,151 @@
+/*
+ * cs5535-mfd.c - core MFD driver for CS5535/CS5536 southbridges
+ *
+ * The CS5535 and CS5536 has an ISA bridge on the PCI bus that is
+ * used for accessing GPIOs, MFGPTs, ACPI, etc. Each subdevice has
+ * an IO range that's specified in a single BAR. The BAR order is
+ * hardcoded in the CS553x specifications.
+ *
+ * Copyright (c) 2010 Andres Salomon <dilinger@queued.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mfd/core.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+
+#define DRV_NAME "cs5535-mfd"
+
+enum cs5535_mfd_bars {
+ SMB_BAR = 0,
+ GPIO_BAR = 1,
+ MFGPT_BAR = 2,
+ PMS_BAR = 4,
+ ACPI_BAR = 5,
+ NR_BARS,
+};
+
+static __devinitdata struct resource cs5535_mfd_resources[NR_BARS];
+
+static __devinitdata struct mfd_cell cs5535_mfd_cells[] = {
+ {
+ .id = SMB_BAR,
+ .name = "cs5535-smb",
+ .num_resources = 1,
+ .resources = &cs5535_mfd_resources[SMB_BAR],
+ },
+ {
+ .id = GPIO_BAR,
+ .name = "cs5535-gpio",
+ .num_resources = 1,
+ .resources = &cs5535_mfd_resources[GPIO_BAR],
+ },
+ {
+ .id = MFGPT_BAR,
+ .name = "cs5535-mfgpt",
+ .num_resources = 1,
+ .resources = &cs5535_mfd_resources[MFGPT_BAR],
+ },
+ {
+ .id = PMS_BAR,
+ .name = "cs5535-pms",
+ .num_resources = 1,
+ .resources = &cs5535_mfd_resources[PMS_BAR],
+ },
+ {
+ .id = ACPI_BAR,
+ .name = "cs5535-acpi",
+ .num_resources = 1,
+ .resources = &cs5535_mfd_resources[ACPI_BAR],
+ },
+};
+
+static int __devinit cs5535_mfd_probe(struct pci_dev *pdev,
+ const struct pci_device_id *id)
+{
+ int err, i;
+
+ err = pci_enable_device(pdev);
+ if (err)
+ return err;
+
+ /* fill in IO range for each cell; subdrivers handle the region */
+ for (i = 0; i < ARRAY_SIZE(cs5535_mfd_cells); i++) {
+ int bar = cs5535_mfd_cells[i].id;
+ struct resource *r = &cs5535_mfd_resources[bar];
+
+ r->flags = IORESOURCE_IO;
+ r->start = pci_resource_start(pdev, bar);
+ r->end = pci_resource_end(pdev, bar);
+
+ /* id is used for temporarily storing BAR; unset it now */
+ cs5535_mfd_cells[i].id = 0;
+ }
+
+ err = mfd_add_devices(&pdev->dev, -1, cs5535_mfd_cells,
+ ARRAY_SIZE(cs5535_mfd_cells), NULL, 0);
+ if (err) {
+ dev_err(&pdev->dev, "MFD add devices failed: %d\n", err);
+ goto err_disable;
+ }
+
+ dev_info(&pdev->dev, "%zu devices registered.\n",
+ ARRAY_SIZE(cs5535_mfd_cells));
+
+ return 0;
+
+err_disable:
+ pci_disable_device(pdev);
+ return err;
+}
+
+static void __devexit cs5535_mfd_remove(struct pci_dev *pdev)
+{
+ mfd_remove_devices(&pdev->dev);
+ pci_disable_device(pdev);
+}
+
+static struct pci_device_id cs5535_mfd_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) },
+ { 0, }
+};
+MODULE_DEVICE_TABLE(pci, cs5535_mfd_pci_tbl);
+
+static struct pci_driver cs5535_mfd_drv = {
+ .name = DRV_NAME,
+ .id_table = cs5535_mfd_pci_tbl,
+ .probe = cs5535_mfd_probe,
+ .remove = __devexit_p(cs5535_mfd_remove),
+};
+
+static int __init cs5535_mfd_init(void)
+{
+ return pci_register_driver(&cs5535_mfd_drv);
+}
+
+static void __exit cs5535_mfd_exit(void)
+{
+ pci_unregister_driver(&cs5535_mfd_drv);
+}
+
+module_init(cs5535_mfd_init);
+module_exit(cs5535_mfd_exit);
+
+MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
+MODULE_DESCRIPTION("MFD driver for CS5535/CS5536 southbridge's ISA PCI device");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c
index c2b698d69a93..9e2d8dd5f9e5 100644
--- a/drivers/mfd/ezx-pcap.c
+++ b/drivers/mfd/ezx-pcap.c
@@ -144,26 +144,26 @@ int pcap_to_irq(struct pcap_chip *pcap, int irq)
}
EXPORT_SYMBOL_GPL(pcap_to_irq);
-static void pcap_mask_irq(unsigned int irq)
+static void pcap_mask_irq(struct irq_data *d)
{
- struct pcap_chip *pcap = get_irq_chip_data(irq);
+ struct pcap_chip *pcap = irq_data_get_irq_chip_data(d);
- pcap->msr |= 1 << irq_to_pcap(pcap, irq);
+ pcap->msr |= 1 << irq_to_pcap(pcap, d->irq);
queue_work(pcap->workqueue, &pcap->msr_work);
}
-static void pcap_unmask_irq(unsigned int irq)
+static void pcap_unmask_irq(struct irq_data *d)
{
- struct pcap_chip *pcap = get_irq_chip_data(irq);
+ struct pcap_chip *pcap = irq_data_get_irq_chip_data(d);
- pcap->msr &= ~(1 << irq_to_pcap(pcap, irq));
+ pcap->msr &= ~(1 << irq_to_pcap(pcap, d->irq));
queue_work(pcap->workqueue, &pcap->msr_work);
}
static struct irq_chip pcap_irq_chip = {
- .name = "pcap",
- .mask = pcap_mask_irq,
- .unmask = pcap_unmask_irq,
+ .name = "pcap",
+ .irq_mask = pcap_mask_irq,
+ .irq_unmask = pcap_unmask_irq,
};
static void pcap_msr_work(struct work_struct *work)
@@ -199,8 +199,7 @@ static void pcap_isr_work(struct work_struct *work)
if (service & 1) {
struct irq_desc *desc = irq_to_desc(irq);
- if (WARN(!desc, KERN_WARNING
- "Invalid PCAP IRQ %d\n", irq))
+ if (WARN(!desc, "Invalid PCAP IRQ %d\n", irq))
break;
if (desc->status & IRQ_DISABLED)
@@ -218,7 +217,7 @@ static void pcap_irq_handler(unsigned int irq, struct irq_desc *desc)
{
struct pcap_chip *pcap = get_irq_data(irq);
- desc->chip->ack(irq);
+ desc->irq_data.chip->irq_ack(&desc->irq_data);
queue_work(pcap->workqueue, &pcap->isr_work);
return;
}
@@ -282,7 +281,7 @@ static irqreturn_t pcap_adc_irq(int irq, void *_pcap)
mutex_lock(&pcap->adc_mutex);
req = pcap->adc_queue[pcap->adc_head];
- if (WARN(!req, KERN_WARNING "adc irq without pending request\n")) {
+ if (WARN(!req, "adc irq without pending request\n")) {
mutex_unlock(&pcap->adc_mutex);
return IRQ_HANDLED;
}
diff --git a/drivers/mfd/htc-egpio.c b/drivers/mfd/htc-egpio.c
index d3e74f8585e0..d00b6d1a69e5 100644
--- a/drivers/mfd/htc-egpio.c
+++ b/drivers/mfd/htc-egpio.c
@@ -70,31 +70,32 @@ static inline void ack_irqs(struct egpio_info *ei)
ei->ack_write, ei->ack_register << ei->bus_shift);
}
-static void egpio_ack(unsigned int irq)
+static void egpio_ack(struct irq_data *data)
{
}
/* There does not appear to be a way to proactively mask interrupts
* on the egpio chip itself. So, we simply ignore interrupts that
* aren't desired. */
-static void egpio_mask(unsigned int irq)
+static void egpio_mask(struct irq_data *data)
{
- struct egpio_info *ei = get_irq_chip_data(irq);
- ei->irqs_enabled &= ~(1 << (irq - ei->irq_start));
- pr_debug("EGPIO mask %d %04x\n", irq, ei->irqs_enabled);
+ struct egpio_info *ei = irq_data_get_irq_chip_data(data);
+ ei->irqs_enabled &= ~(1 << (data->irq - ei->irq_start));
+ pr_debug("EGPIO mask %d %04x\n", data->irq, ei->irqs_enabled);
}
-static void egpio_unmask(unsigned int irq)
+
+static void egpio_unmask(struct irq_data *data)
{
- struct egpio_info *ei = get_irq_chip_data(irq);
- ei->irqs_enabled |= 1 << (irq - ei->irq_start);
- pr_debug("EGPIO unmask %d %04x\n", irq, ei->irqs_enabled);
+ struct egpio_info *ei = irq_data_get_irq_chip_data(data);
+ ei->irqs_enabled |= 1 << (data->irq - ei->irq_start);
+ pr_debug("EGPIO unmask %d %04x\n", data->irq, ei->irqs_enabled);
}
static struct irq_chip egpio_muxed_chip = {
- .name = "htc-egpio",
- .ack = egpio_ack,
- .mask = egpio_mask,
- .unmask = egpio_unmask,
+ .name = "htc-egpio",
+ .irq_ack = egpio_ack,
+ .irq_mask = egpio_mask,
+ .irq_unmask = egpio_unmask,
};
static void egpio_handler(unsigned int irq, struct irq_desc *desc)
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index 594c9a8e25e1..296ad1562f69 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -82,25 +82,25 @@ struct htcpld_data {
/* There does not appear to be a way to proactively mask interrupts
* on the htcpld chip itself. So, we simply ignore interrupts that
* aren't desired. */
-static void htcpld_mask(unsigned int irq)
+static void htcpld_mask(struct irq_data *data)
{
- struct htcpld_chip *chip = get_irq_chip_data(irq);
- chip->irqs_enabled &= ~(1 << (irq - chip->irq_start));
- pr_debug("HTCPLD mask %d %04x\n", irq, chip->irqs_enabled);
+ struct htcpld_chip *chip = irq_data_get_irq_chip_data(data);
+ chip->irqs_enabled &= ~(1 << (data->irq - chip->irq_start));
+ pr_debug("HTCPLD mask %d %04x\n", data->irq, chip->irqs_enabled);
}
-static void htcpld_unmask(unsigned int irq)
+static void htcpld_unmask(struct irq_data *data)
{
- struct htcpld_chip *chip = get_irq_chip_data(irq);
- chip->irqs_enabled |= 1 << (irq - chip->irq_start);
- pr_debug("HTCPLD unmask %d %04x\n", irq, chip->irqs_enabled);
+ struct htcpld_chip *chip = irq_data_get_irq_chip_data(data);
+ chip->irqs_enabled |= 1 << (data->irq - chip->irq_start);
+ pr_debug("HTCPLD unmask %d %04x\n", data->irq, chip->irqs_enabled);
}
-static int htcpld_set_type(unsigned int irq, unsigned int flags)
+static int htcpld_set_type(struct irq_data *data, unsigned int flags)
{
- struct irq_desc *d = irq_to_desc(irq);
+ struct irq_desc *d = irq_to_desc(data->irq);
if (!d) {
- pr_err("HTCPLD invalid IRQ: %d\n", irq);
+ pr_err("HTCPLD invalid IRQ: %d\n", data->irq);
return -EINVAL;
}
@@ -118,10 +118,10 @@ static int htcpld_set_type(unsigned int irq, unsigned int flags)
}
static struct irq_chip htcpld_muxed_chip = {
- .name = "htcpld",
- .mask = htcpld_mask,
- .unmask = htcpld_unmask,
- .set_type = htcpld_set_type,
+ .name = "htcpld",
+ .irq_mask = htcpld_mask,
+ .irq_unmask = htcpld_unmask,
+ .irq_set_type = htcpld_set_type,
};
/* To properly dispatch IRQ events, we need to read from the
@@ -235,7 +235,7 @@ static irqreturn_t htcpld_handler(int irq, void *dev)
* and that work is scheduled in the set routine. The kernel can then run
* the I2C functions, which will sleep, in process context.
*/
-void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val)
+static void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val)
{
struct i2c_client *client;
struct htcpld_chip *chip_data;
@@ -259,7 +259,7 @@ void htcpld_chip_set(struct gpio_chip *chip, unsigned offset, int val)
schedule_work(&(chip_data->set_val_work));
}
-void htcpld_chip_set_ni(struct work_struct *work)
+static void htcpld_chip_set_ni(struct work_struct *work)
{
struct htcpld_chip *chip_data;
struct i2c_client *client;
@@ -269,7 +269,7 @@ void htcpld_chip_set_ni(struct work_struct *work)
i2c_smbus_read_byte_data(client, chip_data->cache_out);
}
-int htcpld_chip_get(struct gpio_chip *chip, unsigned offset)
+static int htcpld_chip_get(struct gpio_chip *chip, unsigned offset)
{
struct htcpld_chip *chip_data;
int val = 0;
@@ -316,7 +316,7 @@ static int htcpld_direction_input(struct gpio_chip *chip,
return (offset < chip->ngpio) ? 0 : -EINVAL;
}
-int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset)
+static int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset)
{
struct htcpld_chip *chip_data;
@@ -328,7 +328,7 @@ int htcpld_chip_to_irq(struct gpio_chip *chip, unsigned offset)
return -EINVAL;
}
-void htcpld_chip_reset(struct i2c_client *client)
+static void htcpld_chip_reset(struct i2c_client *client)
{
struct htcpld_chip *chip_data = i2c_get_clientdata(client);
if (!chip_data)
diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c
index 9dd1b33f2275..0cc59795f600 100644
--- a/drivers/mfd/jz4740-adc.c
+++ b/drivers/mfd/jz4740-adc.c
@@ -84,31 +84,30 @@ static inline void jz4740_adc_irq_set_masked(struct jz4740_adc *adc, int irq,
spin_unlock_irqrestore(&adc->lock, flags);
}
-static void jz4740_adc_irq_mask(unsigned int irq)
+static void jz4740_adc_irq_mask(struct irq_data *data)
{
- struct jz4740_adc *adc = get_irq_chip_data(irq);
- jz4740_adc_irq_set_masked(adc, irq, true);
+ struct jz4740_adc *adc = irq_data_get_irq_chip_data(data);
+ jz4740_adc_irq_set_masked(adc, data->irq, true);
}
-static void jz4740_adc_irq_unmask(unsigned int irq)
+static void jz4740_adc_irq_unmask(struct irq_data *data)
{
- struct jz4740_adc *adc = get_irq_chip_data(irq);
- jz4740_adc_irq_set_masked(adc, irq, false);
+ struct jz4740_adc *adc = irq_data_get_irq_chip_data(data);
+ jz4740_adc_irq_set_masked(adc, data->irq, false);
}
-static void jz4740_adc_irq_ack(unsigned int irq)
+static void jz4740_adc_irq_ack(struct irq_data *data)
{
- struct jz4740_adc *adc = get_irq_chip_data(irq);
-
- irq -= adc->irq_base;
+ struct jz4740_adc *adc = irq_data_get_irq_chip_data(data);
+ unsigned int irq = data->irq - adc->irq_base;
writeb(BIT(irq), adc->base + JZ_REG_ADC_STATUS);
}
static struct irq_chip jz4740_adc_irq_chip = {
.name = "jz4740-adc",
- .mask = jz4740_adc_irq_mask,
- .unmask = jz4740_adc_irq_unmask,
- .ack = jz4740_adc_irq_ack,
+ .irq_mask = jz4740_adc_irq_mask,
+ .irq_unmask = jz4740_adc_irq_unmask,
+ .irq_ack = jz4740_adc_irq_ack,
};
static void jz4740_adc_irq_demux(unsigned int irq, struct irq_desc *desc)
diff --git a/drivers/mfd/max8925-core.c b/drivers/mfd/max8925-core.c
index 44695f5a1800..0e998dc4e7d8 100644
--- a/drivers/mfd/max8925-core.c
+++ b/drivers/mfd/max8925-core.c
@@ -407,16 +407,16 @@ static irqreturn_t max8925_tsc_irq(int irq, void *data)
return IRQ_HANDLED;
}
-static void max8925_irq_lock(unsigned int irq)
+static void max8925_irq_lock(struct irq_data *data)
{
- struct max8925_chip *chip = get_irq_chip_data(irq);
+ struct max8925_chip *chip = irq_data_get_irq_chip_data(data);
mutex_lock(&chip->irq_lock);
}
-static void max8925_irq_sync_unlock(unsigned int irq)
+static void max8925_irq_sync_unlock(struct irq_data *data)
{
- struct max8925_chip *chip = get_irq_chip_data(irq);
+ struct max8925_chip *chip = irq_data_get_irq_chip_data(data);
struct max8925_irq_data *irq_data;
static unsigned char cache_chg[2] = {0xff, 0xff};
static unsigned char cache_on[2] = {0xff, 0xff};
@@ -492,25 +492,25 @@ static void max8925_irq_sync_unlock(unsigned int irq)
mutex_unlock(&chip->irq_lock);
}
-static void max8925_irq_enable(unsigned int irq)
+static void max8925_irq_enable(struct irq_data *data)
{
- struct max8925_chip *chip = get_irq_chip_data(irq);
- max8925_irqs[irq - chip->irq_base].enable
- = max8925_irqs[irq - chip->irq_base].offs;
+ struct max8925_chip *chip = irq_data_get_irq_chip_data(data);
+ max8925_irqs[data->irq - chip->irq_base].enable
+ = max8925_irqs[data->irq - chip->irq_base].offs;
}
-static void max8925_irq_disable(unsigned int irq)
+static void max8925_irq_disable(struct irq_data *data)
{
- struct max8925_chip *chip = get_irq_chip_data(irq);
- max8925_irqs[irq - chip->irq_base].enable = 0;
+ struct max8925_chip *chip = irq_data_get_irq_chip_data(data);
+ max8925_irqs[data->irq - chip->irq_base].enable = 0;
}
static struct irq_chip max8925_irq_chip = {
.name = "max8925",
- .bus_lock = max8925_irq_lock,
- .bus_sync_unlock = max8925_irq_sync_unlock,
- .enable = max8925_irq_enable,
- .disable = max8925_irq_disable,
+ .irq_bus_lock = max8925_irq_lock,
+ .irq_bus_sync_unlock = max8925_irq_sync_unlock,
+ .irq_enable = max8925_irq_enable,
+ .irq_disable = max8925_irq_disable,
};
static int max8925_irq_init(struct max8925_chip *chip, int irq,
diff --git a/drivers/mfd/max8998-irq.c b/drivers/mfd/max8998-irq.c
index 45bfe77b639b..3903e1fbb334 100644
--- a/drivers/mfd/max8998-irq.c
+++ b/drivers/mfd/max8998-irq.c
@@ -102,16 +102,16 @@ irq_to_max8998_irq(struct max8998_dev *max8998, int irq)
return &max8998_irqs[irq - max8998->irq_base];
}
-static void max8998_irq_lock(unsigned int irq)
+static void max8998_irq_lock(struct irq_data *data)
{
- struct max8998_dev *max8998 = get_irq_chip_data(irq);
+ struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data);
mutex_lock(&max8998->irqlock);
}
-static void max8998_irq_sync_unlock(unsigned int irq)
+static void max8998_irq_sync_unlock(struct irq_data *data)
{
- struct max8998_dev *max8998 = get_irq_chip_data(irq);
+ struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(max8998->irq_masks_cur); i++) {
@@ -129,28 +129,30 @@ static void max8998_irq_sync_unlock(unsigned int irq)
mutex_unlock(&max8998->irqlock);
}
-static void max8998_irq_unmask(unsigned int irq)
+static void max8998_irq_unmask(struct irq_data *data)
{
- struct max8998_dev *max8998 = get_irq_chip_data(irq);
- struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, irq);
+ struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data);
+ struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998,
+ data->irq);
max8998->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask;
}
-static void max8998_irq_mask(unsigned int irq)
+static void max8998_irq_mask(struct irq_data *data)
{
- struct max8998_dev *max8998 = get_irq_chip_data(irq);
- struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998, irq);
+ struct max8998_dev *max8998 = irq_data_get_irq_chip_data(data);
+ struct max8998_irq_data *irq_data = irq_to_max8998_irq(max8998,
+ data->irq);
max8998->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask;
}
static struct irq_chip max8998_irq_chip = {
.name = "max8998",
- .bus_lock = max8998_irq_lock,
- .bus_sync_unlock = max8998_irq_sync_unlock,
- .mask = max8998_irq_mask,
- .unmask = max8998_irq_unmask,
+ .irq_bus_lock = max8998_irq_lock,
+ .irq_bus_sync_unlock = max8998_irq_sync_unlock,
+ .irq_mask = max8998_irq_mask,
+ .irq_unmask = max8998_irq_unmask,
};
static irqreturn_t max8998_irq_thread(int irq, void *data)
@@ -181,6 +183,13 @@ static irqreturn_t max8998_irq_thread(int irq, void *data)
return IRQ_HANDLED;
}
+int max8998_irq_resume(struct max8998_dev *max8998)
+{
+ if (max8998->irq && max8998->irq_base)
+ max8998_irq_thread(max8998->irq_base, max8998);
+ return 0;
+}
+
int max8998_irq_init(struct max8998_dev *max8998)
{
int i;
diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c
index bb9977bebe78..bbfe86732602 100644
--- a/drivers/mfd/max8998.c
+++ b/drivers/mfd/max8998.c
@@ -25,6 +25,8 @@
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/pm_runtime.h>
#include <linux/mutex.h>
#include <linux/mfd/core.h>
#include <linux/mfd/max8998.h>
@@ -40,6 +42,14 @@ static struct mfd_cell max8998_devs[] = {
},
};
+static struct mfd_cell lp3974_devs[] = {
+ {
+ .name = "lp3974-pmic",
+ }, {
+ .name = "lp3974-rtc",
+ },
+};
+
int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest)
{
struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
@@ -135,6 +145,7 @@ static int max8998_i2c_probe(struct i2c_client *i2c,
if (pdata) {
max8998->ono = pdata->ono;
max8998->irq_base = pdata->irq_base;
+ max8998->wakeup = pdata->wakeup;
}
mutex_init(&max8998->iolock);
@@ -143,9 +154,23 @@ static int max8998_i2c_probe(struct i2c_client *i2c,
max8998_irq_init(max8998);
- ret = mfd_add_devices(max8998->dev, -1,
- max8998_devs, ARRAY_SIZE(max8998_devs),
- NULL, 0);
+ pm_runtime_set_active(max8998->dev);
+
+ switch (id->driver_data) {
+ case TYPE_LP3974:
+ ret = mfd_add_devices(max8998->dev, -1,
+ lp3974_devs, ARRAY_SIZE(lp3974_devs),
+ NULL, 0);
+ break;
+ case TYPE_MAX8998:
+ ret = mfd_add_devices(max8998->dev, -1,
+ max8998_devs, ARRAY_SIZE(max8998_devs),
+ NULL, 0);
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
if (ret < 0)
goto err;
@@ -178,10 +203,113 @@ static const struct i2c_device_id max8998_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, max8998_i2c_id);
+static int max8998_suspend(struct device *dev)
+{
+ struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
+ struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
+
+ if (max8998->wakeup)
+ set_irq_wake(max8998->irq, 1);
+ return 0;
+}
+
+static int max8998_resume(struct device *dev)
+{
+ struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
+ struct max8998_dev *max8998 = i2c_get_clientdata(i2c);
+
+ if (max8998->wakeup)
+ set_irq_wake(max8998->irq, 0);
+ /*
+ * In LP3974, if IRQ registers are not "read & clear"
+ * when it's set during sleep, the interrupt becomes
+ * disabled.
+ */
+ return max8998_irq_resume(i2c_get_clientdata(i2c));
+}
+
+struct max8998_reg_dump {
+ u8 addr;
+ u8 val;
+};
+#define SAVE_ITEM(x) { .addr = (x), .val = 0x0, }
+struct max8998_reg_dump max8998_dump[] = {
+ SAVE_ITEM(MAX8998_REG_IRQM1),
+ SAVE_ITEM(MAX8998_REG_IRQM2),
+ SAVE_ITEM(MAX8998_REG_IRQM3),
+ SAVE_ITEM(MAX8998_REG_IRQM4),
+ SAVE_ITEM(MAX8998_REG_STATUSM1),
+ SAVE_ITEM(MAX8998_REG_STATUSM2),
+ SAVE_ITEM(MAX8998_REG_CHGR1),
+ SAVE_ITEM(MAX8998_REG_CHGR2),
+ SAVE_ITEM(MAX8998_REG_LDO_ACTIVE_DISCHARGE1),
+ SAVE_ITEM(MAX8998_REG_LDO_ACTIVE_DISCHARGE1),
+ SAVE_ITEM(MAX8998_REG_BUCK_ACTIVE_DISCHARGE3),
+ SAVE_ITEM(MAX8998_REG_ONOFF1),
+ SAVE_ITEM(MAX8998_REG_ONOFF2),
+ SAVE_ITEM(MAX8998_REG_ONOFF3),
+ SAVE_ITEM(MAX8998_REG_ONOFF4),
+ SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE1),
+ SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE2),
+ SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE3),
+ SAVE_ITEM(MAX8998_REG_BUCK1_VOLTAGE4),
+ SAVE_ITEM(MAX8998_REG_BUCK2_VOLTAGE1),
+ SAVE_ITEM(MAX8998_REG_BUCK2_VOLTAGE2),
+ SAVE_ITEM(MAX8998_REG_LDO2_LDO3),
+ SAVE_ITEM(MAX8998_REG_LDO4),
+ SAVE_ITEM(MAX8998_REG_LDO5),
+ SAVE_ITEM(MAX8998_REG_LDO6),
+ SAVE_ITEM(MAX8998_REG_LDO7),
+ SAVE_ITEM(MAX8998_REG_LDO8_LDO9),
+ SAVE_ITEM(MAX8998_REG_LDO10_LDO11),
+ SAVE_ITEM(MAX8998_REG_LDO12),
+ SAVE_ITEM(MAX8998_REG_LDO13),
+ SAVE_ITEM(MAX8998_REG_LDO14),
+ SAVE_ITEM(MAX8998_REG_LDO15),
+ SAVE_ITEM(MAX8998_REG_LDO16),
+ SAVE_ITEM(MAX8998_REG_LDO17),
+ SAVE_ITEM(MAX8998_REG_BKCHR),
+ SAVE_ITEM(MAX8998_REG_LBCNFG1),
+ SAVE_ITEM(MAX8998_REG_LBCNFG2),
+};
+/* Save registers before hibernation */
+static int max8998_freeze(struct device *dev)
+{
+ struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(max8998_dump); i++)
+ max8998_read_reg(i2c, max8998_dump[i].addr,
+ &max8998_dump[i].val);
+
+ return 0;
+}
+
+/* Restore registers after hibernation */
+static int max8998_restore(struct device *dev)
+{
+ struct i2c_client *i2c = container_of(dev, struct i2c_client, dev);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(max8998_dump); i++)
+ max8998_write_reg(i2c, max8998_dump[i].addr,
+ max8998_dump[i].val);
+
+ return 0;
+}
+
+const struct dev_pm_ops max8998_pm = {
+ .suspend = max8998_suspend,
+ .resume = max8998_resume,
+ .freeze = max8998_freeze,
+ .restore = max8998_restore,
+};
+
static struct i2c_driver max8998_i2c_driver = {
.driver = {
.name = "max8998",
.owner = THIS_MODULE,
+ .pm = &max8998_pm,
},
.probe = max8998_i2c_probe,
.remove = max8998_i2c_remove,
diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index a2ac2ed6d64c..b9fcaf0004da 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -749,7 +749,7 @@ static int mc13xxx_probe(struct spi_device *spi)
if (ret) {
err_mask:
err_revision:
- mutex_unlock(&mc13xxx->lock);
+ mc13xxx_unlock(mc13xxx);
dev_set_drvdata(&spi->dev, NULL);
kfree(mc13xxx);
return ret;
diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index ec99f681e773..d83ad0f141af 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -15,6 +15,7 @@
#include <linux/platform_device.h>
#include <linux/acpi.h>
#include <linux/mfd/core.h>
+#include <linux/pm_runtime.h>
#include <linux/slab.h>
static int mfd_add_device(struct device *parent, int id,
@@ -82,6 +83,9 @@ static int mfd_add_device(struct device *parent, int id,
if (ret)
goto fail_res;
+ if (cell->pm_runtime_no_callbacks)
+ pm_runtime_no_callbacks(&pdev->dev);
+
kfree(res);
return 0;
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index bc9275c12133..5de3a760ea1e 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -26,7 +26,7 @@
#include <linux/sm501-regs.h>
#include <linux/serial_8250.h>
-#include <asm/io.h>
+#include <linux/io.h>
struct sm501_device {
struct list_head list;
@@ -745,11 +745,8 @@ static int sm501_register_device(struct sm501_devdata *sm,
int ret;
for (ptr = 0; ptr < pdev->num_resources; ptr++) {
- printk(KERN_DEBUG "%s[%d] flags %08lx: %08llx..%08llx\n",
- pdev->name, ptr,
- pdev->resource[ptr].flags,
- (unsigned long long)pdev->resource[ptr].start,
- (unsigned long long)pdev->resource[ptr].end);
+ printk(KERN_DEBUG "%s[%d] %pR\n",
+ pdev->name, ptr, &pdev->resource[ptr]);
}
ret = platform_device_register(pdev);
diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c
index b11487f1e1cb..3e5732b58c49 100644
--- a/drivers/mfd/stmpe.c
+++ b/drivers/mfd/stmpe.c
@@ -699,16 +699,16 @@ static irqreturn_t stmpe_irq(int irq, void *data)
return IRQ_HANDLED;
}
-static void stmpe_irq_lock(unsigned int irq)
+static void stmpe_irq_lock(struct irq_data *data)
{
- struct stmpe *stmpe = get_irq_chip_data(irq);
+ struct stmpe *stmpe = irq_data_get_irq_chip_data(data);
mutex_lock(&stmpe->irq_lock);
}
-static void stmpe_irq_sync_unlock(unsigned int irq)
+static void stmpe_irq_sync_unlock(struct irq_data *data)
{
- struct stmpe *stmpe = get_irq_chip_data(irq);
+ struct stmpe *stmpe = irq_data_get_irq_chip_data(data);
struct stmpe_variant_info *variant = stmpe->variant;
int num = DIV_ROUND_UP(variant->num_irqs, 8);
int i;
@@ -727,20 +727,20 @@ static void stmpe_irq_sync_unlock(unsigned int irq)
mutex_unlock(&stmpe->irq_lock);
}
-static void stmpe_irq_mask(unsigned int irq)
+static void stmpe_irq_mask(struct irq_data *data)
{
- struct stmpe *stmpe = get_irq_chip_data(irq);
- int offset = irq - stmpe->irq_base;
+ struct stmpe *stmpe = irq_data_get_irq_chip_data(data);
+ int offset = data->irq - stmpe->irq_base;
int regoffset = offset / 8;
int mask = 1 << (offset % 8);
stmpe->ier[regoffset] &= ~mask;
}
-static void stmpe_irq_unmask(unsigned int irq)
+static void stmpe_irq_unmask(struct irq_data *data)
{
- struct stmpe *stmpe = get_irq_chip_data(irq);
- int offset = irq - stmpe->irq_base;
+ struct stmpe *stmpe = irq_data_get_irq_chip_data(data);
+ int offset = data->irq - stmpe->irq_base;
int regoffset = offset / 8;
int mask = 1 << (offset % 8);
@@ -749,10 +749,10 @@ static void stmpe_irq_unmask(unsigned int irq)
static struct irq_chip stmpe_irq_chip = {
.name = "stmpe",
- .bus_lock = stmpe_irq_lock,
- .bus_sync_unlock = stmpe_irq_sync_unlock,
- .mask = stmpe_irq_mask,
- .unmask = stmpe_irq_unmask,
+ .irq_bus_lock = stmpe_irq_lock,
+ .irq_bus_sync_unlock = stmpe_irq_sync_unlock,
+ .irq_mask = stmpe_irq_mask,
+ .irq_unmask = stmpe_irq_unmask,
};
static int __devinit stmpe_irq_init(struct stmpe *stmpe)
diff --git a/drivers/mfd/t7l66xb.c b/drivers/mfd/t7l66xb.c
index 006c121f3f0d..9caeb4ac6ea6 100644
--- a/drivers/mfd/t7l66xb.c
+++ b/drivers/mfd/t7l66xb.c
@@ -199,37 +199,37 @@ static void t7l66xb_irq(unsigned int irq, struct irq_desc *desc)
generic_handle_irq(irq_base + i);
}
-static void t7l66xb_irq_mask(unsigned int irq)
+static void t7l66xb_irq_mask(struct irq_data *data)
{
- struct t7l66xb *t7l66xb = get_irq_chip_data(irq);
+ struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&t7l66xb->lock, flags);
imr = tmio_ioread8(t7l66xb->scr + SCR_IMR);
- imr |= 1 << (irq - t7l66xb->irq_base);
+ imr |= 1 << (data->irq - t7l66xb->irq_base);
tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR);
spin_unlock_irqrestore(&t7l66xb->lock, flags);
}
-static void t7l66xb_irq_unmask(unsigned int irq)
+static void t7l66xb_irq_unmask(struct irq_data *data)
{
- struct t7l66xb *t7l66xb = get_irq_chip_data(irq);
+ struct t7l66xb *t7l66xb = irq_data_get_irq_chip_data(data);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&t7l66xb->lock, flags);
imr = tmio_ioread8(t7l66xb->scr + SCR_IMR);
- imr &= ~(1 << (irq - t7l66xb->irq_base));
+ imr &= ~(1 << (data->irq - t7l66xb->irq_base));
tmio_iowrite8(imr, t7l66xb->scr + SCR_IMR);
spin_unlock_irqrestore(&t7l66xb->lock, flags);
}
static struct irq_chip t7l66xb_chip = {
- .name = "t7l66xb",
- .ack = t7l66xb_irq_mask,
- .mask = t7l66xb_irq_mask,
- .unmask = t7l66xb_irq_unmask,
+ .name = "t7l66xb",
+ .irq_ack = t7l66xb_irq_mask,
+ .irq_mask = t7l66xb_irq_mask,
+ .irq_unmask = t7l66xb_irq_unmask,
};
/*--------------------------------------------------------------------------*/
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 1ea80d8ad915..9a238633a54d 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -527,41 +527,41 @@ tc6393xb_irq(unsigned int irq, struct irq_desc *desc)
}
}
-static void tc6393xb_irq_ack(unsigned int irq)
+static void tc6393xb_irq_ack(struct irq_data *data)
{
}
-static void tc6393xb_irq_mask(unsigned int irq)
+static void tc6393xb_irq_mask(struct irq_data *data)
{
- struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
+ struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&tc6393xb->lock, flags);
imr = tmio_ioread8(tc6393xb->scr + SCR_IMR);
- imr |= 1 << (irq - tc6393xb->irq_base);
+ imr |= 1 << (data->irq - tc6393xb->irq_base);
tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR);
spin_unlock_irqrestore(&tc6393xb->lock, flags);
}
-static void tc6393xb_irq_unmask(unsigned int irq)
+static void tc6393xb_irq_unmask(struct irq_data *data)
{
- struct tc6393xb *tc6393xb = get_irq_chip_data(irq);
+ struct tc6393xb *tc6393xb = irq_data_get_irq_chip_data(data);
unsigned long flags;
u8 imr;
spin_lock_irqsave(&tc6393xb->lock, flags);
imr = tmio_ioread8(tc6393xb->scr + SCR_IMR);
- imr &= ~(1 << (irq - tc6393xb->irq_base));
+ imr &= ~(1 << (data->irq - tc6393xb->irq_base));
tmio_iowrite8(imr, tc6393xb->scr + SCR_IMR);
spin_unlock_irqrestore(&tc6393xb->lock, flags);
}
static struct irq_chip tc6393xb_chip = {
- .name = "tc6393xb",
- .ack = tc6393xb_irq_ack,
- .mask = tc6393xb_irq_mask,
- .unmask = tc6393xb_irq_unmask,
+ .name = "tc6393xb",
+ .irq_ack = tc6393xb_irq_ack,
+ .irq_mask = tc6393xb_irq_mask,
+ .irq_unmask = tc6393xb_irq_unmask,
};
static void tc6393xb_attach_irq(struct platform_device *dev)
diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c
index 90187fe33e04..93d5fdf020c7 100644
--- a/drivers/mfd/tps65010.c
+++ b/drivers/mfd/tps65010.c
@@ -34,7 +34,7 @@
#include <linux/i2c/tps65010.h>
-#include <asm/gpio.h>
+#include <linux/gpio.h>
/*-------------------------------------------------------------------------*/
diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c
index b4931ab34929..627cf577b16d 100644
--- a/drivers/mfd/tps6586x.c
+++ b/drivers/mfd/tps6586x.c
@@ -46,8 +46,6 @@
/* device id */
#define TPS6586X_VERSIONCRC 0xcd
-#define TPS658621A_VERSIONCRC 0x15
-#define TPS658621C_VERSIONCRC 0x2c
struct tps6586x_irq_data {
u8 mask_reg;
@@ -325,37 +323,37 @@ static int tps6586x_remove_subdevs(struct tps6586x *tps6586x)
return device_for_each_child(tps6586x->dev, NULL, __remove_subdev);
}
-static void tps6586x_irq_lock(unsigned int irq)
+static void tps6586x_irq_lock(struct irq_data *data)
{
- struct tps6586x *tps6586x = get_irq_chip_data(irq);
+ struct tps6586x *tps6586x = irq_data_get_irq_chip_data(data);
mutex_lock(&tps6586x->irq_lock);
}
-static void tps6586x_irq_enable(unsigned int irq)
+static void tps6586x_irq_enable(struct irq_data *irq_data)
{
- struct tps6586x *tps6586x = get_irq_chip_data(irq);
- unsigned int __irq = irq - tps6586x->irq_base;
+ struct tps6586x *tps6586x = irq_data_get_irq_chip_data(irq_data);
+ unsigned int __irq = irq_data->irq - tps6586x->irq_base;
const struct tps6586x_irq_data *data = &tps6586x_irqs[__irq];
tps6586x->mask_reg[data->mask_reg] &= ~data->mask_mask;
tps6586x->irq_en |= (1 << __irq);
}
-static void tps6586x_irq_disable(unsigned int irq)
+static void tps6586x_irq_disable(struct irq_data *irq_data)
{
- struct tps6586x *tps6586x = get_irq_chip_data(irq);
+ struct tps6586x *tps6586x = irq_data_get_irq_chip_data(irq_data);
- unsigned int __irq = irq - tps6586x->irq_base;
+ unsigned int __irq = irq_data->irq - tps6586x->irq_base;
const struct tps6586x_irq_data *data = &tps6586x_irqs[__irq];
tps6586x->mask_reg[data->mask_reg] |= data->mask_mask;
tps6586x->irq_en &= ~(1 << __irq);
}
-static void tps6586x_irq_sync_unlock(unsigned int irq)
+static void tps6586x_irq_sync_unlock(struct irq_data *data)
{
- struct tps6586x *tps6586x = get_irq_chip_data(irq);
+ struct tps6586x *tps6586x = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(tps6586x->mask_reg); i++) {
@@ -421,10 +419,10 @@ static int __devinit tps6586x_irq_init(struct tps6586x *tps6586x, int irq,
tps6586x->irq_base = irq_base;
tps6586x->irq_chip.name = "tps6586x";
- tps6586x->irq_chip.enable = tps6586x_irq_enable;
- tps6586x->irq_chip.disable = tps6586x_irq_disable;
- tps6586x->irq_chip.bus_lock = tps6586x_irq_lock;
- tps6586x->irq_chip.bus_sync_unlock = tps6586x_irq_sync_unlock;
+ tps6586x->irq_chip.irq_enable = tps6586x_irq_enable;
+ tps6586x->irq_chip.irq_disable = tps6586x_irq_disable;
+ tps6586x->irq_chip.irq_bus_lock = tps6586x_irq_lock;
+ tps6586x->irq_chip.irq_bus_sync_unlock = tps6586x_irq_sync_unlock;
for (i = 0; i < ARRAY_SIZE(tps6586x_irqs); i++) {
int __irq = i + tps6586x->irq_base;
@@ -498,11 +496,7 @@ static int __devinit tps6586x_i2c_probe(struct i2c_client *client,
return -EIO;
}
- if ((ret != TPS658621A_VERSIONCRC) &&
- (ret != TPS658621C_VERSIONCRC)) {
- dev_err(&client->dev, "Unsupported chip ID: %x\n", ret);
- return -ENODEV;
- }
+ dev_info(&client->dev, "VERSIONCRC is %02x\n", ret);
tps6586x = kzalloc(sizeof(struct tps6586x), GFP_KERNEL);
if (tps6586x == NULL)
diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
index 12abd5b924b3..a35fa7dcbf53 100644
--- a/drivers/mfd/twl-core.c
+++ b/drivers/mfd/twl-core.c
@@ -1003,7 +1003,7 @@ static int twl_remove(struct i2c_client *client)
}
/* NOTE: this driver only handles a single twl4030/tps659x0 chip */
-static int __init
+static int __devinit
twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
int status;
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c
index 5d3a1478004b..63a30e88908f 100644
--- a/drivers/mfd/twl4030-irq.c
+++ b/drivers/mfd/twl4030-irq.c
@@ -599,38 +599,38 @@ static void twl4030_sih_do_edge(struct work_struct *work)
* completion, potentially including some re-ordering, of these requests.
*/
-static void twl4030_sih_mask(unsigned irq)
+static void twl4030_sih_mask(struct irq_data *data)
{
- struct sih_agent *sih = get_irq_chip_data(irq);
+ struct sih_agent *sih = irq_data_get_irq_chip_data(data);
unsigned long flags;
spin_lock_irqsave(&sih_agent_lock, flags);
- sih->imr |= BIT(irq - sih->irq_base);
+ sih->imr |= BIT(data->irq - sih->irq_base);
sih->imr_change_pending = true;
queue_work(wq, &sih->mask_work);
spin_unlock_irqrestore(&sih_agent_lock, flags);
}
-static void twl4030_sih_unmask(unsigned irq)
+static void twl4030_sih_unmask(struct irq_data *data)
{
- struct sih_agent *sih = get_irq_chip_data(irq);
+ struct sih_agent *sih = irq_data_get_irq_chip_data(data);
unsigned long flags;
spin_lock_irqsave(&sih_agent_lock, flags);
- sih->imr &= ~BIT(irq - sih->irq_base);
+ sih->imr &= ~BIT(data->irq - sih->irq_base);
sih->imr_change_pending = true;
queue_work(wq, &sih->mask_work);
spin_unlock_irqrestore(&sih_agent_lock, flags);
}
-static int twl4030_sih_set_type(unsigned irq, unsigned trigger)
+static int twl4030_sih_set_type(struct irq_data *data, unsigned trigger)
{
- struct sih_agent *sih = get_irq_chip_data(irq);
- struct irq_desc *desc = irq_to_desc(irq);
+ struct sih_agent *sih = irq_data_get_irq_chip_data(data);
+ struct irq_desc *desc = irq_to_desc(data->irq);
unsigned long flags;
if (!desc) {
- pr_err("twl4030: Invalid IRQ: %d\n", irq);
+ pr_err("twl4030: Invalid IRQ: %d\n", data->irq);
return -EINVAL;
}
@@ -641,7 +641,7 @@ static int twl4030_sih_set_type(unsigned irq, unsigned trigger)
if ((desc->status & IRQ_TYPE_SENSE_MASK) != trigger) {
desc->status &= ~IRQ_TYPE_SENSE_MASK;
desc->status |= trigger;
- sih->edge_change |= BIT(irq - sih->irq_base);
+ sih->edge_change |= BIT(data->irq - sih->irq_base);
queue_work(wq, &sih->edge_work);
}
spin_unlock_irqrestore(&sih_agent_lock, flags);
@@ -650,9 +650,9 @@ static int twl4030_sih_set_type(unsigned irq, unsigned trigger)
static struct irq_chip twl4030_sih_irq_chip = {
.name = "twl4030",
- .mask = twl4030_sih_mask,
- .unmask = twl4030_sih_unmask,
- .set_type = twl4030_sih_set_type,
+ .irq_mask = twl4030_sih_mask,
+ .irq_unmask = twl4030_sih_unmask,
+ .irq_set_type = twl4030_sih_set_type,
};
/*----------------------------------------------------------------------*/
diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c
index 06c8955907e9..4082ed73613f 100644
--- a/drivers/mfd/twl6030-irq.c
+++ b/drivers/mfd/twl6030-irq.c
@@ -332,7 +332,7 @@ int twl6030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
*/
twl6030_irq_chip = dummy_irq_chip;
twl6030_irq_chip.name = "twl6030";
- twl6030_irq_chip.set_type = NULL;
+ twl6030_irq_chip.irq_set_type = NULL;
for (i = irq_base; i < irq_end; i++) {
set_irq_chip_and_handler(i, &twl6030_irq_chip,
diff --git a/drivers/mfd/vx855.c b/drivers/mfd/vx855.c
index ebb059765edd..348052aa5dbf 100644
--- a/drivers/mfd/vx855.c
+++ b/drivers/mfd/vx855.c
@@ -112,7 +112,7 @@ static __devinit int vx855_probe(struct pci_dev *pdev,
return ret;
}
-static void vx855_remove(struct pci_dev *pdev)
+static void __devexit vx855_remove(struct pci_dev *pdev)
{
mfd_remove_devices(&pdev->dev);
pci_disable_device(pdev);
diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c
index 76cadcf3b1fe..3fe9a58fe6c7 100644
--- a/drivers/mfd/wm831x-core.c
+++ b/drivers/mfd/wm831x-core.c
@@ -1541,6 +1541,12 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
dev_info(wm831x->dev, "WM8325 revision %c\n", 'A' + rev);
break;
+ case WM8326:
+ parent = WM8326;
+ wm831x->num_gpio = 12;
+ dev_info(wm831x->dev, "WM8326 revision %c\n", 'A' + rev);
+ break;
+
default:
dev_err(wm831x->dev, "Unknown WM831x device %04x\n", ret);
ret = -EINVAL;
@@ -1610,18 +1616,9 @@ int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
break;
case WM8320:
- ret = mfd_add_devices(wm831x->dev, -1,
- wm8320_devs, ARRAY_SIZE(wm8320_devs),
- NULL, 0);
- break;
-
case WM8321:
- ret = mfd_add_devices(wm831x->dev, -1,
- wm8320_devs, ARRAY_SIZE(wm8320_devs),
- NULL, 0);
- break;
-
case WM8325:
+ case WM8326:
ret = mfd_add_devices(wm831x->dev, -1,
wm8320_devs, ARRAY_SIZE(wm8320_devs),
NULL, wm831x->irq_base);
diff --git a/drivers/mfd/wm831x-i2c.c b/drivers/mfd/wm831x-i2c.c
index 156b19859e81..3853fa8e7cc2 100644
--- a/drivers/mfd/wm831x-i2c.c
+++ b/drivers/mfd/wm831x-i2c.c
@@ -94,9 +94,9 @@ static int wm831x_i2c_remove(struct i2c_client *i2c)
return 0;
}
-static int wm831x_i2c_suspend(struct i2c_client *i2c, pm_message_t mesg)
+static int wm831x_i2c_suspend(struct device *dev)
{
- struct wm831x *wm831x = i2c_get_clientdata(i2c);
+ struct wm831x *wm831x = dev_get_drvdata(dev);
return wm831x_device_suspend(wm831x);
}
@@ -108,19 +108,23 @@ static const struct i2c_device_id wm831x_i2c_id[] = {
{ "wm8320", WM8320 },
{ "wm8321", WM8321 },
{ "wm8325", WM8325 },
+ { "wm8326", WM8326 },
{ }
};
MODULE_DEVICE_TABLE(i2c, wm831x_i2c_id);
+static const struct dev_pm_ops wm831x_pm_ops = {
+ .suspend = wm831x_i2c_suspend,
+};
static struct i2c_driver wm831x_i2c_driver = {
.driver = {
- .name = "wm831x",
- .owner = THIS_MODULE,
+ .name = "wm831x",
+ .owner = THIS_MODULE,
+ .pm = &wm831x_pm_ops,
},
.probe = wm831x_i2c_probe,
.remove = wm831x_i2c_remove,
- .suspend = wm831x_i2c_suspend,
.id_table = wm831x_i2c_id,
};
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index 294183b6260b..f7192d438aab 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -345,16 +345,16 @@ static inline struct wm831x_irq_data *irq_to_wm831x_irq(struct wm831x *wm831x,
return &wm831x_irqs[irq - wm831x->irq_base];
}
-static void wm831x_irq_lock(unsigned int irq)
+static void wm831x_irq_lock(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
mutex_lock(&wm831x->irq_lock);
}
-static void wm831x_irq_sync_unlock(unsigned int irq)
+static void wm831x_irq_sync_unlock(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks_cur); i++) {
@@ -371,28 +371,30 @@ static void wm831x_irq_sync_unlock(unsigned int irq)
mutex_unlock(&wm831x->irq_lock);
}
-static void wm831x_irq_unmask(unsigned int irq)
+static void wm831x_irq_unmask(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x,
+ data->irq);
wm831x->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask;
}
-static void wm831x_irq_mask(unsigned int irq)
+static void wm831x_irq_mask(struct irq_data *data)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x,
+ data->irq);
wm831x->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask;
}
-static int wm831x_irq_set_type(unsigned int irq, unsigned int type)
+static int wm831x_irq_set_type(struct irq_data *data, unsigned int type)
{
- struct wm831x *wm831x = get_irq_chip_data(irq);
- int val;
+ struct wm831x *wm831x = irq_data_get_irq_chip_data(data);
+ int val, irq;
- irq = irq - wm831x->irq_base;
+ irq = data->irq - wm831x->irq_base;
if (irq < WM831X_IRQ_GPIO_1 || irq > WM831X_IRQ_GPIO_11) {
/* Ignore internal-only IRQs */
@@ -421,12 +423,12 @@ static int wm831x_irq_set_type(unsigned int irq, unsigned int type)
}
static struct irq_chip wm831x_irq_chip = {
- .name = "wm831x",
- .bus_lock = wm831x_irq_lock,
- .bus_sync_unlock = wm831x_irq_sync_unlock,
- .mask = wm831x_irq_mask,
- .unmask = wm831x_irq_unmask,
- .set_type = wm831x_irq_set_type,
+ .name = "wm831x",
+ .irq_bus_lock = wm831x_irq_lock,
+ .irq_bus_sync_unlock = wm831x_irq_sync_unlock,
+ .irq_mask = wm831x_irq_mask,
+ .irq_unmask = wm831x_irq_unmask,
+ .irq_set_type = wm831x_irq_set_type,
};
/* The processing of the primary interrupt occurs in a thread so that
@@ -515,6 +517,17 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
return 0;
}
+ /* Try to flag /IRQ as a wake source; there are a number of
+ * unconditional wake sources in the PMIC so this isn't
+ * conditional but we don't actually care *too* much if it
+ * fails.
+ */
+ ret = enable_irq_wake(irq);
+ if (ret != 0) {
+ dev_warn(wm831x->dev, "Can't enable IRQ as wake source: %d\n",
+ ret);
+ }
+
wm831x->irq = irq;
wm831x->irq_base = pdata->irq_base;
diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c
index 2789b151b0f9..0a8f772be88c 100644
--- a/drivers/mfd/wm831x-spi.c
+++ b/drivers/mfd/wm831x-spi.c
@@ -81,6 +81,8 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi)
type = WM8321;
else if (strcmp(spi->modalias, "wm8325") == 0)
type = WM8325;
+ else if (strcmp(spi->modalias, "wm8326") == 0)
+ type = WM8326;
else {
dev_err(&spi->dev, "Unknown device type\n");
return -EINVAL;
@@ -184,6 +186,17 @@ static struct spi_driver wm8325_spi_driver = {
.suspend = wm831x_spi_suspend,
};
+static struct spi_driver wm8326_spi_driver = {
+ .driver = {
+ .name = "wm8326",
+ .bus = &spi_bus_type,
+ .owner = THIS_MODULE,
+ },
+ .probe = wm831x_spi_probe,
+ .remove = __devexit_p(wm831x_spi_remove),
+ .suspend = wm831x_spi_suspend,
+};
+
static int __init wm831x_spi_init(void)
{
int ret;
@@ -212,12 +225,17 @@ static int __init wm831x_spi_init(void)
if (ret != 0)
pr_err("Failed to register WM8325 SPI driver: %d\n", ret);
+ ret = spi_register_driver(&wm8326_spi_driver);
+ if (ret != 0)
+ pr_err("Failed to register WM8326 SPI driver: %d\n", ret);
+
return 0;
}
subsys_initcall(wm831x_spi_init);
static void __exit wm831x_spi_exit(void)
{
+ spi_unregister_driver(&wm8326_spi_driver);
spi_unregister_driver(&wm8325_spi_driver);
spi_unregister_driver(&wm8321_spi_driver);
spi_unregister_driver(&wm8320_spi_driver);
diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
index f56c9adf9493..5839966ebd85 100644
--- a/drivers/mfd/wm8350-irq.c
+++ b/drivers/mfd/wm8350-irq.c
@@ -417,16 +417,16 @@ static irqreturn_t wm8350_irq(int irq, void *irq_data)
return IRQ_HANDLED;
}
-static void wm8350_irq_lock(unsigned int irq)
+static void wm8350_irq_lock(struct irq_data *data)
{
- struct wm8350 *wm8350 = get_irq_chip_data(irq);
+ struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data);
mutex_lock(&wm8350->irq_lock);
}
-static void wm8350_irq_sync_unlock(unsigned int irq)
+static void wm8350_irq_sync_unlock(struct irq_data *data)
{
- struct wm8350 *wm8350 = get_irq_chip_data(irq);
+ struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(wm8350->irq_masks); i++) {
@@ -442,28 +442,30 @@ static void wm8350_irq_sync_unlock(unsigned int irq)
mutex_unlock(&wm8350->irq_lock);
}
-static void wm8350_irq_enable(unsigned int irq)
+static void wm8350_irq_enable(struct irq_data *data)
{
- struct wm8350 *wm8350 = get_irq_chip_data(irq);
- struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, irq);
+ struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data);
+ struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350,
+ data->irq);
wm8350->irq_masks[irq_data->reg] &= ~irq_data->mask;
}
-static void wm8350_irq_disable(unsigned int irq)
+static void wm8350_irq_disable(struct irq_data *data)
{
- struct wm8350 *wm8350 = get_irq_chip_data(irq);
- struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350, irq);
+ struct wm8350 *wm8350 = irq_data_get_irq_chip_data(data);
+ struct wm8350_irq_data *irq_data = irq_to_wm8350_irq(wm8350,
+ data->irq);
wm8350->irq_masks[irq_data->reg] |= irq_data->mask;
}
static struct irq_chip wm8350_irq_chip = {
- .name = "wm8350",
- .bus_lock = wm8350_irq_lock,
- .bus_sync_unlock = wm8350_irq_sync_unlock,
- .disable = wm8350_irq_disable,
- .enable = wm8350_irq_enable,
+ .name = "wm8350",
+ .irq_bus_lock = wm8350_irq_lock,
+ .irq_bus_sync_unlock = wm8350_irq_sync_unlock,
+ .irq_disable = wm8350_irq_disable,
+ .irq_enable = wm8350_irq_enable,
};
int wm8350_irq_init(struct wm8350 *wm8350, int irq,
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index 8d221ba5e38d..41233c7fa581 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -18,6 +18,7 @@
#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/mfd/core.h>
+#include <linux/pm_runtime.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/machine.h>
@@ -169,8 +170,16 @@ int wm8994_set_bits(struct wm8994 *wm8994, unsigned short reg,
EXPORT_SYMBOL_GPL(wm8994_set_bits);
static struct mfd_cell wm8994_regulator_devs[] = {
- { .name = "wm8994-ldo", .id = 1 },
- { .name = "wm8994-ldo", .id = 2 },
+ {
+ .name = "wm8994-ldo",
+ .id = 1,
+ .pm_runtime_no_callbacks = true,
+ },
+ {
+ .name = "wm8994-ldo",
+ .id = 2,
+ .pm_runtime_no_callbacks = true,
+ },
};
static struct resource wm8994_codec_resources[] = {
@@ -200,6 +209,7 @@ static struct mfd_cell wm8994_devs[] = {
.name = "wm8994-gpio",
.num_resources = ARRAY_SIZE(wm8994_gpio_resources),
.resources = wm8994_gpio_resources,
+ .pm_runtime_no_callbacks = true,
},
};
@@ -231,7 +241,7 @@ static const char *wm8958_main_supplies[] = {
};
#ifdef CONFIG_PM
-static int wm8994_device_suspend(struct device *dev)
+static int wm8994_suspend(struct device *dev)
{
struct wm8994 *wm8994 = dev_get_drvdata(dev);
int ret;
@@ -261,7 +271,7 @@ static int wm8994_device_suspend(struct device *dev)
return 0;
}
-static int wm8994_device_resume(struct device *dev)
+static int wm8994_resume(struct device *dev)
{
struct wm8994 *wm8994 = dev_get_drvdata(dev);
int ret;
@@ -471,6 +481,9 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
goto err_irq;
}
+ pm_runtime_enable(wm8994->dev);
+ pm_runtime_resume(wm8994->dev);
+
return 0;
err_irq:
@@ -490,6 +503,7 @@ static int wm8994_device_init(struct wm8994 *wm8994, int irq)
static void wm8994_device_exit(struct wm8994 *wm8994)
{
+ pm_runtime_disable(wm8994->dev);
mfd_remove_devices(wm8994->dev);
wm8994_irq_exit(wm8994);
regulator_bulk_disable(wm8994->num_supplies,
@@ -573,21 +587,6 @@ static int wm8994_i2c_remove(struct i2c_client *i2c)
return 0;
}
-#ifdef CONFIG_PM
-static int wm8994_i2c_suspend(struct i2c_client *i2c, pm_message_t state)
-{
- return wm8994_device_suspend(&i2c->dev);
-}
-
-static int wm8994_i2c_resume(struct i2c_client *i2c)
-{
- return wm8994_device_resume(&i2c->dev);
-}
-#else
-#define wm8994_i2c_suspend NULL
-#define wm8994_i2c_resume NULL
-#endif
-
static const struct i2c_device_id wm8994_i2c_id[] = {
{ "wm8994", WM8994 },
{ "wm8958", WM8958 },
@@ -595,15 +594,16 @@ static const struct i2c_device_id wm8994_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, wm8994_i2c_id);
+UNIVERSAL_DEV_PM_OPS(wm8994_pm_ops, wm8994_suspend, wm8994_resume, NULL);
+
static struct i2c_driver wm8994_i2c_driver = {
.driver = {
- .name = "wm8994",
- .owner = THIS_MODULE,
+ .name = "wm8994",
+ .owner = THIS_MODULE,
+ .pm = &wm8994_pm_ops,
},
.probe = wm8994_i2c_probe,
.remove = wm8994_i2c_remove,
- .suspend = wm8994_i2c_suspend,
- .resume = wm8994_i2c_resume,
.id_table = wm8994_i2c_id,
};
diff --git a/drivers/mfd/wm8994-irq.c b/drivers/mfd/wm8994-irq.c
index 8400eb1ee5db..29e8faf9c01c 100644
--- a/drivers/mfd/wm8994-irq.c
+++ b/drivers/mfd/wm8994-irq.c
@@ -156,16 +156,16 @@ static inline struct wm8994_irq_data *irq_to_wm8994_irq(struct wm8994 *wm8994,
return &wm8994_irqs[irq - wm8994->irq_base];
}
-static void wm8994_irq_lock(unsigned int irq)
+static void wm8994_irq_lock(struct irq_data *data)
{
- struct wm8994 *wm8994 = get_irq_chip_data(irq);
+ struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data);
mutex_lock(&wm8994->irq_lock);
}
-static void wm8994_irq_sync_unlock(unsigned int irq)
+static void wm8994_irq_sync_unlock(struct irq_data *data)
{
- struct wm8994 *wm8994 = get_irq_chip_data(irq);
+ struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data);
int i;
for (i = 0; i < ARRAY_SIZE(wm8994->irq_masks_cur); i++) {
@@ -182,28 +182,30 @@ static void wm8994_irq_sync_unlock(unsigned int irq)
mutex_unlock(&wm8994->irq_lock);
}
-static void wm8994_irq_unmask(unsigned int irq)
+static void wm8994_irq_unmask(struct irq_data *data)
{
- struct wm8994 *wm8994 = get_irq_chip_data(irq);
- struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, irq);
+ struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data);
+ struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994,
+ data->irq);
wm8994->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask;
}
-static void wm8994_irq_mask(unsigned int irq)
+static void wm8994_irq_mask(struct irq_data *data)
{
- struct wm8994 *wm8994 = get_irq_chip_data(irq);
- struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994, irq);
+ struct wm8994 *wm8994 = irq_data_get_irq_chip_data(data);
+ struct wm8994_irq_data *irq_data = irq_to_wm8994_irq(wm8994,
+ data->irq);
wm8994->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask;
}
static struct irq_chip wm8994_irq_chip = {
- .name = "wm8994",
- .bus_lock = wm8994_irq_lock,
- .bus_sync_unlock = wm8994_irq_sync_unlock,
- .mask = wm8994_irq_mask,
- .unmask = wm8994_irq_unmask,
+ .name = "wm8994",
+ .irq_bus_lock = wm8994_irq_lock,
+ .irq_bus_sync_unlock = wm8994_irq_sync_unlock,
+ .irq_mask = wm8994_irq_mask,
+ .irq_unmask = wm8994_irq_unmask,
};
/* The processing of the primary interrupt occurs in a thread so that
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 1e1a4be8eb6c..cc8e49db45fe 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -64,7 +64,7 @@ config ATMEL_PWM
config AB8500_PWM
bool "AB8500 PWM support"
- depends on AB8500_CORE
+ depends on AB8500_CORE && ARCH_U8500
select HAVE_PWM
help
This driver exports functions to enable/disble/config/free Pulse
diff --git a/drivers/misc/cs5535-mfgpt.c b/drivers/misc/cs5535-mfgpt.c
index 6f6218061b0d..d02d302ee6d5 100644
--- a/drivers/misc/cs5535-mfgpt.c
+++ b/drivers/misc/cs5535-mfgpt.c
@@ -16,12 +16,11 @@
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/module.h>
-#include <linux/pci.h>
+#include <linux/platform_device.h>
#include <linux/cs5535.h>
#include <linux/slab.h>
#define DRV_NAME "cs5535-mfgpt"
-#define MFGPT_BAR 2
static int mfgpt_reset_timers;
module_param_named(mfgptfix, mfgpt_reset_timers, int, 0644);
@@ -37,7 +36,7 @@ static struct cs5535_mfgpt_chip {
DECLARE_BITMAP(avail, MFGPT_MAX_TIMERS);
resource_size_t base;
- struct pci_dev *pdev;
+ struct platform_device *pdev;
spinlock_t lock;
int initialized;
} cs5535_mfgpt_chip;
@@ -290,10 +289,10 @@ static int __init scan_timers(struct cs5535_mfgpt_chip *mfgpt)
return timers;
}
-static int __init cs5535_mfgpt_probe(struct pci_dev *pdev,
- const struct pci_device_id *pci_id)
+static int __devinit cs5535_mfgpt_probe(struct platform_device *pdev)
{
- int err, t;
+ struct resource *res;
+ int err = -EIO, t;
/* There are two ways to get the MFGPT base address; one is by
* fetching it from MSR_LBAR_MFGPT, the other is by reading the
@@ -302,29 +301,27 @@ static int __init cs5535_mfgpt_probe(struct pci_dev *pdev,
* it turns out to be unreliable in the face of crappy BIOSes, we
* can always go back to using MSRs.. */
- err = pci_enable_device_io(pdev);
- if (err) {
- dev_err(&pdev->dev, "can't enable device IO\n");
+ res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "can't fetch device resource info\n");
goto done;
}
- err = pci_request_region(pdev, MFGPT_BAR, DRV_NAME);
- if (err) {
- dev_err(&pdev->dev, "can't alloc PCI BAR #%d\n", MFGPT_BAR);
+ if (!request_region(res->start, resource_size(res), pdev->name)) {
+ dev_err(&pdev->dev, "can't request region\n");
goto done;
}
/* set up the driver-specific struct */
- cs5535_mfgpt_chip.base = pci_resource_start(pdev, MFGPT_BAR);
+ cs5535_mfgpt_chip.base = res->start;
cs5535_mfgpt_chip.pdev = pdev;
spin_lock_init(&cs5535_mfgpt_chip.lock);
- dev_info(&pdev->dev, "allocated PCI BAR #%d: base 0x%llx\n", MFGPT_BAR,
- (unsigned long long) cs5535_mfgpt_chip.base);
+ dev_info(&pdev->dev, "reserved resource region %pR\n", res);
/* detect the available timers */
t = scan_timers(&cs5535_mfgpt_chip);
- dev_info(&pdev->dev, DRV_NAME ": %d MFGPT timers available\n", t);
+ dev_info(&pdev->dev, "%d MFGPT timers available\n", t);
cs5535_mfgpt_chip.initialized = 1;
return 0;
@@ -332,47 +329,18 @@ static int __init cs5535_mfgpt_probe(struct pci_dev *pdev,
return err;
}
-static struct pci_device_id cs5535_mfgpt_pci_tbl[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_NS, PCI_DEVICE_ID_NS_CS5535_ISA) },
- { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_ISA) },
- { 0, },
+static struct platform_driver cs5535_mfgpt_drv = {
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+ .probe = cs5535_mfgpt_probe,
};
-MODULE_DEVICE_TABLE(pci, cs5535_mfgpt_pci_tbl);
-/*
- * Just like with the cs5535-gpio driver, we can't use the standard PCI driver
- * registration stuff. It only allows only one driver to bind to each PCI
- * device, and we want the GPIO and MFGPT drivers to be able to share a PCI
- * device. Instead, we manually scan for the PCI device, request a single
- * region, and keep track of the devices that we're using.
- */
-
-static int __init cs5535_mfgpt_scan_pci(void)
-{
- struct pci_dev *pdev;
- int err = -ENODEV;
- int i;
-
- for (i = 0; i < ARRAY_SIZE(cs5535_mfgpt_pci_tbl); i++) {
- pdev = pci_get_device(cs5535_mfgpt_pci_tbl[i].vendor,
- cs5535_mfgpt_pci_tbl[i].device, NULL);
- if (pdev) {
- err = cs5535_mfgpt_probe(pdev,
- &cs5535_mfgpt_pci_tbl[i]);
- if (err)
- pci_dev_put(pdev);
-
- /* we only support a single CS5535/6 southbridge */
- break;
- }
- }
-
- return err;
-}
static int __init cs5535_mfgpt_init(void)
{
- return cs5535_mfgpt_scan_pci();
+ return platform_driver_register(&cs5535_mfgpt_drv);
}
module_init(cs5535_mfgpt_init);
@@ -380,3 +348,4 @@ module_init(cs5535_mfgpt_init);
MODULE_AUTHOR("Andres Salomon <dilinger@queued.net>");
MODULE_DESCRIPTION("CS5535/CS5536 MFGPT timer driver");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/regulator/max8998.c b/drivers/regulator/max8998.c
index 7568df6122ab..0ec49ca527a8 100644
--- a/drivers/regulator/max8998.c
+++ b/drivers/regulator/max8998.c
@@ -424,6 +424,9 @@ static int max8998_set_voltage_buck(struct regulator_dev *rdev,
}
}
+ if (pdata->buck_voltage_lock)
+ return -EINVAL;
+
/* no predefine regulator found */
max8998->buck1_idx = (buck1_last_val % 2) + 2;
dev_dbg(max8998->dev, "max8998->buck1_idx:%d\n",
@@ -451,18 +454,26 @@ static int max8998_set_voltage_buck(struct regulator_dev *rdev,
"BUCK2, i:%d buck2_vol1:%d, buck2_vol2:%d\n"
, i, max8998->buck2_vol[0], max8998->buck2_vol[1]);
if (gpio_is_valid(pdata->buck2_set3)) {
- if (max8998->buck2_vol[0] == i) {
- max8998->buck1_idx = 0;
- buck2_gpio_set(pdata->buck2_set3, 0);
- } else {
- max8998->buck1_idx = 1;
- ret = max8998_get_voltage_register(rdev, ®,
- &shift,
- &mask);
- ret = max8998_write_reg(i2c, reg, i);
- max8998->buck2_vol[1] = i;
- buck2_gpio_set(pdata->buck2_set3, 1);
+
+ /* check if requested voltage */
+ /* value is already defined */
+ for (j = 0; j < ARRAY_SIZE(max8998->buck2_vol); j++) {
+ if (max8998->buck2_vol[j] == i) {
+ max8998->buck2_idx = j;
+ buck2_gpio_set(pdata->buck2_set3, j);
+ goto buck2_exit;
+ }
}
+
+ if (pdata->buck_voltage_lock)
+ return -EINVAL;
+
+ max8998_get_voltage_register(rdev,
+ ®, &shift, &mask);
+ ret = max8998_write_reg(i2c, reg, i);
+ max8998->buck2_vol[max8998->buck2_idx] = i;
+ buck2_gpio_set(pdata->buck2_set3, max8998->buck2_idx);
+buck2_exit:
dev_dbg(max8998->dev, "%s: SET3:%d\n", i2c->name,
gpio_get_value(pdata->buck2_set3));
} else {
@@ -707,6 +718,9 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, max8998);
i2c = max8998->iodev->i2c;
+ max8998->buck1_idx = pdata->buck1_default_idx;
+ max8998->buck2_idx = pdata->buck2_default_idx;
+
/* NOTE: */
/* For unused GPIO NOT marked as -1 (thereof equal to 0) WARN_ON */
/* will be displayed */
@@ -739,23 +753,46 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
i = 0;
while (buck12_voltage_map_desc.min +
buck12_voltage_map_desc.step*i
- != (pdata->buck1_max_voltage1 / 1000))
+ < (pdata->buck1_voltage1 / 1000))
i++;
- printk(KERN_ERR "i:%d, buck1_idx:%d\n", i, max8998->buck1_idx);
max8998->buck1_vol[0] = i;
ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE1, i);
+ if (ret)
+ return ret;
/* Set predefined value for BUCK1 register 2 */
i = 0;
while (buck12_voltage_map_desc.min +
buck12_voltage_map_desc.step*i
- != (pdata->buck1_max_voltage2 / 1000))
+ < (pdata->buck1_voltage2 / 1000))
i++;
max8998->buck1_vol[1] = i;
- printk(KERN_ERR "i:%d, buck1_idx:%d\n", i, max8998->buck1_idx);
- ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i)
- + ret;
+ ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE2, i);
+ if (ret)
+ return ret;
+
+ /* Set predefined value for BUCK1 register 3 */
+ i = 0;
+ while (buck12_voltage_map_desc.min +
+ buck12_voltage_map_desc.step*i
+ < (pdata->buck1_voltage3 / 1000))
+ i++;
+
+ max8998->buck1_vol[2] = i;
+ ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE3, i);
+ if (ret)
+ return ret;
+
+ /* Set predefined value for BUCK1 register 4 */
+ i = 0;
+ while (buck12_voltage_map_desc.min +
+ buck12_voltage_map_desc.step*i
+ < (pdata->buck1_voltage4 / 1000))
+ i++;
+
+ max8998->buck1_vol[3] = i;
+ ret = max8998_write_reg(i2c, MAX8998_REG_BUCK1_VOLTAGE4, i);
if (ret)
return ret;
@@ -772,18 +809,28 @@ static __devinit int max8998_pmic_probe(struct platform_device *pdev)
gpio_direction_output(pdata->buck2_set3,
max8998->buck2_idx & 0x1);
- /* BUCK2 - set preset default voltage value to buck2_vol[0] */
+ /* BUCK2 register 1 */
i = 0;
while (buck12_voltage_map_desc.min +
buck12_voltage_map_desc.step*i
- != (pdata->buck2_max_voltage / 1000))
+ < (pdata->buck2_voltage1 / 1000))
i++;
- printk(KERN_ERR "i:%d, buck2_idx:%d\n", i, max8998->buck2_idx);
max8998->buck2_vol[0] = i;
ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE1, i);
if (ret)
return ret;
+ /* BUCK2 register 2 */
+ i = 0;
+ while (buck12_voltage_map_desc.min +
+ buck12_voltage_map_desc.step*i
+ < (pdata->buck2_voltage2 / 1000))
+ i++;
+ printk(KERN_ERR "i2:%d, buck2_idx:%d\n", i, max8998->buck2_idx);
+ max8998->buck2_vol[1] = i;
+ ret = max8998_write_reg(i2c, MAX8998_REG_BUCK2_VOLTAGE2, i);
+ if (ret)
+ return ret;
}
for (i = 0; i < pdata->num_regulators; i++) {
@@ -835,6 +882,12 @@ static int __devexit max8998_pmic_remove(struct platform_device *pdev)
return 0;
}
+static const struct platform_device_id max8998_pmic_id[] = {
+ { "max8998-pmic", TYPE_MAX8998 },
+ { "lp3974-pmic", TYPE_LP3974 },
+ { }
+};
+
static struct platform_driver max8998_pmic_driver = {
.driver = {
.name = "max8998-pmic",
@@ -842,6 +895,7 @@ static struct platform_driver max8998_pmic_driver = {
},
.probe = max8998_pmic_probe,
.remove = __devexit_p(max8998_pmic_remove),
+ .id_table = max8998_pmic_id,
};
static int __init max8998_pmic_init(void)
diff --git a/drivers/rtc/rtc-max8998.c b/drivers/rtc/rtc-max8998.c
index f22dee35f330..3f7bc6b9fefa 100644
--- a/drivers/rtc/rtc-max8998.c
+++ b/drivers/rtc/rtc-max8998.c
@@ -20,6 +20,7 @@
#include <linux/platform_device.h>
#include <linux/mfd/max8998.h>
#include <linux/mfd/max8998-private.h>
+#include <linux/delay.h>
#define MAX8998_RTC_SEC 0x00
#define MAX8998_RTC_MIN 0x01
@@ -73,6 +74,7 @@ struct max8998_rtc_info {
struct i2c_client *rtc;
struct rtc_device *rtc_dev;
int irq;
+ bool lp3974_bug_workaround;
};
static void max8998_data_to_tm(u8 *data, struct rtc_time *tm)
@@ -124,10 +126,16 @@ static int max8998_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
struct max8998_rtc_info *info = dev_get_drvdata(dev);
u8 data[8];
+ int ret;
max8998_tm_to_data(tm, data);
- return max8998_bulk_write(info->rtc, MAX8998_RTC_SEC, 8, data);
+ ret = max8998_bulk_write(info->rtc, MAX8998_RTC_SEC, 8, data);
+
+ if (info->lp3974_bug_workaround)
+ msleep(2000);
+
+ return ret;
}
static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
@@ -163,12 +171,29 @@ static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
static int max8998_rtc_stop_alarm(struct max8998_rtc_info *info)
{
- return max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0);
+ int ret = max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0);
+
+ if (info->lp3974_bug_workaround)
+ msleep(2000);
+
+ return ret;
}
static int max8998_rtc_start_alarm(struct max8998_rtc_info *info)
{
- return max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, 0x77);
+ int ret;
+ u8 alarm0_conf = 0x77;
+
+ /* LP3974 with delay bug chips has rtc alarm bugs with "MONTH" field */
+ if (info->lp3974_bug_workaround)
+ alarm0_conf = 0x57;
+
+ ret = max8998_write_reg(info->rtc, MAX8998_ALARM0_CONF, alarm0_conf);
+
+ if (info->lp3974_bug_workaround)
+ msleep(2000);
+
+ return ret;
}
static int max8998_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
@@ -187,10 +212,13 @@ static int max8998_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
if (ret < 0)
return ret;
- if (alrm->enabled)
- return max8998_rtc_start_alarm(info);
+ if (info->lp3974_bug_workaround)
+ msleep(2000);
- return 0;
+ if (alrm->enabled)
+ ret = max8998_rtc_start_alarm(info);
+
+ return ret;
}
static int max8998_rtc_alarm_irq_enable(struct device *dev,
@@ -224,6 +252,7 @@ static const struct rtc_class_ops max8998_rtc_ops = {
static int __devinit max8998_rtc_probe(struct platform_device *pdev)
{
struct max8998_dev *max8998 = dev_get_drvdata(pdev->dev.parent);
+ struct max8998_platform_data *pdata = dev_get_platdata(max8998->dev);
struct max8998_rtc_info *info;
int ret;
@@ -249,10 +278,18 @@ static int __devinit max8998_rtc_probe(struct platform_device *pdev)
ret = request_threaded_irq(info->irq, NULL, max8998_rtc_alarm_irq, 0,
"rtc-alarm0", info);
+
if (ret < 0)
dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n",
info->irq, ret);
+ dev_info(&pdev->dev, "RTC CHIP NAME: %s\n", pdev->id_entry->name);
+ if (pdata->rtc_delay) {
+ info->lp3974_bug_workaround = true;
+ dev_warn(&pdev->dev, "LP3974 with RTC REGERR option."
+ " RTC updates will be extremely slow.\n");
+ }
+
return 0;
out_rtc:
@@ -273,6 +310,12 @@ static int __devexit max8998_rtc_remove(struct platform_device *pdev)
return 0;
}
+static const struct platform_device_id max8998_rtc_id[] = {
+ { "max8998-rtc", TYPE_MAX8998 },
+ { "lp3974-rtc", TYPE_LP3974 },
+ { }
+};
+
static struct platform_driver max8998_rtc_driver = {
.driver = {
.name = "max8998-rtc",
@@ -280,6 +323,7 @@ static struct platform_driver max8998_rtc_driver = {
},
.probe = max8998_rtc_probe,
.remove = __devexit_p(max8998_rtc_remove),
+ .id_table = max8998_rtc_id,
};
static int __init max8998_rtc_init(void)
diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/ab8500.h
index 85cf2c28fac6..37f56b7c4c15 100644
--- a/include/linux/mfd/ab8500.h
+++ b/include/linux/mfd/ab8500.h
@@ -74,30 +74,37 @@
#define AB8500_INT_ACC_DETECT_21DB_F 37
#define AB8500_INT_ACC_DETECT_21DB_R 38
#define AB8500_INT_GP_SW_ADC_CONV_END 39
-#define AB8500_INT_BTEMP_LOW 72
-#define AB8500_INT_BTEMP_LOW_MEDIUM 73
-#define AB8500_INT_BTEMP_MEDIUM_HIGH 74
-#define AB8500_INT_BTEMP_HIGH 75
-#define AB8500_INT_USB_CHARGER_NOT_OK 81
-#define AB8500_INT_ID_WAKEUP_R 82
-#define AB8500_INT_ID_DET_R1R 84
-#define AB8500_INT_ID_DET_R2R 85
-#define AB8500_INT_ID_DET_R3R 86
-#define AB8500_INT_ID_DET_R4R 87
-#define AB8500_INT_ID_WAKEUP_F 88
-#define AB8500_INT_ID_DET_R1F 90
-#define AB8500_INT_ID_DET_R2F 91
-#define AB8500_INT_ID_DET_R3F 92
-#define AB8500_INT_ID_DET_R4F 93
-#define AB8500_INT_USB_CHG_DET_DONE 94
-#define AB8500_INT_USB_CH_TH_PROT_F 96
-#define AB8500_INT_USB_CH_TH_PROP_R 97
-#define AB8500_INT_MAIN_CH_TH_PROP_F 98
-#define AB8500_INT_MAIN_CH_TH_PROT_R 99
-#define AB8500_INT_USB_CHARGER_NOT_OKF 103
+#define AB8500_INT_ADP_SOURCE_ERROR 72
+#define AB8500_INT_ADP_SINK_ERROR 73
+#define AB8500_INT_ADP_PROBE_PLUG 74
+#define AB8500_INT_ADP_PROBE_UNPLUG 75
+#define AB8500_INT_ADP_SENSE_OFF 76
+#define AB8500_INT_USB_PHY_POWER_ERR 78
+#define AB8500_INT_USB_LINK_STATUS 79
+#define AB8500_INT_BTEMP_LOW 80
+#define AB8500_INT_BTEMP_LOW_MEDIUM 81
+#define AB8500_INT_BTEMP_MEDIUM_HIGH 82
+#define AB8500_INT_BTEMP_HIGH 83
+#define AB8500_INT_USB_CHARGER_NOT_OK 89
+#define AB8500_INT_ID_WAKEUP_R 90
+#define AB8500_INT_ID_DET_R1R 92
+#define AB8500_INT_ID_DET_R2R 93
+#define AB8500_INT_ID_DET_R3R 94
+#define AB8500_INT_ID_DET_R4R 95
+#define AB8500_INT_ID_WAKEUP_F 96
+#define AB8500_INT_ID_DET_R1F 98
+#define AB8500_INT_ID_DET_R2F 99
+#define AB8500_INT_ID_DET_R3F 100
+#define AB8500_INT_ID_DET_R4F 101
+#define AB8500_INT_USB_CHG_DET_DONE 102
+#define AB8500_INT_USB_CH_TH_PROT_F 104
+#define AB8500_INT_USB_CH_TH_PROT_R 105
+#define AB8500_INT_MAIN_CH_TH_PROT_F 106
+#define AB8500_INT_MAIN_CH_TH_PROT_R 107
+#define AB8500_INT_USB_CHARGER_NOT_OKF 111
-#define AB8500_NR_IRQS 104
-#define AB8500_NUM_IRQ_REGS 13
+#define AB8500_NR_IRQS 112
+#define AB8500_NUM_IRQ_REGS 14
/**
* struct ab8500 - ab8500 internal structure
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 5582ab3d3e48..835996e167e1 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -47,6 +47,12 @@ struct mfd_cell {
/* don't check for resource conflicts */
bool ignore_resource_conflicts;
+
+ /*
+ * Disable runtime PM callbacks for this subdevice - see
+ * pm_runtime_no_callbacks().
+ */
+ bool pm_runtime_no_callbacks;
};
extern int mfd_add_devices(struct device *parent, int id,
diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h
index 7363dea6bbcd..effa5d3b96ae 100644
--- a/include/linux/mfd/max8998-private.h
+++ b/include/linux/mfd/max8998-private.h
@@ -159,10 +159,12 @@ struct max8998_dev {
u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS];
u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS];
int type;
+ bool wakeup;
};
int max8998_irq_init(struct max8998_dev *max8998);
void max8998_irq_exit(struct max8998_dev *max8998);
+int max8998_irq_resume(struct max8998_dev *max8998);
extern int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest);
extern int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count,
diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h
index f8c9f884aff2..61daa167b576 100644
--- a/include/linux/mfd/max8998.h
+++ b/include/linux/mfd/max8998.h
@@ -70,24 +70,43 @@ struct max8998_regulator_data {
* @num_regulators: number of regultors used
* @irq_base: base IRQ number for max8998, required for IRQs
* @ono: power onoff IRQ number for max8998
- * @buck1_max_voltage1: BUCK1 maximum alowed voltage register 1
- * @buck1_max_voltage2: BUCK1 maximum alowed voltage register 2
- * @buck2_max_voltage: BUCK2 maximum alowed voltage
+ * @buck_voltage_lock: Do NOT change the values of the following six
+ * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot
+ * be other than the preset values.
+ * @buck1_voltage1: BUCK1 DVS mode 1 voltage register
+ * @buck1_voltage2: BUCK1 DVS mode 2 voltage register
+ * @buck1_voltage3: BUCK1 DVS mode 3 voltage register
+ * @buck1_voltage4: BUCK1 DVS mode 4 voltage register
+ * @buck2_voltage1: BUCK2 DVS mode 1 voltage register
+ * @buck2_voltage2: BUCK2 DVS mode 2 voltage register
* @buck1_set1: BUCK1 gpio pin 1 to set output voltage
* @buck1_set2: BUCK1 gpio pin 2 to set output voltage
+ * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2
* @buck2_set3: BUCK2 gpio pin to set output voltage
+ * @buck2_default_idx: Default for BUCK2 gpio pin.
+ * @wakeup: Allow to wake up from suspend
+ * @rtc_delay: LP3974 RTC chip bug that requires delay after a register
+ * write before reading it.
*/
struct max8998_platform_data {
struct max8998_regulator_data *regulators;
int num_regulators;
int irq_base;
int ono;
- int buck1_max_voltage1;
- int buck1_max_voltage2;
- int buck2_max_voltage;
+ bool buck_voltage_lock;
+ int buck1_voltage1;
+ int buck1_voltage2;
+ int buck1_voltage3;
+ int buck1_voltage4;
+ int buck2_voltage1;
+ int buck2_voltage2;
int buck1_set1;
int buck1_set2;
+ int buck1_default_idx;
int buck2_set3;
+ int buck2_default_idx;
+ bool wakeup;
+ bool rtc_delay;
};
#endif /* __LINUX_MFD_MAX8998_H */
diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h
index a1239c48b41a..903280d21866 100644
--- a/include/linux/mfd/wm831x/core.h
+++ b/include/linux/mfd/wm831x/core.h
@@ -245,6 +245,7 @@ enum wm831x_parent {
WM8320 = 0x8320,
WM8321 = 0x8321,
WM8325 = 0x8325,
+ WM8326 = 0x8326,
};
struct wm831x {