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mfd: arizona: Integrate wm8997 into Arizona mfd

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The wm8997 is a compact, high-performance audio hub CODEC with SLIMbus
interfacing, for smartphones, tablets and other portable audio devices
based on the Arizona platform.

This patch integrates the wm8997 into the Arizona mfd.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Charles Keepax 2013-06-13 09:43:29 +01:00 committed by Samuel Ortiz
parent f3799e9372
commit dc7d48635d
8 changed files with 1582 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/mfd/Kconfig
View file

@ -1047,6 +1047,12 @@ config MFD_WM5110
help
Support for Wolfson Microelectronics WM5110 low power audio SoC
config MFD_WM8997
bool "Support Wolfson Microelectronics WM8997"
depends on MFD_ARIZONA
help
Support for Wolfson Microelectronics WM8997 low power audio SoC
config MFD_WM8400
bool "Wolfson Microelectronics WM8400"
select MFD_CORE

3
drivers/mfd/Makefile
View file

@ -43,6 +43,9 @@ endif
ifneq ($(CONFIG_MFD_WM5110),n)
obj-$(CONFIG_MFD_ARIZONA) += wm5110-tables.o
endif
ifneq ($(CONFIG_MFD_WM8997),n)
obj-$(CONFIG_MFD_ARIZONA) += wm8997-tables.o
endif
obj-$(CONFIG_MFD_WM8400) += wm8400-core.o
wm831x-objs := wm831x-core.o wm831x-irq.o wm831x-otp.o
wm831x-objs += wm831x-auxadc.o

27
drivers/mfd/arizona-core.c
View file

@ -554,6 +554,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
const struct of_device_id arizona_of_match[] = {
{ .compatible = "wlf,wm5102", .data = (void *)WM5102 },
{ .compatible = "wlf,wm5110", .data = (void *)WM5110 },
{ .compatible = "wlf,wm8997", .data = (void *)WM8997 },
{},
};
EXPORT_SYMBOL_GPL(arizona_of_match);
@ -586,6 +587,15 @@ static struct mfd_cell wm5110_devs[] = {
{ .name = "wm5110-codec" },
};
static struct mfd_cell wm8997_devs[] = {
{ .name = "arizona-micsupp" },
{ .name = "arizona-extcon" },
{ .name = "arizona-gpio" },
{ .name = "arizona-haptics" },
{ .name = "arizona-pwm" },
{ .name = "wm8997-codec" },
};
int arizona_dev_init(struct arizona *arizona)
{
struct device *dev = arizona->dev;
@ -608,6 +618,7 @@ int arizona_dev_init(struct arizona *arizona)
switch (arizona->type) {
case WM5102:
case WM5110:
case WM8997:
for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++)
arizona->core_supplies[i].supply
= wm5102_core_supplies[i];
@ -683,6 +694,7 @@ int arizona_dev_init(struct arizona *arizona)
switch (reg) {
case 0x5102:
case 0x5110:
case 0x8997:
break;
default:
dev_err(arizona->dev, "Unknown device ID: %x\n", reg);
@ -767,6 +779,17 @@ int arizona_dev_init(struct arizona *arizona)
}
apply_patch = wm5110_patch;
break;
#endif
#ifdef CONFIG_MFD_WM8997
case 0x8997:
type_name = "WM8997";
if (arizona->type != WM8997) {
dev_err(arizona->dev, "WM8997 registered as %d\n",
arizona->type);
arizona->type = WM8997;
}
apply_patch = wm8997_patch;
break;
#endif
default:
dev_err(arizona->dev, "Unknown device ID %x\n", reg);
@ -934,6 +957,10 @@ int arizona_dev_init(struct arizona *arizona)
ret = mfd_add_devices(arizona->dev, -1, wm5110_devs,
ARRAY_SIZE(wm5110_devs), NULL, 0, NULL);
break;
case WM8997:
ret = mfd_add_devices(arizona->dev, -1, wm8997_devs,
ARRAY_SIZE(wm8997_devs), NULL, 0, NULL);
break;
}
if (ret != 0) {

6
drivers/mfd/arizona-i2c.c
View file

@ -44,6 +44,11 @@ static int arizona_i2c_probe(struct i2c_client *i2c,
case WM5110:
regmap_config = &wm5110_i2c_regmap;
break;
#endif
#ifdef CONFIG_MFD_WM8997
case WM8997:
regmap_config = &wm8997_i2c_regmap;
break;
#endif
default:
dev_err(&i2c->dev, "Unknown device type %ld\n",
@ -80,6 +85,7 @@ static int arizona_i2c_remove(struct i2c_client *i2c)
static const struct i2c_device_id arizona_i2c_id[] = {
{ "wm5102", WM5102 },
{ "wm5110", WM5110 },
{ "wm8997", WM8997 },
{ }
};
MODULE_DEVICE_TABLE(i2c, arizona_i2c_id);

8
drivers/mfd/arizona-irq.c
View file

@ -208,6 +208,14 @@ int arizona_irq_init(struct arizona *arizona)
ctrlif_error = false;
break;
#endif
#ifdef CONFIG_MFD_WM8997
case WM8997:
aod = &wm8997_aod;
irq = &wm8997_irq;
ctrlif_error = false;
break;
#endif
default:
BUG_ON("Unknown Arizona class device" == NULL);
return -EINVAL;

5
drivers/mfd/arizona.h
View file

@ -25,6 +25,8 @@ extern const struct regmap_config wm5102_spi_regmap;
extern const struct regmap_config wm5110_i2c_regmap;
extern const struct regmap_config wm5110_spi_regmap;
extern const struct regmap_config wm8997_i2c_regmap;
extern const struct dev_pm_ops arizona_pm_ops;
extern const struct of_device_id arizona_of_match[];
@ -35,6 +37,9 @@ extern const struct regmap_irq_chip wm5102_irq;
extern const struct regmap_irq_chip wm5110_aod;
extern const struct regmap_irq_chip wm5110_irq;
extern const struct regmap_irq_chip wm8997_aod;
extern const struct regmap_irq_chip wm8997_irq;
int arizona_dev_init(struct arizona *arizona);
int arizona_dev_exit(struct arizona *arizona);
int arizona_irq_init(struct arizona *arizona);

1525
drivers/mfd/wm8997-tables.c Normal file
View file

File diff suppressed because it is too large Load diff

2
include/linux/mfd/arizona/core.h
View file

@ -23,6 +23,7 @@
enum arizona_type {
WM5102 = 1,
WM5110 = 2,
WM8997 = 3,
};
#define ARIZONA_IRQ_GP1 0
@ -121,5 +122,6 @@ int arizona_set_irq_wake(struct arizona *arizona, int irq, int on);
int wm5102_patch(struct arizona *arizona);
int wm5110_patch(struct arizona *arizona);
int wm8997_patch(struct arizona *arizona);
#endif