f8787fdcf6
corgi, spitz and poodle have audio codecs on their primary I2C bus so need to call pxa_set_i2c_info() to set it up during init. Tested on spitz by Stanislav. Reported-by: Stanislav Brabec <utx@penguin.cz> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Richard Purdie <rpurdie@rpsys.net> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
420 lines
9.5 KiB
C
420 lines
9.5 KiB
C
/*
|
|
* linux/arch/arm/mach-pxa/poodle.c
|
|
*
|
|
* Support for the SHARP Poodle Board.
|
|
*
|
|
* Based on:
|
|
* linux/arch/arm/mach-pxa/lubbock.c Author: Nicolas Pitre
|
|
*
|
|
* 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.
|
|
*
|
|
* Change Log
|
|
* 12-Dec-2002 Sharp Corporation for Poodle
|
|
* John Lenz <lenz@cs.wisc.edu> updates to 2.6
|
|
*/
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/fb.h>
|
|
#include <linux/pm.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/setup.h>
|
|
#include <asm/system.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/map.h>
|
|
#include <asm/mach/irq.h>
|
|
|
|
#include <mach/pxa-regs.h>
|
|
#include <mach/pxa2xx-regs.h>
|
|
#include <mach/pxa2xx-gpio.h>
|
|
#include <mach/mmc.h>
|
|
#include <mach/udc.h>
|
|
#include <mach/i2c.h>
|
|
#include <mach/irda.h>
|
|
#include <mach/poodle.h>
|
|
#include <mach/pxafb.h>
|
|
#include <mach/sharpsl.h>
|
|
#include <mach/ssp.h>
|
|
|
|
#include <asm/hardware/scoop.h>
|
|
#include <asm/hardware/locomo.h>
|
|
#include <asm/mach/sharpsl_param.h>
|
|
|
|
#include "generic.h"
|
|
#include "devices.h"
|
|
#include "sharpsl.h"
|
|
|
|
static struct resource poodle_scoop_resources[] = {
|
|
[0] = {
|
|
.start = 0x10800000,
|
|
.end = 0x10800fff,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct scoop_config poodle_scoop_setup = {
|
|
.io_dir = POODLE_SCOOP_IO_DIR,
|
|
.io_out = POODLE_SCOOP_IO_OUT,
|
|
};
|
|
|
|
struct platform_device poodle_scoop_device = {
|
|
.name = "sharp-scoop",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &poodle_scoop_setup,
|
|
},
|
|
.num_resources = ARRAY_SIZE(poodle_scoop_resources),
|
|
.resource = poodle_scoop_resources,
|
|
};
|
|
|
|
static void poodle_pcmcia_init(void)
|
|
{
|
|
/* Setup default state of GPIO outputs
|
|
before we enable them as outputs. */
|
|
GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
|
|
GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) |
|
|
GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) |
|
|
GPIO_bit(GPIO53_nPCE_2);
|
|
|
|
pxa_gpio_mode(GPIO48_nPOE_MD);
|
|
pxa_gpio_mode(GPIO49_nPWE_MD);
|
|
pxa_gpio_mode(GPIO50_nPIOR_MD);
|
|
pxa_gpio_mode(GPIO51_nPIOW_MD);
|
|
pxa_gpio_mode(GPIO55_nPREG_MD);
|
|
pxa_gpio_mode(GPIO56_nPWAIT_MD);
|
|
pxa_gpio_mode(GPIO57_nIOIS16_MD);
|
|
pxa_gpio_mode(GPIO52_nPCE_1_MD);
|
|
pxa_gpio_mode(GPIO53_nPCE_2_MD);
|
|
pxa_gpio_mode(GPIO54_pSKTSEL_MD);
|
|
}
|
|
|
|
static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
|
|
{
|
|
.dev = &poodle_scoop_device.dev,
|
|
.irq = POODLE_IRQ_GPIO_CF_IRQ,
|
|
.cd_irq = POODLE_IRQ_GPIO_CF_CD,
|
|
.cd_irq_str = "PCMCIA0 CD",
|
|
},
|
|
};
|
|
|
|
static struct scoop_pcmcia_config poodle_pcmcia_config = {
|
|
.devs = &poodle_pcmcia_scoop[0],
|
|
.num_devs = 1,
|
|
.pcmcia_init = poodle_pcmcia_init,
|
|
};
|
|
|
|
EXPORT_SYMBOL(poodle_scoop_device);
|
|
|
|
|
|
/* LoCoMo device */
|
|
static struct resource locomo_resources[] = {
|
|
[0] = {
|
|
.start = 0x10000000,
|
|
.end = 0x10001fff,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
[1] = {
|
|
.start = IRQ_GPIO(10),
|
|
.end = IRQ_GPIO(10),
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
struct platform_device poodle_locomo_device = {
|
|
.name = "locomo",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(locomo_resources),
|
|
.resource = locomo_resources,
|
|
};
|
|
|
|
EXPORT_SYMBOL(poodle_locomo_device);
|
|
|
|
/*
|
|
* Poodle SSP Device
|
|
*/
|
|
|
|
struct platform_device poodle_ssp_device = {
|
|
.name = "corgi-ssp",
|
|
.id = -1,
|
|
};
|
|
|
|
struct corgissp_machinfo poodle_ssp_machinfo = {
|
|
.port = 1,
|
|
.cs_lcdcon = -1,
|
|
.cs_ads7846 = -1,
|
|
.cs_max1111 = -1,
|
|
.clk_lcdcon = 2,
|
|
.clk_ads7846 = 36,
|
|
.clk_max1111 = 2,
|
|
};
|
|
|
|
|
|
/*
|
|
* Poodle Touch Screen Device
|
|
*/
|
|
static struct resource poodlets_resources[] = {
|
|
[0] = {
|
|
.start = POODLE_IRQ_GPIO_TP_INT,
|
|
.end = POODLE_IRQ_GPIO_TP_INT,
|
|
.flags = IORESOURCE_IRQ,
|
|
},
|
|
};
|
|
|
|
static unsigned long poodle_get_hsync_invperiod(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static void poodle_null_hsync(void)
|
|
{
|
|
}
|
|
|
|
static struct corgits_machinfo poodle_ts_machinfo = {
|
|
.get_hsync_invperiod = poodle_get_hsync_invperiod,
|
|
.put_hsync = poodle_null_hsync,
|
|
.wait_hsync = poodle_null_hsync,
|
|
};
|
|
|
|
static struct platform_device poodle_ts_device = {
|
|
.name = "corgi-ts",
|
|
.dev = {
|
|
.platform_data = &poodle_ts_machinfo,
|
|
},
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(poodlets_resources),
|
|
.resource = poodlets_resources,
|
|
};
|
|
|
|
|
|
/*
|
|
* MMC/SD Device
|
|
*
|
|
* The card detect interrupt isn't debounced so we delay it by 250ms
|
|
* to give the card a chance to fully insert/eject.
|
|
*/
|
|
static struct pxamci_platform_data poodle_mci_platform_data;
|
|
|
|
static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
|
|
{
|
|
int err;
|
|
|
|
/* setup GPIO for PXA25x MMC controller */
|
|
pxa_gpio_mode(GPIO6_MMCCLK_MD);
|
|
pxa_gpio_mode(GPIO8_MMCCS0_MD);
|
|
pxa_gpio_mode(POODLE_GPIO_nSD_DETECT | GPIO_IN);
|
|
pxa_gpio_mode(POODLE_GPIO_nSD_WP | GPIO_IN);
|
|
pxa_gpio_mode(POODLE_GPIO_SD_PWR | GPIO_OUT);
|
|
pxa_gpio_mode(POODLE_GPIO_SD_PWR1 | GPIO_OUT);
|
|
|
|
poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250);
|
|
|
|
err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int,
|
|
IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
|
|
"MMC card detect", data);
|
|
if (err)
|
|
printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
|
|
|
|
return err;
|
|
}
|
|
|
|
static void poodle_mci_setpower(struct device *dev, unsigned int vdd)
|
|
{
|
|
struct pxamci_platform_data* p_d = dev->platform_data;
|
|
|
|
if (( 1 << vdd) & p_d->ocr_mask) {
|
|
GPSR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR);
|
|
mdelay(2);
|
|
GPSR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1);
|
|
} else {
|
|
GPCR(POODLE_GPIO_SD_PWR1) = GPIO_bit(POODLE_GPIO_SD_PWR1);
|
|
GPCR(POODLE_GPIO_SD_PWR) = GPIO_bit(POODLE_GPIO_SD_PWR);
|
|
}
|
|
}
|
|
|
|
static int poodle_mci_get_ro(struct device *dev)
|
|
{
|
|
return GPLR(POODLE_GPIO_nSD_WP) & GPIO_bit(POODLE_GPIO_nSD_WP);
|
|
}
|
|
|
|
|
|
static void poodle_mci_exit(struct device *dev, void *data)
|
|
{
|
|
free_irq(POODLE_IRQ_GPIO_nSD_DETECT, data);
|
|
}
|
|
|
|
static struct pxamci_platform_data poodle_mci_platform_data = {
|
|
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
|
|
.init = poodle_mci_init,
|
|
.get_ro = poodle_mci_get_ro,
|
|
.setpower = poodle_mci_setpower,
|
|
.exit = poodle_mci_exit,
|
|
};
|
|
|
|
|
|
/*
|
|
* Irda
|
|
*/
|
|
static void poodle_irda_transceiver_mode(struct device *dev, int mode)
|
|
{
|
|
if (mode & IR_OFF) {
|
|
GPSR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON);
|
|
} else {
|
|
GPCR(POODLE_GPIO_IR_ON) = GPIO_bit(POODLE_GPIO_IR_ON);
|
|
}
|
|
pxa2xx_transceiver_mode(dev, mode);
|
|
}
|
|
|
|
static struct pxaficp_platform_data poodle_ficp_platform_data = {
|
|
.transceiver_cap = IR_SIRMODE | IR_OFF,
|
|
.transceiver_mode = poodle_irda_transceiver_mode,
|
|
};
|
|
|
|
|
|
/*
|
|
* USB Device Controller
|
|
*/
|
|
static void poodle_udc_command(int cmd)
|
|
{
|
|
switch(cmd) {
|
|
case PXA2XX_UDC_CMD_CONNECT:
|
|
GPSR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP);
|
|
break;
|
|
case PXA2XX_UDC_CMD_DISCONNECT:
|
|
GPCR(POODLE_GPIO_USB_PULLUP) = GPIO_bit(POODLE_GPIO_USB_PULLUP);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static struct pxa2xx_udc_mach_info udc_info __initdata = {
|
|
/* no connect GPIO; poodle can't tell connection status */
|
|
.udc_command = poodle_udc_command,
|
|
};
|
|
|
|
|
|
/* PXAFB device */
|
|
static struct pxafb_mode_info poodle_fb_mode = {
|
|
.pixclock = 144700,
|
|
.xres = 320,
|
|
.yres = 240,
|
|
.bpp = 16,
|
|
.hsync_len = 7,
|
|
.left_margin = 11,
|
|
.right_margin = 30,
|
|
.vsync_len = 2,
|
|
.upper_margin = 2,
|
|
.lower_margin = 0,
|
|
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
|
|
};
|
|
|
|
static struct pxafb_mach_info poodle_fb_info = {
|
|
.modes = &poodle_fb_mode,
|
|
.num_modes = 1,
|
|
.lccr0 = LCCR0_Act | LCCR0_Sngl | LCCR0_Color,
|
|
.lccr3 = 0,
|
|
};
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&poodle_locomo_device,
|
|
&poodle_scoop_device,
|
|
&poodle_ssp_device,
|
|
&poodle_ts_device,
|
|
};
|
|
|
|
static void poodle_poweroff(void)
|
|
{
|
|
arm_machine_restart('h');
|
|
}
|
|
|
|
static void poodle_restart(char mode)
|
|
{
|
|
arm_machine_restart('h');
|
|
}
|
|
|
|
static void __init poodle_init(void)
|
|
{
|
|
int ret = 0;
|
|
|
|
pm_power_off = poodle_poweroff;
|
|
arm_pm_restart = poodle_restart;
|
|
|
|
/* setup sleep mode values */
|
|
PWER = 0x00000002;
|
|
PFER = 0x00000000;
|
|
PRER = 0x00000002;
|
|
PGSR0 = 0x00008000;
|
|
PGSR1 = 0x003F0202;
|
|
PGSR2 = 0x0001C000;
|
|
PCFR |= PCFR_OPDE;
|
|
|
|
/* cpu initialize */
|
|
/* Pgsr Register */
|
|
PGSR0 = 0x0146dd80;
|
|
PGSR1 = 0x03bf0890;
|
|
PGSR2 = 0x0001c000;
|
|
|
|
/* Alternate Register */
|
|
GAFR0_L = 0x01001000;
|
|
GAFR0_U = 0x591a8010;
|
|
GAFR1_L = 0x900a8451;
|
|
GAFR1_U = 0xaaa5aaaa;
|
|
GAFR2_L = 0x8aaaaaaa;
|
|
GAFR2_U = 0x00000002;
|
|
|
|
/* Direction Register */
|
|
GPDR0 = 0xd3f0904c;
|
|
GPDR1 = 0xfcffb7d3;
|
|
GPDR2 = 0x0001ffff;
|
|
|
|
/* Output Register */
|
|
GPCR0 = 0x00000000;
|
|
GPCR1 = 0x00000000;
|
|
GPCR2 = 0x00000000;
|
|
|
|
GPSR0 = 0x00400000;
|
|
GPSR1 = 0x00000000;
|
|
GPSR2 = 0x00000000;
|
|
|
|
set_pxa_fb_parent(&poodle_locomo_device.dev);
|
|
set_pxa_fb_info(&poodle_fb_info);
|
|
pxa_gpio_mode(POODLE_GPIO_USB_PULLUP | GPIO_OUT);
|
|
pxa_gpio_mode(POODLE_GPIO_IR_ON | GPIO_OUT);
|
|
pxa_set_udc_info(&udc_info);
|
|
pxa_set_mci_info(&poodle_mci_platform_data);
|
|
pxa_set_ficp_info(&poodle_ficp_platform_data);
|
|
pxa_set_i2c_info(NULL);
|
|
|
|
platform_scoop_config = &poodle_pcmcia_config;
|
|
|
|
ret = platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
if (ret) {
|
|
printk(KERN_WARNING "poodle: Unable to register LoCoMo device\n");
|
|
}
|
|
corgi_ssp_set_machinfo(&poodle_ssp_machinfo);
|
|
}
|
|
|
|
static void __init fixup_poodle(struct machine_desc *desc,
|
|
struct tag *tags, char **cmdline, struct meminfo *mi)
|
|
{
|
|
sharpsl_save_param();
|
|
mi->nr_banks=1;
|
|
mi->bank[0].start = 0xa0000000;
|
|
mi->bank[0].node = 0;
|
|
mi->bank[0].size = (32*1024*1024);
|
|
}
|
|
|
|
MACHINE_START(POODLE, "SHARP Poodle")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = fixup_poodle,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa25x_init_irq,
|
|
.timer = &pxa_timer,
|
|
.init_machine = poodle_init,
|
|
MACHINE_END
|