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openwrt-xburst/target/linux/s3c24xx/files-2.6.31/arch/arm/mach-s3c2442/mach-gta02.c

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[s3c24xx] Add 2.6.31 patches git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17665 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-09-21 21:29:46 +03:00
/*
* linux/arch/arm/mach-s3c2442/mach-gta02.c
*
* S3C2442 Machine Support for the Openmoko Freerunner (GTA02)
*
* Copyright (C) 2006-2007 by Openmoko, Inc.
* Author: Harald Welte <laforge@openmoko.org>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/delay.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/workqueue.h>
#include <linux/platform_device.h>
#include <linux/serial_core.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi_gpio.h>
#include <linux/spi/spi_bitbang.h>
#include <linux/mmc/host.h>
#include <linux/leds.h>
#include <linux/gpio_keys.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/i2c.h>
#include <linux/backlight.h>
#include <linux/regulator/machine.h>
#include <linux/mfd/pcf50633/core.h>
#include <linux/mfd/pcf50633/mbc.h>
#include <linux/mfd/pcf50633/adc.h>
#include <linux/mfd/pcf50633/gpio.h>
#include <linux/mfd/pcf50633/pmic.h>
#include <linux/lis302dl.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <mach/regs-irq.h>
#include <mach/regs-gpio.h>
#include <mach/regs-gpioj.h>
#include <mach/fb.h>
#include <mach/mci.h>
#include <mach/ts.h>
#include <mach/spi.h>
#include <mach/spi-gpio.h>
#include <mach/regs-mem.h>
#include <plat/pwm.h>
#include <mach/cpu.h>
#include <mach/gta02.h>
#include <plat/regs-serial.h>
#include <plat/nand.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/pm.h>
#include <plat/udc.h>
#include <plat/iic.h>
#include <plat/usb-control.h>
#include <plat/regs-timer.h>
#include <plat/gpio-core.h>
#include <mach/gta02-pm-gsm.h>
#include <mach/gta02-pm-gps.h>
#include <mach/gta02-pm-wlan.h>
#include <linux/jbt6k74.h>
#include <linux/glamofb.h>
#include <linux/mfd/glamo.h>
#include <linux/hdq.h>
#include <linux/bq27000_battery.h>
#include <linux/touchscreen/ts_filter_chain.h>
#ifdef CONFIG_TOUCHSCREEN_FILTER
#include <linux/touchscreen/ts_filter_linear.h>
#include <linux/touchscreen/ts_filter_mean.h>
#include <linux/touchscreen/ts_filter_median.h>
#include <linux/touchscreen/ts_filter_group.h>
#endif
#include <asm/fiq.h>
#include <linux/gta02-vibrator.h>
/* -------------------------------------------------------------------------------
* GTA02 FIQ related
*
* Calls into vibrator and hdq and based on the return values
* determines if we the FIQ source be kept alive
*/
#define DIVISOR_FROM_US(x) ((x) << 3)
#ifdef CONFIG_HDQ_GPIO_BITBANG
#define FIQ_DIVISOR_HDQ DIVISOR_FROM_US(HDQ_SAMPLE_PERIOD_US)
extern int hdq_fiq_handler(void);
#endif
#ifdef CONFIG_LEDS_GTA02_VIBRATOR
#define FIQ_DIVISOR_VIBRATOR DIVISOR_FROM_US(100)
extern int gta02_vibrator_fiq_handler(void);
#endif
#if defined(CONFIG_LEDS_GTA02_VIBRATOR) || defined(CONFIG_HDQ_GPIO_BITBANG)
/* Global data related to our fiq source */
static u32 gta02_fiq_ack_mask;
static struct s3c2410_pwm gta02_fiq_pwm_timer;
static u16 gta02_fiq_timer_index;
static int gta02_fiq_irq;
static void gta02_fiq_handler(void)
{
u16 divisor = 0xffff;
/* Vibrator servicing */
/* disable further timer interrupts if nobody has any work
* or adjust rate according to who still has work
*
* CAUTION: it means forground code must disable FIQ around
* its own non-atomic S3C2410_INTMSK changes... not common
* thankfully and taken care of by the fiq-basis patch
*/
#ifdef CONFIG_LEDS_GTA02_VIBRATOR
if (gta02_vibrator_fiq_handler())
divisor = FIQ_DIVISOR_VIBRATOR;
#endif
#ifdef CONFIG_HDQ_GPIO_BITBANG
if (hdq_fiq_handler())
divisor = FIQ_DIVISOR_HDQ;
#endif
if (divisor == 0xffff) /* mask the fiq irq source */
__raw_writel(__raw_readl(S3C2410_INTMSK) | gta02_fiq_ack_mask,
S3C2410_INTMSK);
else /* still working, maybe at a different rate */
__raw_writel(divisor, S3C2410_TCNTB(gta02_fiq_timer_index));
__raw_writel(gta02_fiq_ack_mask, S3C2410_SRCPND);
}
static void gta02_fiq_kick(void)
{
unsigned long flags;
u32 tcon;
/* we have to take care about FIQ because this modification is
* non-atomic, FIQ could come in after the read and before the
* writeback and its changes to the register would be lost
* (platform INTMSK mod code is taken care of already)
*/
local_save_flags(flags);
local_fiq_disable();
/* allow FIQs to resume */
__raw_writel(__raw_readl(S3C2410_INTMSK) &
~(1 << (gta02_fiq_irq - S3C2410_CPUIRQ_OFFSET)),
S3C2410_INTMSK);
tcon = __raw_readl(S3C2410_TCON) & ~S3C2410_TCON_T3START;
/* fake the timer to a count of 1 */
__raw_writel(1, S3C2410_TCNTB(gta02_fiq_timer_index));
__raw_writel(tcon | S3C2410_TCON_T3MANUALUPD, S3C2410_TCON);
__raw_writel(tcon | S3C2410_TCON_T3MANUALUPD | S3C2410_TCON_T3START,
S3C2410_TCON);
__raw_writel(tcon | S3C2410_TCON_T3START, S3C2410_TCON);
local_irq_restore(flags);
}
static int gta02_fiq_enable(void)
{
int irq_index_fiq = IRQ_TIMER3;
int rc = 0;
local_fiq_disable();
gta02_fiq_irq = irq_index_fiq;
gta02_fiq_ack_mask = 1 << (irq_index_fiq - S3C2410_CPUIRQ_OFFSET);
gta02_fiq_timer_index = (irq_index_fiq - IRQ_TIMER0);
/* set up the timer to operate as a pwm device */
rc = s3c2410_pwm_init(&gta02_fiq_pwm_timer);
if (rc)
goto bail;
gta02_fiq_pwm_timer.timerid = PWM0 + gta02_fiq_timer_index;
gta02_fiq_pwm_timer.prescaler = (6 - 1) / 2;
gta02_fiq_pwm_timer.divider = S3C2410_TCFG1_MUX3_DIV2;
/* default rate == ~32us */
gta02_fiq_pwm_timer.counter = gta02_fiq_pwm_timer.comparer = 3000;
rc = s3c2410_pwm_enable(&gta02_fiq_pwm_timer);
if (rc)
goto bail;
s3c2410_pwm_start(&gta02_fiq_pwm_timer);
/* let our selected interrupt be a magic FIQ interrupt */
__raw_writel(gta02_fiq_ack_mask, S3C2410_INTMOD);
/* it's ready to go as soon as we unmask the source in S3C2410_INTMSK */
local_fiq_enable();
set_fiq_c_handler(gta02_fiq_handler);
return 0;
bail:
printk(KERN_ERR "Could not initialize FIQ for GTA02: %d\n", rc);
return rc;
}
static void gta02_fiq_disable(void)
{
__raw_writel(0, S3C2410_INTMOD);
local_fiq_disable();
gta02_fiq_irq = 0; /* no active source interrupt now either */
}
/* -------------------- /GTA02 FIQ Handler ------------------------------------- */
#endif
/*
* this gets called every 1ms when we paniced.
*/
static long gta02_panic_blink(long count)
{
long delay = 0;
static long last_blink;
static char led;
if (count - last_blink < 100) /* 200ms period, fast blink */
return 0;
led ^= 1;
s3c2410_gpio_cfgpin(GTA02_GPIO_AUX_LED, S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(GTA02_GPIO_AUX_LED, led);
last_blink = count;
return delay;
}
/**
* returns PCB revision information in b9,b8 and b2,b1,b0
* Pre-GTA02 A6 returns 0x000
* GTA02 A6 returns 0x101
* ...
*/
int gta02_get_pcb_revision(void)
{
int n;
int u = 0;
static unsigned long pinlist[] = {
GTA02_PCB_ID1_0,
GTA02_PCB_ID1_1,
GTA02_PCB_ID1_2,
GTA02_PCB_ID2_0,
GTA02_PCB_ID2_1,
};
static int pin_offset[] = {
0, 1, 2, 8, 9
};
for (n = 0 ; n < ARRAY_SIZE(pinlist); n++) {
/*
* set the PCB version GPIO to be pulled-down input
* force low briefly first
*/
s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(pinlist[n], 0);
/* misnomer: it is a pullDOWN in 2442 */
s3c2410_gpio_pullup(pinlist[n], 1);
s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_INPUT);
udelay(10);
if (s3c2410_gpio_getpin(pinlist[n]))
u |= 1 << pin_offset[n];
/*
* when not being interrogated, all of the revision GPIO
* are set to output HIGH without pulldown so no current flows
* if they are NC or pulled up.
*/
s3c2410_gpio_setpin(pinlist[n], 1);
s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
/* misnomer: it is a pullDOWN in 2442 */
s3c2410_gpio_pullup(pinlist[n], 0);
}
return u;
}
struct platform_device gta02_resume_reason_device = {
.name = "gta02-resume",
.num_resources = 0,
};
static struct map_desc gta02_iodesc[] __initdata = {
{
.virtual = 0xe0000000,
.pfn = __phys_to_pfn(S3C2410_CS3+0x01000000),
.length = SZ_1M,
.type = MT_DEVICE
},
};
#define UCON (S3C2410_UCON_DEFAULT | S3C2443_UCON_RXERR_IRQEN)
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
static struct s3c2410_uartcfg gta02_uartcfgs[] = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
[2] = {
.hwport = 2,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
},
};
struct pcf50633 *gta02_pcf;
#ifdef CONFIG_CHARGER_PCF50633
#ifdef CONFIG_HDQ_GPIO_BITBANG
static int gta02_get_charger_online_status(void)
{
struct pcf50633 *pcf = gta02_pcf;
return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE;
}
static int gta02_get_charger_active_status(void)
{
struct pcf50633 *pcf = gta02_pcf;
return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ACTIVE;
}
#endif
#define ADC_NOM_CHG_DETECT_1A 6
#define ADC_NOM_CHG_DETECT_USB 43
static void
gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res)
{
int ma;
/* Interpret charger type */
if (res < ((ADC_NOM_CHG_DETECT_USB + ADC_NOM_CHG_DETECT_1A) / 2)) {
/* Stop GPO driving out now that we have a IA charger */
pcf50633_gpio_set(pcf, PCF50633_GPO, 0);
ma = 1000;
} else
ma = 100;
pcf50633_mbc_usb_curlim_set(pcf, ma);
}
static struct delayed_work gta02_charger_work;
static int gta02_usb_vbus_draw;
static void gta02_charger_worker(struct work_struct *work)
{
struct pcf50633 *pcf = gta02_pcf;
if (gta02_usb_vbus_draw) {
pcf50633_mbc_usb_curlim_set(pcf, gta02_usb_vbus_draw);
return;
} else {
#ifdef CONFIG_PCF50633_ADC
pcf50633_adc_async_read(pcf,
PCF50633_ADCC1_MUX_ADCIN1,
PCF50633_ADCC1_AVERAGE_16,
gta02_configure_pmu_for_charger, NULL);
#else
/* If the PCF50633 ADC is disabled we fallback to a 100mA limit for safety. */
pcf50633_mbc_usb_curlim_set(pcf, 100);
#endif
return;
}
}
#define GTA02_CHARGER_CONFIGURE_TIMEOUT ((3000 * HZ) / 1000)
static void gta02_pmu_event_callback(struct pcf50633 *pcf, int irq)
{
if (irq == PCF50633_IRQ_USBINS) {
schedule_delayed_work(&gta02_charger_work,
GTA02_CHARGER_CONFIGURE_TIMEOUT);
return;
} else if (irq == PCF50633_IRQ_USBREM) {
cancel_delayed_work_sync(&gta02_charger_work);
gta02_usb_vbus_draw = 0;
}
}
static void gta02_pmu_force_shutdown(struct pcf50633 *pcf)
{
pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_OOCSHDWN,
PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
}
static void gta02_udc_vbus_draw(unsigned int ma)
{
if (!gta02_pcf)
return;
gta02_usb_vbus_draw = ma;
schedule_delayed_work(&gta02_charger_work,
GTA02_CHARGER_CONFIGURE_TIMEOUT);
}
static int gta02_udc_vbus_status(void)
{
struct pcf50633 *pcf = gta02_pcf;
if (!gta02_pcf)
return -ENODEV;
return !!(pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE);
}
#else /* !CONFIG_CHARGER_PCF50633 */
#ifdef CONFIG_HDQ_GPIO_BITBANG
#define gta02_get_charger_online_status NULL
#define gta02_get_charger_active_status NULL
#endif
#define gta02_pmu_event_callback NULL
#define gta02_udc_vbus_draw NULL
#define gta02_udc_vbus_status NULL
#endif
static struct platform_device gta02_pm_gps_dev = {
.name = "gta02-pm-gps",
};
static struct platform_device gta02_pm_bt_dev = {
.name = "gta02-pm-bt",
};
static struct platform_device gta02_pm_gsm_dev = {
.name = "gta02-pm-gsm",
};
static struct platform_device gta02_pm_wlan_dev = {
.name = "gta02-pm-wlan",
};
/* this is called when pc50633 is probed, unfortunately quite late in the
* day since it is an I2C bus device. Here we can belatedly define some
* platform devices with the advantage that we can mark the pcf50633 as the
* parent. This makes them get suspended and resumed with their parent
* the pcf50633 still around.
*/
static struct platform_device gta02_glamo_dev;
static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf);
static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id);
static struct regulator_consumer_supply ldo4_consumers[] = {
{
.dev = &gta02_pm_bt_dev.dev,
.supply = "BT_3V2",
},
};
static struct regulator_consumer_supply ldo5_consumers[] = {
{
.dev = &gta02_pm_gps_dev.dev,
.supply = "RF_3V",
},
};
static struct regulator_consumer_supply hcldo_consumers[] = {
{
.dev = &gta02_glamo_dev.dev,
.supply = "SD_3V3",
},
};
static struct regulator_consumer_supply ldo6_consumers[] = {
{ .supply = "VDC" },
{ .supply = "VDDIO" },
};
static char *gta02_batteries[] = {
"battery",
};
#ifdef CONFIG_CHARGER_PCF50633
struct pcf50633_platform_data gta02_pcf_pdata = {
.resumers = {
[0] = PCF50633_INT1_USBINS |
PCF50633_INT1_USBREM |
PCF50633_INT1_ALARM,
[1] = PCF50633_INT2_ONKEYF,
[2] = PCF50633_INT3_ONKEY1S,
[3] = PCF50633_INT4_LOWSYS |
PCF50633_INT4_LOWBAT |
PCF50633_INT4_HIGHTMP,
},
.batteries = gta02_batteries,
.num_batteries = ARRAY_SIZE(gta02_batteries),
.charging_restart_interval = (900 * HZ),
.chg_ref_current_ma = 1000,
.reg_init_data = {
[PCF50633_REGULATOR_AUTO] = {
.constraints = {
.name = "IO_3V3",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.boot_on = 1,
.always_on = 1,
.apply_uV = 1,
.state_mem = {
.enabled = 1,
},
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_DOWN1] = {
.constraints = {
.name = "CORE_1V3",
.min_uV = 1300000,
.max_uV = 1600000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.boot_on = 1,
.always_on = 1,
.apply_uV = 1,
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_DOWN2] = {
.constraints = {
.name = "IO_1V8",
.min_uV = 1800000,
.max_uV = 1800000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
.boot_on = 1,
.always_on = 1,
.state_mem = {
.enabled = 1,
},
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_HCLDO] = {
.constraints = {
.name = "SD_3V3",
.min_uV = 2000000,
.max_uV = 3300000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
.boot_on = 1,
},
.num_consumer_supplies = ARRAY_SIZE(hcldo_consumers),
.consumer_supplies = hcldo_consumers,
},
[PCF50633_REGULATOR_LDO1] = {
.constraints = {
.name = "GSENSOR_3V3",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
.always_on = 1,
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_LDO2] = {
.constraints = {
.name = "CODEC_3V3",
.min_uV = 3300000,
.max_uV = 3300000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
.always_on = 1,
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_LDO3] = {
.constraints = {
.min_uV = 3000000,
.max_uV = 3000000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
.always_on = 1,
},
.num_consumer_supplies = 0,
},
[PCF50633_REGULATOR_LDO4] = {
.constraints = {
.name = "BT_3V2",
.min_uV = 3200000,
.max_uV = 3200000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.always_on = 1,
.apply_uV = 1,
},
.num_consumer_supplies = ARRAY_SIZE(ldo4_consumers),
.consumer_supplies = ldo4_consumers,
},
[PCF50633_REGULATOR_LDO5] = {
.constraints = {
.name = "RF_3V",
.min_uV = 3000000,
.max_uV = 3000000,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
.state_mem = {
.enabled = 1,
},
},
.num_consumer_supplies = ARRAY_SIZE(ldo5_consumers),
.consumer_supplies = ldo5_consumers,
},
[PCF50633_REGULATOR_LDO6] = {
.constraints = {
.name = "LCM_3V",
.min_uV = 3000000,
.max_uV = 3000000,
.always_on = 0,
.valid_modes_mask = REGULATOR_MODE_NORMAL,
.apply_uV = 1,
},
.num_consumer_supplies = ARRAY_SIZE(ldo6_consumers),
.consumer_supplies = ldo6_consumers,
},
},
.probe_done = gta02_pmu_attach_child_devices,
.regulator_registered = gta02_pmu_regulator_registered,
.mbc_event_callback = gta02_pmu_event_callback,
.force_shutdown = gta02_pmu_force_shutdown,
};
#endif
#ifdef CONFIG_HDQ_GPIO_BITBANG
/* BQ27000 Battery */
struct bq27000_platform_data bq27000_pdata = {
.name = "battery",
.rsense_mohms = 20,
.hdq_read = hdq_read,
.hdq_write = hdq_write,
.hdq_initialized = hdq_initialized,
.get_charger_online_status = gta02_get_charger_online_status,
.get_charger_active_status = gta02_get_charger_active_status
};
struct platform_device bq27000_battery_device = {
.name = "bq27000-battery",
.dev = {
.platform_data = &bq27000_pdata,
},
};
/* HDQ */
static void gta02_hdq_attach_child_devices(struct device *parent_device)
{
switch (S3C_SYSTEM_REV_ATAG) {
case GTA02v5_SYSTEM_REV:
case GTA02v6_SYSTEM_REV:
bq27000_battery_device.dev.parent = parent_device;
platform_device_register(&bq27000_battery_device);
break;
default:
break;
}
}
static void gta02_hdq_gpio_direction_out(void)
{
s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_OUTPUT);
}
static void gta02_hdq_gpio_direction_in(void)
{
s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_INPUT);
}
static void gta02_hdq_gpio_set_value(int val)
{
s3c2410_gpio_setpin(GTA02v5_GPIO_HDQ, val);
}
static int gta02_hdq_gpio_get_value(void)
{
return s3c2410_gpio_getpin(GTA02v5_GPIO_HDQ);
}
static struct resource gta02_hdq_resources[] = {
[0] = {
.start = GTA02v5_GPIO_HDQ,
.end = GTA02v5_GPIO_HDQ,
},
};
struct hdq_platform_data gta02_hdq_platform_data = {
.attach_child_devices = gta02_hdq_attach_child_devices,
.gpio_dir_out = gta02_hdq_gpio_direction_out,
.gpio_dir_in = gta02_hdq_gpio_direction_in,
.gpio_set = gta02_hdq_gpio_set_value,
.gpio_get = gta02_hdq_gpio_get_value,
.enable_fiq = gta02_fiq_enable,
.disable_fiq = gta02_fiq_disable,
.kick_fiq = gta02_fiq_kick,
};
struct platform_device gta02_hdq_device = {
.name = "hdq",
.num_resources = 1,
.resource = gta02_hdq_resources,
.dev = {
.platform_data = &gta02_hdq_platform_data,
},
};
#endif
/* vibrator (child of FIQ) */
static struct resource gta02_vibrator_resources[] = {
[0] = {
.start = GTA02_GPIO_VIBRATOR_ON,
.end = GTA02_GPIO_VIBRATOR_ON,
},
};
struct gta02_vib_platform_data gta02_vib_pdata = {
.enable_fiq = gta02_fiq_enable,
.disable_fiq = gta02_fiq_disable,
.kick_fiq = gta02_fiq_kick,
};
static struct platform_device gta02_vibrator_dev = {
.name = "gta02-vibrator",
.num_resources = ARRAY_SIZE(gta02_vibrator_resources),
.resource = gta02_vibrator_resources,
.dev = {
.platform_data = &gta02_vib_pdata,
},
};
/* NOR Flash */
#define GTA02_FLASH_BASE S3C2410_CS3 /* GCS3 */
#define GTA02_FLASH_SIZE 0x200000 /* 2MBytes */
static struct physmap_flash_data gta02_nor_flash_data = {
.width = 2,
};
static struct resource gta02_nor_flash_resource = {
.start = GTA02_FLASH_BASE,
.end = GTA02_FLASH_BASE + GTA02_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device gta02_nor_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &gta02_nor_flash_data,
},
.resource = &gta02_nor_flash_resource,
.num_resources = 1,
};
struct platform_device s3c24xx_pwm_device = {
.name = "s3c24xx_pwm",
.num_resources = 0,
};
static struct i2c_board_info gta02_i2c_devs[] __initdata = {
{
I2C_BOARD_INFO("pcf50633", 0x73),
.irq = GTA02_IRQ_PCF50633,
.platform_data = &gta02_pcf_pdata,
},
{
I2C_BOARD_INFO("wm8753", 0x1a),
},
};
static struct s3c2410_nand_set gta02_nand_sets[] = {
[0] = {
.name = "neo1973-nand",
.nr_chips = 1,
.flags = S3C2410_NAND_BBT,
},
};
/* choose a set of timings derived from S3C@2442B MCP54
* data sheet (K5D2G13ACM-D075 MCP Memory)
*/
static struct s3c2410_platform_nand gta02_nand_info = {
.tacls = 0,
.twrph0 = 25,
.twrph1 = 15,
.nr_sets = ARRAY_SIZE(gta02_nand_sets),
.sets = gta02_nand_sets,
.software_ecc = 1,
};
static void gta02_s3c_mmc_set_power(unsigned char power_mode,
unsigned short vdd)
{
static int is_on = -1;
int on;
on = power_mode == MMC_POWER_ON || power_mode == MMC_POWER_UP;
if (is_on != on)
gta02_wlan_reset(!on);
is_on = on;
}
static struct s3c24xx_mci_pdata gta02_s3c_mmc_cfg = {
.set_power = gta02_s3c_mmc_set_power,
};
static void gta02_udc_command(enum s3c2410_udc_cmd_e cmd)
{
switch (cmd) {
case S3C2410_UDC_P_ENABLE:
printk(KERN_DEBUG "%s S3C2410_UDC_P_ENABLE\n", __func__);
s3c2410_gpio_setpin(GTA02_GPIO_USB_PULLUP, 1);
break;
case S3C2410_UDC_P_DISABLE:
printk(KERN_DEBUG "%s S3C2410_UDC_P_DISABLE\n", __func__);
s3c2410_gpio_setpin(GTA02_GPIO_USB_PULLUP, 0);
break;
case S3C2410_UDC_P_RESET:
printk(KERN_DEBUG "%s S3C2410_UDC_P_RESET\n", __func__);
/* FIXME! */
break;
default:
break;
}
}
/* get PMU to set USB current limit accordingly */
static struct s3c2410_udc_mach_info gta02_udc_cfg = {
.vbus_draw = gta02_udc_vbus_draw,
.udc_command = gta02_udc_command,
/* .get_vbus_status = gta02_udc_vbus_status,*/
};
/* Touchscreen configuration. */
#ifdef CONFIG_TOUCHSCREEN_FILTER
const static struct ts_filter_group_configuration gta02_ts_group = {
.length = 12,
.close_enough = 10,
.threshold = 6, /* At least half of the points in a group. */
.attempts = 10,
};
const static struct ts_filter_median_configuration gta02_ts_median = {
.extent = 20,
.decimation_below = 3,
.decimation_threshold = 8 * 3,
.decimation_above = 4,
};
const static struct ts_filter_mean_configuration gta02_ts_mean = {
.length = 4,
};
const static struct ts_filter_linear_configuration gta02_ts_linear = {
.constants = {1, 0, 0, 0, 1, 0, 1}, /* Don't modify coords. */
.coord0 = 0,
.coord1 = 1,
};
#endif
const static struct ts_filter_chain_configuration gta02_filter_configuration[] =
{
#ifdef CONFIG_TOUCHSCREEN_FILTER
{&ts_filter_group_api, &gta02_ts_group.config},
{&ts_filter_median_api, &gta02_ts_median.config},
{&ts_filter_mean_api, &gta02_ts_mean.config},
{&ts_filter_linear_api, &gta02_ts_linear.config},
#endif
{NULL, NULL},
};
const static struct s3c2410_ts_mach_info gta02_ts_cfg = {
.delay = 10000,
.presc = 0xff, /* slow as we can go */
.filter_config = gta02_filter_configuration,
};
static void gta02_bl_set_intensity(int intensity)
{
struct pcf50633 *pcf = gta02_pcf;
int old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
int ret;
/*
* One code path that leads here is from a kernel panic. Trying to turn
* the backlight on just gives us a nearly endless stream of complaints
* and accomplishes nothing. We can't win. Just give up.
*
* In the unlikely event that there's another path leading here while
* we're atomic, we print at least a warning.
*/
if (in_atomic()) {
printk(KERN_ERR
"gta02_bl_set_intensity called while atomic\n");
return;
}
if (!(pcf50633_reg_read(pcf, PCF50633_REG_LEDENA) & 3))
old_intensity = 0;
else
old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
if (intensity == old_intensity)
return;
/* We can't do this anywhere else */
pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 5);
/*
* The PCF50633 cannot handle LEDOUT = 0 (datasheet p60)
* if seen, you have to re-enable the LED unit
*/
if (!intensity || !old_intensity)
pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0);
if (!intensity) /* illegal to set LEDOUT to 0 */
ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
2);
else
ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
intensity);
if (intensity)
pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 2);
}
static struct generic_bl_info gta02_bl_info = {
.name = "gta02-bl",
.max_intensity = 0x3f,
.default_intensity = 0x3f,
.set_bl_intensity = gta02_bl_set_intensity,
};
static struct platform_device gta02_bl_dev = {
.name = "generic-bl",
.id = 1,
.dev = {
.platform_data = &gta02_bl_info,
},
};
/* SPI: LCM control interface attached to Glamo3362 */
static void gta02_jbt6k74_reset(int devidx, int level)
{
gpio_set_value(GTA02_GPIO_GLAMO(4), level);
}
static int jbt_probed = 0;
static void gta02_jbt6k74_probe_completed(struct device *dev)
{
struct pcf50633 *pcf = gta02_pcf;
if (!jbt_probed) {
/* Switch on backlight. Qi does not do it for us */
pcf50633_reg_write(pcf, PCF50633_REG_LEDOUT, 0x01);
pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x00);
pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 0x01);
pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x01);
gta02_bl_dev.dev.parent = dev;
platform_device_register(&gta02_bl_dev);
jbt_probed = 1;
}
}
const struct jbt6k74_platform_data jbt6k74_pdata = {
.reset = gta02_jbt6k74_reset,
.probe_completed = gta02_jbt6k74_probe_completed,
};
/*----------- SPI: Accelerometers attached to SPI of s3c244x ----------------- */
void gta02_lis302dl_suspend_io(struct lis302dl_info *lis, int resume)
{
struct lis302dl_platform_data *pdata = lis->pdata;
if (!resume) {
/*
* we don't want to power them with a high level
* because GSENSOR_3V3 is not up during suspend
*/
s3c2410_gpio_setpin(pdata->pin_chip_select, 0);
s3c2410_gpio_setpin(pdata->pin_clk, 0);
s3c2410_gpio_setpin(pdata->pin_mosi, 0);
/* misnomer: it is a pullDOWN in 2442 */
s3c2410_gpio_pullup(pdata->pin_miso, 1);
return;
}
/* back to normal */
s3c2410_gpio_setpin(pdata->pin_chip_select, 1);
s3c2410_gpio_setpin(pdata->pin_clk, 1);
/* misnomer: it is a pullDOWN in 2442 */
s3c2410_gpio_pullup(pdata->pin_miso, 0);
s3c2410_gpio_cfgpin(pdata->pin_chip_select, S3C2410_GPIO_OUTPUT);
s3c2410_gpio_cfgpin(pdata->pin_clk, S3C2410_GPIO_OUTPUT);
s3c2410_gpio_cfgpin(pdata->pin_mosi, S3C2410_GPIO_OUTPUT);
s3c2410_gpio_cfgpin(pdata->pin_miso, S3C2410_GPIO_INPUT);
}
struct lis302dl_platform_data lis302_pdata_top = {
.name = "lis302-1 (top)",
.pin_chip_select= S3C2410_GPD(12),
.pin_clk = S3C2410_GPG(7),
.pin_mosi = S3C2410_GPG(6),
.pin_miso = S3C2410_GPG(5),
.interrupt = GTA02_IRQ_GSENSOR_1,
.open_drain = 1, /* altered at runtime by PCB rev */
.lis302dl_suspend_io = gta02_lis302dl_suspend_io,
};
struct lis302dl_platform_data lis302_pdata_bottom = {
.name = "lis302-2 (bottom)",
.pin_chip_select= S3C2410_GPD(13),
.pin_clk = S3C2410_GPG(7),
.pin_mosi = S3C2410_GPG(6),
.pin_miso = S3C2410_GPG(5),
.interrupt = GTA02_IRQ_GSENSOR_2,
.open_drain = 1, /* altered at runtime by PCB rev */
.lis302dl_suspend_io = gta02_lis302dl_suspend_io,
};
static struct spi_board_info gta02_spi_board_info[] = {
{
.modalias = "jbt6k74",
.platform_data = &jbt6k74_pdata,
.controller_data = (void*)GTA02_GPIO_GLAMO(12),
/* irq */
.max_speed_hz = 100 * 1000,
.bus_num = 2,
.chip_select = 0
},
{
.modalias = "lis302dl",
/* platform_data */
.platform_data = &lis302_pdata_top,
/* controller_data */
/* irq */
.max_speed_hz = 100 * 1000,
.bus_num = 3,
.chip_select = 0,
},
{
.modalias = "lis302dl",
/* platform_data */
.platform_data = &lis302_pdata_bottom,
/* controller_data */
/* irq */
.max_speed_hz = 100 * 1000,
.bus_num = 3,
.chip_select = 1,
},
};
static void gta02_lis302_chip_select(struct s3c2410_spigpio_info *info, int csid, int cs)
{
/*
* Huh... "quirk"... CS on this device is not really "CS" like you can
* expect.
*
* When it is 0 it selects SPI interface mode.
* When it is 1 it selects I2C interface mode.
*
* Because we have 2 devices on one interface we have to make sure
* that the "disabled" device (actually in I2C mode) don't think we're
* talking to it.
*
* When we talk to the "enabled" device, the "disabled" device sees
* the clocks as I2C clocks, creating havoc.
*
* I2C sees MOSI going LOW while CLK HIGH as a START action, thus we
* must ensure this is never issued.
*/
int cs_gpio, other_cs_gpio;
cs_gpio = csid ? S3C2410_GPD(13) : S3C2410_GPD(12);
other_cs_gpio = csid ? S3C2410_GPD(12) : S3C2410_GPD(13);
if (cs == BITBANG_CS_ACTIVE) {
s3c2410_gpio_setpin(other_cs_gpio, 1);
s3c2410_gpio_setpin(cs_gpio, 1);
s3c2410_gpio_setpin(info->pin_clk, 1);
s3c2410_gpio_setpin(cs_gpio, 0);
} else {
s3c2410_gpio_setpin(cs_gpio, 1);
s3c2410_gpio_setpin(other_cs_gpio, 1);
}
}
static struct s3c2410_spigpio_info gta02_spigpio_cfg = {
.pin_clk = S3C2410_GPG(7),
.pin_mosi = S3C2410_GPG(6),
.pin_miso = S3C2410_GPG(5),
.bus_num = 3,
.num_chipselect = 2,
.chip_select = gta02_lis302_chip_select,
};
static struct platform_device gta02_spi_gpio_dev = {
.name = "spi_s3c24xx_gpio",
.dev = {
.platform_data = &gta02_spigpio_cfg,
},
};
/*----------- / SPI: Accelerometers attached to SPI of s3c244x ----------------- */
static struct gpio_led gta02_gpio_leds[] = {
{
.name = "gta02-power:orange",
.gpio = GTA02_GPIO_PWR_LED1,
}, {
.name = "gta02-power:blue",
.gpio = GTA02_GPIO_PWR_LED2,
}, {
.name = "gta02-aux:red",
.gpio = GTA02_GPIO_AUX_LED,
},
};
static struct gpio_led_platform_data gta02_gpio_leds_pdata = {
.leds = gta02_gpio_leds,
.num_leds = ARRAY_SIZE(gta02_gpio_leds),
};
struct platform_device gta02_led_dev = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &gta02_gpio_leds_pdata,
},
};
static struct gpio_keys_button gta02_buttons[] = {
{
.gpio = GTA02_GPIO_AUX_KEY,
.code = KEY_PHONE,
.desc = "Aux",
.type = EV_KEY,
.debounce_interval = 100,
},
{
.gpio = GTA02_GPIO_HOLD_KEY,
.code = KEY_PAUSE,
.desc = "Hold",
.type = EV_KEY,
.debounce_interval = 100,
},
};
static struct gpio_keys_platform_data gta02_buttons_pdata = {
.buttons = gta02_buttons,
.nbuttons = ARRAY_SIZE(gta02_buttons),
};
static struct platform_device gta02_button_dev = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &gta02_buttons_pdata,
},
};
static struct platform_device gta02_pm_usbhost_dev = {
.name = "gta02-pm-host",
};
/* USB */
static struct s3c2410_hcd_info gta02_usb_info = {
.port[0] = {
.flags = S3C_HCDFLG_USED,
},
.port[1] = {
.flags = 0,
},
};
/*
* we crank down SD Card clock dynamically when GPS is powered
*/
static int gta02_glamo_mci_use_slow(void)
{
return gta02_pm_gps_is_on();
}
static void gta02_glamo_external_reset(int level)
{
s3c2410_gpio_setpin(GTA02_GPIO_3D_RESET, level);
s3c2410_gpio_cfgpin(GTA02_GPIO_3D_RESET, S3C2410_GPIO_OUTPUT);
}
/*
static struct fb_videomode gta02_glamo_modes[] = {
{
.name = "480x640",
.xres = 480,
.yres = 640,
.pixclock = 40816,
.left_margin = 8,
.right_margin = 63,
.upper_margin = 2,
.lower_margin = 4,
.hsync_len = 8,
.vsync_len = 2,
.vmode = FB_VMODE_NONINTERLACED,
}, {
.name = "240x320",
.xres = 240,
.yres = 320,
.pixclock = 40816,
.left_margin = 8,
.right_margin = 88,
.upper_margin = 2,
.lower_margin = 2,
.hsync_len = 8,
.vsync_len = 2,
.vmode = FB_VMODE_NONINTERLACED,
}
};*/
struct spi_gpio_platform_data spigpio_platform_data = {
.sck = GTA02_GPIO_GLAMO(10),
.mosi = GTA02_GPIO_GLAMO(11),
.miso = GTA02_GPIO_GLAMO(5),
.num_chipselect = 1,
};
static struct platform_device spigpio_device = {
.name = "spi_gpio",
.id = 2,
.dev = {
.platform_data = &spigpio_platform_data,
},
};
static void gta02_glamo_registered(struct device *dev)
{
if (gpio_request(GTA02_GPIO_GLAMO(4), "jbt6k74 reset"))
printk("gta02: Failed to request jbt6k74 reset pin\n");
if (gpio_direction_output(GTA02_GPIO_GLAMO(4), 1))
printk("gta02: Failed to configure jbt6k74 reset pin\n");
spigpio_device.dev.parent = dev;
platform_device_register(&spigpio_device);
}
static struct fb_videomode gta02_glamo_modes[] = {
{
.name = "480x640",
.xres = 480,
.yres = 640,
.pixclock = 40816,
.left_margin = 8,
.right_margin = 16,
.upper_margin = 2,
.lower_margin = 16,
.hsync_len = 8,
.vsync_len = 2,
.vmode = FB_VMODE_NONINTERLACED,
}, {
.name = "240x320",
.xres = 240,
.yres = 320,
.pixclock = 40816,
.left_margin = 8,
.right_margin = 16,
.upper_margin = 2,
.lower_margin = 16,
.hsync_len = 8,
.vsync_len = 2,
.vmode = FB_VMODE_NONINTERLACED,
}
};
static struct glamo_fb_platform_data gta02_glamo_fb_pdata = {
.width = 43,
.height = 58,
.num_modes = ARRAY_SIZE(gta02_glamo_modes),
.modes = gta02_glamo_modes,
};
static struct glamo_mmc_platform_data gta02_glamo_mmc_pdata = {
.glamo_mmc_use_slow = gta02_glamo_mci_use_slow,
};
static struct glamo_platform_data gta02_glamo_pdata = {
.fb_data = &gta02_glamo_fb_pdata,
.mmc_data = &gta02_glamo_mmc_pdata,
.gpio_base = GTA02_GPIO_GLAMO_BASE,
.osci_clock_rate = 32768,
.glamo_external_reset = gta02_glamo_external_reset,
.registered = gta02_glamo_registered,
};
static struct resource gta02_glamo_resources[] = {
[0] = {
.start = S3C2410_CS1,
.end = S3C2410_CS1 + 0x1000000 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = GTA02_IRQ_3D,
.end = GTA02_IRQ_3D,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = GTA02_GPIO_3D_RESET,
.end = GTA02_GPIO_3D_RESET,
},
};
static struct platform_device gta02_glamo_dev = {
.name = "glamo3362",
.num_resources = ARRAY_SIZE(gta02_glamo_resources),
.resource = gta02_glamo_resources,
.dev = {
.platform_data = &gta02_glamo_pdata,
},
};
static void __init gta02_map_io(void)
{
s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
s3c24xx_init_clocks(12000000);
s3c24xx_init_uarts(gta02_uartcfgs, ARRAY_SIZE(gta02_uartcfgs));
}
static irqreturn_t gta02_modem_irq(int irq, void *param)
{
/* printk(KERN_DEBUG "modem wakeup interrupt\n");*/
gta_gsm_interrupts++;
return IRQ_HANDLED;
}
static irqreturn_t ar6000_wow_irq(int irq, void *param)
{
/* printk(KERN_DEBUG "ar6000_wow interrupt\n");*/
return IRQ_HANDLED;
}
/*
* hardware_ecc=1|0
*/
static char hardware_ecc_str[4] __initdata = "";
static int __init hardware_ecc_setup(char *str)
{
if (str)
strlcpy(hardware_ecc_str, str, sizeof(hardware_ecc_str));
return 1;
}
__setup("hardware_ecc=", hardware_ecc_setup);
/* these are the guys that don't need to be children of PMU */
static struct platform_device *gta02_devices[] __initdata = {
&s3c_device_i2c0,
&s3c_device_usb,
&s3c_device_wdt,
&s3c_device_sdi,
&s3c_device_usbgadget,
&s3c_device_nand,
&gta02_nor_flash,
&s3c24xx_pwm_device,
&gta02_led_dev,
&gta02_pm_wlan_dev, /* not dependent on PMU */
&s3c_device_iis,
};
/* these guys DO need to be children of PMU */
static struct platform_device *gta02_devices_pmu_children[] = {
&s3c_device_ts, /* input 1 */
&gta02_pm_gsm_dev,
&gta02_pm_usbhost_dev,
&gta02_spi_gpio_dev, /* input 2 and 3 */
&gta02_button_dev, /* input 4 */
&gta02_resume_reason_device,
};
static void gta02_register_glamo(void)
{
platform_device_register(&gta02_glamo_dev);
}
static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
{
struct platform_device *regulator, *pdev;
gta02_pcf = pcf;
regulator = pcf->regulator_pdev[id];
switch(id) {
case PCF50633_REGULATOR_LDO4:
pdev = &gta02_pm_bt_dev;
break;
case PCF50633_REGULATOR_LDO5:
pdev = &gta02_pm_gps_dev;
break;
case PCF50633_REGULATOR_HCLDO:
gta02_register_glamo();
return;
default:
return;
}
pdev->dev.parent = &regulator->dev;
platform_device_register(pdev);
}
/* this is called when pc50633 is probed, unfortunately quite late in the
* day since it is an I2C bus device. Here we can belatedly define some
* platform devices with the advantage that we can mark the pcf50633 as the
* parent. This makes them get suspended and resumed with their parent
* the pcf50633 still around.
*/
static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf)
{
int n;
for (n = 0; n < ARRAY_SIZE(gta02_devices_pmu_children); n++)
gta02_devices_pmu_children[n]->dev.parent = pcf->dev;
platform_add_devices(gta02_devices_pmu_children,
ARRAY_SIZE(gta02_devices_pmu_children));
regulator_has_full_constraints();
}
static void gta02_poweroff(void)
{
pcf50633_reg_set_bit_mask(gta02_pcf, PCF50633_REG_OOCSHDWN,
PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
}
/* On hardware rev 5 and earlier the leds are missing a resistor and reading
* from their gpio pins will always return 0, so we have to shadow the
* led states software */
static unsigned long gpb_shadow;
extern struct s3c_gpio_chip s3c24xx_gpios[];
static void gta02_gpb_set(struct gpio_chip *chip,
unsigned offset, int value)
{
void __iomem *base = S3C24XX_GPIO_BASE(S3C2410_GPB(0));
unsigned long flags;
unsigned long dat;
local_irq_save(flags);
dat = __raw_readl(base + 0x04) | gpb_shadow;
dat &= ~(1 << offset);
gpb_shadow &= ~(1 << offset);
if (value) {
dat |= 1 << offset;
switch (offset) {
case 0 ... 2:
gpb_shadow |= 1 << offset;
break;
default:
break;
}
}
__raw_writel(dat, base + 0x04);
local_irq_restore(flags);
}
static int gta02_gpb_get(struct gpio_chip *chip, unsigned offset)
{
void __iomem *base = S3C24XX_GPIO_BASE(S3C2410_GPB(0));
unsigned long val;
val = __raw_readl(base + 0x04) | gpb_shadow;
val >>= offset;
val &= 1;
return val;
}
static void gta02_hijack_gpb(void) {
s3c24xx_gpios[1].chip.set = gta02_gpb_set;
s3c24xx_gpios[1].chip.get = gta02_gpb_get;
}
static void __init gta02_machine_init(void)
{
int rc;
/* set the panic callback to make AUX blink fast */
panic_blink = gta02_panic_blink;
switch (S3C_SYSTEM_REV_ATAG) {
case GTA02v6_SYSTEM_REV:
/* we need push-pull interrupt from motion sensors */
lis302_pdata_top.open_drain = 0;
lis302_pdata_bottom.open_drain = 0;
break;
default:
break;
}
if (S3C_SYSTEM_REV_ATAG <= GTA02v5_SYSTEM_REV)
gta02_hijack_gpb();
#ifdef CONFIG_CHARGER_PCF50633
INIT_DELAYED_WORK(&gta02_charger_work, gta02_charger_worker);
#endif
/* Glamo chip select optimization */
/* *((u32 *)(S3C2410_MEMREG(((1 + 1) << 2)))) = 0x1280; */
/* do not force soft ecc if we are asked to use hardware_ecc */
if (hardware_ecc_str[0] == '1')
gta02_nand_info.software_ecc = 0;
s3c_device_usb.dev.platform_data = &gta02_usb_info;
s3c_device_nand.dev.platform_data = &gta02_nand_info;
s3c_device_sdi.dev.platform_data = &gta02_s3c_mmc_cfg;
/* acc sensor chip selects */
s3c2410_gpio_setpin(S3C2410_GPD(12), 1);
s3c2410_gpio_cfgpin(S3C2410_GPD(12), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPD(13), 1);
s3c2410_gpio_cfgpin(S3C2410_GPD(13), S3C2410_GPIO_OUTPUT);
s3c24xx_udc_set_platdata(&gta02_udc_cfg);
s3c_i2c0_set_platdata(NULL);
set_s3c2410ts_info(&gta02_ts_cfg);
i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));
spi_register_board_info(gta02_spi_board_info,
ARRAY_SIZE(gta02_spi_board_info));
platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
s3c_pm_init();
/* Make sure the modem can wake us up */
set_irq_type(GTA02_IRQ_MODEM, IRQ_TYPE_EDGE_RISING);
rc = request_irq(GTA02_IRQ_MODEM, gta02_modem_irq, IRQF_DISABLED,
"modem", NULL);
if (rc < 0)
printk(KERN_ERR "GTA02: can't request GSM modem wakeup IRQ\n");
enable_irq_wake(GTA02_IRQ_MODEM);
/* Make sure the wifi module can wake us up*/
set_irq_type(GTA02_IRQ_WLAN_GPIO1, IRQ_TYPE_EDGE_RISING);
rc = request_irq(GTA02_IRQ_WLAN_GPIO1, ar6000_wow_irq, IRQF_DISABLED,
"ar6000", NULL);
if (rc < 0)
printk(KERN_ERR "GTA02: can't request ar6k wakeup IRQ\n");
enable_irq_wake(GTA02_IRQ_WLAN_GPIO1);
pm_power_off = gta02_poweroff;
/* Register the HDQ and vibrator as children of pwm device */
#ifdef CONFIG_HDQ_GPIO_BITBANG
gta02_hdq_device.dev.parent = &s3c24xx_pwm_device.dev;
platform_device_register(&gta02_hdq_device);
#endif
gta02_vibrator_dev.dev.parent = &s3c24xx_pwm_device.dev;
platform_device_register(&gta02_vibrator_dev);
}
MACHINE_START(NEO1973_GTA02, "GTA02")
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
.map_io = gta02_map_io,
.init_irq = s3c24xx_init_irq,
.init_machine = gta02_machine_init,
.timer = &s3c24xx_timer,
MACHINE_END
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