2 * linux/arch/arm/mach-s3c2442/mach-gta02.c
4 * S3C2442 Machine Support for the Openmoko Freerunner (GTA02)
6 * Copyright (C) 2006-2007 by Openmoko, Inc.
7 * Author: Harald Welte <laforge@openmoko.org>
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <linux/kernel.h>
28 #include <linux/types.h>
29 #include <linux/interrupt.h>
30 #include <linux/list.h>
31 #include <linux/delay.h>
32 #include <linux/timer.h>
33 #include <linux/init.h>
34 #include <linux/workqueue.h>
35 #include <linux/platform_device.h>
36 #include <linux/serial_core.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/glamo.h>
39 #include <linux/spi/spi_bitbang.h>
40 #include <linux/mmc/host.h>
42 #include <linux/mtd/mtd.h>
43 #include <linux/mtd/nand.h>
44 #include <linux/mtd/nand_ecc.h>
45 #include <linux/mtd/partitions.h>
46 #include <linux/mtd/physmap.h>
48 #include <linux/i2c.h>
49 #include <linux/backlight.h>
50 #include <linux/regulator/machine.h>
52 #include <linux/mfd/pcf50633/core.h>
53 #include <linux/mfd/pcf50633/mbc.h>
54 #include <linux/mfd/pcf50633/adc.h>
55 #include <linux/mfd/pcf50633/gpio.h>
56 #include <linux/mfd/pcf50633/pmic.h>
58 #include <linux/lis302dl.h>
60 #include <asm/mach/arch.h>
61 #include <asm/mach/map.h>
62 #include <asm/mach/irq.h>
64 #include <mach/hardware.h>
67 #include <asm/mach-types.h>
69 #include <mach/regs-irq.h>
70 #include <mach/regs-gpio.h>
71 #include <mach/regs-gpioj.h>
76 #include <mach/spi-gpio.h>
77 #include <mach/regs-mem.h>
78 #include <mach/spi-gpio.h>
82 #include <mach/gta02.h>
84 #include <plat/regs-serial.h>
85 #include <plat/nand.h>
86 #include <plat/devs.h>
91 #include <plat/usb-control.h>
92 #include <plat/regs-timer.h>
94 #include <mach/gta02-pm-gsm.h>
95 #include <mach/gta02-pm-gps.h>
96 #include <mach/gta02-pm-wlan.h>
98 #include <linux/jbt6k74.h>
99 #include <linux/glamofb.h>
101 #include <linux/hdq.h>
102 #include <linux/bq27000_battery.h>
104 #include <linux/touchscreen/ts_filter_chain.h>
105 #ifdef CONFIG_TOUCHSCREEN_FILTER
106 #include <linux/touchscreen/ts_filter_linear.h>
107 #include <linux/touchscreen/ts_filter_mean.h>
108 #include <linux/touchscreen/ts_filter_median.h>
109 #include <linux/touchscreen/ts_filter_group.h>
114 #include <linux/gta02-vibrator.h>
115 #include <linux/gta02-shadow.h>
117 /* arbitrates which sensor IRQ owns the shared SPI bus */
118 static spinlock_t motion_irq_lock;
121 /* -------------------------------------------------------------------------------
124 * Calls into vibrator and hdq and based on the return values
125 * determines if we the FIQ source be kept alive
128 #define DIVISOR_FROM_US(x) ((x) << 3)
130 #ifdef CONFIG_HDQ_GPIO_BITBANG
131 #define FIQ_DIVISOR_HDQ DIVISOR_FROM_US(HDQ_SAMPLE_PERIOD_US)
132 extern int hdq_fiq_handler(void);
135 #ifdef CONFIG_LEDS_GTA02_VIBRATOR
136 #define FIQ_DIVISOR_VIBRATOR DIVISOR_FROM_US(100)
137 extern int gta02_vibrator_fiq_handler(void);
140 #if defined(CONFIG_LEDS_GTA02_VIBRATOR) || defined(CONFIG_HDQ_GPIO_BITBANG)
142 /* Global data related to our fiq source */
143 static u32 gta02_fiq_ack_mask;
144 static struct s3c2410_pwm gta02_fiq_pwm_timer;
145 static u16 gta02_fiq_timer_index;
146 static int gta02_fiq_irq;
148 static void gta02_fiq_handler(void)
150 u16 divisor = 0xffff;
152 /* Vibrator servicing */
154 /* disable further timer interrupts if nobody has any work
155 * or adjust rate according to who still has work
157 * CAUTION: it means forground code must disable FIQ around
158 * its own non-atomic S3C2410_INTMSK changes... not common
159 * thankfully and taken care of by the fiq-basis patch
162 #ifdef CONFIG_LEDS_GTA02_VIBRATOR
163 if (gta02_vibrator_fiq_handler())
164 divisor = FIQ_DIVISOR_VIBRATOR;
167 #ifdef CONFIG_HDQ_GPIO_BITBANG
168 if (hdq_fiq_handler())
169 divisor = FIQ_DIVISOR_HDQ;
172 if (divisor == 0xffff) /* mask the fiq irq source */
173 __raw_writel(__raw_readl(S3C2410_INTMSK) | gta02_fiq_ack_mask,
175 else /* still working, maybe at a different rate */
176 __raw_writel(divisor, S3C2410_TCNTB(gta02_fiq_timer_index));
178 __raw_writel(gta02_fiq_ack_mask, S3C2410_SRCPND);
181 static void gta02_fiq_kick(void)
186 /* we have to take care about FIQ because this modification is
187 * non-atomic, FIQ could come in after the read and before the
188 * writeback and its changes to the register would be lost
189 * (platform INTMSK mod code is taken care of already)
191 local_save_flags(flags);
193 /* allow FIQs to resume */
194 __raw_writel(__raw_readl(S3C2410_INTMSK) &
195 ~(1 << (gta02_fiq_irq - S3C2410_CPUIRQ_OFFSET)),
197 tcon = __raw_readl(S3C2410_TCON) & ~S3C2410_TCON_T3START;
198 /* fake the timer to a count of 1 */
199 __raw_writel(1, S3C2410_TCNTB(gta02_fiq_timer_index));
200 __raw_writel(tcon | S3C2410_TCON_T3MANUALUPD, S3C2410_TCON);
201 __raw_writel(tcon | S3C2410_TCON_T3MANUALUPD | S3C2410_TCON_T3START,
203 __raw_writel(tcon | S3C2410_TCON_T3START, S3C2410_TCON);
204 local_irq_restore(flags);
207 static int gta02_fiq_enable(void)
209 int irq_index_fiq = IRQ_TIMER3;
214 gta02_fiq_irq = irq_index_fiq;
215 gta02_fiq_ack_mask = 1 << (irq_index_fiq - S3C2410_CPUIRQ_OFFSET);
216 gta02_fiq_timer_index = (irq_index_fiq - IRQ_TIMER0);
218 /* set up the timer to operate as a pwm device */
220 rc = s3c2410_pwm_init(>a02_fiq_pwm_timer);
224 gta02_fiq_pwm_timer.timerid = PWM0 + gta02_fiq_timer_index;
225 gta02_fiq_pwm_timer.prescaler = (6 - 1) / 2;
226 gta02_fiq_pwm_timer.divider = S3C2410_TCFG1_MUX3_DIV2;
227 /* default rate == ~32us */
228 gta02_fiq_pwm_timer.counter = gta02_fiq_pwm_timer.comparer = 3000;
230 rc = s3c2410_pwm_enable(>a02_fiq_pwm_timer);
234 s3c2410_pwm_start(>a02_fiq_pwm_timer);
236 /* let our selected interrupt be a magic FIQ interrupt */
237 __raw_writel(gta02_fiq_ack_mask, S3C2410_INTMOD);
239 /* it's ready to go as soon as we unmask the source in S3C2410_INTMSK */
242 set_fiq_c_handler(gta02_fiq_handler);
247 printk(KERN_ERR "Could not initialize FIQ for GTA02: %d\n", rc);
252 static void gta02_fiq_disable(void)
254 __raw_writel(0, S3C2410_INTMOD);
256 gta02_fiq_irq = 0; /* no active source interrupt now either */
259 /* -------------------- /GTA02 FIQ Handler ------------------------------------- */
264 * this gets called every 1ms when we paniced.
267 static long gta02_panic_blink(long count)
270 static long last_blink;
273 if (count - last_blink < 100) /* 200ms period, fast blink */
277 s3c2410_gpio_cfgpin(GTA02_GPIO_AUX_LED, S3C2410_GPIO_OUTPUT);
278 gta02_gpb_setpin(GTA02_GPIO_AUX_LED, led);
286 * returns PCB revision information in b9,b8 and b2,b1,b0
287 * Pre-GTA02 A6 returns 0x000
288 * GTA02 A6 returns 0x101
292 int gta02_get_pcb_revision(void)
296 static unsigned long pinlist[] = {
303 static int pin_offset[] = {
307 for (n = 0 ; n < ARRAY_SIZE(pinlist); n++) {
309 * set the PCB version GPIO to be pulled-down input
310 * force low briefly first
312 s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
313 s3c2410_gpio_setpin(pinlist[n], 0);
314 /* misnomer: it is a pullDOWN in 2442 */
315 s3c2410_gpio_pullup(pinlist[n], 1);
316 s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_INPUT);
320 if (s3c2410_gpio_getpin(pinlist[n]))
321 u |= 1 << pin_offset[n];
324 * when not being interrogated, all of the revision GPIO
325 * are set to output HIGH without pulldown so no current flows
326 * if they are NC or pulled up.
328 s3c2410_gpio_setpin(pinlist[n], 1);
329 s3c2410_gpio_cfgpin(pinlist[n], S3C2410_GPIO_OUTPUT);
330 /* misnomer: it is a pullDOWN in 2442 */
331 s3c2410_gpio_pullup(pinlist[n], 0);
337 struct platform_device gta02_resume_reason_device = {
338 .name = "gta02-resume",
342 static struct map_desc gta02_iodesc[] __initdata = {
344 .virtual = 0xe0000000,
345 .pfn = __phys_to_pfn(S3C2410_CS3+0x01000000),
351 #define UCON (S3C2410_UCON_DEFAULT | S3C2443_UCON_RXERR_IRQEN)
352 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
353 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
355 static struct s3c2410_uartcfg gta02_uartcfgs[] = {
380 struct pcf50633 *gta02_pcf;
382 #ifdef CONFIG_CHARGER_PCF50633
383 #ifdef CONFIG_HDQ_GPIO_BITBANG
384 static int gta02_get_charger_online_status(void)
386 struct pcf50633 *pcf = gta02_pcf;
388 return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE;
391 static int gta02_get_charger_active_status(void)
393 struct pcf50633 *pcf = gta02_pcf;
395 return pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ACTIVE;
399 #define ADC_NOM_CHG_DETECT_1A 6
400 #define ADC_NOM_CHG_DETECT_USB 43
403 gta02_configure_pmu_for_charger(struct pcf50633 *pcf, void *unused, int res)
407 /* Interpret charger type */
408 if (res < ((ADC_NOM_CHG_DETECT_USB + ADC_NOM_CHG_DETECT_1A) / 2)) {
410 /* Stop GPO driving out now that we have a IA charger */
411 pcf50633_gpio_set(pcf, PCF50633_GPO, 0);
417 pcf50633_mbc_usb_curlim_set(pcf, ma);
420 static struct delayed_work gta02_charger_work;
421 static int gta02_usb_vbus_draw;
423 static void gta02_charger_worker(struct work_struct *work)
425 struct pcf50633 *pcf = gta02_pcf;
427 if (gta02_usb_vbus_draw) {
428 pcf50633_mbc_usb_curlim_set(pcf, gta02_usb_vbus_draw);
431 #ifdef CONFIG_PCF50633_ADC
432 pcf50633_adc_async_read(pcf,
433 PCF50633_ADCC1_MUX_ADCIN1,
434 PCF50633_ADCC1_AVERAGE_16,
435 gta02_configure_pmu_for_charger, NULL);
437 /* If the PCF50633 ADC is disabled we fallback to a 100mA limit for safety. */
438 pcf50633_mbc_usb_curlim_set(pcf, 100);
444 #define GTA02_CHARGER_CONFIGURE_TIMEOUT ((3000 * HZ) / 1000)
445 static void gta02_pmu_event_callback(struct pcf50633 *pcf, int irq)
447 if (irq == PCF50633_IRQ_USBINS) {
448 schedule_delayed_work(>a02_charger_work,
449 GTA02_CHARGER_CONFIGURE_TIMEOUT);
451 } else if (irq == PCF50633_IRQ_USBREM) {
452 cancel_delayed_work_sync(>a02_charger_work);
453 gta02_usb_vbus_draw = 0;
457 static void gta02_pmu_force_shutdown(struct pcf50633 *pcf)
459 pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_OOCSHDWN,
460 PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
464 static void gta02_udc_vbus_draw(unsigned int ma)
469 gta02_usb_vbus_draw = ma;
471 schedule_delayed_work(>a02_charger_work,
472 GTA02_CHARGER_CONFIGURE_TIMEOUT);
475 static int gta02_udc_vbus_status(void)
477 struct pcf50633 *pcf = gta02_pcf;
481 return !!(pcf50633_mbc_get_status(pcf) & PCF50633_MBC_USB_ONLINE);
484 #else /* !CONFIG_CHARGER_PCF50633 */
485 #ifdef CONFIG_HDQ_GPIO_BITBANG
486 #define gta02_get_charger_online_status NULL
487 #define gta02_get_charger_active_status NULL
489 #define gta02_pmu_event_callback NULL
490 #define gta02_udc_vbus_draw NULL
491 #define gta02_udc_vbus_status NULL
495 static struct platform_device gta02_pm_gps_dev = {
496 .name = "gta02-pm-gps",
499 static struct platform_device gta02_pm_bt_dev = {
500 .name = "gta02-pm-bt",
503 static struct platform_device gta02_pm_gsm_dev = {
504 .name = "gta02-pm-gsm",
507 static struct platform_device gta02_pm_wlan_dev = {
508 .name = "gta02-pm-wlan",
511 /* this is called when pc50633 is probed, unfortunately quite late in the
512 * day since it is an I2C bus device. Here we can belatedly define some
513 * platform devices with the advantage that we can mark the pcf50633 as the
514 * parent. This makes them get suspended and resumed with their parent
515 * the pcf50633 still around.
518 static struct platform_device gta02_glamo_dev;
519 static void mangle_glamo_res_by_system_rev(void);
521 static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf);
522 static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id);
524 static struct regulator_consumer_supply ldo4_consumers[] = {
526 .dev = >a02_pm_bt_dev.dev,
531 static struct regulator_consumer_supply ldo5_consumers[] = {
533 .dev = >a02_pm_gps_dev.dev,
538 static struct regulator_consumer_supply hcldo_consumers[] = {
540 .dev = >a02_glamo_dev.dev,
545 static char *gta02_batteries[] = {
549 #ifdef CONFIG_CHARGER_PCF50633
551 struct pcf50633_platform_data gta02_pcf_pdata = {
553 [0] = PCF50633_INT1_USBINS |
554 PCF50633_INT1_USBREM |
556 [1] = PCF50633_INT2_ONKEYF,
557 [2] = PCF50633_INT3_ONKEY1S,
558 [3] = PCF50633_INT4_LOWSYS |
559 PCF50633_INT4_LOWBAT |
560 PCF50633_INT4_HIGHTMP,
563 .batteries = gta02_batteries,
564 .num_batteries = ARRAY_SIZE(gta02_batteries),
565 .charging_restart_interval = (900 * HZ),
566 .chg_ref_current_ma = 1000,
569 [PCF50633_REGULATOR_AUTO] = {
574 .valid_modes_mask = REGULATOR_MODE_NORMAL,
581 .num_consumer_supplies = 0,
583 [PCF50633_REGULATOR_DOWN1] = {
588 .valid_modes_mask = REGULATOR_MODE_NORMAL,
592 .num_consumer_supplies = 0,
594 [PCF50633_REGULATOR_DOWN2] = {
599 .valid_modes_mask = REGULATOR_MODE_NORMAL,
606 .num_consumer_supplies = 0,
608 [PCF50633_REGULATOR_HCLDO] = {
613 .valid_modes_mask = REGULATOR_MODE_NORMAL,
614 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
617 .num_consumer_supplies = 1,
618 .consumer_supplies = hcldo_consumers,
620 [PCF50633_REGULATOR_LDO1] = {
622 .name = "GSENSOR_3V3",
625 .valid_modes_mask = REGULATOR_MODE_NORMAL,
628 .num_consumer_supplies = 0,
630 [PCF50633_REGULATOR_LDO2] = {
635 .valid_modes_mask = REGULATOR_MODE_NORMAL,
638 .num_consumer_supplies = 0,
640 [PCF50633_REGULATOR_LDO3] = {
644 .valid_modes_mask = REGULATOR_MODE_NORMAL,
647 .num_consumer_supplies = 0,
649 [PCF50633_REGULATOR_LDO4] = {
654 .valid_modes_mask = REGULATOR_MODE_NORMAL,
657 .num_consumer_supplies = 1,
658 .consumer_supplies = ldo4_consumers,
660 [PCF50633_REGULATOR_LDO5] = {
665 .valid_modes_mask = REGULATOR_MODE_NORMAL,
671 .num_consumer_supplies = 1,
672 .consumer_supplies = ldo5_consumers,
674 [PCF50633_REGULATOR_LDO6] = {
679 .valid_modes_mask = REGULATOR_MODE_NORMAL,
681 .num_consumer_supplies = 0,
683 [PCF50633_REGULATOR_MEMLDO] = {
687 .valid_modes_mask = REGULATOR_MODE_NORMAL,
692 .num_consumer_supplies = 0,
696 .probe_done = gta02_pmu_attach_child_devices,
697 .regulator_registered = gta02_pmu_regulator_registered,
698 .mbc_event_callback = gta02_pmu_event_callback,
699 .force_shutdown = gta02_pmu_force_shutdown,
702 static void mangle_pmu_pdata_by_system_rev(void)
704 struct regulator_init_data *reg_init_data;
706 reg_init_data = gta02_pcf_pdata.reg_init_data;
708 switch (S3C_SYSTEM_REV_ATAG) {
709 case GTA02v1_SYSTEM_REV:
710 /* FIXME: this is only in v1 due to wrong PMU variant */
711 reg_init_data[PCF50633_REGULATOR_DOWN2]
712 .constraints.state_mem.enabled = 1;
714 case GTA02v2_SYSTEM_REV:
715 case GTA02v3_SYSTEM_REV:
716 case GTA02v4_SYSTEM_REV:
717 case GTA02v5_SYSTEM_REV:
718 case GTA02v6_SYSTEM_REV:
719 reg_init_data[PCF50633_REGULATOR_LDO1]
720 .constraints.min_uV = 3300000;
721 reg_init_data[PCF50633_REGULATOR_LDO1]
722 .constraints.min_uV = 3300000;
723 reg_init_data[PCF50633_REGULATOR_LDO1]
724 .constraints.state_mem.enabled = 0;
726 reg_init_data[PCF50633_REGULATOR_LDO5]
727 .constraints.min_uV = 3000000;
728 reg_init_data[PCF50633_REGULATOR_LDO5]
729 .constraints.max_uV = 3000000;
731 reg_init_data[PCF50633_REGULATOR_LDO6]
732 .constraints.min_uV = 3000000;
733 reg_init_data[PCF50633_REGULATOR_LDO6]
734 .constraints.max_uV = 3000000;
735 reg_init_data[PCF50633_REGULATOR_LDO6]
736 .constraints.apply_uV = 1;
745 #ifdef CONFIG_HDQ_GPIO_BITBANG
746 /* BQ27000 Battery */
748 struct bq27000_platform_data bq27000_pdata = {
751 .hdq_read = hdq_read,
752 .hdq_write = hdq_write,
753 .hdq_initialized = hdq_initialized,
754 .get_charger_online_status = gta02_get_charger_online_status,
755 .get_charger_active_status = gta02_get_charger_active_status
758 struct platform_device bq27000_battery_device = {
759 .name = "bq27000-battery",
761 .platform_data = &bq27000_pdata,
767 static void gta02_hdq_attach_child_devices(struct device *parent_device)
769 switch (S3C_SYSTEM_REV_ATAG) {
770 case GTA02v5_SYSTEM_REV:
771 case GTA02v6_SYSTEM_REV:
772 bq27000_battery_device.dev.parent = parent_device;
773 platform_device_register(&bq27000_battery_device);
780 static void gta02_hdq_gpio_direction_out(void)
782 s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_OUTPUT);
785 static void gta02_hdq_gpio_direction_in(void)
787 s3c2410_gpio_cfgpin(GTA02v5_GPIO_HDQ, S3C2410_GPIO_INPUT);
790 static void gta02_hdq_gpio_set_value(int val)
793 s3c2410_gpio_setpin(GTA02v5_GPIO_HDQ, val);
796 static int gta02_hdq_gpio_get_value(void)
798 return s3c2410_gpio_getpin(GTA02v5_GPIO_HDQ);
801 static struct resource gta02_hdq_resources[] = {
803 .start = GTA02v5_GPIO_HDQ,
804 .end = GTA02v5_GPIO_HDQ,
808 struct hdq_platform_data gta02_hdq_platform_data = {
809 .attach_child_devices = gta02_hdq_attach_child_devices,
810 .gpio_dir_out = gta02_hdq_gpio_direction_out,
811 .gpio_dir_in = gta02_hdq_gpio_direction_in,
812 .gpio_set = gta02_hdq_gpio_set_value,
813 .gpio_get = gta02_hdq_gpio_get_value,
815 .enable_fiq = gta02_fiq_enable,
816 .disable_fiq = gta02_fiq_disable,
817 .kick_fiq = gta02_fiq_kick,
821 struct platform_device gta02_hdq_device = {
824 .resource = gta02_hdq_resources,
826 .platform_data = >a02_hdq_platform_data,
832 #ifdef CONFIG_LEDS_GTA02_VIBRATOR
833 /* vibrator (child of FIQ) */
835 static struct resource gta02_vibrator_resources[] = {
837 .start = GTA02_GPIO_VIBRATOR_ON,
838 .end = GTA02_GPIO_VIBRATOR_ON,
841 struct gta02_vib_platform_data gta02_vib_pdata = {
842 .enable_fiq = gta02_fiq_enable,
843 .disable_fiq = gta02_fiq_disable,
844 .kick_fiq = gta02_fiq_kick,
847 static struct platform_device gta02_vibrator_dev = {
848 .name = "gta02-vibrator",
849 .num_resources = ARRAY_SIZE(gta02_vibrator_resources),
850 .resource = gta02_vibrator_resources,
852 .platform_data = >a02_vib_pdata,
859 #define GTA02_FLASH_BASE S3C2410_CS3 /* GCS3 */
860 #define GTA02_FLASH_SIZE 0x200000 /* 2MBytes */
862 static struct physmap_flash_data gta02_nor_flash_data = {
866 static struct resource gta02_nor_flash_resource = {
867 .start = GTA02_FLASH_BASE,
868 .end = GTA02_FLASH_BASE + GTA02_FLASH_SIZE - 1,
869 .flags = IORESOURCE_MEM,
872 static struct platform_device gta02_nor_flash = {
873 .name = "physmap-flash",
876 .platform_data = >a02_nor_flash_data,
878 .resource = >a02_nor_flash_resource,
883 struct platform_device s3c24xx_pwm_device = {
884 .name = "s3c24xx_pwm",
888 static struct i2c_board_info gta02_i2c_devs[] __initdata = {
890 I2C_BOARD_INFO("pcf50633", 0x73),
891 .irq = GTA02_IRQ_PCF50633,
892 .platform_data = >a02_pcf_pdata,
895 I2C_BOARD_INFO("wm8753", 0x1a),
899 static struct s3c2410_nand_set gta02_nand_sets[] = {
901 .name = "neo1973-nand",
903 .flags = S3C2410_NAND_BBT,
907 /* choose a set of timings derived from S3C@2442B MCP54
908 * data sheet (K5D2G13ACM-D075 MCP Memory)
911 static struct s3c2410_platform_nand gta02_nand_info = {
915 .nr_sets = ARRAY_SIZE(gta02_nand_sets),
916 .sets = gta02_nand_sets,
921 static void gta02_s3c_mmc_set_power(unsigned char power_mode,
924 static int is_on = -1;
927 on = power_mode == MMC_POWER_ON || power_mode == MMC_POWER_UP;
929 gta02_wlan_reset(!on);
934 static struct s3c24xx_mci_pdata gta02_s3c_mmc_cfg = {
935 .set_power = gta02_s3c_mmc_set_power,
938 static void gta02_udc_command(enum s3c2410_udc_cmd_e cmd)
941 case S3C2410_UDC_P_ENABLE:
942 printk(KERN_DEBUG "%s S3C2410_UDC_P_ENABLE\n", __func__);
943 gta02_gpb_setpin(GTA02_GPIO_USB_PULLUP, 1);
945 case S3C2410_UDC_P_DISABLE:
946 printk(KERN_DEBUG "%s S3C2410_UDC_P_DISABLE\n", __func__);
947 gta02_gpb_setpin(GTA02_GPIO_USB_PULLUP, 0);
949 case S3C2410_UDC_P_RESET:
950 printk(KERN_DEBUG "%s S3C2410_UDC_P_RESET\n", __func__);
958 /* get PMU to set USB current limit accordingly */
960 static struct s3c2410_udc_mach_info gta02_udc_cfg = {
961 .vbus_draw = gta02_udc_vbus_draw,
962 .udc_command = gta02_udc_command,
963 /* .get_vbus_status = gta02_udc_vbus_status,*/
967 /* Touchscreen configuration. */
969 #ifdef CONFIG_TOUCHSCREEN_FILTER
970 const static struct ts_filter_group_configuration gta02_ts_group = {
973 .threshold = 6, /* At least half of the points in a group. */
977 const static struct ts_filter_median_configuration gta02_ts_median = {
979 .decimation_below = 3,
980 .decimation_threshold = 8 * 3,
981 .decimation_above = 4,
984 const static struct ts_filter_mean_configuration gta02_ts_mean = {
988 const static struct ts_filter_linear_configuration gta02_ts_linear = {
989 .constants = {1, 0, 0, 0, 1, 0, 1}, /* Don't modify coords. */
995 const static struct ts_filter_chain_configuration gta02_filter_configuration[] =
997 #ifdef CONFIG_TOUCHSCREEN_FILTER
998 {&ts_filter_group_api, >a02_ts_group.config},
999 {&ts_filter_median_api, >a02_ts_median.config},
1000 {&ts_filter_mean_api, >a02_ts_mean.config},
1001 {&ts_filter_linear_api, >a02_ts_linear.config},
1006 const static struct s3c2410_ts_mach_info gta02_ts_cfg = {
1008 .presc = 0xff, /* slow as we can go */
1009 .filter_config = gta02_filter_configuration,
1014 static void gta02_bl_set_intensity(int intensity)
1016 struct pcf50633 *pcf = gta02_pcf;
1017 int old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
1023 * One code path that leads here is from a kernel panic. Trying to turn
1024 * the backlight on just gives us a nearly endless stream of complaints
1025 * and accomplishes nothing. We can't win. Just give up.
1027 * In the unlikely event that there's another path leading here while
1028 * we're atomic, we print at least a warning.
1032 "gta02_bl_set_intensity called while atomic\n");
1036 if (!(pcf50633_reg_read(pcf, PCF50633_REG_LEDENA) & 3))
1039 old_intensity = pcf50633_reg_read(pcf, PCF50633_REG_LEDOUT);
1041 if (intensity == old_intensity)
1044 /* We can't do this anywhere else */
1045 pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 5);
1048 * The PCF50633 cannot handle LEDOUT = 0 (datasheet p60)
1049 * if seen, you have to re-enable the LED unit
1051 if (!intensity || !old_intensity)
1052 pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0);
1054 if (!intensity) /* illegal to set LEDOUT to 0 */
1055 ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
1058 ret = pcf50633_reg_set_bit_mask(pcf, PCF50633_REG_LEDOUT, 0x3f,
1062 pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 2);
1066 static struct generic_bl_info gta02_bl_info = {
1068 .max_intensity = 0xff,
1069 .default_intensity = 0xff,
1070 .set_bl_intensity = gta02_bl_set_intensity,
1073 static struct platform_device gta02_bl_dev = {
1074 .name = "generic-bl",
1077 .platform_data = >a02_bl_info,
1081 /* SPI: LCM control interface attached to Glamo3362 */
1083 static void gta02_jbt6k74_reset(int devidx, int level)
1085 glamo_lcm_reset(level);
1088 static void gta02_jbt6k74_probe_completed(struct device *dev)
1090 struct pcf50633 *pcf = gta02_pcf;
1092 /* Switch on backlight. Qi does not do it for us */
1093 pcf50633_reg_write(pcf, PCF50633_REG_LEDOUT, 0x01);
1094 pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x00);
1095 pcf50633_reg_write(pcf, PCF50633_REG_LEDDIM, 0x01);
1096 pcf50633_reg_write(pcf, PCF50633_REG_LEDENA, 0x01);
1098 gta02_bl_dev.dev.parent = dev;
1099 platform_device_register(>a02_bl_dev);
1102 const struct jbt6k74_platform_data jbt6k74_pdata = {
1103 .reset = gta02_jbt6k74_reset,
1104 .probe_completed = gta02_jbt6k74_probe_completed,
1107 static struct glamo_spigpio_info glamo_spigpio_cfg = {
1108 .pin_clk = GLAMO_GPIO10_OUTPUT,
1109 .pin_mosi = GLAMO_GPIO11_OUTPUT,
1110 .pin_cs = GLAMO_GPIO12_OUTPUT,
1115 /*----------- SPI: Accelerometers attached to SPI of s3c244x ----------------- */
1117 void gta02_lis302dl_suspend_io(struct lis302dl_info *lis, int resume)
1119 struct lis302dl_platform_data *pdata = lis->pdata;
1123 * we don't want to power them with a high level
1124 * because GSENSOR_3V3 is not up during suspend
1126 s3c2410_gpio_setpin(pdata->pin_chip_select, 0);
1127 s3c2410_gpio_setpin(pdata->pin_clk, 0);
1128 s3c2410_gpio_setpin(pdata->pin_mosi, 0);
1129 /* misnomer: it is a pullDOWN in 2442 */
1130 s3c2410_gpio_pullup(pdata->pin_miso, 1);
1134 /* back to normal */
1135 s3c2410_gpio_setpin(pdata->pin_chip_select, 1);
1136 s3c2410_gpio_setpin(pdata->pin_clk, 1);
1137 /* misnomer: it is a pullDOWN in 2442 */
1138 s3c2410_gpio_pullup(pdata->pin_miso, 0);
1140 s3c2410_gpio_cfgpin(pdata->pin_chip_select, S3C2410_GPIO_OUTPUT);
1141 s3c2410_gpio_cfgpin(pdata->pin_clk, S3C2410_GPIO_OUTPUT);
1142 s3c2410_gpio_cfgpin(pdata->pin_mosi, S3C2410_GPIO_OUTPUT);
1143 s3c2410_gpio_cfgpin(pdata->pin_miso, S3C2410_GPIO_INPUT);
1147 struct lis302dl_platform_data lis302_pdata_top = {
1148 .name = "lis302-1 (top)",
1149 .pin_chip_select= S3C2410_GPD12,
1150 .pin_clk = S3C2410_GPG7,
1151 .pin_mosi = S3C2410_GPG6,
1152 .pin_miso = S3C2410_GPG5,
1153 .interrupt = GTA02_IRQ_GSENSOR_1,
1154 .open_drain = 1, /* altered at runtime by PCB rev */
1155 .lis302dl_suspend_io = gta02_lis302dl_suspend_io,
1158 struct lis302dl_platform_data lis302_pdata_bottom = {
1159 .name = "lis302-2 (bottom)",
1160 .pin_chip_select= S3C2410_GPD13,
1161 .pin_clk = S3C2410_GPG7,
1162 .pin_mosi = S3C2410_GPG6,
1163 .pin_miso = S3C2410_GPG5,
1164 .interrupt = GTA02_IRQ_GSENSOR_2,
1165 .open_drain = 1, /* altered at runtime by PCB rev */
1166 .lis302dl_suspend_io = gta02_lis302dl_suspend_io,
1169 static struct spi_board_info gta02_spi_board_info[] = {
1171 .modalias = "jbt6k74",
1173 .platform_data = &jbt6k74_pdata,
1174 /* controller_data */
1176 .max_speed_hz = 100 * 1000,
1181 .modalias = "lis302dl",
1183 .platform_data = &lis302_pdata_top,
1184 /* controller_data */
1186 .max_speed_hz = 100 * 1000,
1192 .modalias = "lis302dl",
1194 .platform_data = &lis302_pdata_bottom,
1195 /* controller_data */
1197 .max_speed_hz = 100 * 1000,
1204 static void gta02_lis302_chip_select(struct s3c2410_spigpio_info *info, int csid, int cs)
1208 * Huh... "quirk"... CS on this device is not really "CS" like you can
1211 * When it is 0 it selects SPI interface mode.
1212 * When it is 1 it selects I2C interface mode.
1214 * Because we have 2 devices on one interface we have to make sure
1215 * that the "disabled" device (actually in I2C mode) don't think we're
1218 * When we talk to the "enabled" device, the "disabled" device sees
1219 * the clocks as I2C clocks, creating havoc.
1221 * I2C sees MOSI going LOW while CLK HIGH as a START action, thus we
1222 * must ensure this is never issued.
1225 int cs_gpio, other_cs_gpio;
1227 cs_gpio = csid ? S3C2410_GPD13 : S3C2410_GPD12;
1228 other_cs_gpio = (1 - csid) ? S3C2410_GPD13 : S3C2410_GPD12;
1231 if (cs == BITBANG_CS_ACTIVE) {
1232 s3c2410_gpio_setpin(other_cs_gpio, 1);
1233 s3c2410_gpio_setpin(cs_gpio, 1);
1234 s3c2410_gpio_setpin(info->pin_clk, 1);
1235 s3c2410_gpio_setpin(cs_gpio, 0);
1237 s3c2410_gpio_setpin(cs_gpio, 1);
1238 s3c2410_gpio_setpin(other_cs_gpio, 1);
1242 static struct s3c2410_spigpio_info gta02_spigpio_cfg = {
1243 .pin_clk = S3C2410_GPG7,
1244 .pin_mosi = S3C2410_GPG6,
1245 .pin_miso = S3C2410_GPG5,
1247 .num_chipselect = 2,
1248 .chip_select = gta02_lis302_chip_select,
1249 .non_blocking_transfer = 1,
1252 static struct platform_device gta02_spi_gpio_dev = {
1253 .name = "spi_s3c24xx_gpio",
1255 .platform_data = >a02_spigpio_cfg,
1259 /*----------- / SPI: Accelerometers attached to SPI of s3c244x ----------------- */
1261 static struct resource gta02_led_resources[] = {
1263 .name = "gta02-power:orange",
1264 .start = GTA02_GPIO_PWR_LED1,
1265 .end = GTA02_GPIO_PWR_LED1,
1267 .name = "gta02-power:blue",
1268 .start = GTA02_GPIO_PWR_LED2,
1269 .end = GTA02_GPIO_PWR_LED2,
1271 .name = "gta02-aux:red",
1272 .start = GTA02_GPIO_AUX_LED,
1273 .end = GTA02_GPIO_AUX_LED,
1277 struct platform_device gta02_led_dev = {
1278 .name = "gta02-led",
1279 .num_resources = ARRAY_SIZE(gta02_led_resources),
1280 .resource = gta02_led_resources,
1283 static struct resource gta02_button_resources[] = {
1285 .start = GTA02_GPIO_AUX_KEY,
1286 .end = GTA02_GPIO_AUX_KEY,
1289 .start = GTA02_GPIO_HOLD_KEY,
1290 .end = GTA02_GPIO_HOLD_KEY,
1293 .start = GTA02_GPIO_JACK_INSERT,
1294 .end = GTA02_GPIO_JACK_INSERT,
1306 static struct platform_device gta02_button_dev = {
1307 .name = "gta02-button",
1308 .num_resources = ARRAY_SIZE(gta02_button_resources),
1309 .resource = gta02_button_resources,
1312 static struct platform_device gta02_pm_usbhost_dev = {
1313 .name = "gta02-pm-host",
1318 static struct s3c2410_hcd_info gta02_usb_info = {
1320 .flags = S3C_HCDFLG_USED,
1327 static int glamo_irq_is_wired(void)
1333 * GTA02 S-Media IRQs prior to A5 are broken due to a lack of
1334 * a pullup on the INT# line. Check for the bad behaviour.
1336 s3c2410_gpio_setpin(S3C2410_GPG4, 0);
1337 s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_OUTP);
1338 s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_INP);
1340 * we force it low ourselves for a moment and resume being input.
1341 * If there is a pullup, it won't stay low for long. But if the
1342 * level converter is there as on < A5 revision, the weak keeper
1343 * on the input of the LC will hold the line low indefinitiely
1346 rc = s3c2410_gpio_getpin(S3C2410_GPG4);
1347 while ((!rc) && ((count++) < 10));
1348 if (rc) { /* it got pulled back up, it's good */
1349 printk(KERN_INFO "Detected S-Media IRQ# pullup, "
1350 "enabling interrupt\n");
1352 } else /* Gah we can't work with this level converter */
1353 printk(KERN_WARNING "** Detected bad IRQ# circuit found"
1354 " on pre-A5 GTA02: S-Media interrupt disabled **\n");
1358 static int gta02_glamo_can_set_mmc_power(void)
1360 switch (S3C_SYSTEM_REV_ATAG) {
1361 case GTA02v3_SYSTEM_REV:
1362 case GTA02v4_SYSTEM_REV:
1363 case GTA02v5_SYSTEM_REV:
1364 case GTA02v6_SYSTEM_REV:
1371 /* Smedia Glamo 3362 */
1374 * we crank down SD Card clock dynamically when GPS is powered
1377 static int gta02_glamo_mci_use_slow(void)
1379 return gta02_pm_gps_is_on();
1382 static void gta02_glamo_external_reset(int level)
1384 s3c2410_gpio_setpin(GTA02_GPIO_3D_RESET, level);
1385 s3c2410_gpio_cfgpin(GTA02_GPIO_3D_RESET, S3C2410_GPIO_OUTPUT);
1388 static struct fb_videomode gta02_glamo_modes[] = {
1400 .vmode = FB_VMODE_NONINTERLACED,
1412 .vmode = FB_VMODE_NONINTERLACED,
1417 static struct glamofb_platform_data gta02_glamo_pdata = {
1421 .num_modes = ARRAY_SIZE(gta02_glamo_modes),
1422 .modes = gta02_glamo_modes,
1424 .spigpio_info = &glamo_spigpio_cfg,
1426 /* glamo MMC function platform data */
1427 .glamo_can_set_mci_power = gta02_glamo_can_set_mmc_power,
1428 .glamo_mci_use_slow = gta02_glamo_mci_use_slow,
1429 .glamo_irq_is_wired = glamo_irq_is_wired,
1430 .glamo_external_reset = gta02_glamo_external_reset
1433 static struct resource gta02_glamo_resources[] = {
1435 .start = S3C2410_CS1,
1436 .end = S3C2410_CS1 + 0x1000000 - 1,
1437 .flags = IORESOURCE_MEM,
1440 .start = GTA02_IRQ_3D,
1441 .end = GTA02_IRQ_3D,
1442 .flags = IORESOURCE_IRQ,
1445 .start = GTA02_GPIO_3D_RESET,
1446 .end = GTA02_GPIO_3D_RESET,
1450 static struct platform_device gta02_glamo_dev = {
1451 .name = "glamo3362",
1452 .num_resources = ARRAY_SIZE(gta02_glamo_resources),
1453 .resource = gta02_glamo_resources,
1455 .platform_data = >a02_glamo_pdata,
1459 static void mangle_glamo_res_by_system_rev(void)
1461 switch (S3C_SYSTEM_REV_ATAG) {
1462 case GTA02v1_SYSTEM_REV:
1465 gta02_glamo_resources[2].start = GTA02_GPIO_3D_RESET;
1466 gta02_glamo_resources[2].end = GTA02_GPIO_3D_RESET;
1470 switch (S3C_SYSTEM_REV_ATAG) {
1471 case GTA02v1_SYSTEM_REV:
1472 case GTA02v2_SYSTEM_REV:
1473 case GTA02v3_SYSTEM_REV:
1474 /* case GTA02v4_SYSTEM_REV: - FIXME: handle this later */
1475 /* The hardware is missing a pull-up resistor and thus can't
1476 * support the Smedia Glamo IRQ */
1477 gta02_glamo_resources[1].start = 0;
1478 gta02_glamo_resources[1].end = 0;
1483 static void __init gta02_map_io(void)
1485 s3c24xx_init_io(gta02_iodesc, ARRAY_SIZE(gta02_iodesc));
1486 s3c24xx_init_clocks(12000000);
1487 s3c24xx_init_uarts(gta02_uartcfgs, ARRAY_SIZE(gta02_uartcfgs));
1490 static irqreturn_t gta02_modem_irq(int irq, void *param)
1492 /* printk(KERN_DEBUG "modem wakeup interrupt\n");*/
1493 gta_gsm_interrupts++;
1497 static irqreturn_t ar6000_wow_irq(int irq, void *param)
1499 /* printk(KERN_DEBUG "ar6000_wow interrupt\n");*/
1506 static char hardware_ecc_str[4] __initdata = "";
1508 static int __init hardware_ecc_setup(char *str)
1511 strlcpy(hardware_ecc_str, str, sizeof(hardware_ecc_str));
1515 __setup("hardware_ecc=", hardware_ecc_setup);
1517 /* these are the guys that don't need to be children of PMU */
1519 static struct platform_device *gta02_devices[] __initdata = {
1523 &s3c_device_usbgadget,
1527 &s3c24xx_pwm_device,
1529 >a02_pm_wlan_dev, /* not dependent on PMU */
1535 /* these guys DO need to be children of PMU */
1537 static struct platform_device *gta02_devices_pmu_children[] = {
1538 &s3c_device_ts, /* input 1 */
1540 >a02_pm_usbhost_dev,
1541 >a02_spi_gpio_dev, /* input 2 and 3 */
1542 >a02_button_dev, /* input 4 */
1543 >a02_resume_reason_device,
1546 static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id)
1548 struct platform_device *regulator, *pdev;
1552 regulator = pcf->regulator_pdev[id];
1555 case PCF50633_REGULATOR_LDO4:
1556 pdev = >a02_pm_bt_dev;
1558 case PCF50633_REGULATOR_LDO5:
1559 pdev = >a02_pm_gps_dev;
1561 case PCF50633_REGULATOR_HCLDO:
1562 pdev = >a02_glamo_dev;
1568 pdev->dev.parent = ®ulator->dev;
1569 platform_device_register(pdev);
1572 /* this is called when pc50633 is probed, unfortunately quite late in the
1573 * day since it is an I2C bus device. Here we can belatedly define some
1574 * platform devices with the advantage that we can mark the pcf50633 as the
1575 * parent. This makes them get suspended and resumed with their parent
1576 * the pcf50633 still around.
1579 static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf)
1583 for (n = 0; n < ARRAY_SIZE(gta02_devices_pmu_children); n++)
1584 gta02_devices_pmu_children[n]->dev.parent = pcf->dev;
1586 mangle_glamo_res_by_system_rev();
1587 platform_add_devices(gta02_devices_pmu_children,
1588 ARRAY_SIZE(gta02_devices_pmu_children));
1590 /* regulator_has_full_constraints();*/
1593 static void gta02_poweroff(void)
1595 pcf50633_reg_set_bit_mask(gta02_pcf, PCF50633_REG_OOCSHDWN,
1596 PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY);
1599 static void __init gta02_machine_init(void)
1603 /* set the panic callback to make AUX blink fast */
1604 panic_blink = gta02_panic_blink;
1606 switch (S3C_SYSTEM_REV_ATAG) {
1607 case GTA02v6_SYSTEM_REV:
1608 /* we need push-pull interrupt from motion sensors */
1609 lis302_pdata_top.open_drain = 0;
1610 lis302_pdata_bottom.open_drain = 0;
1616 spin_lock_init(&motion_irq_lock);
1618 #ifdef CONFIG_CHARGER_PCF50633
1619 INIT_DELAYED_WORK(>a02_charger_work, gta02_charger_worker);
1622 /* Glamo chip select optimization */
1623 /* *((u32 *)(S3C2410_MEMREG(((1 + 1) << 2)))) = 0x1280; */
1625 /* do not force soft ecc if we are asked to use hardware_ecc */
1626 if (hardware_ecc_str[0] == '1')
1627 gta02_nand_info.software_ecc = 0;
1629 s3c_device_usb.dev.platform_data = >a02_usb_info;
1630 s3c_device_nand.dev.platform_data = >a02_nand_info;
1631 s3c_device_sdi.dev.platform_data = >a02_s3c_mmc_cfg;
1633 /* acc sensor chip selects */
1634 s3c2410_gpio_setpin(S3C2410_GPD12, 1);
1635 s3c2410_gpio_cfgpin(S3C2410_GPD12, S3C2410_GPIO_OUTPUT);
1636 s3c2410_gpio_setpin(S3C2410_GPD13, 1);
1637 s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPIO_OUTPUT);
1639 s3c24xx_udc_set_platdata(>a02_udc_cfg);
1640 s3c_i2c0_set_platdata(NULL);
1641 set_s3c2410ts_info(>a02_ts_cfg);
1643 mangle_glamo_res_by_system_rev();
1645 i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs));
1646 spi_register_board_info(gta02_spi_board_info,
1647 ARRAY_SIZE(gta02_spi_board_info));
1649 #ifdef CONFIG_CHARGER_PCF50633
1650 mangle_pmu_pdata_by_system_rev();
1653 platform_add_devices(gta02_devices, ARRAY_SIZE(gta02_devices));
1657 /* Make sure the modem can wake us up */
1658 set_irq_type(GTA02_IRQ_MODEM, IRQ_TYPE_EDGE_RISING);
1659 rc = request_irq(GTA02_IRQ_MODEM, gta02_modem_irq, IRQF_DISABLED,
1662 printk(KERN_ERR "GTA02: can't request GSM modem wakeup IRQ\n");
1663 enable_irq_wake(GTA02_IRQ_MODEM);
1665 /* Make sure the wifi module can wake us up*/
1666 set_irq_type(GTA02_IRQ_WLAN_GPIO1, IRQ_TYPE_EDGE_RISING);
1667 rc = request_irq(GTA02_IRQ_WLAN_GPIO1, ar6000_wow_irq, IRQF_DISABLED,
1671 printk(KERN_ERR "GTA02: can't request ar6k wakeup IRQ\n");
1672 enable_irq_wake(GTA02_IRQ_WLAN_GPIO1);
1674 pm_power_off = gta02_poweroff;
1676 /* Register the HDQ and vibrator as children of pwm device */
1677 #ifdef CONFIG_HDQ_GPIO_BITBANG
1678 gta02_hdq_device.dev.parent = &s3c24xx_pwm_device.dev;
1679 platform_device_register(>a02_hdq_device);
1681 #ifdef CONFIG_LEDS_GTA02_VIBRATOR
1682 gta02_vibrator_dev.dev.parent = &s3c24xx_pwm_device.dev;
1683 platform_device_register(>a02_vibrator_dev);
1687 void DEBUG_LED(int n)
1691 gta02_gpb_setpin(GTA02_GPIO_PWR_LED1, 1);
1694 gta02_gpb_setpin(GTA02_GPIO_PWR_LED2, 1);
1697 gta02_gpb_setpin(GTA02_GPIO_AUX_LED, 1);
1701 EXPORT_SYMBOL_GPL(DEBUG_LED);
1703 MACHINE_START(NEO1973_GTA02, "GTA02")
1704 .phys_io = S3C2410_PA_UART,
1705 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
1706 .boot_params = S3C2410_SDRAM_PA + 0x100,
1707 .map_io = gta02_map_io,
1708 .init_irq = s3c24xx_init_irq,
1709 .init_machine = gta02_machine_init,
1710 .timer = &s3c24xx_timer,