diff options
author | Andy Green <andy@openmoko.com> | 2009-02-19 03:46:14 +0000 |
---|---|---|
committer | Andy Green <agreen@octopus.localdomain> | 2009-02-19 03:46:14 +0000 |
commit | 33a50bf7210e01d12cb71bdea988567b1829b1d9 (patch) | |
tree | e6ac40577d6f27263cbbb17409a65a0008e499e6 /arch/arm/mach-s3c2440 | |
parent | adb8f238106d280232c51f4e78e5b397e0d032ba (diff) |
clean-move-mach-gta02-s3c2442.patch
Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'arch/arm/mach-s3c2440')
-rw-r--r-- | arch/arm/mach-s3c2440/Kconfig | 8 | ||||
-rw-r--r-- | arch/arm/mach-s3c2440/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-s3c2440/fiq_c_isr.c | 321 | ||||
-rw-r--r-- | arch/arm/mach-s3c2440/fiq_c_isr.h | 76 | ||||
-rw-r--r-- | arch/arm/mach-s3c2440/mach-gta02.c | 1820 |
5 files changed, 0 insertions, 2227 deletions
diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig index 9764b330274..a8163659645 100644 --- a/arch/arm/mach-s3c2440/Kconfig +++ b/arch/arm/mach-s3c2440/Kconfig @@ -23,14 +23,6 @@ config S3C2440_DMA help Support for S3C2440 specific DMA code5A -config S3C2440_C_FIQ - bool "FIQ ISR support in C" - depends on ARCH_S3C2410 - select FIQ - help - Support for S3C2440 FIQ support in C -- see - ./arch/arm/mach-s3c2440/fiq_c_isr.c - menu "S3C2440 Machines" config MACH_ANUBIS diff --git a/arch/arm/mach-s3c2440/Makefile b/arch/arm/mach-s3c2440/Makefile index 964e50b7915..12c914b9d53 100644 --- a/arch/arm/mach-s3c2440/Makefile +++ b/arch/arm/mach-s3c2440/Makefile @@ -13,7 +13,6 @@ obj-$(CONFIG_CPU_S3C2440) += s3c2440.o dsc.o obj-$(CONFIG_CPU_S3C2440) += irq.o obj-$(CONFIG_CPU_S3C2440) += clock.o obj-$(CONFIG_S3C2440_DMA) += dma.o -obj-$(CONFIG_S3C2440_C_FIQ) += fiq_c_isr.o # Machine support @@ -24,5 +23,4 @@ obj-$(CONFIG_ARCH_S3C2440) += mach-smdk2440.o obj-$(CONFIG_MACH_NEXCODER_2440) += mach-nexcoder.o obj-$(CONFIG_MACH_AT2440EVB) += mach-at2440evb.o obj-$(CONFIG_MACH_HXD8) += mach-hxd8.o -obj-$(CONFIG_MACH_NEO1973_GTA02) += mach-gta02.o diff --git a/arch/arm/mach-s3c2440/fiq_c_isr.c b/arch/arm/mach-s3c2440/fiq_c_isr.c deleted file mode 100644 index 0decc35a317..00000000000 --- a/arch/arm/mach-s3c2440/fiq_c_isr.c +++ /dev/null @@ -1,321 +0,0 @@ -/* - * Copyright 2007 Andy Green <andy@warmcat.com> - * S3C modfifications - * Copyright 2008 Andy Green <andy@openmoko.com> - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <mach/hardware.h> -#include <asm/fiq.h> -#include "fiq_c_isr.h" -#include <linux/sysfs.h> -#include <linux/device.h> -#include <linux/delay.h> -#include <linux/platform_device.h> - -#include <asm/io.h> - -#include <plat/cpu.h> -#include <plat/irq.h> - -#include <mach/pwm.h> -#include <plat/regs-timer.h> - -/* - * Major Caveats for using FIQ - * --------------------------- - * - * 1) it CANNOT touch any vmalloc()'d memory, only memory - * that was kmalloc()'d. Static allocations in the monolithic kernel - * are kmalloc()'d so they are okay. You can touch memory-mapped IO, but - * the pointer for it has to have been stored in kmalloc'd memory. The - * reason for this is simple: every now and then Linux turns off interrupts - * and reorders the paging tables. If a FIQ happens during this time, the - * virtual memory space can be partly or entirely disordered or missing. - * - * 2) Because vmalloc() is used when a module is inserted, THIS FIQ - * ISR HAS TO BE IN THE MONOLITHIC KERNEL, not a module. But the way - * it is set up, you can all to enable and disable it from your module - * and intercommunicate with it through struct fiq_ipc - * fiq_ipc which you can define in - * asm/archfiq_ipc_type.h. The reason is the same as above, a - * FIQ could happen while even the ISR is not present in virtual memory - * space due to pagetables being changed at the time. - * - * 3) You can't call any Linux API code except simple macros - * - understand that FIQ can come in at any time, no matter what - * state of undress the kernel may privately be in, thinking it - * locked the door by turning off interrupts... FIQ is an - * unstoppable monster force (which is its value) - * - they are not vmalloc()'d memory safe - * - they might do crazy stuff like sleep: FIQ pisses fire and - * is not interested in 'sleep' that the weak seem to need - * - calling APIs from FIQ can re-enter un-renterable things - * - summary: you cannot interoperate with linux APIs directly in the FIQ ISR - * - * If you follow these rules, it is fantastic, an extremely powerful, solid, - * genuine hard realtime feature. - * - */ - -/* more than enough to cover our jump instruction to the isr */ -#define SIZEOF_FIQ_JUMP 4 - -#define FIQ_VECTOR 0xffff001c - -/* we put the stack at the area after the FIQ vector */ -#define FIQ_STACK_SIZE 256 - -/* only one FIQ ISR possible, okay to do these here */ -u32 _fiq_ack_mask; /* used by isr exit define */ -unsigned long _fiq_count_fiqs; /* used by isr exit define */ -static int _fiq_irq; /* private ; irq index we were started with, or 0 */ -struct s3c2410_pwm pwm_timer_fiq; -int _fiq_timer_index; -u16 _fiq_timer_divisor; -u8 fiq_ready; - -/* this function must live in the monolithic kernel somewhere! A module is - * NOT good enough! - */ -extern void __attribute__ ((naked)) s3c2440_fiq_isr(void); - -static void fiq_set_vector_and_regs(void); - - -/* this is copied into the hard FIQ vector during init */ - -static void __attribute__ ((naked)) s3c2440_FIQ_Branch(void) -{ - asm __volatile__ ( - "mov pc, r8 ; " - ); -} - -/* sysfs */ - -static ssize_t show_count(struct device *dev, struct device_attribute *attr, - char *buf) -{ - return sprintf(buf, "%ld\n", _fiq_count_fiqs); -} - -static DEVICE_ATTR(count, 0444, show_count, NULL); - -static struct attribute *s3c2440_fiq_sysfs_entries[] = { - &dev_attr_count.attr, - NULL -}; - -static struct attribute_group s3c2440_fiq_attr_group = { - .name = "fiq", - .attrs = s3c2440_fiq_sysfs_entries, -}; - -/* - * call this from your kernel module to set up the FIQ ISR to service FIQs, - * You need to have configured your FIQ input pin before anything will happen - * - * call it with, eg, IRQ_TIMER3 from asm-arm/arch-s3c2410/irqs.h - * - * you still need to clear the source interrupt in S3C2410_INTMSK to get - * anything good happening - */ -static int fiq_init_irq_source(int irq_index_fiq) -{ - int rc = 0; - - if (!irq_index_fiq) /* no interrupt */ - goto bail; - - local_fiq_disable(); - - _fiq_irq = irq_index_fiq; - _fiq_ack_mask = 1 << (irq_index_fiq - S3C2410_CPUIRQ_OFFSET); - _fiq_timer_index = (irq_index_fiq - IRQ_TIMER0); - - /* set up the timer to operate as a pwm device */ - - rc = s3c2410_pwm_init(&pwm_timer_fiq); - if (rc) - goto bail; - - pwm_timer_fiq.timerid = PWM0 + _fiq_timer_index; - pwm_timer_fiq.prescaler = (6 - 1) / 2; - pwm_timer_fiq.divider = S3C2410_TCFG1_MUX3_DIV2; - /* default rate == ~32us */ - pwm_timer_fiq.counter = pwm_timer_fiq.comparer = 3000; - - rc = s3c2410_pwm_enable(&pwm_timer_fiq); - if (rc) - goto bail; - - s3c2410_pwm_start(&pwm_timer_fiq); - - _fiq_timer_divisor = 0xffff; /* so kick will work initially */ - - /* let our selected interrupt be a magic FIQ interrupt */ - __raw_writel(_fiq_ack_mask, S3C2410_INTMOD); - - /* it's ready to go as soon as we unmask the source in S3C2410_INTMSK */ - local_fiq_enable(); -bail: - return rc; -} - - -/* call this from your kernel module to disable generation of FIQ actions */ -static void fiq_disable_irq_source(void) -{ - /* nothing makes FIQ any more */ - __raw_writel(0, S3C2410_INTMOD); - local_fiq_disable(); - _fiq_irq = 0; /* no active source interrupt now either */ -} - -/* - * fiq_kick() forces a FIQ event to happen shortly after leaving the routine - */ -void fiq_kick(void) -{ - unsigned long flags; - u32 tcon; - - if (!fiq_ready) { - printk(KERN_ERR "fiq_kick called before fiq probed\n"); - return; - } - - /* 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 << (_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(_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); -} -EXPORT_SYMBOL_GPL(fiq_kick); - - - - -static int __init sc32440_fiq_probe(struct platform_device *pdev) -{ - struct resource *r = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - struct sc32440_fiq_platform_data *pdata = pdev->dev.platform_data; - int ret; - - if (!r) - return -EIO; - - /* configure for the interrupt we are meant to use */ - printk(KERN_INFO "Enabling FIQ using irq %d\n", r->start); - - fiq_set_vector_and_regs(); - fiq_init_irq_source(r->start); - - ret = sysfs_create_group(&pdev->dev.kobj, &s3c2440_fiq_attr_group); - if (ret) - return ret; - - fiq_ready = 1; - - /* - * if wanted, users can defer registration of devices - * that depend on FIQ until after we register, and can use our - * device as parent so suspend-resume ordering is correct - */ - if (pdata->attach_child_devices) - (pdata->attach_child_devices)(&pdev->dev); - - return 0; -} - -static int sc32440_fiq_remove(struct platform_device *pdev) -{ - fiq_disable_irq_source(); - sysfs_remove_group(&pdev->dev.kobj, &s3c2440_fiq_attr_group); - - return 0; -} - -static void fiq_set_vector_and_regs(void) -{ - struct pt_regs regs; - - /* prep the special FIQ mode regs */ - memset(®s, 0, sizeof(regs)); - regs.ARM_r8 = (unsigned long)s3c2440_fiq_isr; - regs.ARM_r10 = FIQ_VECTOR + SIZEOF_FIQ_JUMP; - regs.ARM_sp = FIQ_VECTOR + SIZEOF_FIQ_JUMP + FIQ_STACK_SIZE - 4; - - /* copy our jump to the real ISR into the hard vector address */ - set_fiq_handler(s3c2440_FIQ_Branch, SIZEOF_FIQ_JUMP); - - /* set up the special FIQ-mode-only registers from our regs */ - set_fiq_regs(®s); -} - -#ifdef CONFIG_PM -static int sc32440_fiq_suspend(struct platform_device *pdev, pm_message_t state) -{ - /* nothing makes FIQ any more */ - __raw_writel(0, S3C2410_INTMOD); - local_fiq_disable(); - - return 0; -} - -static int sc32440_fiq_resume(struct platform_device *pdev) -{ - fiq_set_vector_and_regs(); - fiq_init_irq_source(_fiq_irq); - return 0; -} -#else -#define sc32440_fiq_suspend NULL -#define sc32440_fiq_resume NULL -#endif - -static struct platform_driver sc32440_fiq_driver = { - .driver = { - .name = "sc32440_fiq", - .owner = THIS_MODULE, - }, - - .probe = sc32440_fiq_probe, - .remove = __devexit_p(sc32440_fiq_remove), - .suspend = sc32440_fiq_suspend, - .resume = sc32440_fiq_resume, -}; - -static int __init sc32440_fiq_init(void) -{ - fiq_set_vector_and_regs(); - - return platform_driver_register(&sc32440_fiq_driver); -} - -static void __exit sc32440_fiq_exit(void) -{ - fiq_disable_irq_source(); -} - -MODULE_AUTHOR("Andy Green <andy@openmoko.com>"); -MODULE_LICENSE("GPL"); - -module_init(sc32440_fiq_init); -module_exit(sc32440_fiq_exit); diff --git a/arch/arm/mach-s3c2440/fiq_c_isr.h b/arch/arm/mach-s3c2440/fiq_c_isr.h deleted file mode 100644 index e92b103cdfb..00000000000 --- a/arch/arm/mach-s3c2440/fiq_c_isr.h +++ /dev/null @@ -1,76 +0,0 @@ -#ifndef _LINUX_FIQ_C_ISR_H -#define _LINUX_FIQ_C_ISR_H - -#include <mach/regs-irq.h> -#include <linux/platform_device.h> - -extern unsigned long _fiq_count_fiqs; -extern u32 _fiq_ack_mask; -extern int _fiq_timer_index; -extern u16 _fiq_timer_divisor; - -/* platform data */ - -struct sc32440_fiq_platform_data { - /* - * give an opportunity to use us as parent for - * devices that depend on us - */ - void (*attach_child_devices)(struct device *parent_device); -}; - -/* This CANNOT be implemented in a module -- it has to be used in code - * included in the monolithic kernel - */ - -#define FIQ_HANDLER_START() \ -void __attribute__ ((naked)) s3c2440_fiq_isr(void) \ -{\ - /*\ - * you can declare local vars here, take care to set the frame size\ - * below accordingly if there are more than a few dozen bytes of them\ - */\ - -/* stick your locals here :-) - * Do NOT initialize them here! define them and initialize them after - * FIQ_HANDLER_ENTRY() is done. - */ - -#define FIQ_HANDLER_ENTRY(LOCALS, FRAME) \ - const int _FIQ_FRAME_SIZE = FRAME; \ - /* entry takes care to store registers we will be treading on here */\ - asm __volatile__ (\ - /* stash FIQ and r0-r8 normal regs */\ - "stmdb sp!, {r0-r12, lr};"\ - /* allow SP to get some space */\ - "sub sp, sp, %1 ;"\ - /* !! THIS SETS THE FRAME, adjust to > sizeof locals */\ - "sub fp, sp, %0 ;"\ - :\ - : "rI" (LOCALS), "rI" (FRAME)\ - :"r9"\ - ); - -/* stick your ISR code here and then end with... */ - -#define FIQ_HANDLER_END() \ - _fiq_count_fiqs++;\ - __raw_writel(_fiq_ack_mask, S3C2410_SRCPND);\ -\ - /* exit back to normal mode restoring everything */\ - asm __volatile__ (\ - /* pop our allocation */\ - "add sp, sp, %0 ;"\ - /* return FIQ regs back to pristine state\ - * and get normal regs back\ - */\ - "ldmia sp!, {r0-r12, lr};"\ -\ - /* return */\ - "subs pc, lr, #4;"\ - : \ - : "rI" (_FIQ_FRAME_SIZE) \ - );\ -} - -#endif /* _LINUX_FIQ_C_ISR_H */ diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c deleted file mode 100644 index c9c1a4dc86b..00000000000 --- a/arch/arm/mach-s3c2440/mach-gta02.c +++ /dev/null @@ -1,1820 +0,0 @@ -/* - * linux/arch/arm/mach-s3c2440/mach-gta02.c - * - * S3C2440 Machine Support for the FIC GTA02 (Neo1973) - * - * 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/glamo.h> -#include <linux/spi/spi_bitbang.h> -#include <linux/mmc/host.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/usb-control.h> -#include <mach/regs-mem.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 <asm/plat-s3c24xx/neo1973.h> -#include <mach/neo1973-pm-gsm.h> -#include <mach/gta02-pm-wlan.h> - -#include <linux/jbt6k74.h> - -#include <linux/glamofb.h> - -#include <mach/fiq_ipc_gta02.h> -#include "fiq_c_isr.h" -#include <linux/gta02_hdq.h> -#include <linux/bq27000_battery.h> - -#include <linux/i2c.h> - -#include "../plat-s3c24xx/neo1973_pm_gps.h" - -#ifdef CONFIG_TOUCHSCREEN_FILTER -#include <../drivers/input/touchscreen/ts_filter_linear.h> -#include <../drivers/input/touchscreen/ts_filter_mean.h> -#include <../drivers/input/touchscreen/ts_filter_median.h> -#include <../drivers/input/touchscreen/ts_filter_group.h> -#endif - -/* arbitrates which sensor IRQ owns the shared SPI bus */ -static spinlock_t motion_irq_lock; - -/* define FIQ IPC struct */ -/* - * contains stuff FIQ ISR modifies and normal kernel code can see and use - * this is defined in <arch/arm/mach-s3c2410/include/mach/fiq_ipc_gta02.h>, you should customize - * the definition in there and include the same definition in your kernel - * module that wants to interoperate with your FIQ code. - */ -struct fiq_ipc fiq_ipc; -EXPORT_SYMBOL(fiq_ipc); - -#define DIVISOR_FROM_US(x) ((x) << 3) - -#define FIQ_DIVISOR_VIBRATOR DIVISOR_FROM_US(100) - -#ifdef CONFIG_GTA02_HDQ -/* HDQ specific */ -#define HDQ_SAMPLE_PERIOD_US 20 -/* private HDQ FSM state -- all other info interesting for caller in fiq_ipc */ -static enum hdq_bitbang_states hdq_state; -static u8 hdq_ctr; -static u8 hdq_ctr2; -static u8 hdq_bit; -static u8 hdq_shifter; -static u8 hdq_tx_data_done; - -#define FIQ_DIVISOR_HDQ DIVISOR_FROM_US(HDQ_SAMPLE_PERIOD_US) -#endif -/* define FIQ ISR */ - -FIQ_HANDLER_START() -/* define your locals here -- no initializers though */ - u16 divisor; -FIQ_HANDLER_ENTRY(64, 64) -/* Your ISR here :-) */ - divisor = 0xffff; - - /* Vibrator servicing */ - - if (fiq_ipc.vib_pwm_latched || fiq_ipc.vib_pwm) { /* not idle */ - if (((u8)_fiq_count_fiqs) == fiq_ipc.vib_pwm_latched) - neo1973_gpb_setpin(fiq_ipc.vib_gpio_pin, 0); - if (((u8)_fiq_count_fiqs) == 0) { - fiq_ipc.vib_pwm_latched = fiq_ipc.vib_pwm; - if (fiq_ipc.vib_pwm_latched) - neo1973_gpb_setpin(fiq_ipc.vib_gpio_pin, 1); - } - divisor = FIQ_DIVISOR_VIBRATOR; - } - -#ifdef CONFIG_GTA02_HDQ - /* HDQ servicing */ - - switch (hdq_state) { - case HDQB_IDLE: - if (fiq_ipc.hdq_request_ctr == fiq_ipc.hdq_transaction_ctr) - break; - hdq_ctr = 210 / HDQ_SAMPLE_PERIOD_US; - s3c2410_gpio_setpin(fiq_ipc.hdq_gpio_pin, 0); - s3c2410_gpio_cfgpin(fiq_ipc.hdq_gpio_pin, S3C2410_GPIO_OUTPUT); - hdq_tx_data_done = 0; - hdq_state = HDQB_TX_BREAK; - break; - - case HDQB_TX_BREAK: /* issue low for > 190us */ - if (--hdq_ctr == 0) { - hdq_ctr = 60 / HDQ_SAMPLE_PERIOD_US; - hdq_state = HDQB_TX_BREAK_RECOVERY; - s3c2410_gpio_setpin(fiq_ipc.hdq_gpio_pin, 1); - } - break; - - case HDQB_TX_BREAK_RECOVERY: /* issue low for > 40us */ - if (--hdq_ctr) - break; - hdq_shifter = fiq_ipc.hdq_ads; - hdq_bit = 8; /* 8 bits of ads / rw */ - hdq_tx_data_done = 0; /* doing ads */ - /* fallthru on last one */ - case HDQB_ADS_CALC: - if (hdq_shifter & 1) - hdq_ctr = 50 / HDQ_SAMPLE_PERIOD_US; - else - hdq_ctr = 120 / HDQ_SAMPLE_PERIOD_US; - /* carefully precompute the other phase length */ - hdq_ctr2 = (210 - (hdq_ctr * HDQ_SAMPLE_PERIOD_US)) / - HDQ_SAMPLE_PERIOD_US; - hdq_state = HDQB_ADS_LOW; - hdq_shifter >>= 1; - hdq_bit--; - s3c2410_gpio_setpin(fiq_ipc.hdq_gpio_pin, 0); - break; - - case HDQB_ADS_LOW: - if (--hdq_ctr) - break; - s3c2410_gpio_setpin(fiq_ipc.hdq_gpio_pin, 1); - hdq_state = HDQB_ADS_HIGH; - break; - - case HDQB_ADS_HIGH: - if (--hdq_ctr2 > 1) /* account for HDQB_ADS_CALC */ - break; - if (hdq_bit) { /* more bits to do */ - hdq_state = HDQB_ADS_CALC; - break; - } - /* no more bits, wait it out until hdq_ctr2 exhausted */ - if (hdq_ctr2) - break; - /* ok no more bits and very last state */ - hdq_ctr = 60 / HDQ_SAMPLE_PERIOD_US; - /* FIXME 0 = read */ - if (fiq_ipc.hdq_ads & 0x80) { /* write the byte out */ - /* set delay before payload */ - hdq_ctr = 300 / HDQ_SAMPLE_PERIOD_US; - /* already high, no need to write */ - hdq_state = HDQB_WAIT_TX; - break; - } - /* read the next byte */ - hdq_bit = 8; /* 8 bits of data */ - hdq_ctr = 3000 / HDQ_SAMPLE_PERIOD_US; - hdq_state = HDQB_WAIT_RX; - s3c2410_gpio_cfgpin(fiq_ipc.hdq_gpio_pin, S3C2410_GPIO_INPUT); - break; - - case HDQB_WAIT_TX: /* issue low for > 40us */ - if (--hdq_ctr) - break; - if (!hdq_tx_data_done) { /* was that the data sent? */ - hdq_tx_data_done++; - hdq_shifter = fiq_ipc.hdq_tx_data; - hdq_bit = 8; /* 8 bits of data */ - hdq_state = HDQB_ADS_CALC; /* start sending */ - break; - } - fiq_ipc.hdq_error = 0; - fiq_ipc.hdq_transaction_ctr = fiq_ipc.hdq_request_ctr; - hdq_state = HDQB_IDLE; /* all tx is done */ - /* idle in input mode, it's pulled up by 10K */ - s3c2410_gpio_cfgpin(fiq_ipc.hdq_gpio_pin, S3C2410_GPIO_INPUT); - break; - - case HDQB_WAIT_RX: /* wait for battery to talk to us */ - if (s3c2410_gpio_getpin(fiq_ipc.hdq_gpio_pin) == 0) { - /* it talks to us! */ - hdq_ctr2 = 1; - hdq_bit = 8; /* 8 bits of data */ - /* timeout */ - hdq_ctr = 300 / HDQ_SAMPLE_PERIOD_US; - hdq_state = HDQB_DATA_RX_LOW; - break; - } - if (--hdq_ctr == 0) { /* timed out, error */ - fiq_ipc.hdq_error = 1; - fiq_ipc.hdq_transaction_ctr = fiq_ipc.hdq_request_ctr; - hdq_state = HDQB_IDLE; /* abort */ - } - break; - - /* - * HDQ basically works by measuring the low time of the bit cell - * 32-50us --> '1', 80 - 145us --> '0' - */ - - case HDQB_DATA_RX_LOW: - if (s3c2410_gpio_getpin(fiq_ipc.hdq_gpio_pin)) { - fiq_ipc.hdq_rx_data >>= 1; - if (hdq_ctr2 <= (65 / HDQ_SAMPLE_PERIOD_US)) - fiq_ipc.hdq_rx_data |= 0x80; - - if (--hdq_bit == 0) { - fiq_ipc.hdq_error = 0; - fiq_ipc.hdq_transaction_ctr = - fiq_ipc.hdq_request_ctr; - - hdq_state = HDQB_IDLE; - } else - hdq_state = HDQB_DATA_RX_HIGH; - /* timeout */ - hdq_ctr = 1000 / HDQ_SAMPLE_PERIOD_US; - hdq_ctr2 = 1; - break; - } - hdq_ctr2++; - if (--hdq_ctr) - break; - /* timed out, error */ - fiq_ipc.hdq_error = 2; - fiq_ipc.hdq_transaction_ctr = fiq_ipc.hdq_request_ctr; - hdq_state = HDQB_IDLE; /* abort */ - break; - - case HDQB_DATA_RX_HIGH: - if (!s3c2410_gpio_getpin(fiq_ipc.hdq_gpio_pin)) { - /* it talks to us! */ - hdq_ctr2 = 1; - /* timeout */ - hdq_ctr = 400 / HDQ_SAMPLE_PERIOD_US; - hdq_state = HDQB_DATA_RX_LOW; - break; - } - if (--hdq_ctr) - break; - /* timed out, error */ - fiq_ipc.hdq_error = 3; - fiq_ipc.hdq_transaction_ctr = fiq_ipc.hdq_request_ctr; - - /* we're in input mode already */ - hdq_state = HDQB_IDLE; /* abort */ - break; - } - - if (hdq_state != HDQB_IDLE) /* ie, not idle */ - if (divisor > FIQ_DIVISOR_HDQ) - divisor = FIQ_DIVISOR_HDQ; /* keep us going */ -#endif - - /* 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 - */ - if (divisor == 0xffff) /* mask the fiq irq source */ - __raw_writel(__raw_readl(S3C2410_INTMSK) | _fiq_ack_mask, - S3C2410_INTMSK); - else /* still working, maybe at a different rate */ - __raw_writel(divisor, S3C2410_TCNTB(_fiq_timer_index)); - _fiq_timer_divisor = divisor; - -FIQ_HANDLER_END() - - -/* - * 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); - neo1973_gpb_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_version_device = { - .name = "neo1973-version", - .num_resources = 0, -}; - -struct platform_device gta02_resume_reason_device = { - .name = "neo1973-resume", - .num_resources = 0, -}; - -struct platform_device gta02_memconfig_device = { - .name = "neo1973-memconfig", - .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, - }, - -}; - -/* BQ27000 Battery */ - -struct pcf50633 *gta02_pcf; - -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; -} - - -struct bq27000_platform_data bq27000_pdata = { - .name = "battery", - .rsense_mohms = 20, - .hdq_read = gta02hdq_read, - .hdq_write = gta02hdq_write, - .hdq_initialized = gta02hdq_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, - }, -}; - -#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 { - pcf50633_adc_async_read(pcf, - PCF50633_ADCC1_MUX_ADCIN1, - PCF50633_ADCC1_AVERAGE_16, - gta02_configure_pmu_for_charger, NULL); - 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(>a02_charger_work, - GTA02_CHARGER_CONFIGURE_TIMEOUT); - return; - } else if (irq == PCF50633_IRQ_USBREM) { - cancel_delayed_work_sync(>a02_charger_work); - gta02_usb_vbus_draw = 0; - } -} - -static struct platform_device gta01_pm_gps_dev = { - .name = "neo1973-pm-gps", -}; - -static struct platform_device gta01_pm_bt_dev = { - .name = "neo1973-pm-bt", -}; - -static struct platform_device gta02_pm_gsm_dev = { - .name = "neo1973-pm-gsm", -}; - -/* 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 mangle_glamo_res_by_system_rev(void); - -static void gta02_pmu_attach_child_devices(struct pcf50633 *pcf); -static void gta02_pmu_regulator_registered(struct pcf50633 *pcf, int id); - -static struct platform_device gta02_pm_wlan_dev = { - .name = "gta02-pm-wlan", -}; - -static struct regulator_consumer_supply ldo4_consumers[] = { - { - .dev = >a01_pm_bt_dev.dev, - .supply = "BT_3V2", - }, -}; - -static struct regulator_consumer_supply ldo5_consumers[] = { - { - .dev = >a01_pm_gps_dev.dev, - .supply = "RF_3V", - }, -}; - -/* - * We need this dummy thing to fill the regulator consumers - */ -static struct platform_device gta02_mmc_dev = { - /* details filled in by glamo core */ -}; - -static struct regulator_consumer_supply hcldo_consumers[] = { - { - .dev = >a02_mmc_dev.dev, - .supply = "SD_3V3", - }, -}; - -static char *gta02_batteries[] = { - "battery", -}; - -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 = { - .min_uV = 3300000, - .max_uV = 3300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .boot_on = 1, - .apply_uV = 1, - .state_mem = { - .enabled = 1, - }, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_DOWN1] = { - .constraints = { - .min_uV = 1300000, - .max_uV = 1600000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .boot_on = 1, - .apply_uV = 1, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_DOWN2] = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - .boot_on = 1, - .state_mem = { - .enabled = 1, - }, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_HCLDO] = { - .constraints = { - .min_uV = 2000000, - .max_uV = 3300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, - .boot_on = 1, - }, - .num_consumer_supplies = 1, - .consumer_supplies = hcldo_consumers, - }, - [PCF50633_REGULATOR_LDO1] = { - .constraints = { - .min_uV = 1300000, - .max_uV = 1300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_LDO2] = { - .constraints = { - .min_uV = 3300000, - .max_uV = 3300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_LDO3] = { - .constraints = { - .min_uV = 3000000, - .max_uV = 3000000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_LDO4] = { - .constraints = { - .min_uV = 3200000, - .max_uV = 3200000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - }, - .num_consumer_supplies = 1, - .consumer_supplies = ldo4_consumers, - }, - [PCF50633_REGULATOR_LDO5] = { - .constraints = { - .min_uV = 1500000, - .max_uV = 1500000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .apply_uV = 1, - .state_mem = { - .enabled = 1, - }, - }, - .num_consumer_supplies = 1, - .consumer_supplies = ldo5_consumers, - }, - [PCF50633_REGULATOR_LDO6] = { - .constraints = { - .min_uV = 0, - .max_uV = 3300000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - }, - .num_consumer_supplies = 0, - }, - [PCF50633_REGULATOR_MEMLDO] = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .valid_modes_mask = REGULATOR_MODE_NORMAL, - .state_mem = { - .enabled = 1, - }, - }, - .num_consumer_supplies = 0, - }, - - }, - .probe_done = gta02_pmu_attach_child_devices, - .regulator_registered = gta02_pmu_regulator_registered, - .mbc_event_callback = gta02_pmu_event_callback, -}; - -static void mangle_pmu_pdata_by_system_rev(void) -{ - struct regulator_init_data *reg_init_data; - - reg_init_data = gta02_pcf_pdata.reg_init_data; - - switch (system_rev) { - case GTA02v1_SYSTEM_REV: - /* FIXME: this is only in v1 due to wrong PMU variant */ - reg_init_data[PCF50633_REGULATOR_DOWN2] - .constraints.state_mem.enabled = 1; - break; - case GTA02v2_SYSTEM_REV: - case GTA02v3_SYSTEM_REV: - case GTA02v4_SYSTEM_REV: - case GTA02v5_SYSTEM_REV: - case GTA02v6_SYSTEM_REV: - reg_init_data[PCF50633_REGULATOR_LDO1] - .constraints.min_uV = 3300000; - reg_init_data[PCF50633_REGULATOR_LDO1] - .constraints.min_uV = 3300000; - reg_init_data[PCF50633_REGULATOR_LDO1] - .constraints.state_mem.enabled = 0; - - reg_init_data[PCF50633_REGULATOR_LDO5] - .constraints.min_uV = 3000000; - reg_init_data[PCF50633_REGULATOR_LDO5] - .constraints.max_uV = 3000000; - - reg_init_data[PCF50633_REGULATOR_LDO6] - .constraints.min_uV = 3000000; - reg_init_data[PCF50633_REGULATOR_LDO6] - .constraints.max_uV = 3000000; - reg_init_data[PCF50633_REGULATOR_LDO6] - .constraints.apply_uV = 1; - break; - default: - break; - } -} - -#ifdef CONFIG_GTA02_HDQ -/* HDQ */ - -static void gta02_hdq_attach_child_devices(struct device *parent_device) -{ - switch (system_rev) { - 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 struct resource gta02_hdq_resources[] = { - [0] = { - .start = GTA02v5_GPIO_HDQ, - .end = GTA02v5_GPIO_HDQ, - }, -}; - -struct gta02_hdq_platform_data gta02_hdq_platform_data = { - .attach_child_devices = gta02_hdq_attach_child_devices -}; - -struct platform_device gta02_hdq_device = { - .name = "gta02-hdq", - .num_resources = 1, - .resource = gta02_hdq_resources, - .dev = { - .platform_data = >a02_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, - }, -}; - -static struct platform_device gta02_vibrator_dev = { - .name = "neo1973-vibrator", - .num_resources = ARRAY_SIZE(gta02_vibrator_resources), - .resource = gta02_vibrator_resources, -}; - -/* FIQ, used PWM regs, so not child of PWM */ - -static void gta02_fiq_attach_child_devices(struct device *parent_device) -{ -#ifdef CONFIG_GTA02_HDQ - switch (system_rev) { - case GTA02v5_SYSTEM_REV: - case GTA02v6_SYSTEM_REV: - gta02_hdq_device.dev.parent = parent_device; - platform_device_register(>a02_hdq_device); - gta02_vibrator_dev.dev.parent = parent_device; - platform_device_register(>a02_vibrator_dev); - break; - default: - break; - } -#endif -} - - -static struct resource sc32440_fiq_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - .start = IRQ_TIMER3, - .end = IRQ_TIMER3, - }, -}; - -struct sc32440_fiq_platform_data gta02_sc32440_fiq_platform_data = { - .attach_child_devices = gta02_fiq_attach_child_devices -}; - -struct platform_device sc32440_fiq_device = { - .name = "sc32440_fiq", - .num_resources = 1, - .resource = sc32440_fiq_resources, - .dev = { - .platform_data = >a02_sc32440_fiq_platform_data, - }, -}; - -/* NOR Flash */ - -#define GTA02_FLASH_BASE 0x18000000 /* 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 = >a02_nor_flash_data, - }, - .resource = >a02_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 = >a02_pcf_pdata, - }, -}; - -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__); - neo1973_gpb_setpin(GTA02_GPIO_USB_PULLUP, 1); - break; - case S3C2410_UDC_P_DISABLE: - printk(KERN_DEBUG "%s S3C2410_UDC_P_DISABLE\n", __func__); - neo1973_gpb_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 void gta02_udc_vbus_draw(unsigned int ma) -{ - if (!gta02_pcf) - return; - - gta02_usb_vbus_draw = ma; - - schedule_delayed_work(>a02_charger_work, - GTA02_CHARGER_CONFIGURE_TIMEOUT); -} - -static struct s3c2410_udc_mach_info gta02_udc_cfg = { - .vbus_draw = gta02_udc_vbus_draw, - .udc_command = gta02_udc_command, - -}; - - -/* touchscreen configuration */ -#ifdef CONFIG_TOUCHSCREEN_FILTER -static struct ts_filter_linear_configuration gta02_ts_linear_config = { - .constants = {1, 0, 0, 0, 1, 0, 1}, /* don't modify coords */ - .coord0 = 0, - .coord1 = 1, -}; - -static struct ts_filter_group_configuration gta02_ts_group_config = { - .extent = 12, - .close_enough = 10, - .threshold = 6, /* at least half of the points in a group */ - .attempts = 10, -}; - -static struct ts_filter_median_configuration gta02_ts_median_config = { - .extent = 20, - .decimation_below = 3, - .decimation_threshold = 8 * 3, - .decimation_above = 4, -}; - -static struct ts_filter_mean_configuration gta02_ts_mean_config = { - .bits_filter_length = 2, /* 4 points */ -}; - -static struct s3c2410_ts_mach_info gta02_ts_cfg = { - .delay = 10000, - .presc = 0xff, /* slow as we can go */ - .filter_sequence = { - [0] = &ts_filter_group_api, - [1] = &ts_filter_median_api, - [2] = &ts_filter_mean_api, - [3] = &ts_filter_linear_api, - }, - .filter_config = { - [0] = >a02_ts_group_config, - [1] = >a02_ts_median_config, - [2] = >a02_ts_mean_config, - [3] = >a02_ts_linear_config, - }, -}; -#else /* !CONFIG_TOUCHSCREEN_FILTER */ -static struct s3c2410_ts_mach_info gta02_ts_cfg = { - .delay = 10000, - .presc = 0xff, /* slow as we can go */ - .filter_sequence = { NULL }, - .filter_config = { NULL }, -}; -#endif - -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; - - intensity >>= 2; - - /* - * 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; - } - - 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); - - if (!(pcf50633_reg_read(pcf, PCF50633_REG_LEDENA) & 3)) - old_intensity = 0; - - /* - * 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 = 0xff, - .default_intensity = 0xff, - .set_bl_intensity = gta02_bl_set_intensity, -}; - -static struct platform_device gta02_bl_dev = { - .name = "generic-bl", - .id = 1, - .dev = { - .platform_data = >a02_bl_info, - }, -}; - -/* SPI: LCM control interface attached to Glamo3362 */ - -static void gta02_jbt6k74_reset(int devidx, int level) -{ - glamo_lcm_reset(level); -} - -static void gta02_jbt6k74_probe_completed(struct device *dev) -{ - struct pcf50633 *pcf = gta02_pcf; - - /* 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(>a02_bl_dev); -} - -const struct jbt6k74_platform_data jbt6k74_pdata = { - .reset = gta02_jbt6k74_reset, - .probe_completed = gta02_jbt6k74_probe_completed, -}; - -static struct spi_board_info gta02_spi_board_info[] = { - { - .modalias = "jbt6k74", - /* platform_data */ - .platform_data = &jbt6k74_pdata, - /* controller_data */ - /* irq */ - .max_speed_hz = 100 * 1000, - .bus_num = 2, - /* chip_select */ - }, -}; - -#if 0 /* currently this is not used and we use gpio spi */ -static struct glamo_spi_info glamo_spi_cfg = { - .board_size = ARRAY_SIZE(gta02_spi_board_info), - .board_info = gta02_spi_board_info, -}; -#endif /* 0 */ - -static struct glamo_spigpio_info glamo_spigpio_cfg = { - .pin_clk = GLAMO_GPIO10_OUTPUT, - .pin_mosi = GLAMO_GPIO11_OUTPUT, - .pin_cs = GLAMO_GPIO12_OUTPUT, - .pin_miso = 0, - .board_size = ARRAY_SIZE(gta02_spi_board_info), - .board_info = gta02_spi_board_info, -}; - -/* SPI: Accelerometers attached to SPI of s3c244x */ - -/* - * Situation is that Linux SPI can't work in an interrupt context, so we - * implement our own bitbang here. Arbitration is needed because not only - * can this interrupt happen at any time even if foreground wants to use - * the bitbang API from Linux, but multiple motion sensors can be on the - * same SPI bus, and multiple interrupts can happen. - * - * Foreground / interrupt arbitration is okay because the interrupts are - * disabled around all the foreground SPI code. - * - * Interrupt / Interrupt arbitration is evidently needed, otherwise we - * lose edge-triggered service after a while due to the two sensors sharing - * the SPI bus having irqs at the same time eventually. - * - * Servicing is typ 75 - 100us at 400MHz. - */ - -/* #define DEBUG_SPEW_MS */ -#define MG_PER_SAMPLE 18 - -struct lis302dl_platform_data lis302_pdata_top; -struct lis302dl_platform_data lis302_pdata_bottom; - -/* - * generic SPI RX and TX bitbang - * only call with interrupts off! - */ - -static void __gta02_lis302dl_bitbang(struct lis302dl_info *lis, u8 *tx, - int tx_bytes, u8 *rx, int rx_bytes) -{ - struct lis302dl_platform_data *pdata = lis->pdata; - int n; - u8 shifter = 0; - unsigned long other_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. - */ - - if (&lis302_pdata_top == pdata) - other_cs = lis302_pdata_bottom.pin_chip_select; - else - other_cs = lis302_pdata_top.pin_chip_select; - - s3c2410_gpio_setpin(other_cs, 1); - s3c2410_gpio_setpin(pdata->pin_chip_select, 1); - s3c2410_gpio_setpin(pdata->pin_clk, 1); - s3c2410_gpio_setpin(pdata->pin_chip_select, 0); - - /* send the register index, r/w and autoinc bits */ - for (n = 0; n < (tx_bytes << 3); n++) { - if (!(n & 7)) - shifter = ~tx[n >> 3]; - s3c2410_gpio_setpin(pdata->pin_clk, 0); - s3c2410_gpio_setpin(pdata->pin_mosi, !(shifter & 0x80)); - s3c2410_gpio_setpin(pdata->pin_clk, 1); - shifter <<= 1; - } - - for (n = 0; n < (rx_bytes << 3); n++) { /* 8 bits each */ - s3c2410_gpio_setpin(pdata->pin_clk, 0); - shifter <<= 1; - if (s3c2410_gpio_getpin(pdata->pin_miso)) - shifter |= 1; - if ((n & 7) == 7) - rx[n >> 3] = shifter; - s3c2410_gpio_setpin(pdata->pin_clk, 1); - } - s3c2410_gpio_setpin(pdata->pin_chip_select, 1); - s3c2410_gpio_setpin(other_cs, 1); -} - - -static int gta02_lis302dl_bitbang_read_reg(struct lis302dl_info *lis, u8 reg) -{ - u8 data = 0xc0 | reg; /* read, autoincrement */ - unsigned long flags; - - local_irq_save(flags); - - __gta02_lis302dl_bitbang(lis, &data, 1, &data, 1); - - local_irq_restore(flags); - - return data; -} - -static void gta02_lis302dl_bitbang_write_reg(struct lis302dl_info *lis, u8 reg, - u8 val) -{ - u8 data[2] = { 0x00 | reg, val }; /* write, no autoincrement */ - unsigned long flags; - - local_irq_save(flags); - - __gta02_lis302dl_bitbang(lis, &data[0], 2, NULL, 0); - - local_irq_restore(flags); - -} - - -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_GPD12, - .pin_clk = S3C2410_GPG7, - .pin_mosi = S3C2410_GPG6, - .pin_miso = S3C2410_GPG5, - .interrupt = GTA02_IRQ_GSENSOR_1, - .open_drain = 1, /* altered at runtime by PCB rev */ - .lis302dl_bitbang = __gta02_lis302dl_bitbang, - .lis302dl_bitbang_reg_read = gta02_lis302dl_bitbang_read_reg, - .lis302dl_bitbang_reg_write = gta02_lis302dl_bitbang_write_reg, - .lis302dl_suspend_io = gta02_lis302dl_suspend_io, -}; - -struct lis302dl_platform_data lis302_pdata_bottom = { - .name = "lis302-2 (bottom)", - .pin_chip_select= S3C2410_GPD13, - .pin_clk = S3C2410_GPG7, - .pin_mosi = S3C2410_GPG6, - .pin_miso = S3C2410_GPG5, - .interrupt = GTA02_IRQ_GSENSOR_2, - .open_drain = 1, /* altered at runtime by PCB rev */ - .lis302dl_bitbang = __gta02_lis302dl_bitbang, - .lis302dl_bitbang_reg_read = gta02_lis302dl_bitbang_read_reg, - .lis302dl_bitbang_reg_write = gta02_lis302dl_bitbang_write_reg, - .lis302dl_suspend_io = gta02_lis302dl_suspend_io, -}; - - -static struct platform_device s3c_device_spi_acc1 = { - .name = "lis302dl", - .id = 1, - .dev = { - .platform_data = &lis302_pdata_top, - }, -}; - -static struct platform_device s3c_device_spi_acc2 = { - .name = "lis302dl", - .id = 2, - .dev = { - .platform_data = &lis302_pdata_bottom, - }, -}; - -static struct resource gta02_led_resources[] = { - { - .name = "gta02-power:orange", - .start = GTA02_GPIO_PWR_LED1, - .end = GTA02_GPIO_PWR_LED1, - }, { - .name = "gta02-power:blue", - .start = GTA02_GPIO_PWR_LED2, - .end = GTA02_GPIO_PWR_LED2, - }, { - .name = "gta02-aux:red", - .start = GTA02_GPIO_AUX_LED, - .end = GTA02_GPIO_AUX_LED, - }, -}; - -struct platform_device gta02_led_dev = { - .name = "gta02-led", - .num_resources = ARRAY_SIZE(gta02_led_resources), - .resource = gta02_led_resources, -}; - -static struct resource gta02_button_resources[] = { - [0] = { - .start = GTA02_GPIO_AUX_KEY, - .end = GTA02_GPIO_AUX_KEY, - }, - [1] = { - .start = GTA02_GPIO_HOLD_KEY, - .end = GTA02_GPIO_HOLD_KEY, - }, - [2] = { - .start = GTA02_GPIO_JACK_INSERT, - .end = GTA02_GPIO_JACK_INSERT, - }, - [3] = { - .start = 0, - .end = 0, - }, - [4] = { - .start = 0, - .end = 0, - }, -}; - -static struct platform_device gta02_button_dev = { - .name = "neo1973-button", - .num_resources = ARRAY_SIZE(gta02_button_resources), - .resource = gta02_button_resources, -}; - - -static struct platform_device gta02_pm_usbhost_dev = { - .name = "neo1973-pm-host", -}; - - -/* USB */ -static struct s3c2410_hcd_info gta02_usb_info = { - .port[0] = { - .flags = S3C_HCDFLG_USED, - }, - .port[1] = { - .flags = 0, - }, -}; - -static int glamo_irq_is_wired(void) -{ - int rc; - int count = 0; - - /* - * GTA02 S-Media IRQs prior to A5 are broken due to a lack of - * a pullup on the INT# line. Check for the bad behaviour. - */ - s3c2410_gpio_setpin(S3C2410_GPG4, 0); - s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_OUTP); - s3c2410_gpio_cfgpin(S3C2410_GPG4, S3C2410_GPG4_INP); - /* - * we force it low ourselves for a moment and resume being input. - * If there is a pullup, it won't stay low for long. But if the - * level converter is there as on < A5 revision, the weak keeper - * on the input of the LC will hold the line low indefinitiely - */ - do - rc = s3c2410_gpio_getpin(S3C2410_GPG4); - while ((!rc) && ((count++) < 10)); - if (rc) { /* it got pulled back up, it's good */ - printk(KERN_INFO "Detected S-Media IRQ# pullup, " - "enabling interrupt\n"); - return 0; - } else /* Gah we can't work with this level converter */ - printk(KERN_WARNING "** Detected bad IRQ# circuit found" - " on pre-A5 GTA02: S-Media interrupt disabled **\n"); - return -ENODEV; -} - -static int gta02_glamo_can_set_mmc_power(void) -{ - switch (system_rev) { - case GTA02v3_SYSTEM_REV: - case GTA02v4_SYSTEM_REV: - case GTA02v5_SYSTEM_REV: - case GTA02v6_SYSTEM_REV: - return 1; - } - - return 0; -} - -/* Smedia Glamo 3362 */ - -/* - * we crank down SD Card clock dynamically when GPS is powered - */ - -static int gta02_glamo_mci_use_slow(void) -{ - return neo1973_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 glamofb_platform_data gta02_glamo_pdata = { - .width = 43, - .height = 58, - /* 24.5MHz --> 40.816ns */ - .pixclock = 40816, - .left_margin = 8, - .right_margin = 16, - .upper_margin = 2, - .lower_margin = 16, - .hsync_len = 8, - .vsync_len = 2, - .fb_mem_size = 0x400000, /* glamo has 8 megs of SRAM. we use 4 */ - .xres = { - .min = 240, - .max = 640, - .defval = 480, - }, - .yres = { - .min = 320, - .max = 640, - .defval = 640, - }, - .bpp = { - .min = 16, - .max = 16, - .defval = 16, - }, - //.spi_info = &glamo_spi_cfg, - .spigpio_info = &glamo_spigpio_cfg, - - /* glamo MMC function platform data */ - .mmc_dev = >a02_mmc_dev, - .glamo_can_set_mci_power = gta02_glamo_can_set_mmc_power, - .glamo_mci_use_slow = gta02_glamo_mci_use_slow, - .glamo_irq_is_wired = glamo_irq_is_wired, - .glamo_external_reset = gta02_glamo_external_reset -}; - -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 = GTA02v1_GPIO_3D_RESET, - .end = GTA02v1_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 = >a02_glamo_pdata, - }, -}; - -static void mangle_glamo_res_by_system_rev(void) -{ - switch (system_rev) { - case GTA02v1_SYSTEM_REV: - break; - default: - gta02_glamo_resources[2].start = GTA02_GPIO_3D_RESET; - gta02_glamo_resources[2].end = GTA02_GPIO_3D_RESET; - break; - } - - switch (system_rev) { - case GTA02v1_SYSTEM_REV: - case GTA02v2_SYSTEM_REV: - case GTA02v3_SYSTEM_REV: - /* case GTA02v4_SYSTEM_REV: - FIXME: handle this later */ - /* The hardware is missing a pull-up resistor and thus can't - * support the Smedia Glamo IRQ */ - gta02_glamo_resources[1].start = 0; - gta02_glamo_resources[1].end = 0; - break; - } -} - -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 = { - >a02_version_device, - &s3c_device_usb, - &s3c_device_wdt, - >a02_memconfig_device, - &s3c_device_sdi, - &s3c_device_usbgadget, - &s3c_device_nand, - >a02_nor_flash, - - &sc32440_fiq_device, - &s3c24xx_pwm_device, - >a02_led_dev, - >a02_pm_wlan_dev, /* not dependent on PMU */ - - &s3c_device_iis, - &s3c_device_i2c0, -}; - -/* these guys DO need to be children of PMU */ - -static struct platform_device *gta02_devices_pmu_children[] = { - &s3c_device_ts, /* input 1 */ - >a02_pm_gsm_dev, - >a02_pm_usbhost_dev, - &s3c_device_spi_acc1, /* input 2 */ - &s3c_device_spi_acc2, /* input 3 */ - >a02_button_dev, /* input 4 */ - >a02_resume_reason_device, -}; - -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 = >a01_pm_bt_dev; - break; - case PCF50633_REGULATOR_LDO5: - pdev = >a01_pm_gps_dev; - break; - case PCF50633_REGULATOR_HCLDO: - pdev = >a02_glamo_dev; - break; - default: - return; - } - - pdev->dev.parent = ®ulator->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; - - mangle_glamo_res_by_system_rev(); - platform_add_devices(gta02_devices_pmu_children, - ARRAY_SIZE(gta02_devices_pmu_children)); -} - -static void gta02_poweroff(void) -{ - pcf50633_reg_set_bit_mask(gta02_pcf, PCF50633_REG_OOCSHDWN, - PCF50633_OOCSHDWN_GOSTDBY, PCF50633_OOCSHDWN_GOSTDBY); -} - -static void __init gta02_machine_init(void) -{ - int rc; - - /* set the panic callback to make AUX blink fast */ - panic_blink = gta02_panic_blink; - - switch (system_rev) { - 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; - } - - spin_lock_init(&motion_irq_lock); - INIT_DELAYED_WORK(>a02_charger_work, gta02_charger_worker); - - /* 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 = >a02_usb_info; - s3c_device_nand.dev.platform_data = >a02_nand_info; - s3c_device_sdi.dev.platform_data = >a02_s3c_mmc_cfg; - - /* acc sensor chip selects */ - s3c2410_gpio_setpin(S3C2410_GPD12, 1); - s3c2410_gpio_cfgpin(S3C2410_GPD12, S3C2410_GPIO_OUTPUT); - s3c2410_gpio_setpin(S3C2410_GPD13, 1); - s3c2410_gpio_cfgpin(S3C2410_GPD13, S3C2410_GPIO_OUTPUT); - - s3c24xx_udc_set_platdata(>a02_udc_cfg); - s3c_i2c0_set_platdata(NULL); - set_s3c2410ts_info(>a02_ts_cfg); - - mangle_glamo_res_by_system_rev(); - - i2c_register_board_info(0, gta02_i2c_devs, ARRAY_SIZE(gta02_i2c_devs)); - - mangle_pmu_pdata_by_system_rev(); - - 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; -} - -void DEBUG_LED(int n) -{ -// int *p = NULL; - switch (n) { - case 0: - neo1973_gpb_setpin(GTA02_GPIO_PWR_LED1, 1); - break; - case 1: - neo1973_gpb_setpin(GTA02_GPIO_PWR_LED2, 1); - break; - default: - neo1973_gpb_setpin(GTA02_GPIO_AUX_LED, 1); - break; - } -// printk(KERN_ERR"die %d\n", *p); -} -EXPORT_SYMBOL_GPL(DEBUG_LED); - -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 |