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author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-14 03:17:54 +0100 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-14 03:17:54 +0100 |
commit | 70ac551651a2c5a234b703d9a495817f2ca09639 (patch) | |
tree | 71f55b9a3de438969a7a0d951971febf59784294 /arch/arm | |
parent | Merge master.kernel.org:/home/rmk/linux-2.6-serial (diff) | |
parent | [ARM] 3160/1: SharpSL: Add driver for Akita specific GPIOs (diff) | |
download | linux-70ac551651a2c5a234b703d9a495817f2ca09639.tar.xz linux-70ac551651a2c5a234b703d9a495817f2ca09639.zip |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/Kconfig | 2 | ||||
-rw-r--r-- | arch/arm/common/locomo.c | 4 | ||||
-rw-r--r-- | arch/arm/common/scoop.c | 2 | ||||
-rw-r--r-- | arch/arm/kernel/smp.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-footbridge/common.c | 24 | ||||
-rw-r--r-- | arch/arm/mach-pxa/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm/mach-pxa/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/mach-pxa/akita-ioexp.c | 223 | ||||
-rw-r--r-- | arch/arm/mach-pxa/corgi_pm.c | 228 | ||||
-rw-r--r-- | arch/arm/mach-pxa/sharpsl.h | 8 | ||||
-rw-r--r-- | arch/arm/mach-pxa/sharpsl_pm.c | 109 | ||||
-rw-r--r-- | arch/arm/mach-pxa/spitz.c | 49 | ||||
-rw-r--r-- | arch/arm/mach-pxa/spitz_pm.c | 233 |
13 files changed, 820 insertions, 77 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 3df7cbd924a1..70b007e66926 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -702,6 +702,8 @@ menu "Device Drivers" source "drivers/base/Kconfig" +source "drivers/connector/Kconfig" + if ALIGNMENT_TRAP source "drivers/mtd/Kconfig" endif diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 557e52c1c869..1b7eaab02b9e 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -623,8 +623,6 @@ static int locomo_resume(struct platform_device *dev) locomo_writel(0x1, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KCMD); spin_unlock_irqrestore(&lchip->lock, flags); - - dev->power.saved_state = NULL; kfree(save); return 0; @@ -775,7 +773,7 @@ static int locomo_probe(struct platform_device *dev) static int locomo_remove(struct platform_device *dev) { - struct locomo *lchip = platform__get_drvdata(dev); + struct locomo *lchip = platform_get_drvdata(dev); if (lchip) { __locomo_remove(lchip); diff --git a/arch/arm/common/scoop.c b/arch/arm/common/scoop.c index 32924c6714fe..0c3cbd9a388b 100644 --- a/arch/arm/common/scoop.c +++ b/arch/arm/common/scoop.c @@ -153,7 +153,7 @@ int __init scoop_probe(struct platform_device *pdev) printk("Sharp Scoop Device found at 0x%08x -> 0x%08x\n",(unsigned int)mem->start,(unsigned int)devptr->base); SCOOP_REG(devptr->base, SCOOP_MCR) = 0x0140; - reset_scoop(dev); + reset_scoop(&pdev->dev); SCOOP_REG(devptr->base, SCOOP_GPCR) = inf->io_dir & 0xffff; SCOOP_REG(devptr->base, SCOOP_GPWR) = inf->io_out & 0xffff; diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index e55ea952f7aa..373c0959bc2f 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -256,9 +256,7 @@ void __cpuexit cpu_die(void) asmlinkage void __cpuinit secondary_start_kernel(void) { struct mm_struct *mm = &init_mm; - unsigned int cpu; - - cpu = smp_processor_id(); + unsigned int cpu = smp_processor_id(); printk("CPU%u: Booted secondary processor\n", cpu); diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index dc09fd200c16..bbe6e4a0bf6a 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -132,14 +132,14 @@ void __init footbridge_init_irq(void) static struct map_desc fb_common_io_desc[] __initdata = { { .virtual = ARMCSR_BASE, - .pfn = DC21285_ARMCSR_BASE, + .pfn = __phys_to_pfn(DC21285_ARMCSR_BASE), .length = ARMCSR_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = XBUS_BASE, .pfn = __phys_to_pfn(0x40000000), .length = XBUS_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, } }; @@ -153,28 +153,28 @@ static struct map_desc ebsa285_host_io_desc[] __initdata = { .virtual = PCIMEM_BASE, .pfn = __phys_to_pfn(DC21285_PCI_MEM), .length = PCIMEM_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCICFG0_BASE, .pfn = __phys_to_pfn(DC21285_PCI_TYPE_0_CONFIG), .length = PCICFG0_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCICFG1_BASE, .pfn = __phys_to_pfn(DC21285_PCI_TYPE_1_CONFIG), .length = PCICFG1_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIIACK_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IACK), .length = PCIIACK_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIO_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IO), .length = PCIO_SIZE, - .type = MT_DEVICE - } + .type = MT_DEVICE, + }, #endif }; @@ -187,13 +187,13 @@ static struct map_desc co285_io_desc[] __initdata = { .virtual = PCIO_BASE, .pfn = __phys_to_pfn(DC21285_PCI_IO), .length = PCIO_SIZE, - .type = MT_DEVICE + .type = MT_DEVICE, }, { .virtual = PCIMEM_BASE, .pfn = __phys_to_pfn(DC21285_PCI_MEM), .length = PCIMEM_SIZE, - .type = MT_DEVICE - } + .type = MT_DEVICE, + }, #endif }; diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index e201aa9765b9..cd506646801a 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -72,6 +72,12 @@ config MACH_HUSKY depends PXA_SHARPSL_25x select PXA_SHARP_C7xx +config MACH_AKITA + bool "Enable Sharp SL-1000 (Akita) Support" + depends PXA_SHARPSL_27x + select PXA_SHARP_Cxx00 + select MACH_SPITZ + config MACH_SPITZ bool "Enable Sharp Zaurus SL-3000 (Spitz) Support" depends PXA_SHARPSL_27x diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile index d210bd5032ce..32526a0a6f86 100644 --- a/arch/arm/mach-pxa/Makefile +++ b/arch/arm/mach-pxa/Makefile @@ -11,8 +11,9 @@ obj-$(CONFIG_PXA27x) += pxa27x.o obj-$(CONFIG_ARCH_LUBBOCK) += lubbock.o obj-$(CONFIG_MACH_MAINSTONE) += mainstone.o obj-$(CONFIG_ARCH_PXA_IDP) += idp.o -obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o corgi_ssp.o corgi_lcd.o -obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o corgi_ssp.o corgi_lcd.o +obj-$(CONFIG_PXA_SHARP_C7xx) += corgi.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o corgi_pm.o +obj-$(CONFIG_PXA_SHARP_Cxx00) += spitz.o corgi_ssp.o corgi_lcd.o sharpsl_pm.o spitz_pm.o +obj-$(CONFIG_MACH_AKITA) += akita-ioexp.o obj-$(CONFIG_MACH_POODLE) += poodle.o obj-$(CONFIG_MACH_TOSA) += tosa.o diff --git a/arch/arm/mach-pxa/akita-ioexp.c b/arch/arm/mach-pxa/akita-ioexp.c new file mode 100644 index 000000000000..f6d73cc01f78 --- /dev/null +++ b/arch/arm/mach-pxa/akita-ioexp.c @@ -0,0 +1,223 @@ +/* + * Support for the Extra GPIOs on the Sharp SL-C1000 (Akita) + * (uses a Maxim MAX7310 8 Port IO Expander) + * + * Copyright 2005 Openedhand Ltd. + * + * Author: Richard Purdie <richard@openedhand.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/slab.h> +#include <linux/workqueue.h> +#include <asm/arch/akita.h> + +/* MAX7310 Regiser Map */ +#define MAX7310_INPUT 0x00 +#define MAX7310_OUTPUT 0x01 +#define MAX7310_POLINV 0x02 +#define MAX7310_IODIR 0x03 /* 1 = Input, 0 = Output */ +#define MAX7310_TIMEOUT 0x04 + +/* Addresses to scan */ +static unsigned short normal_i2c[] = { 0x18, I2C_CLIENT_END }; + +/* I2C Magic */ +I2C_CLIENT_INSMOD; + +static int max7310_write(struct i2c_client *client, int address, int data); +static struct i2c_client max7310_template; +static void akita_ioexp_work(void *private_); + +static struct device *akita_ioexp_device; +static unsigned char ioexp_output_value = AKITA_IOEXP_IO_OUT; +DECLARE_WORK(akita_ioexp, akita_ioexp_work, NULL); + + +/* + * MAX7310 Access + */ +static int max7310_config(struct device *dev, int iomode, int polarity) +{ + int ret; + struct i2c_client *client = to_i2c_client(dev); + + ret = max7310_write(client, MAX7310_POLINV, polarity); + if (ret < 0) + return ret; + ret = max7310_write(client, MAX7310_IODIR, iomode); + return ret; +} + +static int max7310_set_ouputs(struct device *dev, int outputs) +{ + struct i2c_client *client = to_i2c_client(dev); + + return max7310_write(client, MAX7310_OUTPUT, outputs); +} + +/* + * I2C Functions + */ +static int max7310_write(struct i2c_client *client, int address, int value) +{ + u8 data[2]; + + data[0] = address & 0xff; + data[1] = value & 0xff; + + if (i2c_master_send(client, data, 2) == 2) + return 0; + return -1; +} + +static int max7310_detect(struct i2c_adapter *adapter, int address, int kind) +{ + struct i2c_client *new_client; + int err; + + if (!(new_client = kmalloc(sizeof(struct i2c_client), GFP_KERNEL))) + return -ENOMEM; + + max7310_template.adapter = adapter; + max7310_template.addr = address; + + memcpy(new_client, &max7310_template, sizeof(struct i2c_client)); + + if ((err = i2c_attach_client(new_client))) { + kfree(new_client); + return err; + } + + max7310_config(&new_client->dev, AKITA_IOEXP_IO_DIR, 0); + akita_ioexp_device = &new_client->dev; + schedule_work(&akita_ioexp); + + return 0; +} + +static int max7310_attach_adapter(struct i2c_adapter *adapter) +{ + return i2c_probe(adapter, &addr_data, max7310_detect); +} + +static int max7310_detach_client(struct i2c_client *client) +{ + int err; + + akita_ioexp_device = NULL; + + if ((err = i2c_detach_client(client))) + return err; + + kfree(client); + return 0; +} + +static struct i2c_driver max7310_i2c_driver = { + .owner = THIS_MODULE, + .name = "akita-max7310", + .id = I2C_DRIVERID_AKITAIOEXP, + .flags = I2C_DF_NOTIFY, + .attach_adapter = max7310_attach_adapter, + .detach_client = max7310_detach_client, +}; + +static struct i2c_client max7310_template = { + name: "akita-max7310", + flags: I2C_CLIENT_ALLOW_USE, + driver: &max7310_i2c_driver, +}; + +void akita_set_ioexp(struct device *dev, unsigned char bit) +{ + ioexp_output_value |= bit; + + if (akita_ioexp_device) + schedule_work(&akita_ioexp); + return; +} + +void akita_reset_ioexp(struct device *dev, unsigned char bit) +{ + ioexp_output_value &= ~bit; + + if (akita_ioexp_device) + schedule_work(&akita_ioexp); + return; +} + +EXPORT_SYMBOL(akita_set_ioexp); +EXPORT_SYMBOL(akita_reset_ioexp); + +static void akita_ioexp_work(void *private_) +{ + if (akita_ioexp_device) + max7310_set_ouputs(akita_ioexp_device, ioexp_output_value); +} + + +#ifdef CONFIG_PM +static int akita_ioexp_suspend(struct platform_device *pdev, pm_message_t state) +{ + flush_scheduled_work(); + return 0; +} + +static int akita_ioexp_resume(struct platform_device *pdev) +{ + schedule_work(&akita_ioexp); + return 0; +} +#else +#define akita_ioexp_suspend NULL +#define akita_ioexp_resume NULL +#endif + +static int __init akita_ioexp_probe(struct platform_device *pdev) +{ + return i2c_add_driver(&max7310_i2c_driver); +} + +static int akita_ioexp_remove(struct platform_device *pdev) +{ + i2c_del_driver(&max7310_i2c_driver); + return 0; +} + +static struct platform_driver akita_ioexp_driver = { + .probe = akita_ioexp_probe, + .remove = akita_ioexp_remove, + .suspend = akita_ioexp_suspend, + .resume = akita_ioexp_resume, + .driver = { + .name = "akita-ioexp", + }, +}; + +static int __init akita_ioexp_init(void) +{ + return platform_driver_register(&akita_ioexp_driver); +} + +static void __exit akita_ioexp_exit(void) +{ + platform_driver_unregister(&akita_ioexp_driver); +} + +MODULE_AUTHOR("Richard Purdie <rpurdie@openedhand.com>"); +MODULE_DESCRIPTION("Akita IO-Expander driver"); +MODULE_LICENSE("GPL"); + +fs_initcall(akita_ioexp_init); +module_exit(akita_ioexp_exit); + diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c new file mode 100644 index 000000000000..599be14754f9 --- /dev/null +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -0,0 +1,228 @@ +/* + * Battery and Power Management code for the Sharp SL-C7xx + * + * Copyright (c) 2005 Richard Purdie + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/module.h> +#include <linux/stat.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <asm/apm.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/hardware.h> +#include <asm/hardware/scoop.h> + +#include <asm/arch/sharpsl.h> +#include <asm/arch/corgi.h> +#include <asm/arch/pxa-regs.h> +#include "sharpsl.h" + +static void corgi_charger_init(void) +{ + pxa_gpio_mode(CORGI_GPIO_ADC_TEMP_ON | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_CHRG_ON | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_CHRG_UKN | GPIO_OUT); + pxa_gpio_mode(CORGI_GPIO_KEY_INT | GPIO_IN); +} + +static void corgi_charge_led(int val) +{ + if (val == SHARPSL_LED_ERROR) { + dev_dbg(sharpsl_pm.dev, "Charge LED Error\n"); + } else if (val == SHARPSL_LED_ON) { + dev_dbg(sharpsl_pm.dev, "Charge LED On\n"); + GPSR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE); + } else { + dev_dbg(sharpsl_pm.dev, "Charge LED Off\n"); + GPCR0 = GPIO_bit(CORGI_GPIO_LED_ORANGE); + } +} + +static void corgi_measure_temp(int on) +{ + if (on) + GPSR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON); + else + GPCR(CORGI_GPIO_ADC_TEMP_ON) = GPIO_bit(CORGI_GPIO_ADC_TEMP_ON); +} + +static void corgi_charge(int on) +{ + if (on) { + if (machine_is_corgi() && (sharpsl_pm.flags & SHARPSL_SUSPENDED)) { + GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPSR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } else { + GPSR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } + } else { + GPCR(CORGI_GPIO_CHRG_ON) = GPIO_bit(CORGI_GPIO_CHRG_ON); + GPCR(CORGI_GPIO_CHRG_UKN) = GPIO_bit(CORGI_GPIO_CHRG_UKN); + } +} + +static void corgi_discharge(int on) +{ + if (on) + GPSR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON); + else + GPCR(CORGI_GPIO_DISCHARGE_ON) = GPIO_bit(CORGI_GPIO_DISCHARGE_ON); +} + +static void corgi_presuspend(void) +{ + int i; + unsigned long wakeup_mask; + + /* charging , so CHARGE_ON bit is HIGH during OFF. */ + if (READ_GPIO_BIT(CORGI_GPIO_CHRG_ON)) + PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_ON); + else + PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_ON); + + if (READ_GPIO_BIT(CORGI_GPIO_LED_ORANGE)) + PGSR0 |= GPIO_bit(CORGI_GPIO_LED_ORANGE); + else + PGSR0 &= ~GPIO_bit(CORGI_GPIO_LED_ORANGE); + + if (READ_GPIO_BIT(CORGI_GPIO_CHRG_UKN)) + PGSR1 |= GPIO_bit(CORGI_GPIO_CHRG_UKN); + else + PGSR1 &= ~GPIO_bit(CORGI_GPIO_CHRG_UKN); + + /* Resume on keyboard power key */ + PGSR2 = (PGSR2 & ~CORGI_GPIO_ALL_STROBE_BIT) | CORGI_GPIO_STROBE_BIT(0); + + wakeup_mask = GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) | GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_CHRG_FULL); + + if (!machine_is_corgi()) + wakeup_mask |= GPIO_bit(CORGI_GPIO_MAIN_BAT_LOW); + + PWER = wakeup_mask | PWER_RTC; + PRER = wakeup_mask; + PFER = wakeup_mask; + + for (i = 0; i <=15; i++) { + if (PRER & PFER & GPIO_bit(i)) { + if (GPLR0 & GPIO_bit(i) ) + PRER &= ~GPIO_bit(i); + else + PFER &= ~GPIO_bit(i); + } + } +} + +static void corgi_postsuspend(void) +{ +} + +/* + * Check what brought us out of the suspend. + * Return: 0 to sleep, otherwise wake + */ +static int corgi_should_wakeup(unsigned int resume_on_alarm) +{ + int is_resume = 0; + + dev_dbg(sharpsl_pm.dev, "GPLR0 = %x,%x\n", GPLR0, PEDR); + + if ((PEDR & GPIO_bit(CORGI_GPIO_AC_IN))) { + if (STATUS_AC_IN()) { + /* charge on */ + dev_dbg(sharpsl_pm.dev, "ac insert\n"); + sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; + } else { + /* charge off */ + dev_dbg(sharpsl_pm.dev, "ac remove\n"); + CHARGE_LED_OFF(); + CHARGE_OFF(); + sharpsl_pm.charge_mode = CHRG_OFF; + } + } + + if ((PEDR & GPIO_bit(CORGI_GPIO_CHRG_FULL))) + dev_dbg(sharpsl_pm.dev, "Charge full interrupt\n"); + + if (PEDR & GPIO_bit(CORGI_GPIO_KEY_INT)) + is_resume |= GPIO_bit(CORGI_GPIO_KEY_INT); + + if (PEDR & GPIO_bit(CORGI_GPIO_WAKEUP)) + is_resume |= GPIO_bit(CORGI_GPIO_WAKEUP); + + if (resume_on_alarm && (PEDR & PWER_RTC)) + is_resume |= PWER_RTC; + + dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume); + return is_resume; +} + +static unsigned long corgi_charger_wakeup(void) +{ + return ~GPLR0 & ( GPIO_bit(CORGI_GPIO_AC_IN) | GPIO_bit(CORGI_GPIO_KEY_INT) | GPIO_bit(CORGI_GPIO_WAKEUP) ); +} + +static int corgi_acin_status(void) +{ + return ((GPLR(CORGI_GPIO_AC_IN) & GPIO_bit(CORGI_GPIO_AC_IN)) != 0); +} + +static struct sharpsl_charger_machinfo corgi_pm_machinfo = { + .init = corgi_charger_init, + .gpio_batlock = CORGI_GPIO_BAT_COVER, + .gpio_acin = CORGI_GPIO_AC_IN, + .gpio_batfull = CORGI_GPIO_CHRG_FULL, + .status_acin = corgi_acin_status, + .discharge = corgi_discharge, + .charge = corgi_charge, + .chargeled = corgi_charge_led, + .measure_temp = corgi_measure_temp, + .presuspend = corgi_presuspend, + .postsuspend = corgi_postsuspend, + .charger_wakeup = corgi_charger_wakeup, + .should_wakeup = corgi_should_wakeup, + .bat_levels = 40, + .bat_levels_noac = spitz_battery_levels_noac, + .bat_levels_acin = spitz_battery_levels_acin, + .status_high_acin = 188, + .status_low_acin = 178, + .status_high_noac = 185, + .status_low_noac = 175, +}; + +static struct platform_device *corgipm_device; + +static int __devinit corgipm_init(void) +{ + int ret; + + corgipm_device = platform_device_alloc("sharpsl-pm", -1); + if (!corgipm_device) + return -ENOMEM; + + corgipm_device->dev.platform_data = &corgi_pm_machinfo; + ret = platform_device_add(corgipm_device); + + if (ret) + platform_device_put(corgipm_device); + + return ret; +} + +static void corgipm_exit(void) +{ + platform_device_unregister(corgipm_device); +} + +module_init(corgipm_init); +module_exit(corgipm_exit); diff --git a/arch/arm/mach-pxa/sharpsl.h b/arch/arm/mach-pxa/sharpsl.h index 4879c0f7da72..b0c40a1d6671 100644 --- a/arch/arm/mach-pxa/sharpsl.h +++ b/arch/arm/mach-pxa/sharpsl.h @@ -115,7 +115,7 @@ extern struct battery_thresh spitz_battery_levels_noac[]; #define CHARGE_LED_ERR() sharpsl_pm.machinfo->chargeled(SHARPSL_LED_ERROR) #define DISCHARGE_ON() sharpsl_pm.machinfo->discharge(1) #define DISCHARGE_OFF() sharpsl_pm.machinfo->discharge(0) -#define STATUS_AC_IN sharpsl_pm.machinfo->status_acin() -#define STATUS_BATT_LOCKED READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock) -#define STATUS_CHRG_FULL READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull) -#define STATUS_FATAL READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal) +#define STATUS_AC_IN() sharpsl_pm.machinfo->status_acin() +#define STATUS_BATT_LOCKED() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock) +#define STATUS_CHRG_FULL() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull) +#define STATUS_FATAL() READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal) diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index 6c9e871c53d8..c10be00fb526 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -21,7 +21,7 @@ #include <linux/apm_bios.h> #include <linux/delay.h> #include <linux/interrupt.h> -#include <linux/device.h> +#include <linux/platform_device.h> #include <asm/hardware.h> #include <asm/hardware/scoop.h> @@ -45,15 +45,15 @@ #define SHARPSL_WAIT_DISCHARGE_ON 100 /* 100 msec */ #define SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP 10 /* 10 msec */ #define SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT 10 /* 10 msec */ -#define SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD 10 /* 10 msec */ +#define SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN 10 /* 10 msec */ #define SHARPSL_CHARGE_WAIT_TIME 15 /* 15 msec */ #define SHARPSL_CHARGE_CO_CHECK_TIME 5 /* 5 msec */ #define SHARPSL_CHARGE_RETRY_CNT 1 /* eqv. 10 min */ #define SHARPSL_CHARGE_ON_VOLT 0x99 /* 2.9V */ #define SHARPSL_CHARGE_ON_TEMP 0xe0 /* 2.9V */ -#define SHARPSL_CHARGE_ON_JKVAD_HIGH 0x9b /* 6V */ -#define SHARPSL_CHARGE_ON_JKVAD_LOW 0x34 /* 2V */ +#define SHARPSL_CHARGE_ON_ACIN_HIGH 0x9b /* 6V */ +#define SHARPSL_CHARGE_ON_ACIN_LOW 0x34 /* 2V */ #define SHARPSL_FATAL_ACIN_VOLT 182 /* 3.45V */ #define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */ @@ -160,9 +160,10 @@ struct battery_thresh spitz_battery_levels_noac[] = { /* * Prototypes */ -static int sharpsl_read_MainBattery(void); +static int sharpsl_read_main_battery(void); static int sharpsl_off_charge_battery(void); -static int sharpsl_check_battery(int mode); +static int sharpsl_check_battery_temp(void); +static int sharpsl_check_battery_voltage(void); static int sharpsl_ac_check(void); static int sharpsl_fatal_check(void); static int sharpsl_average_value(int ad); @@ -228,7 +229,7 @@ static void sharpsl_battery_thread(void *private_) if (!sharpsl_pm.machinfo) return; - sharpsl_pm.battstat.ac_status = (!(STATUS_AC_IN) ? APM_AC_OFFLINE : APM_AC_ONLINE); + sharpsl_pm.battstat.ac_status = (STATUS_AC_IN() ? APM_AC_ONLINE : APM_AC_OFFLINE); /* Corgi cannot confirm when battery fully charged so periodically kick! */ if (machine_is_corgi() && (sharpsl_pm.charge_mode == CHRG_ON) @@ -236,7 +237,7 @@ static void sharpsl_battery_thread(void *private_) schedule_work(&toggle_charger); while(1) { - voltage = sharpsl_read_MainBattery(); + voltage = sharpsl_read_main_battery(); if (voltage > 0) break; if (i++ > 5) { voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage; @@ -317,10 +318,10 @@ static void sharpsl_charge_toggle(void *private_) { dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies); - if (STATUS_AC_IN == 0) { + if (STATUS_AC_IN() == 0) { sharpsl_charge_off(); return; - } else if ((sharpsl_check_battery(1) < 0) || (sharpsl_ac_check() < 0)) { + } else if ((sharpsl_check_battery_temp() < 0) || (sharpsl_ac_check() < 0)) { sharpsl_charge_error(); return; } @@ -335,7 +336,7 @@ static void sharpsl_charge_toggle(void *private_) static void sharpsl_ac_timer(unsigned long data) { - int acin = STATUS_AC_IN; + int acin = STATUS_AC_IN(); dev_dbg(sharpsl_pm.dev, "AC Status: %d\n",acin); @@ -364,7 +365,7 @@ static void sharpsl_chrg_full_timer(unsigned long data) sharpsl_pm.full_count++; - if (STATUS_AC_IN == 0) { + if (STATUS_AC_IN() == 0) { dev_dbg(sharpsl_pm.dev, "Charge Full: AC removed - stop charging!\n"); if (sharpsl_pm.charge_mode == CHRG_ON) sharpsl_charge_off(); @@ -399,12 +400,12 @@ static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp) { int is_fatal = 0; - if (STATUS_BATT_LOCKED == 0) { + if (STATUS_BATT_LOCKED() == 0) { dev_err(sharpsl_pm.dev, "Battery now Unlocked! Suspending.\n"); is_fatal = 1; } - if (sharpsl_pm.machinfo->gpio_fatal && (STATUS_FATAL == 0)) { + if (sharpsl_pm.machinfo->gpio_fatal && (STATUS_FATAL() == 0)) { dev_err(sharpsl_pm.dev, "Fatal Batt Error! Suspending.\n"); is_fatal = 1; } @@ -461,12 +462,12 @@ static int read_max1111(int channel) | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR); } -static int sharpsl_read_MainBattery(void) +static int sharpsl_read_main_battery(void) { return read_max1111(BATT_AD); } -static int sharpsl_read_Temp(void) +static int sharpsl_read_temp(void) { int temp; @@ -480,7 +481,7 @@ static int sharpsl_read_Temp(void) return temp; } -static int sharpsl_read_jkvad(void) +static int sharpsl_read_acin(void) { return read_max1111(JK_VAD); } @@ -522,16 +523,14 @@ static int get_select_val(int *val) return (sum/3); } -/* mode 0 - Check temperature and voltage - * 1 - Check temperature only */ -static int sharpsl_check_battery(int mode) +static int sharpsl_check_battery_temp(void) { int val, i, buff[5]; /* Check battery temperature */ for (i=0; i<5; i++) { mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP); - buff[i] = sharpsl_read_Temp(); + buff[i] = sharpsl_read_temp(); } val = get_select_val(buff); @@ -539,8 +538,13 @@ static int sharpsl_check_battery(int mode) dev_dbg(sharpsl_pm.dev, "Temperature: %d\n", val); if (val > SHARPSL_CHARGE_ON_TEMP) return -1; - if (mode == 1) - return 0; + + return 0; +} + +static int sharpsl_check_battery_voltage(void) +{ + int val, i, buff[5]; /* disable charge, enable discharge */ CHARGE_OFF(); @@ -552,7 +556,7 @@ static int sharpsl_check_battery(int mode) /* Check battery voltage */ for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); + buff[i] = sharpsl_read_main_battery(); mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); } @@ -575,14 +579,14 @@ static int sharpsl_ac_check(void) int temp, i, buff[5]; for (i=0; i<5; i++) { - buff[i] = sharpsl_read_jkvad(); - mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_JKVAD); + buff[i] = sharpsl_read_acin(); + mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_ACIN); } temp = get_select_val(buff); dev_dbg(sharpsl_pm.dev, "AC Voltage: %d\n",temp); - if ((temp > SHARPSL_CHARGE_ON_JKVAD_HIGH) || (temp < SHARPSL_CHARGE_ON_JKVAD_LOW)) { + if ((temp > SHARPSL_CHARGE_ON_ACIN_HIGH) || (temp < SHARPSL_CHARGE_ON_ACIN_LOW)) { dev_err(sharpsl_pm.dev, "Error: AC check failed.\n"); return -1; } @@ -591,7 +595,7 @@ static int sharpsl_ac_check(void) } #ifdef CONFIG_PM -static int sharpsl_pm_suspend(struct device *dev, pm_message_t state) +static int sharpsl_pm_suspend(struct platform_device *pdev, pm_message_t state) { sharpsl_pm.flags |= SHARPSL_SUSPENDED; flush_scheduled_work(); @@ -604,7 +608,7 @@ static int sharpsl_pm_suspend(struct device *dev, pm_message_t state) return 0; } -static int sharpsl_pm_resume(struct device *dev) +static int sharpsl_pm_resume(struct platform_device *pdev) { /* Clear the reset source indicators as they break the bootloader upon reboot */ RCSR = 0x0f; @@ -622,7 +626,7 @@ static void corgi_goto_sleep(unsigned long alarm_time, unsigned int alarm_enable dev_dbg(sharpsl_pm.dev, "Offline Charge Activate = %d\n",sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG); /* not charging and AC-IN! */ - if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (STATUS_AC_IN != 0)) { + if ((sharpsl_pm.flags & SHARPSL_DO_OFFLINE_CHRG) && (STATUS_AC_IN() != 0)) { dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n"); sharpsl_pm.charge_mode = CHRG_OFF; sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG; @@ -671,7 +675,7 @@ static int corgi_enter_suspend(unsigned long alarm_time, unsigned int alarm_enab dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n"); } - if ((STATUS_BATT_LOCKED == 0) || (sharpsl_fatal_check() < 0) ) + if ((STATUS_BATT_LOCKED() == 0) || (sharpsl_fatal_check() < 0) ) { dev_err(sharpsl_pm.dev, "Fatal condition. Suspend.\n"); corgi_goto_sleep(alarm_time, alarm_enable, state); @@ -711,7 +715,7 @@ static int sharpsl_fatal_check(void) dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check entered\n"); /* Check AC-Adapter */ - acin = STATUS_AC_IN; + acin = STATUS_AC_IN(); if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) { CHARGE_OFF(); @@ -725,7 +729,7 @@ static int sharpsl_fatal_check(void) /* Check battery : check inserting battery ? */ for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); + buff[i] = sharpsl_read_main_battery(); mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); } @@ -739,7 +743,7 @@ static int sharpsl_fatal_check(void) } temp = get_select_val(buff); - dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %d\n", acin, temp, sharpsl_read_MainBattery()); + dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check: acin: %d, discharge voltage: %d, no discharge: %d\n", acin, temp, sharpsl_read_main_battery()); if ((acin && (temp < SHARPSL_FATAL_ACIN_VOLT)) || (!acin && (temp < SHARPSL_FATAL_NOACIN_VOLT))) @@ -771,7 +775,7 @@ static int sharpsl_off_charge_battery(void) dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n"); /* AC Check */ - if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery(1) < 0)) + if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery_temp() < 0)) return sharpsl_off_charge_error(); /* Start Charging */ @@ -793,7 +797,7 @@ static int sharpsl_off_charge_battery(void) dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n"); - if (sharpsl_check_battery(0) < 0) + if ((sharpsl_check_battery_temp() < 0) || (sharpsl_check_battery_voltage() < 0)) return sharpsl_off_charge_error(); CHARGE_OFF(); @@ -811,7 +815,7 @@ static int sharpsl_off_charge_battery(void) /* Check for timeout */ if ((RCNR - time) > SHARPSL_WAIT_CO_TIME) return 1; - if (STATUS_CHRG_FULL) { + if (STATUS_CHRG_FULL()) { dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occured. Retrying to check\n"); sharpsl_pm.full_count++; CHARGE_OFF(); @@ -840,7 +844,7 @@ static int sharpsl_off_charge_battery(void) sharpsl_pm.full_count++; return 1; } - if (STATUS_CHRG_FULL) { + if (STATUS_CHRG_FULL()) { dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n"); CHARGE_LED_OFF(); CHARGE_OFF(); @@ -886,13 +890,13 @@ static struct pm_ops sharpsl_pm_ops = { .finish = pxa_pm_finish, }; -static int __init sharpsl_pm_probe(struct device *dev) +static int __init sharpsl_pm_probe(struct platform_device *pdev) { - if (!dev->platform_data) + if (!pdev->dev.platform_data) return -EINVAL; - sharpsl_pm.dev = dev; - sharpsl_pm.machinfo = dev->platform_data; + sharpsl_pm.dev = &pdev->dev; + sharpsl_pm.machinfo = pdev->dev.platform_data; sharpsl_pm.charge_mode = CHRG_OFF; sharpsl_pm.flags = 0; @@ -935,8 +939,8 @@ static int __init sharpsl_pm_probe(struct device *dev) else set_irq_type(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull),IRQT_RISING); } - device_create_file(dev, &dev_attr_battery_percentage); - device_create_file(dev, &dev_attr_battery_voltage); + device_create_file(&pdev->dev, &dev_attr_battery_percentage); + device_create_file(&pdev->dev, &dev_attr_battery_voltage); apm_get_power_status = sharpsl_apm_get_power_status; @@ -947,12 +951,12 @@ static int __init sharpsl_pm_probe(struct device *dev) return 0; } -static int sharpsl_pm_remove(struct device *dev) +static int sharpsl_pm_remove(struct platform_device *pdev) { pm_set_ops(NULL); - device_remove_file(dev, &dev_attr_battery_percentage); - device_remove_file(dev, &dev_attr_battery_voltage); + device_remove_file(&pdev->dev, &dev_attr_battery_percentage); + device_remove_file(&pdev->dev, &dev_attr_battery_voltage); free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_acin), sharpsl_ac_isr); free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batlock), sharpsl_fatal_isr); @@ -969,23 +973,24 @@ static int sharpsl_pm_remove(struct device *dev) return 0; } -static struct device_driver sharpsl_pm_driver = { - .name = "sharpsl-pm", - .bus = &platform_bus_type, +static struct platform_driver sharpsl_pm_driver = { .probe = sharpsl_pm_probe, .remove = sharpsl_pm_remove, .suspend = sharpsl_pm_suspend, .resume = sharpsl_pm_resume, + .driver = { + .name = "sharpsl-pm", + }, }; static int __devinit sharpsl_pm_init(void) { - return driver_register(&sharpsl_pm_driver); + return platform_driver_register(&sharpsl_pm_driver); } static void sharpsl_pm_exit(void) { - driver_unregister(&sharpsl_pm_driver); + platform_driver_unregister(&sharpsl_pm_driver); } late_initcall(sharpsl_pm_init); diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 4e9a699ee428..2df1b56615b1 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -345,6 +345,16 @@ static void spitz_irda_transceiver_mode(struct device *dev, int mode) reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON); } +#ifdef CONFIG_MACH_AKITA +static void akita_irda_transceiver_mode(struct device *dev, int mode) +{ + if (mode & IR_OFF) + akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); + else + akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON); +} +#endif + static struct pxaficp_platform_data spitz_ficp_platform_data = { .transceiver_cap = IR_SIRMODE | IR_OFF, .transceiver_mode = spitz_irda_transceiver_mode, @@ -417,6 +427,32 @@ static void __init spitz_init(void) platform_device_register(&spitzscoop2_device); } +#ifdef CONFIG_MACH_AKITA +/* + * Akita IO Expander + */ +struct platform_device akitaioexp_device = { + .name = "akita-ioexp", + .id = -1, +}; + +static void __init akita_init(void) +{ + spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode; + + /* We just pretend the second element of the array doesn't exist */ + spitz_pcmcia_config.num_devs = 1; + platform_scoop_config = &spitz_pcmcia_config; + spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity; + + platform_device_register(&akitaioexp_device); + + spitzscoop_device.dev.parent = &akitaioexp_device.dev; + common_init(); +} +#endif + + static void __init fixup_spitz(struct machine_desc *desc, struct tag *tags, char **cmdline, struct meminfo *mi) { @@ -452,3 +488,16 @@ MACHINE_START(BORZOI, "SHARP Borzoi") .timer = &pxa_timer, MACHINE_END #endif + +#ifdef CONFIG_MACH_AKITA +MACHINE_START(AKITA, "SHARP Akita") + .phys_ram = 0xa0000000, + .phys_io = 0x40000000, + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, + .fixup = fixup_spitz, + .map_io = pxa_map_io, + .init_irq = pxa_init_irq, + .init_machine = akita_init, + .timer = &pxa_timer, +MACHINE_END +#endif diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c new file mode 100644 index 000000000000..3ce7486daa51 --- /dev/null +++ b/arch/arm/mach-pxa/spitz_pm.c @@ -0,0 +1,233 @@ +/* + * Battery and Power Management code for the Sharp SL-Cxx00 + * + * Copyright (c) 2005 Richard Purdie + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/module.h> +#include <linux/stat.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <asm/apm.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/hardware.h> +#include <asm/hardware/scoop.h> + +#include <asm/arch/sharpsl.h> +#include <asm/arch/spitz.h> +#include <asm/arch/pxa-regs.h> +#include "sharpsl.h" + +static int spitz_last_ac_status; + +static void spitz_charger_init(void) +{ + pxa_gpio_mode(SPITZ_GPIO_KEY_INT | GPIO_IN); + pxa_gpio_mode(SPITZ_GPIO_SYNC | GPIO_IN); +} + +static void spitz_charge_led(int val) +{ + if (val == SHARPSL_LED_ERROR) { + dev_dbg(sharpsl_pm.dev, "Charge LED Error\n"); + } else if (val == SHARPSL_LED_ON) { + dev_dbg(sharpsl_pm.dev, "Charge LED On\n"); + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE); + } else { + dev_dbg(sharpsl_pm.dev, "Charge LED Off\n"); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_ORANGE); + } +} + +static void spitz_measure_temp(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_ADC_TEMP_ON); +} + +static void spitz_charge(int on) +{ + if (on) { + if (sharpsl_pm.flags & SHARPSL_SUSPENDED) { + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } else { + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } + } else { + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_B); + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CHRG_ON); + } +} + +static void spitz_discharge(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_JK_A); +} + +/* HACK - For unknown reasons, accurate voltage readings are only made with a load + on the power bus which the green led on spitz provides */ +static void spitz_discharge1(int on) +{ + if (on) + set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN); + else + reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_LED_GREEN); +} + +static void spitz_presuspend(void) +{ + spitz_last_ac_status = STATUS_AC_IN(); + + /* GPIO Sleep Register */ + PGSR0 = 0x00144018; + PGSR1 = 0x00EF0000; + if (machine_is_akita()) { + PGSR2 = 0x2121C000; + PGSR3 = 0x00600400; + } else { + PGSR2 = 0x0121C000; + PGSR3 = 0x00600000; + } + + PGSR0 &= ~SPITZ_GPIO_G0_STROBE_BIT; + PGSR1 &= ~SPITZ_GPIO_G1_STROBE_BIT; + PGSR2 &= ~SPITZ_GPIO_G2_STROBE_BIT; + PGSR3 &= ~SPITZ_GPIO_G3_STROBE_BIT; + PGSR2 |= GPIO_bit(SPITZ_GPIO_KEY_STROBE0); + + pxa_gpio_mode(GPIO18_RDY|GPIO_OUT | GPIO_DFLT_HIGH); + + PRER = GPIO_bit(SPITZ_GPIO_KEY_INT); + PFER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); + PWER = GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET) | PWER_RTC; + PKWR = GPIO_bit(SPITZ_GPIO_SYNC) | GPIO_bit(SPITZ_GPIO_KEY_INT) | GPIO_bit(SPITZ_GPIO_RESET); + PKSR = 0xffffffff; // clear + + /* nRESET_OUT Disable */ + PSLR |= PSLR_SL_ROD; + + /* Clear reset status */ + RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR; + + /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ + PCFR = PCFR_GPR_EN | PCFR_OPDE; +} + +static void spitz_postsuspend(void) +{ + pxa_gpio_mode(GPIO18_RDY_MD); + pxa_gpio_mode(10 | GPIO_IN); +} + +static int spitz_should_wakeup(unsigned int resume_on_alarm) +{ + int is_resume = 0; + int acin = STATUS_AC_IN(); + + if (spitz_last_ac_status != acin) { + if (acin) { + /* charge on */ + sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; + dev_dbg(sharpsl_pm.dev, "AC Inserted\n"); + } else { + /* charge off */ + dev_dbg(sharpsl_pm.dev, "AC Removed\n"); + CHARGE_LED_OFF(); + CHARGE_OFF(); + sharpsl_pm.charge_mode = CHRG_OFF; + } + spitz_last_ac_status = acin; + /* Return to suspend as this must be what we were woken for */ + return 0; + } + + if (PEDR & GPIO_bit(SPITZ_GPIO_KEY_INT)) + is_resume |= GPIO_bit(SPITZ_GPIO_KEY_INT); + + if (PKSR & GPIO_bit(SPITZ_GPIO_SYNC)) + is_resume |= GPIO_bit(SPITZ_GPIO_SYNC); + + if (resume_on_alarm && (PEDR & PWER_RTC)) + is_resume |= PWER_RTC; + + dev_dbg(sharpsl_pm.dev, "is_resume: %x\n",is_resume); + return is_resume; +} + +static unsigned long spitz_charger_wakeup(void) +{ + return (~GPLR0 & GPIO_bit(SPITZ_GPIO_KEY_INT)) | (GPLR0 & GPIO_bit(SPITZ_GPIO_SYNC)); +} + +static int spitz_acin_status(void) +{ + return (((~GPLR(SPITZ_GPIO_AC_IN)) & GPIO_bit(SPITZ_GPIO_AC_IN)) != 0); +} + +struct sharpsl_charger_machinfo spitz_pm_machinfo = { + .init = spitz_charger_init, + .gpio_batlock = SPITZ_GPIO_BAT_COVER, + .gpio_acin = SPITZ_GPIO_AC_IN, + .gpio_batfull = SPITZ_GPIO_CHRG_FULL, + .gpio_fatal = SPITZ_GPIO_FATAL_BAT, + .status_acin = spitz_acin_status, + .discharge = spitz_discharge, + .discharge1 = spitz_discharge1, + .charge = spitz_charge, + .chargeled = spitz_charge_led, + .measure_temp = spitz_measure_temp, + .presuspend = spitz_presuspend, + .postsuspend = spitz_postsuspend, + .charger_wakeup = spitz_charger_wakeup, + .should_wakeup = spitz_should_wakeup, + .bat_levels = 40, + .bat_levels_noac = spitz_battery_levels_noac, + .bat_levels_acin = spitz_battery_levels_acin, + .status_high_acin = 188, + .status_low_acin = 178, + .status_high_noac = 185, + .status_low_noac = 175, +}; + +static struct platform_device *spitzpm_device; + +static int __devinit spitzpm_init(void) +{ + int ret; + + spitzpm_device = platform_device_alloc("sharpsl-pm", -1); + if (!spitzpm_device) + return -ENOMEM; + + spitzpm_device->dev.platform_data = &spitz_pm_machinfo; + ret = platform_device_add(spitzpm_device); + + if (ret) + platform_device_put(spitzpm_device); + + return ret; +} + +static void spitzpm_exit(void) +{ + platform_device_unregister(spitzpm_device); +} + +module_init(spitzpm_init); +module_exit(spitzpm_exit); |