diff options
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r-- | arch/arm/mach-pxa/Kconfig | 14 | ||||
-rw-r--r-- | arch/arm/mach-pxa/Makefile | 5 | ||||
-rw-r--r-- | arch/arm/mach-pxa/akita-ioexp.c | 222 | ||||
-rw-r--r-- | arch/arm/mach-pxa/corgi.c | 10 | ||||
-rw-r--r-- | arch/arm/mach-pxa/corgi_lcd.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-pxa/corgi_pm.c | 232 | ||||
-rw-r--r-- | arch/arm/mach-pxa/idp.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-pxa/lubbock.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-pxa/mainstone.c | 28 | ||||
-rw-r--r-- | arch/arm/mach-pxa/pm.c | 9 | ||||
-rw-r--r-- | arch/arm/mach-pxa/poodle.c | 8 | ||||
-rw-r--r-- | arch/arm/mach-pxa/pxa27x.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-pxa/sharpsl.h | 101 | ||||
-rw-r--r-- | arch/arm/mach-pxa/sharpsl_pm.c | 821 | ||||
-rw-r--r-- | arch/arm/mach-pxa/spitz.c | 92 | ||||
-rw-r--r-- | arch/arm/mach-pxa/spitz_pm.c | 237 | ||||
-rw-r--r-- | arch/arm/mach-pxa/ssp.c | 17 | ||||
-rw-r--r-- | arch/arm/mach-pxa/tosa.c | 3 |
18 files changed, 872 insertions, 937 deletions
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index e201aa9765b9..c1d77f5b3823 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -44,6 +44,7 @@ config PXA_SHARPSL_25x config PXA_SHARPSL_27x bool "Sharp PXA270 models (SL-Cxx00)" select PXA27x + select IWMMXT endchoice @@ -60,7 +61,6 @@ config MACH_CORGI bool "Enable Sharp SL-C700 (Corgi) Support" depends PXA_SHARPSL_25x select PXA_SHARP_C7xx - select PXA_SSP config MACH_SHEPHERD bool "Enable Sharp SL-C750 (Shepherd) Support" @@ -72,6 +72,14 @@ 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 + select I2C + select I2C_PXA + config MACH_SPITZ bool "Enable Sharp Zaurus SL-3000 (Spitz) Support" depends PXA_SHARPSL_27x @@ -84,7 +92,7 @@ config MACH_BORZOI config MACH_TOSA bool "Enable Sharp SL-6000x (Tosa) Support" - depends PXA_SHARPSL + depends PXA_SHARPSL_25x config PXA25x bool @@ -104,12 +112,14 @@ config IWMMXT config PXA_SHARP_C7xx bool select PXA_SSP + select SHARPSL_PM help Enable support for all Sharp C7xx models config PXA_SHARP_Cxx00 bool select PXA_SSP + select SHARPSL_PM help Enable common support for Sharp Cxx00 models 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..1b398742ab56 --- /dev/null +++ b/arch/arm/mach-pxa/akita-ioexp.c @@ -0,0 +1,222 @@ +/* + * 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 = { + .driver = { + .name = "akita-max7310", + }, + .id = I2C_DRIVERID_AKITAIOEXP, + .attach_adapter = max7310_attach_adapter, + .detach_client = max7310_detach_client, +}; + +static struct i2c_client max7310_template = { + name: "akita-max7310", + 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.c b/arch/arm/mach-pxa/corgi.c index 100fb31b5156..7ffd2de8f2f3 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -213,15 +213,14 @@ static int corgi_mci_init(struct device *dev, irqreturn_t (*corgi_detect_int)(in corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250); - err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int, SA_INTERRUPT, - "MMC card detect", data); + err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int, + SA_INTERRUPT | SA_TRIGGER_RISING | SA_TRIGGER_FALLING, + "MMC card detect", data); if (err) { printk(KERN_ERR "corgi_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); return -1; } - set_irq_type(CORGI_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); - return 0; } @@ -343,7 +342,6 @@ static void __init fixup_corgi(struct machine_desc *desc, #ifdef CONFIG_MACH_CORGI MACHINE_START(CORGI, "SHARP Corgi") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, @@ -356,7 +354,6 @@ MACHINE_END #ifdef CONFIG_MACH_SHEPHERD MACHINE_START(SHEPHERD, "SHARP Shepherd") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, @@ -369,7 +366,6 @@ MACHINE_END #ifdef CONFIG_MACH_HUSKY MACHINE_START(HUSKY, "SHARP Husky") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, diff --git a/arch/arm/mach-pxa/corgi_lcd.c b/arch/arm/mach-pxa/corgi_lcd.c index 698eb06545c4..6dbcaf114ad7 100644 --- a/arch/arm/mach-pxa/corgi_lcd.c +++ b/arch/arm/mach-pxa/corgi_lcd.c @@ -22,7 +22,7 @@ #include <linux/string.h> #include <asm/arch/akita.h> #include <asm/arch/corgi.h> -#include <asm/arch/hardware.h> +#include <asm/hardware.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/sharpsl.h> #include <asm/arch/spitz.h> diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c new file mode 100644 index 000000000000..7a1ab73e9e10 --- /dev/null +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -0,0 +1,232 @@ +/* + * 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); + sharpsl_pm_pxa_init(); +} + +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 (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) { + /* 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"); + sharpsl_pm_led(SHARPSL_LED_OFF); + sharpsl_pm.machinfo->charge(0); + 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) ); +} + +unsigned long corgipm_read_devdata(int type) +{ + switch(type) { + case SHARPSL_STATUS_ACIN: + return ((GPLR(CORGI_GPIO_AC_IN) & GPIO_bit(CORGI_GPIO_AC_IN)) != 0); + case SHARPSL_STATUS_LOCK: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock); + case SHARPSL_STATUS_CHRGFULL: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull); + case SHARPSL_STATUS_FATAL: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal); + case SHARPSL_ACIN_VOLT: + return sharpsl_pm_pxa_read_max1111(MAX1111_ACIN_VOLT); + case SHARPSL_BATT_TEMP: + return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_TEMP); + case SHARPSL_BATT_VOLT: + default: + return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_VOLT); + } +} + +static struct sharpsl_charger_machinfo corgi_pm_machinfo = { + .init = corgi_charger_init, + .exit = sharpsl_pm_pxa_remove, + .gpio_batlock = CORGI_GPIO_BAT_COVER, + .gpio_acin = CORGI_GPIO_AC_IN, + .gpio_batfull = CORGI_GPIO_CHRG_FULL, + .discharge = corgi_discharge, + .charge = corgi_charge, + .measure_temp = corgi_measure_temp, + .presuspend = corgi_presuspend, + .postsuspend = corgi_postsuspend, + .read_devdata = corgipm_read_devdata, + .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/idp.c b/arch/arm/mach-pxa/idp.c index 7de159e2ab42..347b9dea24c6 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -183,7 +183,6 @@ static void __init idp_map_io(void) MACHINE_START(PXA_IDP, "Vibren PXA255 IDP") /* Maintainer: Vibren Technologies */ - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = idp_map_io, diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index b464bc88ff93..3e26d7ce5bb2 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -437,7 +437,6 @@ static void __init lubbock_map_io(void) MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)") /* Maintainer: MontaVista Software Inc. */ - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = lubbock_map_io, diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 07892f4012d8..d5bda60209ec 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -43,6 +43,7 @@ #include <asm/arch/pxafb.h> #include <asm/arch/mmc.h> #include <asm/arch/irda.h> +#include <asm/arch/ohci.h> #include "generic.h" @@ -393,6 +394,25 @@ static struct platform_device *platform_devices[] __initdata = { &mst_flash_device[1], }; +static int mainstone_ohci_init(struct device *dev) +{ + /* setup Port1 GPIO pin. */ + pxa_gpio_mode( 88 | GPIO_ALT_FN_1_IN); /* USBHPWR1 */ + pxa_gpio_mode( 89 | GPIO_ALT_FN_2_OUT); /* USBHPEN1 */ + + /* Set the Power Control Polarity Low and Power Sense + Polarity Low to active low. */ + UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) & + ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); + + return 0; +} + +static struct pxaohci_platform_data mainstone_ohci_platform_data = { + .port_mode = PMM_PERPORT_MODE, + .init = mainstone_ohci_init, +}; + static void __init mainstone_init(void) { int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */ @@ -407,6 +427,12 @@ static void __init mainstone_init(void) printk(KERN_NOTICE "Mainstone configured to boot from %s\n", mst_flash_data[0].name); + /* system bus arbiter setting + * - Core_Park + * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4 + */ + ARB_CNTRL = ARB_CORE_PARK | 0x234; + /* * On Mainstone, we route AC97_SYSCLK via GPIO45 to * the audio daughter card @@ -424,6 +450,7 @@ static void __init mainstone_init(void) pxa_set_mci_info(&mainstone_mci_platform_data); pxa_set_ficp_info(&mainstone_ficp_platform_data); + pxa_set_ohci_info(&mainstone_ohci_platform_data); } @@ -462,7 +489,6 @@ static void __init mainstone_map_io(void) MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") /* Maintainer: MontaVista Software Inc. */ - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = mainstone_map_io, diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c index f74b9af112dc..852ea72d8c80 100644 --- a/arch/arm/mach-pxa/pm.c +++ b/arch/arm/mach-pxa/pm.c @@ -155,19 +155,20 @@ int pxa_pm_enter(suspend_state_t state) PSPR = 0; /* restore registers */ + RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2); + RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2); RESTORE(GAFR0_L); RESTORE(GAFR0_U); RESTORE(GAFR1_L); RESTORE(GAFR1_U); RESTORE(GAFR2_L); RESTORE(GAFR2_U); - RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2); - RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2); RESTORE(GRER0); RESTORE(GRER1); RESTORE(GRER2); RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2); RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2); #ifdef CONFIG_PXA27x RESTORE(MDREFR); - RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3); - RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3); + RESTORE_GPLEVEL(3); RESTORE(GPDR3); + RESTORE(GAFR3_L); RESTORE(GAFR3_U); + RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3); RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER); RESTORE(PFER); RESTORE(PKWR); #endif diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index eef3de26ad37..911e6ff5a9bd 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -146,15 +146,14 @@ static int poodle_mci_init(struct device *dev, irqreturn_t (*poodle_detect_int)( poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250); - err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int, SA_INTERRUPT, - "MMC card detect", data); + err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int, + SA_INTERRUPT | SA_TRIGGER_RISING | SA_TRIGGER_FALLING, + "MMC card detect", data); if (err) { printk(KERN_ERR "poodle_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); return -1; } - set_irq_type(POODLE_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); - return 0; } @@ -312,7 +311,6 @@ static void __init fixup_poodle(struct machine_desc *desc, } MACHINE_START(POODLE, "SHARP Poodle") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_poodle, diff --git a/arch/arm/mach-pxa/pxa27x.c b/arch/arm/mach-pxa/pxa27x.c index c722a9a91fcc..b41b1efaa2cf 100644 --- a/arch/arm/mach-pxa/pxa27x.c +++ b/arch/arm/mach-pxa/pxa27x.c @@ -21,6 +21,7 @@ #include <asm/hardware.h> #include <asm/irq.h> #include <asm/arch/pxa-regs.h> +#include <asm/arch/ohci.h> #include "generic.h" @@ -194,6 +195,11 @@ static struct platform_device ohci_device = { .resource = pxa27x_ohci_resources, }; +void __init pxa_set_ohci_info(struct pxaohci_platform_data *info) +{ + ohci_device.dev.platform_data = info; +} + static struct platform_device *devices[] __initdata = { &ohci_device, }; diff --git a/arch/arm/mach-pxa/sharpsl.h b/arch/arm/mach-pxa/sharpsl.h index 4879c0f7da72..da4769caaf72 100644 --- a/arch/arm/mach-pxa/sharpsl.h +++ b/arch/arm/mach-pxa/sharpsl.h @@ -1,7 +1,17 @@ /* - * SharpSL SSP Driver + * Copyright (c) 2004-2005 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 <asm/hardware/sharpsl_pm.h> + +/* + * SharpSL SSP Driver + */ struct corgissp_machinfo { int port; int cs_lcdcon; @@ -14,18 +24,18 @@ struct corgissp_machinfo { void corgi_ssp_set_machinfo(struct corgissp_machinfo *machinfo); + /* * SharpSL Backlight */ - void corgi_bl_set_intensity(int intensity); void spitz_bl_set_intensity(int intensity); void akita_bl_set_intensity(int intensity); + /* * SharpSL Touchscreen Driver */ - unsigned long corgi_get_hsync_len(void); unsigned long spitz_get_hsync_len(void); void corgi_put_hsync(void); @@ -33,89 +43,22 @@ void spitz_put_hsync(void); void corgi_wait_hsync(void); void spitz_wait_hsync(void); + /* * SharpSL Battery/PM Driver */ -struct sharpsl_charger_machinfo { - void (*init)(void); - int gpio_acin; - int gpio_batfull; - int gpio_batlock; - int gpio_fatal; - int (*status_acin)(void); - void (*discharge)(int); - void (*discharge1)(int); - void (*charge)(int); - void (*chargeled)(int); - void (*measure_temp)(int); - void (*presuspend)(void); - void (*postsuspend)(void); - unsigned long (*charger_wakeup)(void); - int (*should_wakeup)(unsigned int resume_on_alarm); - int bat_levels; - struct battery_thresh *bat_levels_noac; - struct battery_thresh *bat_levels_acin; - int status_high_acin; - int status_low_acin; - int status_high_noac; - int status_low_noac; -}; - -struct battery_thresh { - int voltage; - int percentage; -}; - -struct battery_stat { - int ac_status; /* APM AC Present/Not Present */ - int mainbat_status; /* APM Main Battery Status */ - int mainbat_percent; /* Main Battery Percentage Charge */ - int mainbat_voltage; /* Main Battery Voltage */ -}; - -struct sharpsl_pm_status { - struct device *dev; - struct timer_list ac_timer; - struct timer_list chrg_full_timer; - - int charge_mode; -#define CHRG_ERROR (-1) -#define CHRG_OFF (0) -#define CHRG_ON (1) -#define CHRG_DONE (2) - - unsigned int flags; -#define SHARPSL_SUSPENDED (1 << 0) /* Device is Suspended */ -#define SHARPSL_ALARM_ACTIVE (1 << 1) /* Alarm is for charging event (not user) */ -#define SHARPSL_BL_LIMIT (1 << 2) /* Backlight Intensity Limited */ -#define SHARPSL_APM_QUEUED (1 << 3) /* APM Event Queued */ -#define SHARPSL_DO_OFFLINE_CHRG (1 << 4) /* Trigger the offline charger */ +#define READ_GPIO_BIT(x) (GPLR(x) & GPIO_bit(x)) - int full_count; - unsigned long charge_start_time; - struct sharpsl_charger_machinfo *machinfo; - struct battery_stat battstat; -}; +/* MAX1111 Channel Definitions */ +#define MAX1111_BATT_VOLT 4u +#define MAX1111_BATT_TEMP 2u +#define MAX1111_ACIN_VOLT 6u -extern struct sharpsl_pm_status sharpsl_pm; extern struct battery_thresh spitz_battery_levels_acin[]; extern struct battery_thresh spitz_battery_levels_noac[]; +void sharpsl_pm_pxa_init(void); +void sharpsl_pm_pxa_remove(void); +int sharpsl_pm_pxa_read_max1111(int channel); -#define READ_GPIO_BIT(x) (GPLR(x) & GPIO_bit(x)) - -#define SHARPSL_LED_ERROR 2 -#define SHARPSL_LED_ON 1 -#define SHARPSL_LED_OFF 0 -#define CHARGE_ON() sharpsl_pm.machinfo->charge(1) -#define CHARGE_OFF() sharpsl_pm.machinfo->charge(0) -#define CHARGE_LED_ON() sharpsl_pm.machinfo->chargeled(SHARPSL_LED_ON) -#define CHARGE_LED_OFF() sharpsl_pm.machinfo->chargeled(SHARPSL_LED_OFF) -#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) diff --git a/arch/arm/mach-pxa/sharpsl_pm.c b/arch/arm/mach-pxa/sharpsl_pm.c index 6c9e871c53d8..6d402b262d8a 100644 --- a/arch/arm/mach-pxa/sharpsl_pm.c +++ b/arch/arm/mach-pxa/sharpsl_pm.c @@ -15,48 +15,20 @@ #undef DEBUG #include <linux/module.h> -#include <linux/timer.h> #include <linux/init.h> #include <linux/kernel.h> -#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> #include <asm/mach-types.h> #include <asm/irq.h> #include <asm/apm.h> - #include <asm/arch/pm.h> #include <asm/arch/pxa-regs.h> #include <asm/arch/sharpsl.h> #include "sharpsl.h" -/* - * Constants - */ -#define SHARPSL_CHARGE_ON_TIME_INTERVAL (msecs_to_jiffies(1*60*1000)) /* 1 min */ -#define SHARPSL_CHARGE_FINISH_TIME (msecs_to_jiffies(10*60*1000)) /* 10 min */ -#define SHARPSL_BATCHK_TIME (msecs_to_jiffies(15*1000)) /* 15 sec */ -#define SHARPSL_BATCHK_TIME_SUSPEND (60*10) /* 10 min */ -#define SHARPSL_WAIT_CO_TIME 15 /* 15 sec */ -#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_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_FATAL_ACIN_VOLT 182 /* 3.45V */ -#define SHARPSL_FATAL_NOACIN_VOLT 170 /* 3.40V */ - struct battery_thresh spitz_battery_levels_acin[] = { { 213, 100}, { 212, 98}, @@ -151,759 +123,17 @@ struct battery_thresh spitz_battery_levels_noac[] = { #define MAXCTRL_SEL_SH 4 #define MAXCTRL_STR 1u << 7 -/* MAX1111 Channel Definitions */ -#define BATT_AD 4u -#define BATT_THM 2u -#define JK_VAD 6u - - -/* - * Prototypes - */ -static int sharpsl_read_MainBattery(void); -static int sharpsl_off_charge_battery(void); -static int sharpsl_check_battery(int mode); -static int sharpsl_ac_check(void); -static int sharpsl_fatal_check(void); -static int sharpsl_average_value(int ad); -static void sharpsl_average_clear(void); -static void sharpsl_charge_toggle(void *private_); -static void sharpsl_battery_thread(void *private_); - - -/* - * Variables - */ -struct sharpsl_pm_status sharpsl_pm; -DECLARE_WORK(toggle_charger, sharpsl_charge_toggle, NULL); -DECLARE_WORK(sharpsl_bat, sharpsl_battery_thread, NULL); - - -static int get_percentage(int voltage) -{ - int i = sharpsl_pm.machinfo->bat_levels - 1; - struct battery_thresh *thresh; - - if (sharpsl_pm.charge_mode == CHRG_ON) - thresh=sharpsl_pm.machinfo->bat_levels_acin; - else - thresh=sharpsl_pm.machinfo->bat_levels_noac; - - while (i > 0 && (voltage > thresh[i].voltage)) - i--; - - return thresh[i].percentage; -} - -static int get_apm_status(int voltage) -{ - int low_thresh, high_thresh; - - if (sharpsl_pm.charge_mode == CHRG_ON) { - high_thresh = sharpsl_pm.machinfo->status_high_acin; - low_thresh = sharpsl_pm.machinfo->status_low_acin; - } else { - high_thresh = sharpsl_pm.machinfo->status_high_noac; - low_thresh = sharpsl_pm.machinfo->status_low_noac; - } - - if (voltage >= high_thresh) - return APM_BATTERY_STATUS_HIGH; - if (voltage >= low_thresh) - return APM_BATTERY_STATUS_LOW; - return APM_BATTERY_STATUS_CRITICAL; -} - -void sharpsl_battery_kick(void) -{ - schedule_delayed_work(&sharpsl_bat, msecs_to_jiffies(125)); -} -EXPORT_SYMBOL(sharpsl_battery_kick); - - -static void sharpsl_battery_thread(void *private_) -{ - int voltage, percent, apm_status, i = 0; - - if (!sharpsl_pm.machinfo) - return; - - sharpsl_pm.battstat.ac_status = (!(STATUS_AC_IN) ? APM_AC_OFFLINE : APM_AC_ONLINE); - - /* Corgi cannot confirm when battery fully charged so periodically kick! */ - if (machine_is_corgi() && (sharpsl_pm.charge_mode == CHRG_ON) - && time_after(jiffies, sharpsl_pm.charge_start_time + SHARPSL_CHARGE_ON_TIME_INTERVAL)) - schedule_work(&toggle_charger); - - while(1) { - voltage = sharpsl_read_MainBattery(); - if (voltage > 0) break; - if (i++ > 5) { - voltage = sharpsl_pm.machinfo->bat_levels_noac[0].voltage; - dev_warn(sharpsl_pm.dev, "Warning: Cannot read main battery!\n"); - break; - } - } - - voltage = sharpsl_average_value(voltage); - apm_status = get_apm_status(voltage); - percent = get_percentage(voltage); - - /* At low battery voltages, the voltage has a tendency to start - creeping back up so we try to avoid this here */ - if ((sharpsl_pm.battstat.ac_status == APM_AC_ONLINE) || (apm_status == APM_BATTERY_STATUS_HIGH) || percent <= sharpsl_pm.battstat.mainbat_percent) { - sharpsl_pm.battstat.mainbat_voltage = voltage; - sharpsl_pm.battstat.mainbat_status = apm_status; - sharpsl_pm.battstat.mainbat_percent = percent; - } - - dev_dbg(sharpsl_pm.dev, "Battery: voltage: %d, status: %d, percentage: %d, time: %d\n", voltage, - sharpsl_pm.battstat.mainbat_status, sharpsl_pm.battstat.mainbat_percent, jiffies); - - /* If battery is low. limit backlight intensity to save power. */ - if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE) - && ((sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_LOW) || - (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL))) { - if (!(sharpsl_pm.flags & SHARPSL_BL_LIMIT)) { - corgibl_limit_intensity(1); - sharpsl_pm.flags |= SHARPSL_BL_LIMIT; - } - } else if (sharpsl_pm.flags & SHARPSL_BL_LIMIT) { - corgibl_limit_intensity(0); - sharpsl_pm.flags &= ~SHARPSL_BL_LIMIT; - } - - /* Suspend if critical battery level */ - if ((sharpsl_pm.battstat.ac_status != APM_AC_ONLINE) - && (sharpsl_pm.battstat.mainbat_status == APM_BATTERY_STATUS_CRITICAL) - && !(sharpsl_pm.flags & SHARPSL_APM_QUEUED)) { - sharpsl_pm.flags |= SHARPSL_APM_QUEUED; - dev_err(sharpsl_pm.dev, "Fatal Off\n"); - apm_queue_event(APM_CRITICAL_SUSPEND); - } - - schedule_delayed_work(&sharpsl_bat, SHARPSL_BATCHK_TIME); -} - -static void sharpsl_charge_on(void) -{ - dev_dbg(sharpsl_pm.dev, "Turning Charger On\n"); - - sharpsl_pm.full_count = 0; - sharpsl_pm.charge_mode = CHRG_ON; - schedule_delayed_work(&toggle_charger, msecs_to_jiffies(250)); - schedule_delayed_work(&sharpsl_bat, msecs_to_jiffies(500)); -} - -static void sharpsl_charge_off(void) -{ - dev_dbg(sharpsl_pm.dev, "Turning Charger Off\n"); - - CHARGE_OFF(); - CHARGE_LED_OFF(); - sharpsl_pm.charge_mode = CHRG_OFF; - - schedule_work(&sharpsl_bat); -} - -static void sharpsl_charge_error(void) -{ - CHARGE_LED_ERR(); - CHARGE_OFF(); - sharpsl_pm.charge_mode = CHRG_ERROR; -} - -static void sharpsl_charge_toggle(void *private_) -{ - dev_dbg(sharpsl_pm.dev, "Toogling Charger at time: %lx\n", jiffies); - - if (STATUS_AC_IN == 0) { - sharpsl_charge_off(); - return; - } else if ((sharpsl_check_battery(1) < 0) || (sharpsl_ac_check() < 0)) { - sharpsl_charge_error(); - return; - } - - CHARGE_LED_ON(); - CHARGE_OFF(); - mdelay(SHARPSL_CHARGE_WAIT_TIME); - CHARGE_ON(); - - sharpsl_pm.charge_start_time = jiffies; -} - -static void sharpsl_ac_timer(unsigned long data) -{ - int acin = STATUS_AC_IN; - - dev_dbg(sharpsl_pm.dev, "AC Status: %d\n",acin); - - sharpsl_average_clear(); - if (acin && (sharpsl_pm.charge_mode != CHRG_ON)) - sharpsl_charge_on(); - else if (sharpsl_pm.charge_mode == CHRG_ON) - sharpsl_charge_off(); - - schedule_work(&sharpsl_bat); -} - - -static irqreturn_t sharpsl_ac_isr(int irq, void *dev_id, struct pt_regs *fp) -{ - /* Delay the event slightly to debounce */ - /* Must be a smaller delay than the chrg_full_isr below */ - mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250)); - - return IRQ_HANDLED; -} - -static void sharpsl_chrg_full_timer(unsigned long data) -{ - dev_dbg(sharpsl_pm.dev, "Charge Full at time: %lx\n", jiffies); - - sharpsl_pm.full_count++; - - 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(); - } else if (sharpsl_pm.full_count < 2) { - dev_dbg(sharpsl_pm.dev, "Charge Full: Count too low\n"); - schedule_work(&toggle_charger); - } else if (time_after(jiffies, sharpsl_pm.charge_start_time + SHARPSL_CHARGE_FINISH_TIME)) { - dev_dbg(sharpsl_pm.dev, "Charge Full: Interrupt generated too slowly - retry.\n"); - schedule_work(&toggle_charger); - } else { - sharpsl_charge_off(); - sharpsl_pm.charge_mode = CHRG_DONE; - dev_dbg(sharpsl_pm.dev, "Charge Full: Charging Finished\n"); - } -} - -/* Charging Finished Interrupt (Not present on Corgi) */ -/* Can trigger at the same time as an AC staus change so - delay until after that has been processed */ -static irqreturn_t sharpsl_chrg_full_isr(int irq, void *dev_id, struct pt_regs *fp) -{ - if (sharpsl_pm.flags & SHARPSL_SUSPENDED) - return IRQ_HANDLED; - - /* delay until after any ac interrupt */ - mod_timer(&sharpsl_pm.chrg_full_timer, jiffies + msecs_to_jiffies(500)); - - return IRQ_HANDLED; -} - -static irqreturn_t sharpsl_fatal_isr(int irq, void *dev_id, struct pt_regs *fp) -{ - int is_fatal = 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)) { - dev_err(sharpsl_pm.dev, "Fatal Batt Error! Suspending.\n"); - is_fatal = 1; - } - - if (!(sharpsl_pm.flags & SHARPSL_APM_QUEUED) && is_fatal) { - sharpsl_pm.flags |= SHARPSL_APM_QUEUED; - apm_queue_event(APM_CRITICAL_SUSPEND); - } - - return IRQ_HANDLED; -} - -/* - * Maintain an average of the last 10 readings - */ -#define SHARPSL_CNV_VALUE_NUM 10 -static int sharpsl_ad_index; - -static void sharpsl_average_clear(void) -{ - sharpsl_ad_index = 0; -} - -static int sharpsl_average_value(int ad) -{ - int i, ad_val = 0; - static int sharpsl_ad[SHARPSL_CNV_VALUE_NUM+1]; - - if (sharpsl_pm.battstat.mainbat_status != APM_BATTERY_STATUS_HIGH) { - sharpsl_ad_index = 0; - return ad; - } - - sharpsl_ad[sharpsl_ad_index] = ad; - sharpsl_ad_index++; - if (sharpsl_ad_index >= SHARPSL_CNV_VALUE_NUM) { - for (i=0; i < (SHARPSL_CNV_VALUE_NUM-1); i++) - sharpsl_ad[i] = sharpsl_ad[i+1]; - sharpsl_ad_index = SHARPSL_CNV_VALUE_NUM - 1; - } - for (i=0; i < sharpsl_ad_index; i++) - ad_val += sharpsl_ad[i]; - - return (ad_val / sharpsl_ad_index); -} - - /* * Read MAX1111 ADC */ -static int read_max1111(int channel) +int sharpsl_pm_pxa_read_max1111(int channel) { return corgi_ssp_max1111_get((channel << MAXCTRL_SEL_SH) | MAXCTRL_PD0 | MAXCTRL_PD1 | MAXCTRL_SGL | MAXCTRL_UNI | MAXCTRL_STR); } -static int sharpsl_read_MainBattery(void) +void sharpsl_pm_pxa_init(void) { - return read_max1111(BATT_AD); -} - -static int sharpsl_read_Temp(void) -{ - int temp; - - sharpsl_pm.machinfo->measure_temp(1); - - mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_TEMP); - temp = read_max1111(BATT_THM); - - sharpsl_pm.machinfo->measure_temp(0); - - return temp; -} - -static int sharpsl_read_jkvad(void) -{ - return read_max1111(JK_VAD); -} - -/* - * Take an array of 5 integers, remove the maximum and minimum values - * and return the average. - */ -static int get_select_val(int *val) -{ - int i, j, k, temp, sum = 0; - - /* Find MAX val */ - temp = val[0]; - j=0; - for (i=1; i<5; i++) { - if (temp < val[i]) { - temp = val[i]; - j = i; - } - } - - /* Find MIN val */ - temp = val[4]; - k=4; - for (i=3; i>=0; i--) { - if (temp > val[i]) { - temp = val[i]; - k = i; - } - } - - for (i=0; i<5; i++) - if (i != j && i != k ) - sum += val[i]; - - dev_dbg(sharpsl_pm.dev, "Average: %d from values: %d, %d, %d, %d, %d\n", sum/3, val[0], val[1], val[2], val[3], val[4]); - - return (sum/3); -} - -/* mode 0 - Check temperature and voltage - * 1 - Check temperature only */ -static int sharpsl_check_battery(int mode) -{ - 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(); - } - - val = get_select_val(buff); - - dev_dbg(sharpsl_pm.dev, "Temperature: %d\n", val); - if (val > SHARPSL_CHARGE_ON_TEMP) - return -1; - if (mode == 1) - return 0; - - /* disable charge, enable discharge */ - CHARGE_OFF(); - DISCHARGE_ON(); - mdelay(SHARPSL_WAIT_DISCHARGE_ON); - - if (sharpsl_pm.machinfo->discharge1) - sharpsl_pm.machinfo->discharge1(1); - - /* Check battery voltage */ - for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); - mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); - } - - if (sharpsl_pm.machinfo->discharge1) - sharpsl_pm.machinfo->discharge1(0); - - DISCHARGE_OFF(); - - val = get_select_val(buff); - dev_dbg(sharpsl_pm.dev, "Battery Voltage: %d\n", val); - - if (val < SHARPSL_CHARGE_ON_VOLT) - return -1; - - return 0; -} - -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); - } - - 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)) { - dev_err(sharpsl_pm.dev, "Error: AC check failed.\n"); - return -1; - } - - return 0; -} - -#ifdef CONFIG_PM -static int sharpsl_pm_suspend(struct device *dev, pm_message_t state) -{ - sharpsl_pm.flags |= SHARPSL_SUSPENDED; - flush_scheduled_work(); - - if (sharpsl_pm.charge_mode == CHRG_ON) - sharpsl_pm.flags |= SHARPSL_DO_OFFLINE_CHRG; - else - sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG; - - return 0; -} - -static int sharpsl_pm_resume(struct device *dev) -{ - /* Clear the reset source indicators as they break the bootloader upon reboot */ - RCSR = 0x0f; - sharpsl_average_clear(); - sharpsl_pm.flags &= ~SHARPSL_APM_QUEUED; - sharpsl_pm.flags &= ~SHARPSL_SUSPENDED; - - return 0; -} - -static void corgi_goto_sleep(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state) -{ - dev_dbg(sharpsl_pm.dev, "Time is: %08x\n",RCNR); - - 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)) { - dev_dbg(sharpsl_pm.dev, "Activating Offline Charger...\n"); - sharpsl_pm.charge_mode = CHRG_OFF; - sharpsl_pm.flags &= ~SHARPSL_DO_OFFLINE_CHRG; - sharpsl_off_charge_battery(); - } - - sharpsl_pm.machinfo->presuspend(); - - PEDR = 0xffffffff; /* clear it */ - - sharpsl_pm.flags &= ~SHARPSL_ALARM_ACTIVE; - if ((sharpsl_pm.charge_mode == CHRG_ON) && ((alarm_enable && ((alarm_time - RCNR) > (SHARPSL_BATCHK_TIME_SUSPEND + 30))) || !alarm_enable)) { - RTSR &= RTSR_ALE; - RTAR = RCNR + SHARPSL_BATCHK_TIME_SUSPEND; - dev_dbg(sharpsl_pm.dev, "Charging alarm at: %08x\n",RTAR); - sharpsl_pm.flags |= SHARPSL_ALARM_ACTIVE; - } else if (alarm_enable) { - RTSR &= RTSR_ALE; - RTAR = alarm_time; - dev_dbg(sharpsl_pm.dev, "User alarm at: %08x\n",RTAR); - } else { - dev_dbg(sharpsl_pm.dev, "No alarms set.\n"); - } - - pxa_pm_enter(state); - - sharpsl_pm.machinfo->postsuspend(); - - dev_dbg(sharpsl_pm.dev, "Corgi woken up from suspend: %08x\n",PEDR); -} - -static int corgi_enter_suspend(unsigned long alarm_time, unsigned int alarm_enable, suspend_state_t state) -{ - if (!sharpsl_pm.machinfo->should_wakeup(!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE) && alarm_enable) ) - { - if (!(sharpsl_pm.flags & SHARPSL_ALARM_ACTIVE)) { - dev_dbg(sharpsl_pm.dev, "No user triggered wakeup events and not charging. Strange. Suspend.\n"); - corgi_goto_sleep(alarm_time, alarm_enable, state); - return 1; - } - if(sharpsl_off_charge_battery()) { - dev_dbg(sharpsl_pm.dev, "Charging. Suspend...\n"); - corgi_goto_sleep(alarm_time, alarm_enable, state); - return 1; - } - dev_dbg(sharpsl_pm.dev, "User triggered wakeup in offline charger.\n"); - } - - 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); - return 1; - } - - return 0; -} - -static int corgi_pxa_pm_enter(suspend_state_t state) -{ - unsigned long alarm_time = RTAR; - unsigned int alarm_status = ((RTSR & RTSR_ALE) != 0); - - dev_dbg(sharpsl_pm.dev, "SharpSL suspending for first time.\n"); - - corgi_goto_sleep(alarm_time, alarm_status, state); - - while (corgi_enter_suspend(alarm_time,alarm_status,state)) - {} - - dev_dbg(sharpsl_pm.dev, "SharpSL resuming...\n"); - - return 0; -} -#endif - - -/* - * Check for fatal battery errors - * Fatal returns -1 - */ -static int sharpsl_fatal_check(void) -{ - int buff[5], temp, i, acin; - - dev_dbg(sharpsl_pm.dev, "sharpsl_fatal_check entered\n"); - - /* Check AC-Adapter */ - acin = STATUS_AC_IN; - - if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) { - CHARGE_OFF(); - udelay(100); - DISCHARGE_ON(); /* enable discharge */ - mdelay(SHARPSL_WAIT_DISCHARGE_ON); - } - - if (sharpsl_pm.machinfo->discharge1) - sharpsl_pm.machinfo->discharge1(1); - - /* Check battery : check inserting battery ? */ - for (i=0; i<5; i++) { - buff[i] = sharpsl_read_MainBattery(); - mdelay(SHARPSL_CHECK_BATTERY_WAIT_TIME_VOLT); - } - - if (sharpsl_pm.machinfo->discharge1) - sharpsl_pm.machinfo->discharge1(0); - - if (acin && (sharpsl_pm.charge_mode == CHRG_ON)) { - udelay(100); - CHARGE_ON(); - DISCHARGE_OFF(); - } - - 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()); - - if ((acin && (temp < SHARPSL_FATAL_ACIN_VOLT)) || - (!acin && (temp < SHARPSL_FATAL_NOACIN_VOLT))) - return -1; - return 0; -} - -static int sharpsl_off_charge_error(void) -{ - dev_err(sharpsl_pm.dev, "Offline Charger: Error occured.\n"); - CHARGE_OFF(); - CHARGE_LED_ERR(); - sharpsl_pm.charge_mode = CHRG_ERROR; - return 1; -} - -/* - * Charging Control while suspended - * Return 1 - go straight to sleep - * Return 0 - sleep or wakeup depending on other factors - */ -static int sharpsl_off_charge_battery(void) -{ - int time; - - dev_dbg(sharpsl_pm.dev, "Charge Mode: %d\n", sharpsl_pm.charge_mode); - - if (sharpsl_pm.charge_mode == CHRG_OFF) { - dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 1\n"); - - /* AC Check */ - if ((sharpsl_ac_check() < 0) || (sharpsl_check_battery(1) < 0)) - return sharpsl_off_charge_error(); - - /* Start Charging */ - CHARGE_LED_ON(); - CHARGE_OFF(); - mdelay(SHARPSL_CHARGE_WAIT_TIME); - CHARGE_ON(); - - sharpsl_pm.charge_mode = CHRG_ON; - sharpsl_pm.full_count = 0; - - return 1; - } else if (sharpsl_pm.charge_mode != CHRG_ON) { - return 1; - } - - if (sharpsl_pm.full_count == 0) { - int time; - - dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 2\n"); - - if (sharpsl_check_battery(0) < 0) - return sharpsl_off_charge_error(); - - CHARGE_OFF(); - mdelay(SHARPSL_CHARGE_WAIT_TIME); - CHARGE_ON(); - sharpsl_pm.charge_mode = CHRG_ON; - - mdelay(SHARPSL_CHARGE_CO_CHECK_TIME); - - time = RCNR; - while(1) { - /* Check if any wakeup event had occured */ - if (sharpsl_pm.machinfo->charger_wakeup() != 0) - return 0; - /* Check for timeout */ - if ((RCNR - time) > SHARPSL_WAIT_CO_TIME) - return 1; - if (STATUS_CHRG_FULL) { - dev_dbg(sharpsl_pm.dev, "Offline Charger: Charge full occured. Retrying to check\n"); - sharpsl_pm.full_count++; - CHARGE_OFF(); - mdelay(SHARPSL_CHARGE_WAIT_TIME); - CHARGE_ON(); - return 1; - } - } - } - - dev_dbg(sharpsl_pm.dev, "Offline Charger: Step 3\n"); - - mdelay(SHARPSL_CHARGE_CO_CHECK_TIME); - - time = RCNR; - while(1) { - /* Check if any wakeup event had occured */ - if (sharpsl_pm.machinfo->charger_wakeup() != 0) - return 0; - /* Check for timeout */ - if ((RCNR-time) > SHARPSL_WAIT_CO_TIME) { - if (sharpsl_pm.full_count > SHARPSL_CHARGE_RETRY_CNT) { - dev_dbg(sharpsl_pm.dev, "Offline Charger: Not charged sufficiently. Retrying.\n"); - sharpsl_pm.full_count = 0; - } - sharpsl_pm.full_count++; - return 1; - } - if (STATUS_CHRG_FULL) { - dev_dbg(sharpsl_pm.dev, "Offline Charger: Charging complete.\n"); - CHARGE_LED_OFF(); - CHARGE_OFF(); - sharpsl_pm.charge_mode = CHRG_DONE; - return 1; - } - } -} - - -static ssize_t battery_percentage_show(struct device *dev, struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n",sharpsl_pm.battstat.mainbat_percent); -} - -static ssize_t battery_voltage_show(struct device *dev, struct device_attribute *attr, char *buf) -{ - return sprintf(buf, "%d\n",sharpsl_pm.battstat.mainbat_voltage); -} - -static DEVICE_ATTR(battery_percentage, 0444, battery_percentage_show, NULL); -static DEVICE_ATTR(battery_voltage, 0444, battery_voltage_show, NULL); - -extern void (*apm_get_power_status)(struct apm_power_info *); - -static void sharpsl_apm_get_power_status(struct apm_power_info *info) -{ - info->ac_line_status = sharpsl_pm.battstat.ac_status; - - if (sharpsl_pm.charge_mode == CHRG_ON) - info->battery_status = APM_BATTERY_STATUS_CHARGING; - else - info->battery_status = sharpsl_pm.battstat.mainbat_status; - - info->battery_flag = (1 << info->battery_status); - info->battery_life = sharpsl_pm.battstat.mainbat_percent; -} - -static struct pm_ops sharpsl_pm_ops = { - .pm_disk_mode = PM_DISK_FIRMWARE, - .prepare = pxa_pm_prepare, - .enter = corgi_pxa_pm_enter, - .finish = pxa_pm_finish, -}; - -static int __init sharpsl_pm_probe(struct device *dev) -{ - if (!dev->platform_data) - return -EINVAL; - - sharpsl_pm.dev = dev; - sharpsl_pm.machinfo = dev->platform_data; - sharpsl_pm.charge_mode = CHRG_OFF; - sharpsl_pm.flags = 0; - - sharpsl_pm.machinfo->init(); - - init_timer(&sharpsl_pm.ac_timer); - sharpsl_pm.ac_timer.function = sharpsl_ac_timer; - - init_timer(&sharpsl_pm.chrg_full_timer); - sharpsl_pm.chrg_full_timer.function = sharpsl_chrg_full_timer; - pxa_gpio_mode(sharpsl_pm.machinfo->gpio_acin | GPIO_IN); pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batfull | GPIO_IN); pxa_gpio_mode(sharpsl_pm.machinfo->gpio_batlock | GPIO_IN); @@ -934,26 +164,10 @@ 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); - - apm_get_power_status = sharpsl_apm_get_power_status; - - pm_set_ops(&sharpsl_pm_ops); - - mod_timer(&sharpsl_pm.ac_timer, jiffies + msecs_to_jiffies(250)); - - return 0; } -static int sharpsl_pm_remove(struct device *dev) +void sharpsl_pm_pxa_remove(void) { - pm_set_ops(NULL); - - device_remove_file(dev, &dev_attr_battery_percentage); - device_remove_file(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); @@ -962,31 +176,4 @@ static int sharpsl_pm_remove(struct device *dev) if (!machine_is_corgi()) free_irq(IRQ_GPIO(sharpsl_pm.machinfo->gpio_batfull), sharpsl_chrg_full_isr); - - del_timer_sync(&sharpsl_pm.chrg_full_timer); - del_timer_sync(&sharpsl_pm.ac_timer); - - return 0; } - -static struct device_driver sharpsl_pm_driver = { - .name = "sharpsl-pm", - .bus = &platform_bus_type, - .probe = sharpsl_pm_probe, - .remove = sharpsl_pm_remove, - .suspend = sharpsl_pm_suspend, - .resume = sharpsl_pm_resume, -}; - -static int __devinit sharpsl_pm_init(void) -{ - return driver_register(&sharpsl_pm_driver); -} - -static void sharpsl_pm_exit(void) -{ - driver_unregister(&sharpsl_pm_driver); -} - -late_initcall(sharpsl_pm_init); -module_exit(sharpsl_pm_exit); diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 4e9a699ee428..c094d99ebf56 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -36,6 +36,7 @@ #include <asm/arch/irq.h> #include <asm/arch/irda.h> #include <asm/arch/mmc.h> +#include <asm/arch/ohci.h> #include <asm/arch/udc.h> #include <asm/arch/pxafb.h> #include <asm/arch/akita.h> @@ -126,10 +127,12 @@ static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr) cpr &= ~0x0002; if (device == SPITZ_PWR_SD) cpr &= ~0x0004; - write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); if (!(cpr & 0x0002) && !(cpr & 0x0004)) { + write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000); mdelay(1); reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER); + } else { + write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr); } } } @@ -293,15 +296,14 @@ static int spitz_mci_init(struct device *dev, irqreturn_t (*spitz_detect_int)(in spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250); - err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int, SA_INTERRUPT, - "MMC card detect", data); + err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int, + SA_INTERRUPT | SA_TRIGGER_RISING | SA_TRIGGER_FALLING, + "MMC card detect", data); if (err) { printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n"); return -1; } - set_irq_type(SPITZ_IRQ_GPIO_nSD_DETECT, IRQT_BOTHEDGE); - return 0; } @@ -335,6 +337,35 @@ static struct pxamci_platform_data spitz_mci_platform_data = { /* + * USB Host (OHCI) + */ +static int spitz_ohci_init(struct device *dev) +{ + /* Only Port 2 is connected */ + pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN); + pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT); + pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN); + + /* Setup USB Port 2 Output Control Register */ + UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE; + + GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST); + + UHCHR = (UHCHR) & + ~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE); + + UHCRHDA |= UHCRHDA_NOCP; + + return 0; +} + +static struct pxaohci_platform_data spitz_ohci_platform_data = { + .port_mode = PMM_NPS_MODE, + .init = spitz_ohci_init, +}; + + +/* * Irda */ static void spitz_irda_transceiver_mode(struct device *dev, int mode) @@ -345,6 +376,16 @@ 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, @@ -401,6 +442,7 @@ static void __init common_init(void) platform_add_devices(devices, ARRAY_SIZE(devices)); pxa_set_mci_info(&spitz_mci_platform_data); + pxa_set_ohci_info(&spitz_ohci_platform_data); pxa_set_ficp_info(&spitz_ficp_platform_data); set_pxa_fb_parent(&spitzssp_device.dev); set_pxa_fb_info(&spitz_pxafb_info); @@ -417,6 +459,32 @@ 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) { @@ -429,7 +497,6 @@ static void __init fixup_spitz(struct machine_desc *desc, #ifdef CONFIG_MACH_SPITZ MACHINE_START(SPITZ, "SHARP Spitz") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_spitz, @@ -442,7 +509,6 @@ MACHINE_END #ifdef CONFIG_MACH_BORZOI MACHINE_START(BORZOI, "SHARP Borzoi") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_spitz, @@ -452,3 +518,15 @@ MACHINE_START(BORZOI, "SHARP Borzoi") .timer = &pxa_timer, MACHINE_END #endif + +#ifdef CONFIG_MACH_AKITA +MACHINE_START(AKITA, "SHARP Akita") + .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..5e5bdc898482 --- /dev/null +++ b/arch/arm/mach-pxa/spitz_pm.c @@ -0,0 +1,237 @@ +/* + * 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); + sharpsl_pm_pxa_init(); +} + +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 = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); + + /* 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 = sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN); + + 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"); + sharpsl_pm_led(SHARPSL_LED_OFF); + sharpsl_pm.machinfo->charge(0); + 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)); +} + +unsigned long spitzpm_read_devdata(int type) +{ + switch(type) { + case SHARPSL_STATUS_ACIN: + return (((~GPLR(SPITZ_GPIO_AC_IN)) & GPIO_bit(SPITZ_GPIO_AC_IN)) != 0); + case SHARPSL_STATUS_LOCK: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batlock); + case SHARPSL_STATUS_CHRGFULL: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_batfull); + case SHARPSL_STATUS_FATAL: + return READ_GPIO_BIT(sharpsl_pm.machinfo->gpio_fatal); + case SHARPSL_ACIN_VOLT: + return sharpsl_pm_pxa_read_max1111(MAX1111_ACIN_VOLT); + case SHARPSL_BATT_TEMP: + return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_TEMP); + case SHARPSL_BATT_VOLT: + default: + return sharpsl_pm_pxa_read_max1111(MAX1111_BATT_VOLT); + } +} + +struct sharpsl_charger_machinfo spitz_pm_machinfo = { + .init = spitz_charger_init, + .exit = sharpsl_pm_pxa_remove, + .gpio_batlock = SPITZ_GPIO_BAT_COVER, + .gpio_acin = SPITZ_GPIO_AC_IN, + .gpio_batfull = SPITZ_GPIO_CHRG_FULL, + .gpio_fatal = SPITZ_GPIO_FATAL_BAT, + .discharge = spitz_discharge, + .discharge1 = spitz_discharge1, + .charge = spitz_charge, + .measure_temp = spitz_measure_temp, + .presuspend = spitz_presuspend, + .postsuspend = spitz_postsuspend, + .read_devdata = spitzpm_read_devdata, + .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); diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c index a68b30eff4d2..93096befd017 100644 --- a/arch/arm/mach-pxa/ssp.c +++ b/arch/arm/mach-pxa/ssp.c @@ -31,6 +31,7 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/init.h> +#include <linux/mutex.h> #include <asm/io.h> #include <asm/irq.h> #include <asm/hardware.h> @@ -59,7 +60,7 @@ static const struct ssp_info_ ssp_info[PXA_SSP_PORTS] = { #endif }; -static DECLARE_MUTEX(sem); +static DEFINE_MUTEX(mutex); static int use_count[PXA_SSP_PORTS] = {0, 0, 0}; static irqreturn_t ssp_interrupt(int irq, void *dev_id, struct pt_regs *regs) @@ -239,16 +240,16 @@ int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags) if (port > PXA_SSP_PORTS || port == 0) return -ENODEV; - down(&sem); + mutex_lock(&mutex); if (use_count[port - 1]) { - up(&sem); + mutex_unlock(&mutex); return -EBUSY; } use_count[port - 1]++; if (!request_mem_region(__PREG(SSCR0_P(port)), 0x2c, "SSP")) { use_count[port - 1]--; - up(&sem); + mutex_unlock(&mutex); return -EBUSY; } dev->port = port; @@ -265,13 +266,13 @@ int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags) /* turn on SSP port clock */ pxa_set_cken(ssp_info[port-1].clock, 1); - up(&sem); + mutex_unlock(&mutex); return 0; out_region: release_mem_region(__PREG(SSCR0_P(port)), 0x2c); use_count[port - 1]--; - up(&sem); + mutex_unlock(&mutex); return ret; } @@ -282,7 +283,7 @@ out_region: */ void ssp_exit(struct ssp_dev *dev) { - down(&sem); + mutex_lock(&mutex); SSCR0_P(dev->port) &= ~SSCR0_SSE; if (dev->port > PXA_SSP_PORTS || dev->port == 0) { @@ -295,7 +296,7 @@ void ssp_exit(struct ssp_dev *dev) free_irq(dev->irq, dev); release_mem_region(__PREG(SSCR0_P(dev->port)), 0x2c); use_count[dev->port - 1]--; - up(&sem); + mutex_unlock(&mutex); } EXPORT_SYMBOL(ssp_write_word); diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index c312054dfb88..d168286ed470 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -14,7 +14,7 @@ #include <linux/kernel.h> #include <linux/init.h> -#include <linux/device.h> +#include <linux/platform_device.h> #include <linux/major.h> #include <linux/fs.h> #include <linux/interrupt.h> @@ -295,7 +295,6 @@ static void __init fixup_tosa(struct machine_desc *desc, } MACHINE_START(TOSA, "SHARP Tosa") - .phys_ram = 0xa0000000, .phys_io = 0x40000000, .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_tosa, |