From cb432b358dced89bd2af86b3f783a0a99e489421 Mon Sep 17 00:00:00 2001 From: Eric Miao Date: Mon, 11 Jan 2010 21:27:21 +0800 Subject: [PATCH] [ARM] pxa/corgi: cleanup GPIO configurations and low power mode settings Signed-off-by: Eric Miao --- arch/arm/mach-pxa/corgi.c | 52 ++++++++++++++++++++++-------------- arch/arm/mach-pxa/corgi_pm.c | 39 --------------------------- 2 files changed, 32 insertions(+), 59 deletions(-) diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 788343d0ffe1..f8e295900c58 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -106,18 +106,18 @@ static unsigned long corgi_pin_config[] __initdata = { GPIO8_MMC_CS0, /* GPIO Matrix Keypad */ - GPIO66_GPIO, /* column 0 */ - GPIO67_GPIO, /* column 1 */ - GPIO68_GPIO, /* column 2 */ - GPIO69_GPIO, /* column 3 */ - GPIO70_GPIO, /* column 4 */ - GPIO71_GPIO, /* column 5 */ - GPIO72_GPIO, /* column 6 */ - GPIO73_GPIO, /* column 7 */ - GPIO74_GPIO, /* column 8 */ - GPIO75_GPIO, /* column 9 */ - GPIO76_GPIO, /* column 10 */ - GPIO77_GPIO, /* column 11 */ + GPIO66_GPIO | MFP_LPM_DRIVE_HIGH, /* column 0 */ + GPIO67_GPIO | MFP_LPM_DRIVE_HIGH, /* column 1 */ + GPIO68_GPIO | MFP_LPM_DRIVE_HIGH, /* column 2 */ + GPIO69_GPIO | MFP_LPM_DRIVE_HIGH, /* column 3 */ + GPIO70_GPIO | MFP_LPM_DRIVE_HIGH, /* column 4 */ + GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* column 5 */ + GPIO72_GPIO | MFP_LPM_DRIVE_HIGH, /* column 6 */ + GPIO73_GPIO | MFP_LPM_DRIVE_HIGH, /* column 7 */ + GPIO74_GPIO | MFP_LPM_DRIVE_HIGH, /* column 8 */ + GPIO75_GPIO | MFP_LPM_DRIVE_HIGH, /* column 9 */ + GPIO76_GPIO | MFP_LPM_DRIVE_HIGH, /* column 10 */ + GPIO77_GPIO | MFP_LPM_DRIVE_HIGH, /* column 11 */ GPIO58_GPIO, /* row 0 */ GPIO59_GPIO, /* row 1 */ GPIO60_GPIO, /* row 2 */ @@ -128,17 +128,20 @@ static unsigned long corgi_pin_config[] __initdata = { GPIO65_GPIO, /* row 7 */ /* GPIO */ - GPIO9_GPIO, /* CORGI_GPIO_nSD_DETECT */ - GPIO7_GPIO, /* CORGI_GPIO_nSD_WP */ - GPIO21_GPIO, /* CORGI_GPIO_ADC_TEMP */ - GPIO22_GPIO, /* CORGI_GPIO_IR_ON */ - GPIO33_GPIO, /* CORGI_GPIO_SD_PWR */ - GPIO38_GPIO, /* CORGI_GPIO_CHRG_ON */ - GPIO43_GPIO, /* CORGI_GPIO_CHRG_UKN */ - GPIO44_GPIO, /* CORGI_GPIO_HSYNC */ + GPIO9_GPIO, /* CORGI_GPIO_nSD_DETECT */ + GPIO7_GPIO, /* CORGI_GPIO_nSD_WP */ + GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */ + GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_LED_ORANGE */ + GPIO21_GPIO, /* CORGI_GPIO_ADC_TEMP */ + GPIO22_GPIO, /* CORGI_GPIO_IR_ON */ + GPIO33_GPIO, /* CORGI_GPIO_SD_PWR */ + GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_ON */ + GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_UKN */ + GPIO44_GPIO, /* CORGI_GPIO_HSYNC */ GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_KEY_INT */ GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, /* CORGI_GPIO_AC_IN */ + GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_WAKEUP */ }; /* @@ -676,6 +679,15 @@ static void __init corgi_init(void) pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config)); + /* allow wakeup from various GPIOs */ + gpio_set_wake(CORGI_GPIO_KEY_INT, 1); + gpio_set_wake(CORGI_GPIO_WAKEUP, 1); + gpio_set_wake(CORGI_GPIO_AC_IN, 1); + gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1); + + if (!machine_is_corgi()) + gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1); + pxa_set_ffuart_info(NULL); pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c index bb68347d9d70..3f1dc74ac048 100644 --- a/arch/arm/mach-pxa/corgi_pm.c +++ b/arch/arm/mach-pxa/corgi_pm.c @@ -77,45 +77,6 @@ static void corgi_discharge(int 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) -- GitLab