mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-16 15:45:45 +00:00
Code Issues Releases Wiki Activity

[ARM] pxa/corgi: cleanup GPIO configurations and low power mode settings

Browse source 
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Eric Miao 2010-01-11 21:27:21 +08:00
parent e63f591a8c
commit cb432b358d
2 changed files with 32 additions and 59 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

52
arch/arm/mach-pxa/corgi.c
View file

@ -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);

39
arch/arm/mach-pxa/corgi_pm.c
View file

@ -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)