ARM: pxa: use generic gpio operation instead of gpio register

Remove the code of accessing gpio register. Use the generic read
operation instead.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>

diff --git a/arch/arm/mach-pxa/corgi_pm.c b/arch/arm/mach-pxa/corgi_pm.c
index 29034778bfdaa03f2cc99608ac17de638ffa0c14..eca862fb2cd53fa97b4e422c44e7006f3480aceb 100644 (file)
--- a/arch/arm/mach-pxa/corgi_pm.c
+++ b/arch/arm/mach-pxa/corgi_pm.c
@@ -40,7 +40,9 @@ static struct gpio charger_gpios[] = {
        { CORGI_GPIO_ADC_TEMP_ON, GPIOF_OUT_INIT_LOW, "ADC Temp On" },
        { CORGI_GPIO_CHRG_ON,     GPIOF_OUT_INIT_LOW, "Charger On" },
        { CORGI_GPIO_CHRG_UKN,    GPIOF_OUT_INIT_LOW, "Charger Unknown" },
+       { CORGI_GPIO_AC_IN,       GPIOF_IN, "Charger Detection" },
        { CORGI_GPIO_KEY_INT,     GPIOF_IN, "Key Interrupt" },
+       { CORGI_GPIO_WAKEUP,      GPIOF_IN, "System wakeup notification" },
 };
 
 static void corgi_charger_init(void)
@@ -90,7 +92,12 @@ 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);
+       dev_dbg(sharpsl_pm.dev, "PEDR = %x, GPIO_AC_IN = %d, "
+               "GPIO_CHRG_FULL = %d, GPIO_KEY_INT = %d, GPIO_WAKEUP = %d\n",
+               PEDR, gpio_get_value(CORGI_GPIO_AC_IN),
+               gpio_get_value(CORGI_GPIO_CHRG_FULL),
+               gpio_get_value(CORGI_GPIO_KEY_INT),
+               gpio_get_value(CORGI_GPIO_WAKEUP));
 
        if ((PEDR & GPIO_bit(CORGI_GPIO_AC_IN))) {
                if (sharpsl_pm.machinfo->read_devdata(SHARPSL_STATUS_ACIN)) {
@@ -124,14 +131,21 @@ static int corgi_should_wakeup(unsigned int resume_on_alarm)
 
 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 ret;
+
+       ret = (!gpio_get_value(CORGI_GPIO_AC_IN) << GPIO_bit(CORGI_GPIO_AC_IN))
+               | (!gpio_get_value(CORGI_GPIO_KEY_INT)
+               << GPIO_bit(CORGI_GPIO_KEY_INT))
+               | (!gpio_get_value(CORGI_GPIO_WAKEUP)
+               << GPIO_bit(CORGI_GPIO_WAKEUP));
+       return ret;
 }
 
 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);
+               return !gpio_get_value(CORGI_GPIO_AC_IN);
        case SHARPSL_STATUS_LOCK:
                return gpio_get_value(sharpsl_pm.machinfo->gpio_batlock);
        case SHARPSL_STATUS_CHRGFULL:

diff --git a/arch/arm/mach-pxa/spitz_pm.c b/arch/arm/mach-pxa/spitz_pm.c
index 094279aefe9c6fd5d6a86dd88fbbc44b6d55c07b..5cc05d122d0cebe6ce82e32d627b8225f386c8ab 100644 (file)
--- a/arch/arm/mach-pxa/spitz_pm.c
+++ b/arch/arm/mach-pxa/spitz_pm.c
@@ -41,6 +41,7 @@ static int spitz_last_ac_status;
 static struct gpio spitz_charger_gpios[] = {
        { SPITZ_GPIO_KEY_INT,   GPIOF_IN, "Keyboard Interrupt" },
        { SPITZ_GPIO_SYNC,      GPIOF_IN, "Sync" },
+       { SPITZ_GPIO_AC_IN,     GPIOF_IN, "Charger Detection" },
        { SPITZ_GPIO_ADC_TEMP_ON, GPIOF_OUT_INIT_LOW, "ADC Temp On" },
        { SPITZ_GPIO_JK_B,        GPIOF_OUT_INIT_LOW, "JK B" },
        { SPITZ_GPIO_CHRG_ON,     GPIOF_OUT_INIT_LOW, "Charger On" },
@@ -169,14 +170,19 @@ static int spitz_should_wakeup(unsigned int resume_on_alarm)
 
 static unsigned long spitz_charger_wakeup(void)
 {
-       return (~GPLR0 & GPIO_bit(SPITZ_GPIO_KEY_INT)) | (GPLR0 & GPIO_bit(SPITZ_GPIO_SYNC));
+       unsigned long ret;
+       ret = (!gpio_get_value(SPITZ_GPIO_KEY_INT)
+               << GPIO_bit(SPITZ_GPIO_KEY_INT))
+               | (!gpio_get_value(SPITZ_GPIO_SYNC)
+               << GPIO_bit(SPITZ_GPIO_SYNC));
+       return ret;
 }
 
 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);
+               return !gpio_get_value(SPITZ_GPIO_AC_IN);
        case SHARPSL_STATUS_LOCK:
                return gpio_get_value(sharpsl_pm.machinfo->gpio_batlock);
        case SHARPSL_STATUS_CHRGFULL: