diff options
| author | wanzongshun <mcuos.com@gmail.com> | 2009-07-14 15:12:26 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-07-17 13:38:18 +0100 |
| commit | 0abe1856bdb68ef699c00949cf9f81fbec98d499 (patch) | |
| tree | 1f96b372101be3580201c08c8d963e1816c60d8d | |
| parent | db58e90fdbe9d12b431ae8d8e856961ce75d74f0 (diff) | |
[ARM] 5604/1: Add keypad multi-function pin api for w90p910 platform
Add keypad multi-function pin api for w90p910 platform.
Signed-off-by: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
| -rw-r--r-- | arch/arm/mach-w90x900/mfp-w90p910.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/mach-w90x900/mfp-w90p910.c b/arch/arm/mach-w90x900/mfp-w90p910.c index a3520fefb5e..8aec34b044c 100644 --- a/arch/arm/mach-w90x900/mfp-w90p910.c +++ b/arch/arm/mach-w90x900/mfp-w90p910.c @@ -90,7 +90,7 @@ void mfp_set_groupc(struct device *dev) } EXPORT_SYMBOL(mfp_set_groupc); -void mfp_set_groupi(struct device *dev, int gpio) +void mfp_set_groupi(struct device *dev) { unsigned long mfpen; const char *dev_id; @@ -103,10 +103,14 @@ void mfp_set_groupi(struct device *dev, int gpio) mfpen = __raw_readl(REG_MFSEL); + mfpen &= ~GPSELEI1;/*default gpio16*/ + if (strcmp(dev_id, "w90p910-wdog") == 0) mfpen |= GPSELEI1;/*enable wdog*/ else if (strcmp(dev_id, "w90p910-atapi") == 0) mfpen |= GPSELEI0;/*enable atapi*/ + else if (strcmp(dev_id, "w90p910-keypad") == 0) + mfpen &= ~GPSELEI0;/*enable keypad*/ __raw_writel(mfpen, REG_MFSEL); |