From 0abe1856bdb68ef699c00949cf9f81fbec98d499 Mon Sep 17 00:00:00 2001 From: wanzongshun Date: Tue, 14 Jul 2009 15:12:26 +0100 Subject: [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 Signed-off-by: Russell King --- arch/arm/mach-w90x900/mfp-w90p910.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'arch') 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); -- cgit v1.2.3