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| author | Peter Korsgaard <jacmet@sunsite.dk> | 2010-10-11 15:02:06 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-10-11 15:31:40 +0200 |
| commit | 886ab3dae2ba26bde5bab096c931365db9f49830 (patch) | |
| tree | a08f4613875c99ca6ac31683c16eb2c875b98d92 /arch/arm/plat-mxc/gpio.c | |
| parent | 9524705c867dc8d5b558f4793b7464eab967a530 (diff) | |
| download | kernel_samsung_smdk4412-886ab3dae2ba26bde5bab096c931365db9f49830.zip kernel_samsung_smdk4412-886ab3dae2ba26bde5bab096c931365db9f49830.tar.gz kernel_samsung_smdk4412-886ab3dae2ba26bde5bab096c931365db9f49830.tar.bz2 | |
mxc/gpio: make _set_value work with values != 0/1
Documentation/gpio.txt specifies that the value argument to
gpio_set_value() should be handled as a boolean (E.G. != 0 is high),
so use the same logic as in _set_direction().
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/plat-mxc/gpio.c')
| -rw-r--r-- | arch/arm/plat-mxc/gpio.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/gpio.c b/arch/arm/plat-mxc/gpio.c index 57ec4a8..9d38da0 100644 --- a/arch/arm/plat-mxc/gpio.c +++ b/arch/arm/plat-mxc/gpio.c @@ -235,7 +235,7 @@ static void mxc_gpio_set(struct gpio_chip *chip, unsigned offset, int value) unsigned long flags; spin_lock_irqsave(&port->lock, flags); - l = (__raw_readl(reg) & (~(1 << offset))) | (value << offset); + l = (__raw_readl(reg) & (~(1 << offset))) | (!!value << offset); __raw_writel(l, reg); spin_unlock_irqrestore(&port->lock, flags); } |