diff options
author | Peter Korsgaard <jacmet@sunsite.dk> | 2010-10-11 09:02:06 -0400 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2010-10-11 09:31:40 -0400 |
commit | 886ab3dae2ba26bde5bab096c931365db9f49830 (patch) | |
tree | a08f4613875c99ca6ac31683c16eb2c875b98d92 | |
parent | 9524705c867dc8d5b558f4793b7464eab967a530 (diff) |
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>
-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 57ec4a896a5d..9d38da077edb 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) | |||
235 | unsigned long flags; | 235 | unsigned long flags; |
236 | 236 | ||
237 | spin_lock_irqsave(&port->lock, flags); | 237 | spin_lock_irqsave(&port->lock, flags); |
238 | l = (__raw_readl(reg) & (~(1 << offset))) | (value << offset); | 238 | l = (__raw_readl(reg) & (~(1 << offset))) | (!!value << offset); |
239 | __raw_writel(l, reg); | 239 | __raw_writel(l, reg); |
240 | spin_unlock_irqrestore(&port->lock, flags); | 240 | spin_unlock_irqrestore(&port->lock, flags); |
241 | } | 241 | } |