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mxc/gpio: make _set_value work with values != 0/1

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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>
This commit is contained in:
Peter Korsgaard 2010-10-11 15:02:06 +02:00 committed by Sascha Hauer
parent 9524705c86
commit 886ab3dae2
1 changed files with 1 additions and 1 deletions
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2
arch/arm/plat-mxc/gpio.c
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@ -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);
}