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kirkwood/orion: fix orion_gpio_set_blink 

gpio registers are for 32 gpios. Given that orion_gpio_set_blink is called
directly and not through gpiolib, it needs to make sure that the pin value
given to the internal functions are between 0 and 31.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-By: Adam Baker <linux@baker-net.org.uk>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
This commit is contained in:
Arnaud Patard (Rtp) 2012-04-18 23:16:39 +02:00 committed by Jason Cooper
parent ee24876949
commit 92a486eabe
1 changed files with 2 additions and 2 deletions
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4
arch/arm/plat-orion/gpio.c
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@ -289,8 +289,8 @@ void orion_gpio_set_blink(unsigned pin, int blink)
return;
spin_lock_irqsave(&ochip->lock, flags);
__set_level(ochip, pin, 0);
__set_blinking(ochip, pin, blink);
__set_level(ochip, pin & 31, 0);
__set_blinking(ochip, pin & 31, blink);
spin_unlock_irqrestore(&ochip->lock, flags);
}
EXPORT_SYMBOL(orion_gpio_set_blink);