Commit 999981d9 authored Feb 12, 2009 by Guennadi Liakhovetski Committed by Sascha Hauer Mar 13, 2009

mxc: first set GPIO level, then switch direction to output



Make sure not to create spurious pulses on GPIOs, when configuring them as
output: first set required level, then switch direction.

Signed-off-by: Guennadi Liakhovetski <lg@denx.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

parent 6bbdbf2f

arch/arm/plat-mxc/gpio.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -200,8 +200,8 @@ static int mxc_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
		static int mxc_gpio_direction_output(struct gpio_chip *chip,
		unsigned offset, int value)
		{
		_set_gpio_direction(chip, offset, 1);
		mxc_gpio_set(chip, offset, value);
		_set_gpio_direction(chip, offset, 1);
		return 0;
		}