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arm/imx/iomux-v1: check for invalid modes in mxc_gpio_mode
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Mon, 15 Feb 2010 08:47:55 +0000 (09:47 +0100)
committerUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Wed, 24 Feb 2010 09:07:16 +0000 (10:07 +0100)
mxc_gpio_mode checks for invalid pins and so it returns zero for
success, -EINVAL for invalid pins.

While at it, remove definitions of GPIO_PORT_MAX removed as they are
unused now.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

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