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arm/imx/iomux-v1: check for invalid modes in mxc_gpio_mode

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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>
This commit is contained in:
Uwe Kleine-König 2010-02-15 09:47:55 +01:00
commit bac3fcfad5
4 changed files with 54 additions and 46 deletions
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