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authorJamie Iles <jamie@jamieiles.com>2011-05-20 08:40:17 +0200
committerGrant Likely <grant.likely@secretlab.ca>2011-05-20 08:40:17 +0200
commit31029116ebc1f2481bd2380437e9f7a18f18dca5 (patch)
tree09f616736afbc6ffefc88a7662c3bd1871e58f9d /drivers/gpio/wm831x-gpio.c
parentbasic_mmio_gpio: support different input/output registers (diff)
downloadlinux-31029116ebc1f2481bd2380437e9f7a18f18dca5.tar.xz
linux-31029116ebc1f2481bd2380437e9f7a18f18dca5.zip
basic_mmio_gpio: support direction registers
Most controllers require the direction of a GPIO to be set by writing to a direction register. Add support for either an input direction register or an output direction register. Signed-off-by: Jamie Iles <jamie@jamieiles.com> Acked-by: Anton Vorontsov <cbouatmailru@gmail.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/gpio/wm831x-gpio.c')
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