gpio: document polarity flag best practices
authorStephen Warren <swarren@nvidia.com>
Wed, 19 Feb 2014 18:43:26 +0000 (11:43 -0700)
committerLinus Walleij <linus.walleij@linaro.org>
Thu, 27 Feb 2014 09:13:47 +0000 (10:13 +0100)
commit51e8afc1c43c75b7bc213439206b154a4c8e875f
tree72a0f0199b185b9698e13c8082603143fa746119
parent3bde4d26f9d7d9ebc87fbd9980d5140ba391b5d4
gpio: document polarity flag best practices

Document what we (Laurent and I, following a mailing list dicussion)
believe are best practices for the polarity flag in a GPIO specifier.

While touching the doc, I made a few minor editing changes to other
areas.

Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Documentation/devicetree/bindings/gpio/gpio.txt