Messages in this thread | | | Date | Mon, 20 May 2013 20:15:43 +0200 | Subject | Re: [PATCH] gpio: mxs: Use set and clear capabilities of the gpio controller | From | Linus Walleij <> |
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On Mon, Apr 29, 2013 at 4:07 PM, Maxime Ripard <maxime.ripard@free-electrons.com> wrote:
> The current driver doesn't use the set and clear registers found on the > mxs gpio controller. > > This leads the generic gpio controller to be using some internal value > to avoid looking up the value stored in the registers, making it behave > pretty much like a cache. > > This raises some coherency problem when a gpio is not modified by the > gpio controller, while it can easily be fixed by using the set and clear > registers. > > Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Patch applied for rc-fixes with Shawns ACK.
Yours, Linus Walleij
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