Re: [PATCH] gpiolib: of: allow of_gpiochip_find_and_xlate to find more than one chip per node

From: Tyler Hall
Date: Tue Feb 10 2015 - 15:31:22 EST

On Tue, Feb 10, 2015 at 12:08 PM, Robert Jarzmik <robert.jarzmik@xxxxxxx> wrote:
> Alexandre Courbot <gnurou@xxxxxxxxx> writes:
>> On Tue, Feb 10, 2015 at 5:48 PM, Hans Holmberg <hans.holmberg@xxxxxxxxx> wrote:
>>> The change:
>>> 7b8792bbdffdff3abda704f89c6a45ea97afdc62
>>> gpiolib: of: Correct error handling in of_get_named_gpiod_flags
>>> assumed that only one gpio-chip is registred per of-node.
>>> Some drivers register more than one chip per of-node, so
>>> adjust the matching function of_gpiochip_find_and_xlate to
>>> not stop looking for chips if a node-match is found and
>>> the translation fails.
>>> Signed-off-by: Hans Holmberg <hans.holmberg@xxxxxxxxx>
>> Acked-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
> Tested-by: Robert Jarzmik <robert.jarzmik@xxxxxxx>
> (on arm pxa architecture)
Tested-by: Tyler Hall <tylerwhall@xxxxxxxxx>

With gpio-pxa (multiple chips per of node) and on arm-mvebu with
mvebu-gpio (one chip per of-node).
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