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SubjectRe: [PATCH] gpio: mxc: Shift generic request/free after gpiochip registration
On Tue, Oct 25, 2016 at 6:57 AM, Deepak Das <> wrote:

> generic gpio request/free should be added after gpiocip registration
> to validate mapping of gpiochip with pinctrl subsystem.
> gpiochip->pin_ranges list contains the information used by pinctrl
> subsystem to configure corresponding pins for gpio usage.
> This list will be empty if gpiochip fails to map with
> pinctrl subsystem for any reason.
> For Ex.:-
> generic gpio request/free should not be used if IOMUX pin controller
> device node is disabled in device tree.
> This commit checks above list and skips adding generic gpio request/free
> if list is found empty.
> Signed-off-by: Deepak Das <>
> Signed-off-by: Vladimir Zapolskiy <>

Third time I find this in my inbox and it still doesn't apply.

Linus Walleij

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