Re: [PATCH 1/3] pinctrl: pinctrl-single: enhance to configuremultiple pins of different modules

From: Linus Walleij
Date: Fri Jun 07 2013 - 05:20:49 EST


On Tue, May 21, 2013 at 4:08 PM, Manjunathappa, Prakash
<prakash.pm@xxxxxx> wrote:

> Add support to configure multiple pins in each register, existing
> implementation added by [1] does not support full fledge multiple pin
> configuration in single register, reports a pin clash when different
> modules configure different bits of same register. The issue reported
> and discussed here
> http://www.spinics.net/lists/arm-kernel/msg235213.html
>
> With pinctrl-single,bits-per-mux property specified, use function-mask
> property to find out number pins to configure. Allocate and register
> pin control functions based sub mask.
>
> Tested on da850/omap-l138 EVM.
> does not support variable submask for pins.
> does not support pinconf.
>
> [1] "pinctrl: pinctrl-single: Add pinctrl-single,bits type of mux"
> (9e605cb68a21d5704839a192a46ebcf387773704),
>
> Signed-off-by: Manjunathappa, Prakash <prakash.pm@xxxxxx>
> Reported-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Tested-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>

Patch applied with Haojian's and Tony's ACK.

Thanks!
Linus Walleij
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