[PATCH v4] i2c/at91: adopt pinctrl support

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Mon Nov 10 03:13:28 PST 2014


On 11/10/2014 4:55 AM, Wenyou Yang wrote:

> Amend the at91 i2c pin controller

    You're amending the hardware itself, really? :-)

> to optionally take a pin controlhandle

    I don't see the code that does this.

> and set the state of the pins to:
> - "default" on boot and resume.

    I don't see where you are changing anything for the probe() method. 
Perhaps you meant the driver core code which selects the dafault profile 

> - "sleep" on suspend().

> This should make it possible to optimize energy usage for the pins
> both for the suspend/resume cycle

> Signed-off-by: Wenyou Yang <wenyou.yang at atmel.com>
> ---
> Hi Wolfram,
> Thanks a lot.
> The change of this version is to remove
> 	pinctrl_pm_select_default_state(&pdev->dev) from the _probe function.

    Aha, you've specifically removed this...

WBR, Sergei

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