Re: [PATCH v6] i2c: designware: Add support for recovery when GPIO need pinctrl.

From: Wolfram Sang
Date: Fri Aug 25 2023 - 16:27:45 EST


On Tue, Aug 22, 2023 at 04:34:37PM +0200, Yann Sionneau wrote:
> Currently if the SoC needs pinctrl to switch the SCL and SDA from the I2C
> function to GPIO function, the recovery won't work.
>
> scl-gpio = <>;
> sda-gpio = <>;
>
> Are not enough for some SoCs to have a working recovery.
> Some need:
>
> scl-gpio = <>;
> sda-gpio = <>;
> pinctrl-names = "default", "recovery";
> pinctrl-0 = <&i2c_pins_hw>;
> pinctrl-1 = <&i2c_pins_gpio>;
>
> The driver was not filling rinfo->pinctrl with the device node
> pinctrl data which is needed by generic recovery code.
>
> Signed-off-by: Yann Sionneau <ysionneau@xxxxxxxxx>
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

Applied to for-next, thanks!

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