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SubjectRe: [PATCH v3 1/3] dt-bindings: i2c: designware: add optional gpio recovery properties
+ DT maintainers

On Mon, 17 Sep 2018 11:27:41 +0800
Jisheng Zhang <Jisheng.Zhang@synaptics.com> wrote:

> Document the scl-gpios and sda-gpios properties for bus recovery.
>
> Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
> ---
> Documentation/devicetree/bindings/i2c/i2c-designware.txt | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-designware.txt b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
> index fbb0a6d8b964..1d6a6a8061ba 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-designware.txt
> +++ b/Documentation/devicetree/bindings/i2c/i2c-designware.txt
> @@ -20,6 +20,10 @@ Optional properties :
> - i2c-sda-falling-time-ns : should contain the SDA falling time in nanoseconds.
> This value which is by default 300ns is used to compute the tHIGH period.
>
> + - scl-gpios: specify the gpio of the SCL line for gpio recovery
> +
> + - sda-gpios: specify the gpio of the SDA line for gpio recovery
> +
> Examples :
>
> i2c@f0000 {
> @@ -42,6 +46,8 @@ Examples :
> i2c-sda-hold-time-ns = <300>;
> i2c-sda-falling-time-ns = <300>;
> i2c-scl-falling-time-ns = <300>;
> + scl-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH>;
> + sda-gpios = <&gpio1 16 GPIO_ACTIVE_HIGH>;
> };
>
> i2c@1120000 {

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