On 11/12/20 7:27 PM, Jacopo Mondi wrote:
> Use the newly introduced 'maxim,maxim,initial-reverse-channel-mV'
"maxim," repeated twice.
> property to specify the initial reverse channel amplitude when the
> remote serializers are not pre-programmed with noise immunity threshold
> enabled.
>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> index 45b947d44cee..75296865104c 100644
> --- a/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> +++ b/arch/arm64/boot/dts/renesas/r8a77970-eagle.dts
> @@ -308,6 +308,7 @@ gmsl: gmsl-deserializer@48 {
>
> /* eagle-pca9654-max9286-pwdn */
> enable-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>;
> + maxim,initial-reverse-channel-mV = <100>;
>
> /*
> * Workaround: Hog the CAMVDD line high as we can't establish a
MBR, Sergei
