diff mbox series

[v4,8/8,DNI] arm64: dts: renesas: eagle: Specify channel amplitude

Message ID 20201112162729.101384-9-jacopo+renesas@jmondi.org (mailing list archive)
State Superseded
Delegated to: Geert Uytterhoeven
Headers show
Series media: i2c: Add RDACM21 camera module | expand

Commit Message

Jacopo Mondi Nov. 12, 2020, 4:27 p.m. UTC
Use the newly introduced 'maxim,maxim,initial-reverse-channel-mV'
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@jmondi.org>
---
 arch/arm64/boot/dts/renesas/r8a77970-eagle.dts | 1 +
 1 file changed, 1 insertion(+)

Comments

Sergey Shtylyov Nov. 12, 2020, 8:52 p.m. UTC | #1
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@jmondi.org>
> ---
>  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
diff mbox series

Patch

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