[PATCH v2 2/4] arm64: dts: ti: j722s-evm: Add MUX to control CSI2RX

Kumar, Udit u-kumar1 at ti.com
Fri May 9 00:48:29 PDT 2025


On 5/8/2025 9:21 PM, Yemike Abhilash Chandra wrote:
> J722S EVM has the CSI2RX routed to a MIPI CSI connector and to 22-pin RPi
> camera connector through an analog mux with GPIO control, model that so
> that an overlay can control the mux state according to connected cameras.

In case you are another version,

consider to change in commit message "model that so that" to "model mux 
so that".

Reviewed-by: Udit Kumar <u-kumar1 at ti.com>


>
> Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra at ti.com>
> ---
>   arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> index 0f18fe710929..43256c71a19c 100644
> --- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
> @@ -266,6 +266,20 @@ transceiver2: can-phy2 {
>   		max-bitrate = <5000000>;
>   		standby-gpios = <&exp1 17 GPIO_ACTIVE_HIGH>;
>   	};
> +
> +	csi01_mux: mux-controller-0 {
> +		compatible = "gpio-mux";
> +		#mux-state-cells = <1>;
> +		mux-gpios = <&exp1 6 GPIO_ACTIVE_HIGH>;
> +		idle-state = <0>;
> +	};
> +
> +	csi23_mux: mux-controller-1 {
> +		compatible = "gpio-mux";
> +		#mux-state-cells = <1>;
> +		mux-gpios = <&exp1 7 GPIO_ACTIVE_HIGH>;
> +		idle-state = <0>;
> +	};
>   };
>   
>   &main_pmx0 {



More information about the linux-arm-kernel mailing list