[PATCH v6 07/11] arm64: dts: qcom: sa8775p-ride: add anx7625 DSI to DP bridge nodes

[Dmitry Baryshkov]

On Mon, May 05, 2025 at 03:12:41PM +0530, Ayushi Makhija wrote:
> Add anx7625 DSI to DP bridge device nodes.
> 
> Signed-off-by: Ayushi Makhija <quic_amakhija at quicinc.com>
> Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi | 183 +++++++++++++++++++++
>  1 file changed, 183 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> index 175f8b1e3b2d..de14f3ea8835 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> @@ -28,6 +28,15 @@ chosen {
>  		stdout-path = "serial0:115200n8";
>  	};
>  
> +	vph_pwr: vph-pwr-regulator {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vph_pwr";
> +		regulator-min-microvolt = <12000000>;
> +		regulator-max-microvolt = <12000000>;

12 V, if my eyes don't deceive me.

> +		regulator-always-on;
> +		regulator-boot-on;
> +	};
> +

[...]

> +
> +			bridge at 58 {
> +				compatible = "analogix,anx7625";
> +				reg = <0x58>;
> +				interrupts-extended = <&io_expander 2 IRQ_TYPE_EDGE_FALLING>;
> +				enable-gpios = <&io_expander 1 GPIO_ACTIVE_HIGH>;
> +				reset-gpios = <&io_expander 0 GPIO_ACTIVE_HIGH>;
> +				vdd10-supply = <&vph_pwr>;
> +				vdd18-supply = <&vph_pwr>;
> +				vdd33-supply = <&vph_pwr>;

Here you are saying that 1.0V, 1.8V and 3.3V pins are powered on by 12V
supply. I wonder how the board doesn't trigger all fire alarms in the
building.

> +

-- 
With best wishes
Dmitry