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_amakh...@quicinc.com>
> Reviewed-by: Konrad Dybcio <konrad.dyb...@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@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
