On Tue, Jan 10, 2023 at 07:59:04PM -0800, Bjorn Andersson wrote:
> From: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
>
> The SC8280XP CRD has a EDP display on MDSS0 DP3, enable relevant nodes
> and link it together with the backlight control.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
> ---
>
> Changes since v6:
> - None
>
> arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 73 ++++++++++++++++++++++-
> 1 file changed, 72 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> index 551768f97729..db12d8678861 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
> @@ -20,7 +20,7 @@ aliases {
> serial0 = &qup2_uart17;
> };
>
> - backlight {
> + backlight: backlight {
> compatible = "pwm-backlight";
> pwms = <&pmc8280c_lpg 3 1000000>;
> enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
> @@ -34,6 +34,22 @@ chosen {
> stdout-path = "serial0:115200n8";
> };
>
> + vreg_edp_3p3: regulator-edp-3p3 {
> + compatible = "regulator-fixed";
> +
> + regulator-name = "VREG_EDP_3P3";
Looks like you forgot to change this to "VCC3LCD" which should be the
net name.
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpio = <&tlmm 25 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&edp_reg_en>;
> +
> + regulator-boot-on;
> + };
> +
> vreg_edp_bl: regulator-edp-bl {
> compatible = "regulator-fixed";
> @@ -494,6 +559,12 @@ hastings_reg_en: hastings-reg-en-state {
> &tlmm {
> gpio-reserved-ranges = <74 6>, <83 4>, <125 2>, <128 2>, <154 7>;
>
> + edp_reg_en: edp-reg-en-state {
> + pins = "gpio25";
> + function = "gpio";
> + drive-strength = <16>;
'bias-disable' as well?
> + };
> +
> kybd_default: kybd-default-state {
> disable-pins {
> pins = "gpio102";
Looks good otherwise,
Reviewed-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Johan
