From: Stephan Gerhold <stephan@xxxxxxxxxxx> Add the Samsung S6E88A0-AMS427AP24 panel to the device tree for the Samsung Galaxy S4 Mini Value Edition. By default the panel displays everything horizontally flipped, so add "flip-horizontal" to the panel node to correct that. Signed-off-by: Stephan Gerhold <stephan@xxxxxxxxxxx> Co-developed-by: Jakob Hauser <jahau@xxxxxxxxxxxxxx> Signed-off-by: Jakob Hauser <jahau@xxxxxxxxxxxxxx> --- Patch base is kernel/git/qcom/linux.git current branch "arm64-for-6.13". The panel driver was recently added to linux-next: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/log/drivers/gpu/drm/panel/panel-samsung-s6e88a0-ams427ap24.c?h=next-20241101 The associated dt-binding in linux-next is: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/Documentation/devicetree/bindings/display/panel/samsung,s6e88a0-ams427ap24.yaml?h=next-20241101 --- .../dts/qcom/msm8916-samsung-serranove.dts | 58 +++++++++++++++++++ 1 file changed, 58 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-serranove.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-serranove.dts index 5ce8f1350abc..caad1dead2e0 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-serranove.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-serranove.dts @@ -321,6 +321,41 @@ &blsp_uart2 { status = "okay"; }; +&gpu { + status = "okay"; +}; + +&mdss { + status = "okay"; +}; + +&mdss_dsi0 { + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&mdss_default>; + pinctrl-1 = <&mdss_sleep>; + + panel@0 { + compatible = "samsung,s6e88a0-ams427ap24"; + reg = <0>; + + vdd3-supply = <&pm8916_l17>; + vci-supply = <&pm8916_l6>; + reset-gpios = <&tlmm 25 GPIO_ACTIVE_LOW>; + flip-horizontal; + + port { + panel_in: endpoint { + remote-endpoint = <&mdss_dsi0_out>; + }; + }; + }; +}; + +&mdss_dsi0_out { + data-lanes = <0 1>; + remote-endpoint = <&panel_in>; +}; + &mpss_mem { reg = <0x0 0x86800000 0x0 0x5a00000>; }; @@ -330,6 +365,13 @@ &pm8916_resin { linux,code = <KEY_VOLUMEDOWN>; }; +&pm8916_rpm_regulators { + pm8916_l17: l17 { + regulator-min-microvolt = <2850000>; + regulator-max-microvolt = <2850000>; + }; +}; + &pm8916_vib { status = "okay"; }; @@ -425,6 +467,22 @@ imu_irq_default: imu-irq-default-state { bias-disable; }; + mdss_default: mdss-default-state { + pins = "gpio25"; + function = "gpio"; + + drive-strength = <8>; + bias-disable; + }; + + mdss_sleep: mdss-sleep-state { + pins = "gpio25"; + function = "gpio"; + + drive-strength = <2>; + bias-pull-down; + }; + muic_i2c_default: muic-i2c-default-state { pins = "gpio105", "gpio106"; function = "gpio"; -- 2.39.5
