[PATCH 3/3] arm64: dts: mediatek: mt6795-xperia-m5: Add DSI Display and its vregs

AngeloGioacchino Del Regno
2023-07-20T09:18:19Z

Add support for the DSI display found on the Sony Xperia M5, including
the necessary regulators configuration for it.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
.../dts/mediatek/mt6795-sony-xperia-m5.dts | 69 +++++++++++++++++++
1 file changed, 69 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
index ecdf00707a44..7364c7278276 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
+++ b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts
@@ -66,6 +66,65 @@ bootloader-region@46000000 {
no-map;
};
};
+
+ vreg_disp_avdd: regulator-disp-avdd {
+ compatible = "regulator-fixed";
+ regulator-name = "disp_avdd";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&pio 138 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ vreg_disp_avee: regulator-disp-avee {
+ compatible = "regulator-fixed";
+ regulator-name = "disp_avee";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&pio 139 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ vreg_disp_vddh: regulator-disp-vddh {
+ compatible = "regulator-fixed";
+ regulator-name = "disp_vddh";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ regulator-boot-on;
+ };
+};
+
+&dsi0 {
+ status = "okay";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ panel: panel@0 {
+ compatible = "sharp,ls060t1sx01";
+ reg = <0>;
+ avdd-supply = <&vreg_disp_avdd>;
+ avee-supply = <&vreg_disp_avee>;
+ vddi-supply = <&mt6331_vgp3_reg>;
+ vddh-supply = <&vreg_disp_vddh>;
+ reset-gpios = <&pio 106 GPIO_ACTIVE_LOW>;
+ backlight = <&backlight_lcd0>;
+
+ pinctrl-0 = <&disp_rst_pins>;
+ pinctrl-names = "default";
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+ };
+
+ port {
+ dsi0_out: endpoint {
+ remote-endpoint = <&panel_in>;
+ };
+ };
};

&fhctl {
@@ -180,7 +239,17 @@ &mmc2 {
status = "okay";
};

+&mt6331_vgp3_reg {
+ regulator-min-microvolt = <1800000>;
+};
+
&pio {
+ disp_rst_pins: lcm-pins {
+ pins-rst {
+ pinmux = <PINMUX_GPIO106__FUNC_GPIO106>;
+ };
+ };
+
mmc0_pins_default: emmc-sdr-pins {
pins-cmd-dat {
pinmux = <PINMUX_GPIO154__FUNC_MSDC0_DAT0>,
--
2.40.1