Unverified Commit 7081ba44 authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno
Browse files

arm64: dts: mediatek: mt8390-genio-common: Add Display on DSI0 

Configure the DSI0 display pipeline and add regulator, pinctrl
and display node to enable the Startek KD070FHFID078 panel found
on the MediaTek Genio 510 and Genio 700 EVKs.

Link: https://lore.kernel.org/r/20250220110948.45596-3-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
parent 21ce5896

arch/arm64/boot/dts/mediatek/mt8390-genio-common.dtsi

+137 −8
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 


/ {

	aliases {

		dsi0 = &disp_dsi0;

		ethernet0 = &eth;

		i2c0 = &i2c0;

		i2c1 = &i2c1;
@@ -34,6 +35,15 @@ aliases { 
		serial0 = &uart0;

	};



	backlight_lcm1: backlight-lcm1 {

		compatible = "pwm-backlight";

		brightness-levels = <0 1023>;

		default-brightness-level = <576>;

		num-interpolated-steps = <1023>;

		power-supply = <&reg_vsys>;

		pwms = <&disp_pwm1 0 500000>;

	};



	chosen {

		stdout-path = "serial0:921600n8";

	};
@@ -227,6 +237,28 @@ usb_p2_vbus: regulator-9 { 
		regulator-max-microvolt = <5000000>;

		enable-active-high;

	};



	lcm1_iovcc: regulator-vio18-lcm1 {

		compatible = "regulator-fixed";

		regulator-name = "vio18_lcm1";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		enable-active-high;

		gpio = <&pio 111 GPIO_ACTIVE_HIGH>;

		pinctrl-names = "default";

		pinctrl-0 = <&dsi0_vreg_en_pins>;

		vin-supply = <&reg_vsys>;

	};



	lcm1_vddp: regulator-vsys-lcm1 {

		compatible = "regulator-fixed";

		regulator-name = "vsys_lcm1";

		regulator-min-microvolt = <4200000>;

		regulator-max-microvolt = <4200000>;

		regulator-always-on;

		regulator-boot-on;

		vin-supply = <&reg_vsys>;

	};

};



&adsp {
@@ -239,6 +271,67 @@ &afe { 
	status = "okay";

};



&disp_dsi0 {

	#address-cells = <1>;

	#size-cells = <0>;

	status = "okay";



	panel@0 {

		compatible = "startek,kd070fhfid078", "himax,hx8279";

		reg = <0>;

		backlight = <&backlight_lcm1>;

		enable-gpios = <&pio 45 GPIO_ACTIVE_HIGH>;

		reset-gpios = <&pio 25 GPIO_ACTIVE_HIGH>;

		iovcc-supply = <&lcm1_iovcc>;

		vdd-supply = <&lcm1_vddp>;

		pinctrl-names = "default";

		pinctrl-0 = <&panel_default_pins>;



		port {

			dsi_panel_in: endpoint {

				remote-endpoint = <&dsi0_out>;

			};

		};

	};



	ports {

		#address-cells = <1>;

		#size-cells = <0>;



		port@0 {

			reg = <0>;

			dsi0_in: endpoint {

				remote-endpoint = <&dither0_out>;

			};

		};



		port@1 {

			reg = <1>;

			dsi0_out: endpoint {

				remote-endpoint = <&dsi_panel_in>;

			};

		};

	};

};



&disp_pwm1 {

	pinctrl-names = "default";

	pinctrl-0 = <&disp_pwm1_pins>;

	status = "okay";

};



&dither0_in {

	remote-endpoint = <&postmask0_out>;

};



&dither0_out {

	remote-endpoint = <&dsi0_in>;

};



&gamma0_out {

	remote-endpoint = <&postmask0_in>;

};



&gpu {

	mali-supply = <&mt6359_vproc2_buck_reg>;

	status = "okay";
@@ -390,6 +483,10 @@ &mfg1 { 
	domain-supply = <&mt6359_vsram_others_ldo_reg>;

};



&mipi_tx_config0 {

	status = "okay";

};



&mmc0 {

	status = "okay";

	pinctrl-names = "default", "state_uhs";
@@ -499,6 +596,10 @@ &mt6359codec { 
	mediatek,mic-type-1 = <3>; /* DCC */

};



&ovl0_in {

	remote-endpoint = <&vdosys0_ep_main>;

};



&pcie {

	pinctrl-names = "default";

	pinctrl-0 = <&pcie_default_pins>;
@@ -537,6 +638,12 @@ pins-cmd-dat { 
		};

	};



	disp_pwm1_pins: disp-pwm1-pins {

		pins-pwm {

			pinmux = <PINMUX_GPIO30__FUNC_O_DISP_PWM1>;

		};

	};



	dptx_pins: dptx-pins {

		pins-cmd-dat {

			pinmux = <PINMUX_GPIO46__FUNC_I0_DP_TX_HPD>;
@@ -857,20 +964,22 @@ pins-dat1 { 
		};

	};



	panel_default_pins: panel-default-pins {

		pins-dcdc {

			pinmux = <PINMUX_GPIO45__FUNC_B_GPIO45>;

			output-low;

		};



		pins-en {

	dsi0_vreg_en_pins: dsi0-vreg-en-pins {

		pins-pwr-en {

			pinmux = <PINMUX_GPIO111__FUNC_B_GPIO111>;

			output-low;

		};

	};



	panel_default_pins: panel-default-pins {

		pins-rst {

			pinmux = <PINMUX_GPIO25__FUNC_B_GPIO25>;

			output-high;

			output-low;

		};



		pins-en {

			pinmux = <PINMUX_GPIO45__FUNC_B_GPIO45>;

			output-low;

		};

	};
@@ -1055,6 +1164,14 @@ power-key { 
	};

};



&postmask0_in {

	remote-endpoint = <&gamma0_out>;

};



&postmask0_out {

	remote-endpoint = <&dither0_in>;

};



&scp_cluster {

	status = "okay";

};
@@ -1124,6 +1241,18 @@ &uart2 { 
	status = "okay";

};



&vdosys0 {

	port {

		#address-cells = <1>;

		#size-cells = <0>;



		vdosys0_ep_main: endpoint@0 {

			reg = <0>;

			remote-endpoint = <&ovl0_in>;

		};

	};

};



&u3phy0 {

	status = "okay";

};