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Commit 9d20c617 authored by Lei Chen's avatar Lei Chen Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: Add SPI display support for qcs405 sku2 



QCS405 sku2 uses SPI panel,so enable SPI display and
disable mdss to support SPI panel.

Change-Id: I9114abba8e03a98e079fc12b52a1c70a13cda095
Signed-off-by: default avatarLei Chen <chenlei@codeaurora.org>
parent e3df54a4

arch/arm64/boot/dts/qcom/qcs405-iot-sku2.dts

+147 −0
Original line number Diff line number Diff line
@@ -22,3 +22,150 @@ 
	compatible = "qcom,qcs405-iot", "qcom,qcs405", "qcom,iot";

	qcom,board-id = <0x010020 0x1>;

};



&gdsc_mdss {

	status = "disabled";

};



&clock_gcc_mdss {

	status = "disabled";

};



&mdss_mdp {

	status = "disabled";

	/delete-node/ qcom,mdss_fb_primary;

};



&mdss_dsi {

	status = "disabled";

};



&mdss_dsi0 {

	status = "disabled";

};



&soc {

	qcom,mdss_wb_panel {

		status = "disabled";

	};

};



&mdss_dsi0_pll {

	status = "disabled";

};



&mdss_dsi1_pll {

	status = "disabled";

};



&soc {

	mdss_spi_display: qcom,mdss_spi_display {

		compatible = "qcom,mdss-spi-display";

		label = "mdss spi display";



		mdss_fb0: qcom,mdss_fb_primary {

			cell-index = <0>;

			compatible = "qcom,mdss-fb";

		};

	};

};



#include "spi-panel-st7789v2-qvga-cmd.dtsi"



&soc {

	mdss_spi_panel: qcom,mdss_spi_panel {

		compatible = "qcom,mdss-spi-panel";

		label = "mdss spi panel";

		qcom,spi-pref-prim-pan = <&spi_st7789v2_qvga_cmd>;

		qcom,mdss-spi = <&mdss_spi_display>;

		qcom,mdss-fb-map = <&mdss_fb0>;

	};



	spi@7af5000 {  /* BLSP1 QUP2 */

		status = "ok";

		mdss_spi_client: qcom,mdss_spi_client {

			reg = <0>;

			compatible = "qcom,mdss-spi-client";

			label = "MDSS SPI QUP2 CLIENT";

			spi-max-frequency = <50000000>;

		};

	};

};



&mdss_te_active {

	mux {

		pins = "gpio57";

		function = "gpio";

	};

	config {

		pins = "gpio57";

		drive-strength = <2>; /* 2 mA */

		bias-pull-down; /* pull down*/

	};

};



&mdss_te_suspend {

	mux {

		pins = "gpio57";

		function = "gpio";

	};

	config {

		pins = "gpio57";

		drive-strength = <2>; /* 2 mA */

		bias-pull-down; /* pull down*/

	};

};



&pmx_mdss{

	mdss_spi_panel_active: mdss_spi_panel_active {

		mux {

			pins = "gpio39", "gpio42";

			drive-strength = <8>; /* 8 mA */

			bias-disable = <0>; /* no pull */

			output-high;

		};

	};



	mdss_spi_panel_suspend: mdss_spi_panel_suspend {

		mux {

			pins = "gpio39", "gpio42";

			drive-strength = <2>; /* 2 mA */

			bias-pull-down; /* pull down */

			input-enable;

		};

	};

};



&mdss_spi_panel {

	pinctrl-names = "mdss_default", "mdss_sleep";

	pinctrl-0 = <&mdss_te_active &mdss_spi_panel_active>;

	pinctrl-1 = <&mdss_te_suspend &mdss_spi_panel_suspend>;



	qcom,platform-te-gpio = <&tlmm 57 0>;

	qcom,platform-reset-gpio = <&tlmm 42 0>;

	qcom,platform-spi-dc-gpio = <&tlmm 39 0>;



	vddio-supply = <&pms405_l6>;



	qcom,panel-supply-entries {

		#address-cells = <1>;

		#size-cells = <0>;

		qcom,panel-supply-entry@0 {

			reg = <0>;

			qcom,supply-name = "vdd";

			qcom,supply-min-voltage = <2800000>;

			qcom,supply-max-voltage = <2800000>;

			qcom,supply-enable-load = <100000>;

			qcom,supply-disable-load = <100>;

		};



		qcom,panel-supply-entry@1 {

			reg = <1>;

			qcom,supply-name = "vddio";

			qcom,supply-min-voltage = <1800000>;

			qcom,supply-max-voltage = <1800000>;

			qcom,supply-enable-load = <100000>;

			qcom,supply-disable-load = <100>;

		};

	};

};