[PATCH v4 3/3] arm64: dts: sdm845: Add display nodes to MTP dts

Jeykumar Sankaran jsanka at codeaurora.org
Fri Nov 2 22:26:16 UTC 2018


Add mdss, dsi, dsi_phy, dsi pinctrl  and truly nt35597 panel nodes to
sdm845 MTP board dtsi.

Changes in v4:
	- patch introduced in the series
	- move around added nodes to preserve alphabetical order (Doug Anderson)

Signed-off-by: Jeykumar Sankaran <jsanka at codeaurora.org>
---
 arch/arm64/boot/dts/qcom/sdm845-mtp.dts | 124 ++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
index eedfaf8..eb2a05b 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
@@ -7,6 +7,7 @@
 
 /dts-v1/;
 
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 #include "sdm845.dtsi"
 
@@ -343,11 +344,118 @@
 	};
 };
 
+&dsi0 {
+	status = "okay";
+	qcom,dual-dsi-mode;
+	qcom,master-dsi;
+	qcom,sync-dual-dsi;
+
+	vdda-supply = <&vdda_mipi_dsi0_1p2>;
+
+	panel at 0 {
+		compatible = "truly,nt35597-2K-display";
+		reg = <0>;
+
+		vdda-supply = <&vreg_l14a_1p88>;
+		vdispp-supply = <&lab_regulator>;
+		vdispn-supply = <&ibb_regulator>;
+
+		pinctrl-names = "default", "suspend";
+		pinctrl-0 = <&dpu_dsi_active>;
+		pinctrl-1 = <&dpu_dsi_suspend>;
+
+		reset-gpios = <&tlmm 6 GPIO_ACTIVE_HIGH>;
+		mode-gpios = <&tlmm 52 GPIO_ACTIVE_HIGH>;
+
+		display-timings {
+			timing0: timing-0 {
+				/* originally
+				 * 268316160 Mhz,
+				 * but value below fits
+				 * better w/ downstream
+				 */
+				clock-frequency = <268316138>;
+				hactive = <1440>;
+				vactive = <2560>;
+				hfront-porch = <200>;
+				hback-porch = <64>;
+				hsync-len = <32>;
+				vfront-porch = <8>;
+				vback-porch = <7>;
+				vsync-len = <1>;
+			};
+		};
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			port at 0 {
+				reg = <0>;
+				panel0_in: endpoint {
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+
+			port at 1 {
+				reg = <1>;
+				panel1_in: endpoint {
+					remote-endpoint = <&dsi1_out>;
+				};
+			};
+		};
+	};
+
+	ports {
+		port at 1 {
+			endpoint {
+				remote-endpoint = <&panel0_in>;
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dsi0_phy {
+	status = "okay";
+	vdds-supply = <&vdda_mipi_dsi0_pll>;
+};
+
+&dsi1 {
+	status = "okay";
+
+	qcom,dual-dsi-mode;
+	qcom,sync-dual-dsi;
+
+	vdda-supply = <&vdda_mipi_dsi1_1p2>;
+
+	ports {
+		port at 1 {
+			endpoint {
+				remote-endpoint = <&panel1_in>;
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dsi1_phy {
+	status = "okay";
+	vdds-supply = <&vdda_mipi_dsi1_pll>;
+};
+
 &i2c10 {
 	status = "okay";
 	clock-frequency = <400000>;
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_mdp {
+	status = "okay";
+};
+
 &qupv3_id_1 {
 	status = "okay";
 };
@@ -419,6 +527,22 @@
 
 /* PINCTRL - additions to nodes defined in sdm845.dtsi */
 
+&dpu_dsi_active {
+	pinconf {
+		pins = "gpio6", "gpio52";
+		drive-strength = <8>;
+		bias-disable;
+	};
+};
+
+&dpu_dsi_suspend {
+	pinconf {
+		pins = "gpio6", "gpio52";
+		drive-strength = <2>;
+		bias-pull-down;
+	};
+};
+
 &qup_i2c10_default {
 	pinconf {
 		pins = "gpio55", "gpio56";
-- 
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