arm64: dts: qcom: sdm845-db845c: Bring in LT9611

Enable MDSS and DSI and add the LT9611 HDMI bridge. DSI1 is supposedly
needed for 4k support, but is left commented out as this is yet to be
functional.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

1 files changed, 145 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index c35be25cb876..3ff12933b282 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -30,6 +30,17 @@
 		regulator-always-on;
 	};
 
+	hdmi-out {
+		compatible = "hdmi-connector";
+		type = "a";
+
+		port {
+			hdmi_con: endpoint {
+				remote-endpoint = <&lt9611_out>;
+			};
+		};
+	};
+
 	lt9611_1v8: lt9611-vdd18-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "LT9611_1V8";
@@ -313,12 +324,123 @@
 	};
 };
 
+&cdsp_pas {
+	status = "okay";
+	firmware-name = "qcom/db845c/cdsp.mdt";
+};
+
+&dsi0 {
+	status = "okay";
+	vdda-supply = <&vreg_l26a_1p2>;
+
+#if 0
+	qcom,dual-dsi-mode;
+	qcom,master-dsi;
+#endif
+
+	ports {
+		port@1 {
+			endpoint {
+				remote-endpoint = <&lt9611_a>;
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dsi0_phy {
+	status = "okay";
+	vdds-supply = <&vreg_l1a_0p875>;
+};
+
+#if 0
+&dsi1 {
+	status = "okay";
+	vdda-supply = <&vreg_l26a_1p2>;
+
+	qcom,dual-dsi-mode;
+
+	ports {
+		port@1 {
+			endpoint {
+				remote-endpoint = <&lt9611_b>;
+				data-lanes = <0 1 2 3>;
+			};
+		};
+	};
+};
+
+&dsi1_phy {
+	status = "okay";
+	vdds-supply = <&vreg_l1a_0p875>;
+};
+#endif
+
 &gcc {
 	protected-clocks = <GCC_QSPI_CORE_CLK>,
 			   <GCC_QSPI_CORE_CLK_SRC>,
 			   <GCC_QSPI_CNOC_PERIPH_AHB_CLK>;
 };
 
+&i2c10 {
+	status = "okay";
+	clock-frequency = <400000>;
+
+	hdmi-bridge@3b {
+		compatible = "lt,lt9611";
+		reg = <0x3b>;
+
+		interrupts-extended = <&tlmm 84 IRQ_TYPE_EDGE_FALLING>;
+
+		reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
+
+		vdd-supply = <&lt9611_1v8>;
+		vcc-supply = <&lt9611_3v3>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&lt9611_irq_pin>, <&dsi_sw_sel>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				lt9611_out: endpoint {
+					remote-endpoint = <&hdmi_con>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+
+				lt9611_a: endpoint {
+					remote-endpoint = <&dsi0_out>;
+				};
+			};
+
+#if 0
+			port@2 {
+				reg = <2>;
+
+				lt9611_b: endpoint {
+					remote-endpoint = <&dsi1_out>;
+				};
+			};
+#endif
+		};
+	};
+};
+
+&mdss {
+	status = "okay";
+};
+
+&mdss_mdp {
+	status = "okay";
+};
+
 &pcie0 {
 	status = "okay";
 	perst-gpio = <&tlmm 35 GPIO_ACTIVE_LOW>;
@@ -381,6 +503,12 @@
 };
 
 &tlmm {
+	lt9611_irq_pin: lt9611-irq {
+		pins = "gpio84";
+		function = "gpio";
+		bias-disable;
+	};
+
 	pcie0_pwren_state: pcie0-pwren {
 		pins = "gpio90";
 		function = "gpio";
@@ -440,6 +568,15 @@
 		function = "gpio";
 		bias-pull-up;
 	};
+
+	dsi_sw_sel: dsi-sw-sel {
+		pins = "gpio120";
+		function = "gpio";
+
+		drive-strength = <2>;
+		bias-disable;
+		output-high;
+	};
 };
 
 &uart6 {
@@ -534,6 +671,14 @@
 
 /* PINCTRL - additions to nodes defined in sdm845.dtsi */
 
+&qup_i2c10_default {
+	pinconf {
+		pins = "gpio55", "gpio56";
+		drive-strength = <2>;
+		bias-disable;
+	};
+};
+
 &qup_uart6_default {
 	pinmux {
 		pins = "gpio45", "gpio46", "gpio47", "gpio48";