Qcom618 lvds support

Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml

@@ -37,18 +37,56 @@ properties:
 
     properties:
       port@0:
-        $ref: /schemas/graph.yaml#/properties/port
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
         description:
           Primary MIPI DSI port-1 for MIPI input or
           LVDS port-1 for LVDS input or DPI input.
 
+        properties:
+          endpoint:
+            $ref: /schemas/media/video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              data-lanes:
+                description: array of physical DSI data lane indexes.
+                minItems: 1
+                items:
+                  - const: 1
+                  - const: 2
+                  - const: 3
+                  - const: 4
+
+            required:
+              - data-lanes
+
       port@1:
-        $ref: /schemas/graph.yaml#/properties/port
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
         description:
           Additional MIPI port-2 for MIPI input or LVDS port-2
           for LVDS input. Used in combination with primary
           port-1 to drive higher resolution displays
 
+        properties:
+          endpoint:
+            $ref: /schemas/media/video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              data-lanes:
+                description: array of physical DSI data lane indexes.
+                minItems: 1
+                items:
+                  - const: 1
+                  - const: 2
+                  - const: 3
+                  - const: 4
+
+            required:
+              - data-lanes
+
       port@2:
         $ref: /schemas/graph.yaml#/properties/port
         description:
@@ -100,6 +138,7 @@ examples:
             reg = <0>;
 
             endpoint {
+              data-lanes = <1 2 3 4>;
               remote-endpoint = <&dsi0_out>;
             };
           };

Documentation/devicetree/bindings/display/panel/panel-simple-lvds-dual-ports.yaml

@@ -42,6 +42,8 @@ properties:
       - auo,g190ean01
         # BOE AV123Z7M-N17 12.3" (1920x720) LVDS TFT LCD panel
       - boe,av123z7m-n17
+        # BOE DV215FHM-R01 21.5" FHD (1920x1080) dual-channel LVDS panel
+      - boe,dv215fhm-r01
         # Kaohsiung Opto-Electronics Inc. 10.1" WUXGA (1920 x 1200) LVDS TFT LCD panel
       - koe,tx26d202vm0bwa
         # Lincoln Technology Solutions, LCD185-101CT 10.1" TFT 1920x1200

arch/arm64/boot/dts/qcom/Makefile

@@ -60,6 +60,9 @@ dtb-$(CONFIG_ARCH_QCOM)	+= lemans-evk-el2.dtb
 
 lemans-evk-ifp-mezzanine-dtbs	:= lemans-evk.dtb lemans-evk-ifp-mezzanine.dtbo
 
+lemans-evk-lvds-boe,dv215fhm-r01-dtbs := lemans-evk.dtb lemans-evk-ifp-mezzanine.dtbo lemans-evk-lvds-boe,dv215fhm-r01.dtbo
+dtb-$(CONFIG_ARCH_QCOM) += lemans-evk-lvds-boe,dv215fhm-r01.dtb
+
 dtb-$(CONFIG_ARCH_QCOM)	+= lemans-evk-ifp-mezzanine.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= lemans-evk-ifp-mezzanine.dtbo
 dtb-$(CONFIG_ARCH_QCOM)	+= monaco-ac-evk.dtb
@@ -81,6 +84,9 @@ monaco-evk-ifp-mezzanine-dtbs	:= monaco-evk.dtb monaco-evk-ifp-mezzanine.dtbo
 dtb-$(CONFIG_ARCH_QCOM)	+= monaco-evk-ifp-mezzanine.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= monaco-evk-ifp-mezzanine.dtbo
 
+monaco-evk-lvds-boe,dv215fhm-r01-dtbs := monaco-evk.dtb monaco-evk-ifp-mezzanine.dtbo monaco-evk-lvds-boe,dv215fhm-r01.dtbo
+dtb-$(CONFIG_ARCH_QCOM) += monaco-evk-lvds-boe,dv215fhm-r01.dtb
+
 monaco-evk-sd-card-dtbs := monaco-evk.dtb monaco-evk-sd-card.dtbo
 dtb-$(CONFIG_ARCH_QCOM) += monaco-evk-sd-card.dtb
 
@@ -204,6 +210,11 @@ dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2-industrial-mezzanine.dtbo
 qcs6490-rb3gen2-industrial-mezzanine-el2-dtbs := qcs6490-rb3gen2-industrial-mezzanine.dtb kodiak-el2.dtbo
 dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2-industrial-mezzanine-el2.dtb
 
+qcs6490-rb3gen2-industrial-mezzanine-lvds-boe,dv215fhm-r01-dtbs := \
+	qcs6490-rb3gen2.dtb qcs6490-rb3gen2-industrial-mezzanine.dtbo \
+	qcs6490-rb3gen2-industrial-mezzanine-lvds-boe,dv215fhm-r01.dtbo
+dtb-$(CONFIG_ARCH_QCOM) += qcs6490-rb3gen2-industrial-mezzanine-lvds-boe,dv215fhm-r01.dtb
+
 dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2-industrial-mezzanine-bt-uart.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2-vision-mezzanine.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= qcs6490-rb3gen2-vision-mezzanine.dtbo

arch/arm64/boot/dts/qcom/lemans-evk-lvds-boe,dv215fhm-r01.dtso

@@ -0,0 +1,113 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+&{/} {
+	model = "Qualcomm Technologies, Inc. Lemans EVK LVDS";
+
+	panel_lvds: panel-lvds {
+		compatible = "boe,dv215fhm-r01";
+		power-supply = <&lcd_disp_bias>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				dual-lvds-odd-pixels;
+
+				panel_in_lvds_odd: endpoint {
+					remote-endpoint = <&lt9211c_out_odd>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				dual-lvds-even-pixels;
+
+				panel_in_lvds_even: endpoint {
+					remote-endpoint = <&lt9211c_out_even>;
+				};
+			};
+		};
+	};
+
+	lcd_disp_bias: regulator-lcd-disp-bias {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd_disp_bias";
+		regulator-min-microvolt = <5500000>;
+		regulator-max-microvolt = <5500000>;
+		gpio = <&expander3 1 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+};
+
+&i2c1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&qup_i2c1_default>;
+
+	status = "okay";
+
+	lt9211c_codec: lvds-bridge@2d {
+		compatible = "lontium,lt9211c";
+		reg = <0x2d>;
+		reset-gpios = <&tlmm 37 GPIO_ACTIVE_HIGH>;
+		vccio-supply = <&vreg_s4a>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				lt9211c_in: endpoint {
+					data-lanes = <1 2 3 4>;
+					remote-endpoint = <&mdss0_dsi0_out>;
+				};
+			};
+
+			port@2 {
+				reg = <2>;
+
+				lt9211c_out_odd: endpoint {
+					remote-endpoint = <&panel_in_lvds_odd>;
+				};
+			};
+
+			port@3 {
+				reg = <3>;
+
+				lt9211c_out_even: endpoint {
+					remote-endpoint = <&panel_in_lvds_even>;
+				};
+			};
+		};
+	};
+};
+
+&mdss0_dsi0 {
+	vdda-supply = <&vreg_l1c>;
+
+	status = "okay";
+};
+
+&mdss0_dsi0_out {
+	data-lanes = <0 1 2 3>;
+	remote-endpoint = <&lt9211c_in>;
+};
+
+&mdss0_dsi0_phy {
+	vdds-supply = <&vreg_l4a>;
+
+	status = "okay";
+};

arch/arm64/boot/dts/qcom/monaco-evk-lvds-boe,dv215fhm-r01.dtso

@@ -0,0 +1,114 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+&{/} {
+	model = "Qualcomm Technologies, Inc. Monaco EVK LVDS";
+
+	panel_lvds: panel-lvds {
+		compatible = "boe,dv215fhm-r01";
+		power-supply = <&lcd_disp_bias>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				dual-lvds-odd-pixels;
+
+				panel_in_lvds_odd: endpoint {
+					remote-endpoint = <&lt9211c_out_odd>;
+				};
+			};
+
+			port@1 {
+				reg = <1>;
+				dual-lvds-even-pixels;
+
+				panel_in_lvds_even: endpoint {
+					remote-endpoint = <&lt9211c_out_even>;
+				};
+			};
+		};
+	};
+
+	lcd_disp_bias: regulator-lcd-disp-bias {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd_disp_bias";
+		regulator-min-microvolt = <5500000>;
+		regulator-max-microvolt = <5500000>;
+		gpio = <&expander3 1 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+};
+
+&i2c8 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&qup_i2c8_data_clk>;
+
+	status = "okay";
+
+	lt9211c_codec: lvds-bridge@2d {
+		compatible = "lontium,lt9211c";
+		reg = <0x2d>;
+		reset-gpios = <&tlmm 66 GPIO_ACTIVE_HIGH>;
+		vccio-supply = <&vreg_l5a>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+
+				lt9211c_in: endpoint {
+					data-lanes = <1 2 3 4>;
+					remote-endpoint = <&mdss_dsi0_out>;
+				};
+			};
+
+			port@2 {
+				reg = <2>;
+
+				lt9211c_out_odd: endpoint {
+					remote-endpoint = <&panel_in_lvds_odd>;
+				};
+			};
+
+			port@3 {
+				reg = <3>;
+
+				lt9211c_out_even: endpoint {
+					remote-endpoint = <&panel_in_lvds_even>;
+				};
+			};
+		};
+	};
+};
+
+&mdss_dsi0 {
+	vdda-supply = <&vreg_l5a>;
+
+	status = "okay";
+};
+
+&mdss_dsi0_out {
+	data-lanes = <0 1 2 3>;
+	remote-endpoint = <&lt9211c_in>;
+};
+
+&mdss_dsi0_phy {
+	vdds-supply = <&vreg_l4a>;
+
+	status = "okay";
+};
+