Cleaned up version of Edatec HMI drivers

arch/arm/boot/dts/overlays/Makefile

@@ -337,6 +337,8 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	vc4-kms-dpi-hyperpixel4sq.dtbo \
 	vc4-kms-dpi-panel.dtbo \
 	vc4-kms-dsi-7inch.dtbo \
+	vc4-kms-dsi-edatec-panel-070c.dtbo \
+	vc4-kms-dsi-edatec-panel-101c.dtbo \
 	vc4-kms-dsi-generic.dtbo \
 	vc4-kms-dsi-ili79600-10-1inch.dtbo \
 	vc4-kms-dsi-ili9881-5inch.dtbo \

arch/arm/boot/dts/overlays/README

@@ -5791,6 +5791,36 @@ Params: sizex                   Touchscreen size x (default 800)
                                 the default DSI1 and i2c_csi_dsi).
 
 
+Name:   vc4-kms-dsi-edatec-panel-070c
+Info:   Enable the edatec DSI 7" screen.
+        support ed-dispr-070c.
+        support ed-dispr5-070c.
+        support ed-dispr4-070c.
+Load:   dtoverlay=vc4-kms-dsi-edatec-panel-070c,<param>=<val>
+Params: i2c1                    Use i2c1
+        interrupt               GPIO pin for interrupt signal(default 2)
+        cm0                     the default DSI1 and i2c_csi_dsi
+        pi4                     the default DSI1 and i2c_csi_dsi
+        cm4                     the default DSI1 and i2c_csi_dsi
+        pi5                     the default DSI1 and i2c_csi_dsi
+        cm5                     the default DSI0 and i2c_csi_dsi0
+
+
+Name:   vc4-kms-dsi-edatec-panel-101c
+Info:   Enable the edatec DSI 10" screen.
+        support ed-dispr-101c.
+        support ed-dispr5-101c.
+        support ed-dispr4-101c.
+Load:   dtoverlay=vc4-kms-dsi-edatec-panel-101c,<param>=<val>
+Params: rotation                Display rotation {0,90,180,270} (default 0)
+        interrupt               GPIO pin for interrupt signal(default 2)
+        cm0                     the default DSI1 and i2c_csi_dsi
+        pi4                     the default DSI1 and i2c_csi_dsi
+        cm4                     the default DSI1 and i2c_csi_dsi
+        pi5                     the default DSI1 and i2c_csi_dsi
+        cm5                     the default DSI0 and i2c_csi_dsi0
+
+
 Name:   vc4-kms-dsi-generic
 Info:   Enable a generic DSI display under KMS.
         Default timings are for a 840x480 RGB888 panel.

arch/arm/boot/dts/overlays/vc4-kms-dsi-edatec-panel-070c-overlay.dts

@@ -0,0 +1,124 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	compatible = "brcm,bcm2835";
+
+	i2c_frag: fragment@0 {
+		target = <&i2c_csi_dsi>;
+		__overlay__ {
+			#gpio-cells = <2>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			reg_display: reg_display@27 {
+				reg = <0x27>;
+				compatible = "edatec,disp-regulator";
+
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gt911: gt911@14 {
+				compatible = "goodix,gt911";
+				reg = <0x14>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&gt911_pins>;
+
+				reset-gpios = <&reg_display 3 0>;
+				interrupt-parent = <&gpio>;
+				interrupts = <2 2>;
+				irq-gpios = <&gpio 2 0>;
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&dsi1>;
+		__overlay__ {
+			status = "okay";
+			port {
+				dsi_out: endpoint {
+					remote-endpoint = <&panel_in>;
+				};
+			};
+
+			panel: panel@0 {
+				reg = <0>;
+				compatible = "rzw,t70p383rk", "panel-dsi";
+				backlight = <&reg_display>;
+
+				width-mm = <154>;
+				height-mm = <86>;
+				dsi-color-format = "RGB888";
+				mode = "MODE_VIDEO","MODE_VIDEO_SYNC_PULSE";
+
+				timing: panel-timing {
+					clock-frequency = <41000000>;
+					hactive = <1024>;
+					hfront-porch = <40>;
+					hsync-len = <10>;
+					hback-porch = <40>;
+					vactive = <600>;
+					vfront-porch = <4>;
+					vsync-len = <2>;
+					vback-porch = <4>;
+				};
+
+				port {
+					panel_in: endpoint {
+						data-lanes = <1 2>;
+						remote-endpoint = <&dsi_out>;
+					};
+				};
+			};
+		};
+	};
+
+	fragment@2 {
+		target = <&i2c0if>;
+		__overlay__ {
+			status = "okay";
+		};
+	};
+
+	fragment@3 {
+		target = <&i2c0mux>;
+		__overlay__ {
+			status = "okay";
+		};
+	};
+
+	fragment@4 {
+		target = <&i2c1>;
+		__dormant__ {
+			status = "okay";
+		};
+	};
+
+	fragment@5 {
+		target = <&gpio>;
+		__overlay__ {
+			gt911_pins: gt911_pins {
+				brcm,pins = <2>;
+				brcm,function = <0>;
+				brcm,pull = <2>;
+			};
+		};
+	};
+
+	__overrides__ {
+		i2c1 = <&i2c_frag>, "target:0=",<&i2c1>,
+				<0>,"-2-3+4";
+		interrupt = <&gt911_pins>,"brcm,pins:0",
+			<&gt911>,"interrupts:0",
+			<&gt911>,"irq-gpios:4";
+
+		pi4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>;
+		cm4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>;
+		pi5 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>;
+		cm5 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>;
+		cm0 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>;
+	};
+};

arch/arm/boot/dts/overlays/vc4-kms-dsi-edatec-panel-101c-overlay.dts

@@ -0,0 +1,134 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+	compatible = "brcm,bcm2835";
+
+	fragment@0 {
+		target-path = "/";
+		__overlay__ {
+			vdd_lcd: fixedregulator_lcd {
+				compatible = "regulator-fixed";
+				regulator-name = "vdd_lcd";
+
+				gpios = <&reg_display 4 0>;
+				startup-delay-us = <5000>;
+				regulator-boot-on;
+				enable-active-high;
+			};
+		};
+	};
+
+	fragment@1 {
+		target = <&dsi1>;
+		__overlay__{
+			status = "okay";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			port {
+				dsi_out_port:endpoint {
+					remote-endpoint = <&panel_dsi_port>;
+				};
+			};
+
+			ili9881c:ili9881c@0 {
+				compatible    = "rzw,t101p136cq-rpi4";
+				status        = "okay";
+				reg           = <0>;
+
+				reset-gpios = <&reg_display 2 GPIO_ACTIVE_LOW>;
+				backlight = <&reg_display>;
+				power-supply = <&vdd_lcd>;
+				rotation = <270>;
+
+				port {
+					panel_dsi_port: endpoint {
+						remote-endpoint = <&dsi_out_port>;
+					};
+				};
+			};
+		};
+	};
+
+	fragment@2 {
+		target = <&i2c0if>;
+		__overlay__ {
+			status = "okay";
+		};
+	};
+
+	fragment@3 {
+		target = <&i2c0mux>;
+		__overlay__ {
+			status = "okay";
+		};
+	};
+
+	fragment@4 {
+		target = <&gpio>;
+		__overlay__ {
+			gt928_pins: gt928_pins {
+				brcm,pins = <16>;
+				brcm,function = <0>;
+				brcm,pull = <2>;
+			};
+		};
+	};
+
+	i2c_frag: fragment@5 {
+		target = <&i2c_csi_dsi>;
+		__overlay__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			reg_display: reg_display@27 {
+				compatible = "edatec,disp-regulator";
+				reg = <0x27>;
+				gpio-controller;
+				#gpio-cells = <2>;
+			};
+
+			gt928:gt928@14 {
+				compatible = "goodix,gt928";
+				reg = <0x14>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&gt928_pins>;
+
+				reset-gpios = <&reg_display 3 0>;
+				interrupt-parent = <&gpio>;
+				interrupts = <16 2>;
+				irq-gpios = <&gpio 16 0>;
+			};
+		};
+	};
+
+	fragment@6 {
+		target = <&ili9881c>;
+		__dormant__ {
+			compatible = "rzw,t101p136cq-rpi4-lite";
+		};
+	};
+
+	fragment@7 {
+		target = <&ili9881c>;
+		__dormant__ {
+			compatible = "rzw,t101p136cq-rpi5";
+		};
+	};
+
+	__overrides__ {
+		interrupt = <&gt928_pins>,"brcm,pins:0",
+			<&gt928>,"interrupts:0",
+			<&gt928>,"irq-gpios:4";
+		rotation = <&ili9881c>,"rotation:0";
+
+		pi4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>,<0>, "+6";
+		cm4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>;
+		pi5 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>,<0>, "+7";
+		cm5 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>,<0>, "+7";
+		cm0 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi>,<0>, "+6";
+	};
+};