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FrankLeeEDApelwell
FrankLeeEDA
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pelwell
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arm64: dts: overlays: add edatec 101c and 070c DSI panel overlays
Add overlays for edatec 10inch (101c) and 7inch (070c) DSI panels. Update Makefile to build these new overlays and README to document their usage. Signed-off-by: FrankLeeEDA <Fli@edatec.cn>
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‎arch/arm/boot/dts/overlays/Makefile‎

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

‎arch/arm/boot/dts/overlays/README‎

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@@ -5791,6 +5791,29 @@ Params: sizex Touchscreen size x (default 800)
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the default DSI1 and i2c_csi_dsi).
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Name: vc4-kms-dsi-edatec-panel-070c
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Info: Enable the edatec DSI 7" screen.
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support ed-dispr-070c.
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support ed-dispr5-070c.
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support ed-dispr4-070c.
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Load: dtoverlay=vc4-kms-dsi-edatec-panel-070c,<param>=<val>
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Params: interrupt GPIO pin for interrupt signal(default 16)
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i2c1 Use i2c-1
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i2c4 Use i2c-4 (specialized for CM5)
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Name: vc4-kms-dsi-edatec-panel-101c
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Info: Enable the edatec DSI 10" screen.
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support ed-dispr-101c.
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support ed-dispr5-101c.
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support ed-dispr4-101c.
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Load: dtoverlay=vc4-kms-dsi-edatec-panel-101c,<param>=<val>
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Params: rotation Display rotation {0,90,180,270} (default 270)
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interrupt GPIO pin for interrupt signal(default 16)
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i2c1 Use i2c-1
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i2c4 Use i2c-4 (specialized for CM5)
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Name: vc4-kms-dsi-generic
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Info: Enable a generic DSI display under KMS.
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Default timings are for a 840x480 RGB888 panel.

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

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/dts-v1/;
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/plugin/;
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/ {
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compatible = "brcm,bcm2835";
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i2c_frag: fragment@0 {
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target = <&i2c_csi_dsi>;
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__overlay__ {
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#gpio-cells = <2>;
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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reg_display: reg_display@27 {
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reg = <0x27>;
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compatible = "edatec,disp-regulator";
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gpio-controller;
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#gpio-cells = <2>;
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};
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gt911: gt911@14 {
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compatible = "goodix,gt911";
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reg = <0x14>;
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pinctrl-names = "default";
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pinctrl-0 = <&gt911_pins>;
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reset-gpios = <&reg_display 3 0>;
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interrupt-parent = <&gpio>;
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interrupts = <16 2>;
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irq-gpios = <&gpio 16 0>;
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};
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};
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};
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fragment@1 {
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target = <&dsi1>;
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__overlay__ {
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status = "okay";
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port {
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dsi_out: endpoint {
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remote-endpoint = <&panel_in>;
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};
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};
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panel: panel@0 {
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reg = <0>;
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compatible = "panel-dsi";
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backlight = <&reg_display>;
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width-mm = <154>;
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height-mm = <86>;
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dsi-color-format = "RGB888";
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mode = "MODE_VIDEO","MODE_VIDEO_SYNC_PULSE";
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timing: panel-timing {
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clock-frequency = <41000000>;
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hactive = <1024>;
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hfront-porch = <40>;
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hsync-len = <10>;
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hback-porch = <40>;
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vactive = <600>;
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vfront-porch = <4>;
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vsync-len = <2>;
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vback-porch = <4>;
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};
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port {
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panel_in: endpoint {
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data-lanes = <1 2>;
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remote-endpoint = <&dsi_out>;
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};
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};
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};
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};
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};
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fragment@2 {
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target = <&i2c0if>;
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__overlay__ {
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status = "okay";
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};
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};
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fragment@3 {
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target = <&i2c0mux>;
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__overlay__ {
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status = "okay";
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};
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};
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fragment@4 {
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target = <&i2c1>;
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__dormant__ {
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status = "okay";
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};
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};
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fragment@5 {
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target = <&gpio>;
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__overlay__ {
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gt911_pins: gt911_pins {
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brcm,pins = <16>;
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brcm,function = <0>;
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brcm,pull = <2>;
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};
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};
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};
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__overrides__ {
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i2c1 = <&i2c_frag>, "target:0=",<&i2c1>,
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<0>,"-2-3+4";
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i2c4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>;
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interrupt = <&gt911_pins>,"brcm,pins:0",
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<&gt911>,"interrupts:0",
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<&gt911>,"irq-gpios:4";
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};
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};

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

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/dts-v1/;
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/plugin/;
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#include <dt-bindings/gpio/gpio.h>
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/ {
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compatible = "brcm,bcm2835";
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fragment@0 {
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target-path = "/";
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__overlay__ {
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vdd_lcd: fixedregulator_lcd {
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compatible = "regulator-fixed";
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regulator-name = "vdd_lcd";
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gpios = <&reg_display 4 GPIO_ACTIVE_HIGH>;
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startup-delay-us = <5000>;
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enable-active-high;
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};
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};
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};
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fragment@1 {
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target = <&dsi1>;
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__overlay__{
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status = "okay";
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#address-cells = <1>;
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#size-cells = <0>;
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port {
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dsi_out_port:endpoint {
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remote-endpoint = <&panel_dsi_port>;
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};
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};
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ili9881c:ili9881c@0 {
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compatible = "rzw,t101p136cq";
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status = "okay";
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reg = <0>;
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reset-gpios = <&reg_display 2 GPIO_ACTIVE_LOW>;
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backlight = <&reg_display>;
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power-supply = <&vdd_lcd>;
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rotation = <270>;
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port {
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panel_dsi_port: endpoint {
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remote-endpoint = <&dsi_out_port>;
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};
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};
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};
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};
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};
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fragment@2 {
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target = <&i2c0if>;
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__overlay__ {
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status = "okay";
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};
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};
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fragment@3 {
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target = <&i2c0mux>;
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__overlay__ {
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status = "okay";
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};
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};
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fragment@4 {
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target = <&gpio>;
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__overlay__ {
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gt928_pins: gt928_pins {
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brcm,pins = <16>;
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brcm,function = <0>;
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brcm,pull = <2>;
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};
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};
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};
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i2c_frag: fragment@5 {
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target = <&i2c_csi_dsi>;
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__overlay__ {
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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reg_display: reg_display@27 {
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compatible = "edatec,disp-regulator";
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reg = <0x27>;
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gpio-controller;
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#gpio-cells = <2>;
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};
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gt928:gt928@14 {
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compatible = "goodix,gt928";
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reg = <0x14>;
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pinctrl-names = "default";
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pinctrl-0 = <&gt928_pins>;
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reset-gpios = <&reg_display 3 GPIO_ACTIVE_HIGH>;
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interrupt-parent = <&gpio>;
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interrupts = <16 2>;
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irq-gpios = <&gpio 16 GPIO_ACTIVE_HIGH>;
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};
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};
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};
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__overrides__ {
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i2c1 = <&i2c_frag>, "target:0=",<&i2c1>,
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<0>, "-3-4+5";
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i2c4 = <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>;
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interrupt = <&gt928_pins>, "brcm,pins:0",
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<&gt928>, "interrupts:0",
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<&gt928>, "irq-gpios:4";
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rotation = <&ili9881c>, "rotation:0";
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};
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};

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