8f9e91ad03
These patches were generated from: https://github.com/raspberrypi/linux/commits/rpi-6.12.y With the following command: git format-patch -N v6.12.27..HEAD (HEAD -> 8d3206ee456a5ecdf9ddbfd8e5e231e4f0cd716e) Exceptions: - (def)configs patches - github workflows patches - applied & reverted patches - readme patches - wireless patches Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
152 lines
4.7 KiB
Diff
152 lines
4.7 KiB
Diff
From 24651c7e1150dce0e6decf0c5dec51ce710b84fb Mon Sep 17 00:00:00 2001
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From: Waveshare_Team <support@waveshare.com>
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Date: Tue, 8 Apr 2025 20:28:58 +0800
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Subject: [PATCH] arch/arm/boot/dts/overlays : Add Waveshare DSI-TOUCH series
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panels Device Tree support
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Add the device tree for the Waveshare DSI-TOUCH series panels.
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Signed-off-by: Waveshare_Team <support@waveshare.com>
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---
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arch/arm/boot/dts/overlays/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 20 ++++
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...vc4-kms-dsi-waveshare-panel-v2-overlay.dts | 94 +++++++++++++++++++
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3 files changed, 115 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-dsi-waveshare-panel-v2-overlay.dts
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -336,6 +336,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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vc4-kms-dsi-lt070me05000-v2.dtbo \
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vc4-kms-dsi-waveshare-800x480.dtbo \
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vc4-kms-dsi-waveshare-panel.dtbo \
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+ vc4-kms-dsi-waveshare-panel-v2.dtbo \
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vc4-kms-kippah-7inch.dtbo \
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vc4-kms-v3d.dtbo \
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vc4-kms-v3d-pi4.dtbo \
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -5567,6 +5567,26 @@ Params: 2_8_inch 2.8" 480
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the default DSI1 and i2c_csi_dsi).
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+Name: vc4-kms-dsi-waveshare-panel-v2
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+Info: Enable the Waveshare DSI-TOUCH series screen
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+ Requires vc4-kms-v3d to be loaded.
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+Load: dtoverlay=vc4-kms-dsi-waveshare-panel-v2,<param>
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+Params: 5_0_inch_a 5.0" 720x1280 2lane
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+ 5_5_inch_a 5.5" 720x1280 2lane
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+ 7_0_inch_a 7.0" A 720x1280 2lane
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+ 7_0_inch_b 7.0" B 720x1280 2lane
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+ 8_0_inch_a 8.0" 800x1280 2lane
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+ 8_0_inch_a_4lane 8.0" 800x1280 4lane
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+ 10_1_inch_a 10.1" 800x1280 2lane
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+ 10_1_inch_a_4lane 10.1" 800x1280 4lane
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+ disable_touch Disable the touch controller
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+ invx Touchscreen inverted x axis
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+ invy Touchscreen inverted y axis
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+ swapxy Touchscreen swapped x y axis
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+ dsi0 Use DSI0 and i2c_csi_dsi0 (rather than
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+ the default DSI1 and i2c_csi_dsi).
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+
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+
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Name: vc4-kms-kippah-7inch
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Info: This overlay is now deprecated - see vc4-kms-dpi-panel,kippah-7inch
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Load: <Deprecated>
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/vc4-kms-dsi-waveshare-panel-v2-overlay.dts
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@@ -0,0 +1,94 @@
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+/*
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+ * vc4-kms-dsi-waveshare-panel-v2-overlay.dts
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+
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+#include <dt-bindings/gpio/gpio.h>
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+
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+/ {
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+ compatible = "brcm,bcm2835";
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+
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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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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ display_mcu: display_mcu@45 {
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+ compatible = "waveshare,touchscreen-panel-regulator";
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+ reg = <0x45>;
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+ gpio-controller;
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+ #gpio-cells = <2>;
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+ enable-gpio = <&display_mcu 2 GPIO_ACTIVE_HIGH>;
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+ };
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+
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+ touch: goodix@5d {
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+ compatible = "goodix,gt9271";
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+ reg = <0x5d>;
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+ reset-gpio = <&display_mcu 9 GPIO_ACTIVE_HIGH>;
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+ };
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+ };
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+ };
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+
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+ dsi_frag: fragment@1 {
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+ target = <&dsi1>;
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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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+
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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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+
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+ dsi_panel: dsi_panel@0 {
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+ reg = <0>;
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+ compatible = "waveshare,10.1-dsi-touch-a";
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+ reset-gpio = <&display_mcu 1 GPIO_ACTIVE_HIGH>;
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+ backlight = <&display_mcu>;
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+
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+ port {
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+ panel_in: endpoint {
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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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+
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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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+
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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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+
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+ __overrides__ {
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+ 5_0_inch_a = <&dsi_panel>, "compatible=waveshare,5.0-dsi-touch-a";
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+ 5_5_inch_a = <&dsi_panel>, "compatible=waveshare,5.5-dsi-touch-a";
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+ 7_0_inch_a = <&dsi_panel>, "compatible=waveshare,7.0-dsi-touch-a";
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+ 7_0_inch_b = <&dsi_panel>, "compatible=waveshare,7.0-dsi-touch-b";
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+ 8_0_inch_a = <&dsi_panel>, "compatible=waveshare,8.0-dsi-touch-a";
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+ 8_0_inch_a_4lane = <&dsi_panel>, "compatible=waveshare,8.0-dsi-touch-a-4lane";
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+ 10_1_inch_a = <&dsi_panel>, "compatible=waveshare,10.1-dsi-touch-a";
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+ 10_1_inch_a_4lane = <&dsi_panel>, "compatible=waveshare,10.1-dsi-touch-a-4lane";
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+ disable_touch = <&touch>, "status=disabled";
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+ invx = <&touch>,"touchscreen-inverted-x?";
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+ invy = <&touch>,"touchscreen-inverted-y?";
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+ swapxy = <&touch>,"touchscreen-swapped-x-y?";
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+ dsi0 = <&dsi_frag>, "target:0=",<&dsi0>,
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+ <&i2c_frag>, "target:0=",<&i2c_csi_dsi0>;
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+ };
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+};
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