lede/target/linux/rockchip/patches-5.19/0006-arm64-dts-rockchip-add-pine64-touch-panel-display-to.patch
2022-08-05 12:00:06 +08:00

132 lines
3.2 KiB
Diff

From 175ce006fe4ebf077322e5818127acfade41296f Mon Sep 17 00:00:00 2001
From: Peter Geis <pgwipeout@gmail.com>
Date: Wed, 11 May 2022 07:35:16 -0400
Subject: [PATCH 06/51] arm64: dts: rockchip: add pine64 touch panel display to
rockpro64
The Pine64 touch panel is a panel consisting of the Feiyang fy07024di26a30d
panel with a Goodix gt911 touch screen. Add the device tree nodes to the
rockpro64 to permit attaching this display to the device.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20220511113517.4172962-4-pgwipeout@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
.../boot/dts/rockchip/rk3399-rockpro64.dtsi | 70 +++++++++++++++++--
1 file changed, 66 insertions(+), 4 deletions(-)
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dtsi
@@ -20,6 +20,15 @@
stdout-path = "serial2:1500000n8";
};
+ /* enable for panel backlight support */
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <5>;
+ pwms = <&pwm0 0 1000000 0>;
+ status = "disabled";
+ };
+
clkin_gmac: external-gmac-clock {
compatible = "fixed-clock";
clock-frequency = <125000000>;
@@ -107,6 +116,14 @@
};
};
+ avdd: avdd-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "avdd";
+ regulator-min-microvolt = <11000000>;
+ regulator-max-microvolt = <11000000>;
+ vin-supply = <&vcc3v3_s0>;
+ };
+
vcc12v_dcin: vcc12v-dcin {
compatible = "regulator-fixed";
regulator-name = "vcc12v_dcin";
@@ -400,8 +417,6 @@
vcc3v0_touch: LDO_REG2 {
regulator-name = "vcc3v0_touch";
- regulator-always-on;
- regulator-boot-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-state-mem {
@@ -490,8 +505,6 @@
vcc3v3_s0: SWITCH_REG2 {
regulator-name = "vcc3v3_s0";
- regulator-always-on;
- regulator-boot-on;
regulator-state-mem {
regulator-off-in-suspend;
};
@@ -565,6 +578,19 @@
vbus-supply = <&vcc5v0_typec>;
status = "okay";
};
+
+ /* enable for pine64 touch screen support */
+ touch: touchscreen@5d {
+ compatible = "goodix,gt911";
+ reg = <0x5d>;
+ interrupt-parent = <&gpio4>;
+ interrupts = <RK_PD5 IRQ_TYPE_EDGE_FALLING>;
+ AVDD28-supply = <&vcc3v0_touch>;
+ VDDIO-supply = <&vcc3v0_touch>;
+ irq-gpios = <&gpio4 RK_PD5 GPIO_ACTIVE_HIGH>;
+ reset-gpios = <&gpio4 RK_PD6 GPIO_ACTIVE_HIGH>;
+ status = "disabled";
+ };
};
&i2s0 {
@@ -600,6 +626,42 @@
gpio1830-supply = <&vcc_3v0>;
};
+/* enable for pine64 panel display support */
+&mipi_dsi {
+ clock-master;
+ status = "disabled";
+
+ ports {
+ mipi_out: port@1 {
+ reg = <1>;
+
+ mipi_out_panel: endpoint {
+ remote-endpoint = <&mipi_in_panel>;
+ };
+ };
+ };
+
+ mipi_panel: panel@0 {
+ compatible = "feiyang,fy07024di26a30d";
+ reg = <0>;
+ avdd-supply = <&avdd>;
+ backlight = <&backlight>;
+ dvdd-supply = <&vcc3v3_s0>;
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ mipi_in_panel: endpoint {
+ remote-endpoint = <&mipi_out_panel>;
+ };
+ };
+ };
+ };
+};
+
&pcie0 {
ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>;
num-lanes = <4>;