[PATCH v10 6/7] arm64: meson: khadas-vim3l: add TS050 DSI panel overlay
Neil Armstrong
neil.armstrong at linaro.org
Mon Feb 5 09:55:33 PST 2024
This add dtbo overlay to support the Khadas TS050 panel on the
Khadas VIM3 & VIM3L boards.
Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
---
arch/arm64/boot/dts/amlogic/Makefile | 3 +
.../boot/dts/amlogic/meson-khadas-vim3-ts050.dtso | 108 +++++++++++++++++++++
2 files changed, 111 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
index cc8b34bd583d..5e5ea0f14fe2 100644
--- a/arch/arm64/boot/dts/amlogic/Makefile
+++ b/arch/arm64/boot/dts/amlogic/Makefile
@@ -80,3 +80,6 @@ dtb-$(CONFIG_ARCH_MESON) += meson-sm1-odroid-hc4.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-sei610.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-x96-air-gbit.dtb
dtb-$(CONFIG_ARCH_MESON) += meson-sm1-x96-air.dtb
+
+# Overlays
+dtb-$(CONFIG_ARCH_MESON) += meson-khadas-vim3-ts050.dtbo
diff --git a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3-ts050.dtso b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3-ts050.dtso
new file mode 100644
index 000000000000..a41b4e619580
--- /dev/null
+++ b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3-ts050.dtso
@@ -0,0 +1,108 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2019 BayLibre, SAS
+ * Author: Neil Armstrong <narmstrong at baylibre.com>
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/g12a-clkc.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/amlogic,meson-g12a-gpio-intc.h>
+
+/dts-v1/;
+/plugin/;
+
+/*
+ * Enable Khadas TS050 DSI Panel + Touch Controller
+ * on Khadas VIM3 (A311D) and VIM3L (S905D3)
+ */
+
+&{/} {
+ panel_backlight: backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm_AO_cd 0 25000 0>;
+ brightness-levels = <0 255>;
+ num-interpolated-steps = <255>;
+ default-brightness-level = <200>;
+ };
+};
+
+&i2c3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-0 = <&i2c3_sda_a_pins>, <&i2c3_sck_a_pins>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ touch-controller at 38 {
+ compatible = "edt,edt-ft5206";
+ reg = <0x38>;
+ interrupt-parent = <&gpio_intc>;
+ interrupts = <IRQID_GPIOA_5 IRQ_TYPE_EDGE_FALLING>;
+ reset-gpios = <&gpio_expander 6 GPIO_ACTIVE_LOW>;
+ touchscreen-size-x = <1080>;
+ touchscreen-size-y = <1920>;
+ status = "okay";
+ };
+};
+
+&mipi_dsi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "okay";
+
+ assigned-clocks = <&clkc CLKID_GP0_PLL>,
+ <&clkc CLKID_MIPI_DSI_PXCLK_SEL>,
+ <&clkc CLKID_MIPI_DSI_PXCLK>,
+ <&clkc CLKID_CTS_ENCL_SEL>,
+ <&clkc CLKID_VCLK2_SEL>;
+ assigned-clock-parents = <0>,
+ <&clkc CLKID_GP0_PLL>,
+ <0>,
+ <&clkc CLKID_VCLK2_DIV1>,
+ <&clkc CLKID_GP0_PLL>;
+ assigned-clock-rates = <960000000>,
+ <0>,
+ <960000000>,
+ <0>,
+ <0>;
+
+ panel at 0 {
+ compatible = "khadas,ts050";
+ reset-gpios = <&gpio_expander 0 GPIO_ACTIVE_LOW>;
+ enable-gpios = <&gpio_expander 1 GPIO_ACTIVE_HIGH>;
+ power-supply = <&vcc_3v3>;
+ backlight = <&panel_backlight>;
+ reg = <0>;
+
+ port {
+ mipi_in_panel: endpoint {
+ remote-endpoint = <&mipi_out_panel>;
+ };
+ };
+ };
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port at 1 {
+ mipi_out_panel: endpoint {
+ remote-endpoint = <&mipi_in_panel>;
+ };
+ };
+ };
+};
+
+&mipi_analog_dphy {
+ status = "okay";
+};
+
+&mipi_dphy {
+ status = "okay";
+};
+
+&pwm_AO_cd {
+ pinctrl-0 = <&pwm_ao_c_6_pins>, <&pwm_ao_d_e_pins>;
+};
--
2.34.1
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