From 250dce26f9c3fa09fa78e69ef8b14ce6deea748c Mon Sep 17 00:00:00 2001
From: Dongjin Kim <tobetter@gmail.com>
Date: Tue, 19 Dec 2023 00:36:29 +0900
Subject: [PATCH] ODROID-M1S: dtb/dtbo: add Waveshare 1.69" ISP lcd

Change-Id: Id6de414b02cf79354f2d93c1c914f31a9fb042de
Signed-off-by: Dongjin Kim <tobetter@gmail.com>
---
 .../dts/rockchip/overlays/odroidm1s/Makefile  |  1 +
 .../odroidm1s/display_waveshare_1inch69.dts   | 50 +++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/overlays/odroidm1s/display_waveshare_1inch69.dts

diff --git a/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/Makefile b/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/Makefile
index 4ce82a677bda..0581b4661dfc 100644
--- a/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/Makefile
+++ b/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/Makefile
@@ -10,6 +10,7 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP_ODROIDM1) += \
 	circuitpython.dtbo \
 	dht11.dtbo \
 	display_3_5.dtbo \
+	display_waveshare_1inch69.dtbo \
 	display_vu5s.dtbo \
 	display_vu8s.dtbo \
 	fiq0_to_uart2.dtbo \
diff --git a/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/display_waveshare_1inch69.dts b/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/display_waveshare_1inch69.dts
new file mode 100644
index 000000000000..5090a0a41c4a
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlays/odroidm1s/display_waveshare_1inch69.dts
@@ -0,0 +1,50 @@
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+
+/ {
+	fragment@0 {
+		target = <&spi1>;
+
+		__overlay__ {
+			status = "okay";
+
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			lcd@0 {
+				status = "okay";
+				compatible = "waveshare,ws1inch69";
+				reg = <0>;
+				spi-max-frequency = <100000000>;
+
+				backlight = <&backlight_gpio>;
+				dc-gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_HIGH>;
+				reset-gpios = <&gpio0 RK_PC1 GPIO_ACTIVE_HIGH>;
+
+				pinctrl-names = "default";
+				pinctrl-0 = <&display_pins>;
+
+				display_pins: display-pins {
+					rockchip,pins = <2 RK_PB0 0 &pcfg_pull_none>,
+						<0 RK_PC1 0 &pcfg_pull_none>;
+				};
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/";
+
+		__overlay__ {
+			backlight_gpio: backlight-gpio {
+				status = "okay";
+				compatible = "gpio-backlight";
+
+				gpios = <&gpio2 RK_PA7 GPIO_ACTIVE_HIGH>;
+			};
+		};
+	};
+};