From 08e9fb36de3b595feca28ebe5a95b4a9f3ab78e6 Mon Sep 17 00:00:00 2001
From: SongJun Li <lisongjun@radxa.com>
Date: Mon, 8 Apr 2024 16:24:21 +0800
Subject: [PATCH] rock 2a: add tve support

Signed-off-by: SongJun Li <lisongjun@radxa.com>
---
 .../arm64/boot/dts/rockchip/overlays/Makefile |  1 +
 .../rockchip/overlays/rk3528-enable-tve.dts   | 36 +++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/overlays/rk3528-enable-tve.dts

diff --git a/arch/arm64/boot/dts/rockchip/overlays/Makefile b/arch/arm64/boot/dts/rockchip/overlays/Makefile
index 9c95f33c..33dfa538 100644
--- a/arch/arm64/boot/dts/rockchip/overlays/Makefile
+++ b/arch/arm64/boot/dts/rockchip/overlays/Makefile
@@ -105,6 +105,7 @@ dtb-$(CONFIG_CPU_RK3399) += \
 	rock-4-radxa-display-10hd.dtbo
 
 dtb-$(CONFIG_CLK_RK3528) += \
+	rk3528-enable-tve.dtbo \
 	rk3528-dwc3-otg.dtbo \
 	rk3528-fiq-debugger-uart1m0.dtbo \
 	rk3528-fiq-debugger-uart2m1.dtbo \
diff --git a/arch/arm64/boot/dts/rockchip/overlays/rk3528-enable-tve.dts b/arch/arm64/boot/dts/rockchip/overlays/rk3528-enable-tve.dts
new file mode 100644
index 00000000..a7a3cb27
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/overlays/rk3528-enable-tve.dts
@@ -0,0 +1,36 @@
+/dts-v1/;
+/plugin/;
+
+/ {
+	metadata {
+		title = "Enable analog video output";
+		compatible = "radxa,rock-2a";
+		category = "misc";
+		exclusive = "tve";
+		description = "Enable analog video output.\nCurrently this overlay will disable HDMI output due to display artifacts.";
+	};
+};
+
+&hdmi {
+	status = "disabled";
+};
+
+&hdmi_in_vp0 {
+	status = "disabled";
+};
+
+&hdmi_sound {
+	status = "disabled";
+};
+
+&tve {
+	status = "okay";
+};
+
+&tve_in_vp1 {
+	status = "okay";
+};
+
+&sai3 {
+	status = "disabled";
+};