From 4fdeca5aab10c3ec1e5e7c13df094698a09efb14 Mon Sep 17 00:00:00 2001
From: Thorsten Maerz <info@netztorte.de>
Date: Fri, 31 Jan 2025 17:24:04 +0100
Subject: [PATCH] add overlay to enable v4l2 devices

Overlay for testing purposes:
Maybe it is possible to use hardware video-encoding on that chip.
---
 .../archive/rockchip64-6.12/overlay/Makefile   |  1 +
 .../overlay/README.rockchip-overlays           |  5 +++++
 ...ockchip-rk3328-mksklipad50-enable-v4l2.dtso | 18 ++++++++++++++++++
 3 files changed, 24 insertions(+)
 create mode 100644 patch/kernel/archive/rockchip64-6.12/overlay/rockchip-rk3328-mksklipad50-enable-v4l2.dtso

diff --git a/patch/kernel/archive/rockchip64-6.12/overlay/Makefile b/patch/kernel/archive/rockchip64-6.12/overlay/Makefile
index 77bcc5643..671974ddd 100644
--- a/patch/kernel/archive/rockchip64-6.12/overlay/Makefile
+++ b/patch/kernel/archive/rockchip64-6.12/overlay/Makefile
@@ -21,6 +21,7 @@ dtbo-$(CONFIG_ARCH_ROCKCHIP) += \
 	rockchip-rk3328-i2c0.dtbo \
 	rockchip-rk3328-i2s1-pcm5102.dtbo \
 	rockchip-rk3328-mksklipad50-enable-rtc-end1.dtbo \
+	rockchip-rk3328-mksklipad50-enable-v4l2.dtbo \
 	rockchip-rk3328-mkspi-disable-lcd-spi.dtbo \
 	rockchip-rk3328-opp-1.4ghz.dtbo \
 	rockchip-rk3328-opp-1.5ghz.dtbo \
diff --git a/patch/kernel/archive/rockchip64-6.12/overlay/README.rockchip-overlays b/patch/kernel/archive/rockchip64-6.12/overlay/README.rockchip-overlays
index 1a6d71df8..27646d1e1 100644
--- a/patch/kernel/archive/rockchip64-6.12/overlay/README.rockchip-overlays
+++ b/patch/kernel/archive/rockchip64-6.12/overlay/README.rockchip-overlays
@@ -24,6 +24,11 @@ testing the rtc.
 The rtc still tends to stall sometimes. In the original makerbase
 image, the rtc was completely unusable though.
 
+### mksklipad-enable-v4l2
+
+Enables the video4linux devices /dev/video[012] /dev/media[01]
+Not sure, if they are of any use.
+
 ### mkspi-disable-lcd-spi
 
 DTBO to disable spi_for_{lcd,touch} when enabling uart1
diff --git a/patch/kernel/archive/rockchip64-6.12/overlay/rockchip-rk3328-mksklipad50-enable-v4l2.dtso b/patch/kernel/archive/rockchip64-6.12/overlay/rockchip-rk3328-mksklipad50-enable-v4l2.dtso
new file mode 100644
index 000000000..78221f5a2
--- /dev/null
+++ b/patch/kernel/archive/rockchip64-6.12/overlay/rockchip-rk3328-mksklipad50-enable-v4l2.dtso
@@ -0,0 +1,18 @@
+/dts-v1/;
+/plugin/;
+
+// disable /dev/video1 + /dev/media0
+&vpu {
+        status = "okay";
+};
+
+// disable /dev/video2 + /dev/media1
+&vdec {
+        status = "okay";
+};
+
+// disable /dev/video0
+&rga {
+        status = "okay";
+};
+