From e03d4c7e00b308291748d9bff8993c09654aa558 Mon Sep 17 00:00:00 2001
From: Sebastian Reichel <sebastian.reichel@collabora.com>
Date: Wed, 19 Feb 2025 19:49:45 +0100
Subject: [PATCH] arm64: dts: rockchip: rock5b: enable frame start/end debug
gpios
Enable toggling GPIO for incoming camera frames for latency debugging.
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415.dtsi | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415.dtsi
index 563f7fe48054d..08bfb14224508 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-imx415.dtsi
@@ -103,6 +103,9 @@ mipi2_csi2_output: endpoint@0 {
};
&rkcif {
+ /* pin 3 and 5 on the pin header */
+ frame-start-notify-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>; /* pin 3 on pin header */
+ frame-end-notify-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>; /* pin 5 on pin header */
status = "okay";
};
--
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