From 3aa64cd126b4fd298ba5d28227ea3f82cd6f541c Mon Sep 17 00:00:00 2001 From: Yixun Lan Date: Thu, 24 Apr 2025 17:40:51 +0800 Subject: [PATCH] riscv: dts: spacemit: add gpio LED for system heartbeat Leverage GPIO to support system LED to indicate activity of CPUs. Link: https://lore.kernel.org/r/20250424-03-k1-gpio-v9-3-eaece8cc5a86@gentoo.org Signed-off-by: Yixun Lan --- arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts index 1d617b40a2d5..816ef1bc358e 100644 --- a/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts +++ b/arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts @@ -17,6 +17,17 @@ chosen { stdout-path = "serial0"; }; + + leds { + compatible = "gpio-leds"; + + led1 { + label = "sys-led"; + gpios = <&gpio K1_GPIO(96) GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + default-state = "on"; + }; + }; }; &uart0 { -- 2.50.1