From c20211d3df54e410f6ce097959174132594a6add Mon Sep 17 00:00:00 2001 From: Hsin-Te Yuan Date: Wed, 24 Jan 2024 07:51:57 +0000 Subject: [PATCH] arm64: dts: mt8195-cherry-tomato: change watchdog reset boot flow [ Upstream commit ef569d5db50e7edd709e482157769a5b3c367e22 ] The external output reset signal was originally disabled and sent from firmware. However, an unfixed bug in the firmware on tomato prevents the signal from being sent, causing the device to fail to boot. To fix this, enable external output reset signal to allow the device to reboot normally. Fixes: 5eb2e303ec6b ("arm64: dts: mediatek: Introduce MT8195 Cherry platform's Tomato") Signed-off-by: Hsin-Te Yuan Reviewed-by: AngeloGioacchino Del Regno Link: https://lore.kernel.org/r/20240124-send-upstream-v3-1-5097c9862a73@chromium.org Signed-off-by: AngeloGioacchino Del Regno Signed-off-by: Sasha Levin --- arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts | 4 ++++ arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts | 4 ++++ arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts | 4 ++++ 3 files changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts index 3348ba69ff6c..d86d193e5a75 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts @@ -13,3 +13,7 @@ &ts_10 { status = "okay"; }; + +&watchdog { + /delete-property/ mediatek,disable-extrst; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts index 4669e9d917f8..5356f53308e2 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts @@ -33,3 +33,7 @@ &ts_10 { status = "okay"; }; + +&watchdog { + /delete-property/ mediatek,disable-extrst; +}; diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts index 5021edd02f7c..fca3606cb951 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts @@ -34,3 +34,7 @@ &ts_10 { status = "okay"; }; + +&watchdog { + /delete-property/ mediatek,disable-extrst; +};