diff mbox series

[RESEND,v2] arm64: dts: mt8195-cherry-tomato: change watchdog reset boot flow

Message ID 20230818-send-upstream-v2-1-f10d951a2971@google.com (mailing list archive)
State New, archived
Headers show
Series [RESEND,v2] arm64: dts: mt8195-cherry-tomato: change watchdog reset boot flow | expand

Commit Message

Hsin-Te Yuan Aug. 18, 2023, 4:51 a.m. UTC 
From: Hsin-Te Yuan <yuanhsinte@chromium.org>

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.

Signed-off-by: Hsin-Te Yuan <yuanhsinte@google.com>
---
Changes in v2:
- Limit the effect only on tomato.
---
 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(+)


---
base-commit: 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4
change-id: 20230818-send-upstream-e91e615a893c

Best regards,
diff mbox series

Patch

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 2d5e8f371b6de..a82d716f10d44 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r1.dts
@@ -23,3 +23,7 @@  &sound {
 &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 2586c32ce6e6f..2fe20e0dad836 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r2.dts
@@ -43,3 +43,7 @@  &sound {
 &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 f54f9477b99da..dd294ca98194c 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry-tomato-r3.dts
@@ -44,3 +44,7 @@  &sound {
 &ts_10 {
 	status = "okay";
 };
+
+&watchdog {
+	/delete-property/ mediatek,disable-extrst;
+};