In some applications, the mtk-wdt requires the toprgu (TOP Reset
Generation Unit) to reset timer after system resets. Add optional
mediatek,reset-by-toprgu property to enable it.
Signed-off-by: Allen-KH Cheng <allen-kh.cheng@xxxxxxxxxxxx>
---
.../devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
index b3605608410c..b4de6b134ce1 100644
--- a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
@@ -52,6 +52,12 @@ properties:
description: Disable sending output reset signal
type: boolean
+ mediatek,reset-by-toprgu:
+ description: The top reset generate unit (toprgu) generates reset signals
+ and distributes them to each system. If present, means the watchdog
+ timer will reset by toprgu once system resets.
+ type: boolean
+
'#reset-cells':
const: 1
--
2.18.0
