[PATCH 1/2] dt-bindings: watchdog: mtk-wdt: Add reset-by-toprgu support

[Allen-KH Cheng]

In some applications, the mtk-wdt requires the toprgu (TOP Reset
Generation Unit) to reset counter after wdt resets. Add optional
mediatek,reset-by-toprgu property to enable it.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng at mediatek.com>
---
 .../devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml        | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
index b3605608410c..bf06dcd0c12c 100644
--- a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml
@@ -52,6 +52,10 @@ properties:
     description: Disable sending output reset signal
     type: boolean
 
+  mediatek,reset-by-toprgu:
+    description: Reset counter by toprgu
+    type: boolean
+
   '#reset-cells':
     const: 1
 
-- 
2.18.0