From 9b30eac1b35a448081165cd906daf939d8750bfb Mon Sep 17 00:00:00 2001 From: Allen-KH Cheng Date: Tue, 17 Jan 2023 09:40:22 +0800 Subject: dt-bindings: watchdog: mtk-wdt: Add reset-by-toprgu support 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 Reviewed-by: AngeloGioacchino Del Regno Acked-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20230117014023.2993-2-allen-kh.cheng@mediatek.com Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'Documentation/devicetree/bindings/watchdog') diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mtk-wdt.yaml index b3605608410c..55b34461df1b 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 Generation Unit (TOPRGU) generates reset signals + and distributes them to each IP. If present, the watchdog timer will be + reset by TOPRGU once system resets. + type: boolean + '#reset-cells': const: 1 -- cgit v1.2.3