From: Yang Xiwen <forbidden405@xxxxxxxxxxx>
The reset signal needs to be deasserted before operation of sp805
module. Document in the binding.
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Yang Xiwen <forbidden405@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/watchdog/arm,sp805.yaml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/arm,sp805.yaml b/Documentation/devicetree/bindings/watchdog/arm,sp805.yaml
index 7aea255b301b..bd7c09ed1938 100644
--- a/Documentation/devicetree/bindings/watchdog/arm,sp805.yaml
+++ b/Documentation/devicetree/bindings/watchdog/arm,sp805.yaml
@@ -50,6 +50,10 @@ properties:
- const: wdog_clk
- const: apb_pclk
+ resets:
+ maxItems: 1
+ description: WDOGRESn input reset signal for sp805 module.
+
required:
- compatible
- reg
@@ -67,4 +71,5 @@ examples:
interrupts = <GIC_SPI 406 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&wdt_clk>, <&apb_pclk>;
clock-names = "wdog_clk", "apb_pclk";
+ resets = <&wdt_rst>;
};
--
2.43.0
