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authorYang Xiwen <[email protected]>2024-02-21 19:56:42 +0800
committerWim Van Sebroeck <[email protected]>2024-03-03 14:17:31 +0100
commitf4c53582530991fe5dedd124932cf06b955a0b8a (patch)
tree68f88fa8f495b5af6275001050e1c9793879d2d7
parent575f100c1cce1486f581baefa97dde15b48728c7 (diff)
dt-bindings: watchdog: arm,sp805: document the reset signal
The reset signal needs to be deasserted before operation of sp805 module. Document in the binding. Reviewed-by: Krzysztof Kozlowski <[email protected]> Signed-off-by: Yang Xiwen <[email protected]> Reviewed-by: Guenter Roeck <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Guenter Roeck <[email protected]> Signed-off-by: Wim Van Sebroeck <[email protected]>
-rw-r--r--Documentation/devicetree/bindings/watchdog/arm,sp805.yaml5
1 files changed, 5 insertions, 0 deletions
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>;
};