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| author | Yang Xiwen <forbidden405@outlook.com> | 2024-02-21 19:56:42 +0800 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@linux-watchdog.org> | 2024-03-03 14:17:31 +0100 |
| commit | f4c53582530991fe5dedd124932cf06b955a0b8a (patch) | |
| tree | 68f88fa8f495b5af6275001050e1c9793879d2d7 /Documentation | |
| parent | 575f100c1cce1486f581baefa97dde15b48728c7 (diff) | |
| download | linux-f4c53582530991fe5dedd124932cf06b955a0b8a.tar.gz | |
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 <krzysztof.kozlowski@linaro.org>
Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20240221-hisi-wdt-v3-2-9642613dc2e6@outlook.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/arm,sp805.yaml | 5 |
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 7aea255b301be5..bd7c09ed193855 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>; }; |