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From: Yang Xiwen via B4 Relay <devnull+forbidden405.outlook.com@kernel.org>
To: Wim Van Sebroeck <wim@linux-watchdog.org>,
	 Guenter Roeck <linux@roeck-us.net>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	 Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Viresh Kumar <vireshk@kernel.org>
Cc: linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org,
	 devicetree@vger.kernel.org,
	Yang Xiwen <forbidden405@outlook.com>,
	 Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v3 2/2] dt-bindings: watchdog: arm,sp805: document the reset signal
Date: Wed, 21 Feb 2024 19:56:42 +0800	[thread overview]
Message-ID: <20240221-hisi-wdt-v3-2-9642613dc2e6@outlook.com> (raw)
In-Reply-To: <20240221-hisi-wdt-v3-0-9642613dc2e6@outlook.com>

From: Yang Xiwen <forbidden405@outlook.com>

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>
---
 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


WARNING: multiple messages have this Message-ID (diff)
From: Yang Xiwen <forbidden405@outlook.com>
To: Wim Van Sebroeck <wim@linux-watchdog.org>,
	 Guenter Roeck <linux@roeck-us.net>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	 Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Viresh Kumar <vireshk@kernel.org>
Cc: linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org,
	 devicetree@vger.kernel.org,
	Yang Xiwen <forbidden405@outlook.com>,
	 Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Subject: [PATCH v3 2/2] dt-bindings: watchdog: arm,sp805: document the reset signal
Date: Wed, 21 Feb 2024 19:56:42 +0800	[thread overview]
Message-ID: <20240221-hisi-wdt-v3-2-9642613dc2e6@outlook.com> (raw)
In-Reply-To: <20240221-hisi-wdt-v3-0-9642613dc2e6@outlook.com>

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>
---
 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


  parent reply	other threads:[~2024-02-21 11:56 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-21 11:56 [PATCH v3 0/2] watchdog: sp805: add reset control support Yang Xiwen via B4 Relay
2024-02-21 11:56 ` Yang Xiwen
2024-02-21 11:56 ` [PATCH v3 1/2] watchdog: sp805_wdt: deassert the reset if available Yang Xiwen via B4 Relay
2024-02-21 11:56   ` Yang Xiwen
2024-02-21 12:28   ` Philipp Zabel
2024-02-21 12:55   ` Guenter Roeck
2024-02-21 11:56 ` Yang Xiwen via B4 Relay [this message]
2024-02-21 11:56   ` [PATCH v3 2/2] dt-bindings: watchdog: arm,sp805: document the reset signal Yang Xiwen
2024-02-21 12:55   ` Guenter Roeck

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