From: "Pali Rohár" <pali@kernel.org>
To: Wim Van Sebroeck <wim@linux-watchdog.org>,
Guenter Roeck <linux@roeck-us.net>,
Rob Herring <robh+dt@kernel.org>
Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v3 1/2] dt-bindings: watchdog: max63xx: Add GPIO binding
Date: Tue, 5 Jul 2022 02:10:22 +0200 [thread overview]
Message-ID: <20220705001023.14660-1-pali@kernel.org> (raw)
GPIO is optional and used for WDI logic.
Signed-off-by: Pali Rohár <pali@kernel.org>
---
Changes in v3:
* Extend description
---
Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml b/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
index ab9641e845db..a0cf9e6c371d 100644
--- a/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
+++ b/Documentation/devicetree/bindings/watchdog/maxim,max63xx.yaml
@@ -27,6 +27,10 @@ properties:
description: This is a 1-byte memory-mapped address
maxItems: 1
+ gpios:
+ description: Optional GPIO used for controlling WDI (watchdog input) when WDI bit is not mapped to memory
+ maxItems: 1
+
required:
- compatible
- reg
--
2.20.1
next reply other threads:[~2022-07-05 0:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-05 0:10 Pali Rohár [this message]
2022-07-05 0:10 ` [PATCH v3 2/2] watchdog: max63xx_wdt: Add support for specifying WDI logic via GPIO Pali Rohár
2022-07-06 15:07 ` [PATCH v3 1/2] dt-bindings: watchdog: max63xx: Add GPIO binding Rob Herring
2022-07-07 12:27 ` Pali Rohár
2022-07-12 18:28 ` Rob Herring
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