linux-kernel - [PATCH v2 1/1] dt-bindings: watchdog: fsl-imx7ulp-wdt: Add i.MX94 support

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Message-Id: <20250307154424.2613795-1-Frank.Li@nxp.com>
Date: Fri,  7 Mar 2025 10:44:24 -0500
From: Frank Li <Frank.Li@....com>
To: Wim Van Sebroeck <wim@...ux-watchdog.org>,
	Guenter Roeck <linux@...ck-us.net>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	linux-watchdog@...r.kernel.org (open list:WATCHDOG DEVICE DRIVERS),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS),
	imx@...ts.linux.dev (open list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-arm-kernel@...ts.infradead.org (moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE),
	linux-kernel@...r.kernel.org (open list)
Cc: imx@...ts.linux.dev
Subject: [PATCH v2 1/1] dt-bindings: watchdog: fsl-imx7ulp-wdt: Add i.MX94 support

Add compatible string "fsl,imx94-wdt" for the i.MX94 chip, which is
backward compatible with i.MX93. Set it to fall back to "fsl,imx93-wdt".

Signed-off-by: Frank Li <Frank.Li@....com>
---
change from v1 to v2
- fix typo im94 in compatible string
---
 .../devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml         | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
index a09686b3030db..6ec391b9723a5 100644
--- a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
+++ b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
@@ -22,6 +22,10 @@ properties:
           - const: fsl,imx8ulp-wdt
           - const: fsl,imx7ulp-wdt
       - const: fsl,imx93-wdt
+      - items:
+          - enum:
+              - fsl,imx94-wdt
+          - const: fsl,imx93-wdt
 
   reg:
     maxItems: 1
-- 
2.34.1