linux-kernel - [PATCH] dt-bindings: timer: nxp,sysctr-timer: Add i.MX94 support

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Message-Id: <20250306170902.241057-1-Frank.Li@nxp.com>
Date: Thu,  6 Mar 2025 12:09:02 -0500
From: Frank Li <Frank.Li@....com>
To: Daniel Lezcano <daniel.lezcano@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Bai Ping <ping.bai@....com>,
	linux-kernel@...r.kernel.org (open list:CLOCKSOURCE, CLOCKEVENT DRIVERS),
	devicetree@...r.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS)
Cc: imx@...ts.linux.dev
Subject: [PATCH] dt-bindings: timer: nxp,sysctr-timer: Add i.MX94 support

Add compatible string "nxp,imx94-sysctr-timer" for the i.MX94 chip, which
is backward compatible with i.MX95. Set it to fall back to
"nxp,imx95-sysctr-timer".

Signed-off-by: Frank Li <Frank.Li@....com>
---
 .../devicetree/bindings/timer/nxp,sysctr-timer.yaml   | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
index 891cca0095281..6b80b060672e5 100644
--- a/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
+++ b/Documentation/devicetree/bindings/timer/nxp,sysctr-timer.yaml
@@ -18,9 +18,14 @@ description: |
 
 properties:
   compatible:
-    enum:
-      - nxp,imx95-sysctr-timer
-      - nxp,sysctr-timer
+    oneOf:
+      - enum:
+          - nxp,imx95-sysctr-timer
+          - nxp,sysctr-timer
+      - items:
+          - enum:
+              - nxp,imx94-sysctr-timer
+          - const: nxp,imx95-sysctr-timer
 
   reg:
     maxItems: 1
-- 
2.34.1