linux-kernel - [tip: timers/clocksource] dt-bindings: timer: Add fsl,timrot.yaml

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Message-ID: <175883602274.709179.8781172810349226531.tip-bot2@tip-bot2>
Date: Thu, 25 Sep 2025 21:33:42 -0000
From: "tip-bot2 for Frank Li" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Frank Li <Frank.Li@....com>, Daniel Lezcano <daniel.lezcano@...aro.org>,
 Conor Dooley <conor.dooley@...rochip.com>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: timers/clocksource] dt-bindings: timer: Add fsl,timrot.yaml

The following commit has been merged into the timers/clocksource branch of tip:

Commit-ID:     ffc5870fc4e0ea72bf73ad5ab1d648aa0b4f7cbf
Gitweb:        https://git.kernel.org/tip/ffc5870fc4e0ea72bf73ad5ab1d648aa0b4f7cbf
Author:        Frank Li <Frank.Li@....com>
AuthorDate:    Wed, 28 May 2025 12:53:50 -04:00
Committer:     Daniel Lezcano <daniel.lezcano@...aro.org>
CommitterDate: Tue, 23 Sep 2025 10:56:05 +02:00

dt-bindings: timer: Add fsl,timrot.yaml

Add fsl,timrot.yaml for i.MX23/i.MX28 timer.

Also add a generic fallback compatible string "fsl,timrot" for legacy
devices, which have existed for over 15 years.

Signed-off-by: Frank Li <Frank.Li@....com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
Acked-by: Conor Dooley <conor.dooley@...rochip.com>
Link: https://lore.kernel.org/r/20250528165351.691848-1-Frank.Li@nxp.com
---
 Documentation/devicetree/bindings/timer/fsl,timrot.yaml | 48 ++++++++-
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/timer/fsl,timrot.yaml

diff --git a/Documentation/devicetree/bindings/timer/fsl,timrot.yaml b/Documentation/devicetree/bindings/timer/fsl,timrot.yaml
new file mode 100644
index 0000000..d181f27
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/fsl,timrot.yaml
@@ -0,0 +1,48 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/timer/fsl,timrot.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale MXS Timer
+
+maintainers:
+  - Frank Li <Frank.Li@....com>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - fsl,imx23-timrot
+          - fsl,imx28-timrot
+      - const: fsl,timrot
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    items:
+      - description: irq for timer0
+      - description: irq for timer1
+      - description: irq for timer2
+      - description: irq for timer3
+
+  clocks:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    timer: timer@...68000 {
+        compatible = "fsl,imx28-timrot", "fsl,timrot";
+        reg = <0x80068000 0x2000>;
+        interrupts = <48>, <49>, <50>, <51>;
+        clocks = <&clks 26>;
+    };