From ffc5870fc4e0ea72bf73ad5ab1d648aa0b4f7cbf Mon Sep 17 00:00:00 2001 From: Frank Li Date: Wed, 28 May 2025 12:53:50 -0400 Subject: [PATCH] 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 Signed-off-by: Daniel Lezcano Acked-by: Conor Dooley Link: https://lore.kernel.org/r/20250528165351.691848-1-Frank.Li@nxp.com --- .../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 0000000000000..d181f274ef9f8 --- /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 + +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@80068000 { + compatible = "fsl,imx28-timrot", "fsl,timrot"; + reg = <0x80068000 0x2000>; + interrupts = <48>, <49>, <50>, <51>; + clocks = <&clks 26>; + }; -- 2.47.3