From c1cb8156fc7424bbc5dde0f850413b94108531bb Mon Sep 17 00:00:00 2001 From: Udaya Kiran Challa Date: Wed, 24 Jun 2026 11:26:48 +0530 Subject: [PATCH] dt-bindings: watchdog: microchip,pic32mzda-wdt: Convert to DT schema Convert Microchip PIC32 Watchdog Timer devicetree binding from legacy text format to DT schema. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Udaya Kiran Challa Link: https://patch.msgid.link/20260624055648.127399-1-challauday369@gmail.com Signed-off-by: Rob Herring (Arm) --- .../bindings/watchdog/microchip,pic32-wdt.txt | 18 -------- .../watchdog/microchip,pic32mzda-wdt.yaml | 44 +++++++++++++++++++ 2 files changed, 44 insertions(+), 18 deletions(-) delete mode 100644 Documentation/devicetree/bindings/watchdog/microchip,pic32-wdt.txt create mode 100644 Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/microchip,pic32-wdt.txt b/Documentation/devicetree/bindings/watchdog/microchip,pic32-wdt.txt deleted file mode 100644 index f03a29a1b323..000000000000 --- a/Documentation/devicetree/bindings/watchdog/microchip,pic32-wdt.txt +++ /dev/null @@ -1,18 +0,0 @@ -* Microchip PIC32 Watchdog Timer - -When enabled, the watchdog peripheral can be used to reset the device if the -WDT is not cleared periodically in software. - -Required properties: -- compatible: must be "microchip,pic32mzda-wdt". -- reg: physical base address of the controller and length of memory mapped - region. -- clocks: phandle of source clk. Should be <&rootclk LPRCCLK>. - -Example: - - watchdog@1f800800 { - compatible = "microchip,pic32mzda-wdt"; - reg = <0x1f800800 0x200>; - clocks = <&rootclk LPRCCLK>; - }; diff --git a/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-wdt.yaml b/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-wdt.yaml new file mode 100644 index 000000000000..a5dd633c3e78 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-wdt.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/microchip,pic32mzda-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip PIC32MZDA Watchdog Timer + +maintainers: + - Thomas Bogendoerfer + +description: + The PIC32 watchdog timer can be used to reset the device if software fails + to periodically service the watchdog. + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + const: microchip,pic32mzda-wdt + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + #include + + watchdog@1f800800 { + compatible = "microchip,pic32mzda-wdt"; + reg = <0x1f800800 0x200>; + clocks = <&rootclk LPRCCLK>; + };