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Wed, 01 Jul 2026 10:19:25 -0700 (PDT) Received: from inhnjlux1020.ls.ege.ds ([49.204.164.94]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-30ee2f5c4c3sm22724178eec.2.2026.07.01.10.19.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jul 2026 10:19:24 -0700 (PDT) From: Udaya Kiran Challa To: tsbogend@alpha.franken.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: skhan@linuxfoundation.org, me@brighamcampbell.com, linux-mips@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Udaya Kiran Challa Subject: [PATCH] dt-bindings: watchdog: microchip,pic32mzda-dmt: Convert to DT schema Date: Wed, 1 Jul 2026 22:49:17 +0530 Message-Id: <20260701171917.263050-1-challauday369@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Convert Microchip PIC32 Deadman Timer devicetree binding from legacy text format to DT schema. Signed-off-by: Udaya Kiran Challa --- .../bindings/watchdog/microchip,pic32-dmt.txt | 19 -------- .../watchdog/microchip,pic32mzda-dmt.yaml | 45 +++++++++++++++++++ 2 files changed, 45 insertions(+), 19 deletions(-) delete mode 100644 Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt create mode 100644 Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-dmt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt b/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt deleted file mode 100644 index 49485f831373..000000000000 --- a/Documentation/devicetree/bindings/watchdog/microchip,pic32-dmt.txt +++ /dev/null @@ -1,19 +0,0 @@ -* Microchip PIC32 Deadman Timer - -The deadman timer is used to reset the processor in the event of a software -malfunction. It is a free-running instruction fetch timer, which is clocked -whenever an instruction fetch occurs until a count match occurs. - -Required properties: -- compatible: must be "microchip,pic32mzda-dmt". -- reg: physical base address of the controller and length of memory mapped - region. -- clocks: phandle of source clk. Should be <&rootclk PB7CLK>. - -Example: - - watchdog@1f800a00 { - compatible = "microchip,pic32mzda-dmt"; - reg = <0x1f800a00 0x80>; - clocks = <&rootclk PB7CLK>; - }; diff --git a/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-dmt.yaml b/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-dmt.yaml new file mode 100644 index 000000000000..01638624e334 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/microchip,pic32mzda-dmt.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/microchip,pic32mzda-dmt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip PIC32MZDA Deadman Timer + +maintainers: + - Thomas Bogendoerfer + +description: | + The deadman timer is used to reset the processor in the event of a software + malfunction. It is a free-running instruction fetch timer, which is clocked + whenever an instruction fetch occurs until a count match occurs. + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + const: microchip,pic32mzda-dmt + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +unevaluatedProperties: false + +examples: + - | + #include + + watchdog@1f800a00 { + compatible = "microchip,pic32mzda-dmt"; + reg = <0x1f800a00 0x80>; + clocks = <&rootclk PB7CLK>; + }; -- 2.34.1