From 478003f61bf5db3c844a1976b54a1d2247a24793 Mon Sep 17 00:00:00 2001 From: =?utf8?q?J=2E=20Neusch=C3=A4fer?= Date: Thu, 1 Jan 2026 17:54:22 +0100 Subject: [PATCH] dt-bindings: watchdog: Convert mpc8xxx-wdt to YAML MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Convert mpc83xx-wdt.txt to YAML to enable automatic schema validation. Signed-off-by: J. Neuschäfer Reviewed-by: Rob Herring (Arm) Reviewed-by: Guenter Roeck Signed-off-by: Guenter Roeck Signed-off-by: Wim Van Sebroeck --- .../bindings/watchdog/mpc8xxx-wdt.txt | 25 -------- .../bindings/watchdog/mpc8xxx-wdt.yaml | 64 +++++++++++++++++++ 2 files changed, 64 insertions(+), 25 deletions(-) delete mode 100644 Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt create mode 100644 Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt deleted file mode 100644 index a384ff5b3ce8c..0000000000000 --- a/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt +++ /dev/null @@ -1,25 +0,0 @@ -* Freescale mpc8xxx watchdog driver (For 83xx, 86xx and 8xx) - -Required properties: -- compatible: Shall contain one of the following: - "mpc83xx_wdt" for an mpc83xx - "fsl,mpc8610-wdt" for an mpc86xx - "fsl,mpc823-wdt" for an mpc8xx -- reg: base physical address and length of the area hosting the - watchdog registers. - On the 83xx, "Watchdog Timer Registers" area: <0x200 0x100> - On the 86xx, "Watchdog Timer Registers" area: <0xe4000 0x100> - On the 8xx, "General System Interface Unit" area: <0x0 0x10> - -Optional properties: -- reg: additional physical address and length (4) of location of the - Reset Status Register (called RSTRSCR on the mpc86xx) - On the 83xx, it is located at offset 0x910 - On the 86xx, it is located at offset 0xe0094 - On the 8xx, it is located at offset 0x288 - -Example: - WDT: watchdog@0 { - compatible = "fsl,mpc823-wdt"; - reg = <0x0 0x10 0x288 0x4>; - }; diff --git a/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.yaml new file mode 100644 index 0000000000000..67ad4f1eda8de --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/mpc8xxx-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale MPC8xxx watchdog timer (For 83xx, 86xx and 8xx) + +maintainers: + - J. Neuschäfer + +properties: + compatible: + enum: + - mpc83xx_wdt # for an mpc83xx + - fsl,mpc8610-wdt # for an mpc86xx + - fsl,mpc823-wdt # for an mpc8xx + + device_type: + const: watchdog + + reg: + minItems: 1 + items: + - description: | + Base physical address and length of the area hosting the watchdog + registers. + + On the 83xx, "Watchdog Timer Registers" area: <0x200 0x100> + On the 86xx, "Watchdog Timer Registers" area: <0xe4000 0x100> + On the 8xx, "General System Interface Unit" area: <0x0 0x10> + + - description: | + Additional optional physical address and length (4) of location of + the Reset Status Register (called RSTRSCR on the mpc86xx) + + On the 83xx, it is located at offset 0x910 + On the 86xx, it is located at offset 0xe0094 + On the 8xx, it is located at offset 0x288 + +required: + - compatible + - reg + +allOf: + - $ref: watchdog.yaml# + +additionalProperties: false + +examples: + - | + watchdog@0 { + compatible = "fsl,mpc823-wdt"; + reg = <0x0 0x10 0x288 0x4>; + }; + + - | + watchdog@200 { + compatible = "mpc83xx_wdt"; + reg = <0x200 0x100>; + device_type = "watchdog"; + }; + +... -- 2.47.3