[PATCH 7/9] dt-bindings: watchdog: Convert mpc8xxx-wdt binding to YAML
From: J. Neuschäfer via B4 Relay <devnull+j.ne.posteo.net@kernel.org>
Date: 2025-01-26 18:59:06
Also in:
b4-sent, dmaengine, linux-crypto, linux-devicetree, linux-ide, linux-pci, linux-spi, linux-watchdog, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest, watchdog device drivers · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds, Wim Van Sebroeck, Guenter Roeck
From: "J. Neuschäfer" <redacted> Convert mpc83xx-wdt.txt to YAML to enable automatic schema validation. Signed-off-by: J. Neuschäfer <redacted> --- .../devicetree/bindings/watchdog/mpc8xxx-wdt.txt | 25 --------- .../devicetree/bindings/watchdog/mpc8xxx-wdt.yaml | 64 ++++++++++++++++++++++ 2 files changed, 64 insertions(+), 25 deletions(-)
diff --git a/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt b/Documentation/devicetree/bindings/watchdog/mpc8xxx-wdt.txt
deleted file mode 100644
index a384ff5b3ce8c62d813fc23d72f74e2158ff543e..0000000000000000000000000000000000000000
--- 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 0000000000000000000000000000000000000000..c78a424388c6e30bc4656f5444e621c1b397366b
--- /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 <j.ne@posteo.net> + +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: + - | + WDT: watchdog@0 { + compatible = "fsl,mpc823-wdt"; + reg = <0x0 0x10 0x288 0x4>; + }; + + - | + wdt: watchdog@200 { + device_type = "watchdog"; + compatible = "mpc83xx_wdt"; + reg = <0x200 0x100>; + }; + +...
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2.48.0.rc1.219.gb6b6757d772