From 638f9174e4bf8036e9167f4ff6b937cc5b842da6 Mon Sep 17 00:00:00 2001 From: "Rob Herring (Arm)" Date: Tue, 12 Aug 2025 15:32:57 -0500 Subject: [PATCH] dt-bindings: watchdog: Convert marvell,armada-3700-wdt to DT schema Convert the Marvell Armada 3700 watchdog binding to DT schema format. It's a straight-forward conversion. Acked-by: Guenter Roeck Link: https://lore.kernel.org/r/20250812203301.726374-1-robh@kernel.org Signed-off-by: Rob Herring (Arm) --- .../bindings/watchdog/armada-37xx-wdt.txt | 23 ----------- .../watchdog/marvell,armada-3700-wdt.yaml | 41 +++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 42 insertions(+), 24 deletions(-) delete mode 100644 Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt create mode 100644 Documentation/devicetree/bindings/watchdog/marvell,armada-3700-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt b/Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt deleted file mode 100644 index a8d00c31a1d8d..0000000000000 --- a/Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt +++ /dev/null @@ -1,23 +0,0 @@ -* Armada 37xx CPU Watchdog Timer Controller - -Required properties: -- compatible : must be "marvell,armada-3700-wdt" -- reg : base physical address of the controller and length of memory mapped - region. -- clocks : the clock feeding the watchdog timer. See clock-bindings.txt -- marvell,system-controller : reference to syscon node for the CPU Miscellaneous - Registers - -Example: - - cpu_misc: system-controller@d000 { - compatible = "marvell,armada-3700-cpu-misc", "syscon"; - reg = <0xd000 0x1000>; - }; - - wdt: watchdog@8300 { - compatible = "marvell,armada-3700-wdt"; - reg = <0x8300 0x40>; - marvell,system-controller = <&cpu_misc>; - clocks = <&xtalclk>; - }; diff --git a/Documentation/devicetree/bindings/watchdog/marvell,armada-3700-wdt.yaml b/Documentation/devicetree/bindings/watchdog/marvell,armada-3700-wdt.yaml new file mode 100644 index 0000000000000..60d44d642fb5a --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/marvell,armada-3700-wdt.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/watchdog/marvell,armada-3700-wdt.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Armada 37xx CPU Watchdog Timer Controller + +maintainers: + - Marek Behún + +properties: + compatible: + const: marvell,armada-3700-wdt + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + marvell,system-controller: + description: Reference to syscon node for the CPU Miscellaneous Registers + $ref: /schemas/types.yaml#/definitions/phandle + +required: + - compatible + - reg + - clocks + - marvell,system-controller + +additionalProperties: false + +examples: + - | + watchdog@8300 { + compatible = "marvell,armada-3700-wdt"; + reg = <0x8300 0x40>; + marvell,system-controller = <&cpu_misc>; + clocks = <&xtalclk>; + }; diff --git a/MAINTAINERS b/MAINTAINERS index f3dcc2f64bc71..deb11270f20d6 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2623,7 +2623,7 @@ F: Documentation/devicetree/bindings/firmware/cznic,turris-mox-rwtm.txt F: Documentation/devicetree/bindings/firmware/cznic,turris-omnia-mcu.yaml F: Documentation/devicetree/bindings/interrupt-controller/marvell,mpic.yaml F: Documentation/devicetree/bindings/leds/cznic,turris-omnia-leds.yaml -F: Documentation/devicetree/bindings/watchdog/armada-37xx-wdt.txt +F: Documentation/devicetree/bindings/watchdog/marvell,armada-3700-wdt.yaml F: drivers/bus/moxtet.c F: drivers/firmware/turris-mox-rwtm.c F: drivers/gpio/gpio-moxtet.c -- 2.47.3