Add documentation for the binding of Toshiba Visconti SoC's watchdog. Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx> Reviewed-by: Punit Agrawal <punit1.agrawal@xxxxxxxxxxxxx> --- .../watchdog/toshiba,visconti-wdt.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml diff --git a/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml b/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml new file mode 100644 index 000000000000..345e8b308e1b --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/toshiba,visconti-wdt.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2020 Toshiba Electronic Devices & Storage Corporation +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/watchdog/toshiba,visconti-wdt.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Toshiba Visconti SoCs PIUWDT Watchdog timer + +maintainers: + - Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx> + +allOf: + - $ref: watchdog.yaml# + +properties: + compatible: + enum: + - toshiba,visconti-wdt + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + timeout-sec: true + +required: + - compatible + - reg + - clocks + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + wdt_clk: wdt-clk { + compatible = "fixed-clock"; + clock-frequency = <150000000>; + #clock-cells = <0>; + }; + + watchdog@28330000 { + compatible = "toshiba,visconti-wdt"; + reg = <0 0x28330000 0 0x1000>; + clocks = <&wdt_clk>; + timeout-sec = <20>; + }; + }; -- 2.27.0
