On some SoCs the watchdog device is actually mixed with timer, e.g. the qcom,msm-timer on older Qualcomm SoCs where this is actually one hardware block responsible for both system timer and watchdog. Allow calling such device nodes as "timer". Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- Changes since v1: 1. Add tag. See also: https://lore.kernel.org/linux-arm-msm/20221212163532.142533-1-krzysztof.kozlowski@xxxxxxxxxx/T/#t which causes warnings: qcom-msm8960-cdp.dtb: timer@200a000: $nodename:0: 'timer@200a000' does not match '^watchdog(@.*|-[0-9a-f])?$' From schema: Documentation/devicetree/bindings/watchdog/qcom-wdt.yaml --- Documentation/devicetree/bindings/watchdog/watchdog.yaml | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/watchdog/watchdog.yaml b/Documentation/devicetree/bindings/watchdog/watchdog.yaml index fccae0d00110..519b48889eb1 100644 --- a/Documentation/devicetree/bindings/watchdog/watchdog.yaml +++ b/Documentation/devicetree/bindings/watchdog/watchdog.yaml @@ -14,9 +14,14 @@ description: | This document describes generic bindings which can be used to describe watchdog devices in a device tree. +select: + properties: + $nodename: + pattern: "^watchdog(@.*|-[0-9a-f])?$" + properties: $nodename: - pattern: "^watchdog(@.*|-[0-9a-f])?$" + pattern: "^(timer|watchdog)(@.*|-[0-9a-f])?$" timeout-sec: description: -- 2.34.1
