diff options
Diffstat (limited to 'Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml | 53 |
1 files changed, 48 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml index 2fa40d8864b2..8fb6656ba0c2 100644 --- a/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/samsung-wdt.yaml @@ -22,25 +22,33 @@ properties: - samsung,exynos5250-wdt # for Exynos5250 - samsung,exynos5420-wdt # for Exynos5420 - samsung,exynos7-wdt # for Exynos7 + - samsung,exynos850-wdt # for Exynos850 + - samsung,exynosautov9-wdt # for Exynosautov9 reg: maxItems: 1 clocks: - maxItems: 1 + minItems: 1 + maxItems: 2 clock-names: - items: - - const: watchdog + minItems: 1 + maxItems: 2 interrupts: maxItems: 1 + samsung,cluster-index: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Index of CPU cluster on which watchdog is running (in case of Exynos850) + samsung,syscon-phandle: $ref: /schemas/types.yaml#/definitions/phandle description: - Phandle to the PMU system controller node (in case of Exynos5250 - and Exynos5420). + Phandle to the PMU system controller node (in case of Exynos5250, + Exynos5420, Exynos7 and Exynos850). required: - compatible @@ -58,9 +66,44 @@ allOf: enum: - samsung,exynos5250-wdt - samsung,exynos5420-wdt + - samsung,exynos7-wdt + - samsung,exynos850-wdt + - samsung,exynosautov9-wdt then: required: - samsung,syscon-phandle + - if: + properties: + compatible: + contains: + enum: + - samsung,exynos850-wdt + - samsung,exynosautov9-wdt + then: + properties: + clocks: + items: + - description: Bus clock, used for register interface + - description: Source clock (driving watchdog counter) + clock-names: + items: + - const: watchdog + - const: watchdog_src + samsung,cluster-index: + enum: [0, 1] + required: + - samsung,cluster-index + else: + properties: + clocks: + items: + - description: Bus clock, which is also a source clock + clock-names: + items: + - const: watchdog + samsung,cluster-index: false + +unevaluatedProperties: false examples: - | |