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The patch introduces nvidia,gpio-controller property to represent that dependency. Signed-off-by: Dipen Patel Reviewed-by: Linus Walleij --- .../timestamp/nvidia,tegra194-hte.yaml | 36 ++++++++++++++++--- 1 file changed, 31 insertions(+), 5 deletions(-) diff --git a/Documentation/devicetree/bindings/timestamp/nvidia,tegra194-hte.yaml b/Documentation/devicetree/bindings/timestamp/nvidia,tegra194-hte.yaml index 855dad3f2023..66eaa3fab8cc 100644 --- a/Documentation/devicetree/bindings/timestamp/nvidia,tegra194-hte.yaml +++ b/Documentation/devicetree/bindings/timestamp/nvidia,tegra194-hte.yaml @@ -51,6 +51,12 @@ properties: LIC instance has 11 slices and Tegra234 LIC has 17 slices. enum: [3, 11, 17] + nvidia,gpio-controller: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle to AON gpio controller instance. This is required to handle + namespace conversion between GPIO and GTE. + '#timestamp-cells': description: This represents number of line id arguments as specified by the @@ -59,6 +65,12 @@ properties: mentioned in the nvidia GPIO device tree binding document. const: 1 +required: + - compatible + - reg + - interrupts + - "#timestamp-cells" + allOf: - if: properties: @@ -94,11 +106,15 @@ allOf: nvidia,slices: const: 17 -required: - - compatible - - reg - - interrupts - - "#timestamp-cells" + - if: + properties: + compatible: + contains: + enum: + - nvidia,tegra234-gte-aon + then: + required: + - nvidia,gpio-controller additionalProperties: false @@ -112,6 +128,16 @@ examples: #timestamp-cells = <1>; }; + - | + tegra234_hte_aon: timestamp@c1e0000 { + compatible = "nvidia,tegra234-gte-aon"; + reg = <0xc1e0000 0x10000>; + interrupts = <0 13 0x4>; + nvidia,int-threshold = <1>; + nvidia,gpio-controller = <&gpio_aon>; + #timestamp-cells = <1>; + }; + - | tegra_hte_lic: timestamp@3aa0000 { compatible = "nvidia,tegra194-gte-lic";