Add bindings for CAST CAN Controller Signed-off-by: William Qiu <william.qiu@xxxxxxxxxxxxxxxx> --- .../devicetree/bindings/net/can/cast,can.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/can/cast,can.yaml diff --git a/Documentation/devicetree/bindings/net/can/cast,can.yaml b/Documentation/devicetree/bindings/net/can/cast,can.yaml new file mode 100644 index 000000000000..ea52132d9b1c --- /dev/null +++ b/Documentation/devicetree/bindings/net/can/cast,can.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/can/cast,can.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CAST CAN controller + +maintainers: + - William Qiu <william.qiu@xxxxxxxxxxxxxxxx> + +allOf: + - $ref: can-controller.yaml# + - if: + properties: + compatible: + contains: + const: starfive,can + then: + required: + - starfive,syscon + +properties: + compatible: + enum: + - cast,can + - cast,canfd + - starfive,can + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + minItems: 3 + + clock-names: + items: + - const: apb_clk + - const: timer_clk + - const: can_clk + + resets: + minItems: 3 + + reset-names: + items: + - const: rst_apb + - const: rst_core + - const: rst_timer + + starfive,syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Register Controller syscon node + - description: offset of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + - description: shift of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + - description: mask of SYS_SYSCON_NE__SAIF__SYSCFG register for CAN controller + description: + Should be four parameters, the phandle to System Register Controller + syscon node and the offset/shift/mask of SYS_SYSCON_NE__SAIF__SYSCFG register + for CAN controller. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - resets + - reset-names + +additionalProperties: false + +examples: + - | + can@130d0000{ + compatible = "starfive,can"; + reg = <0x130d0000 0x1000>; + interrupts = <112>; + clocks = <&syscrg 115>, + <&syscrg 116>, + <&syscrg 117>; + clock-names = "apb_clk", "timer_clk", "can_clk"; + resets = <&syscrg 111>, + <&syscrg 112>, + <&syscrg 113>; + reset-names = "rst_apb", "rst_core", "rst_timer"; + starfive,syscon = <&sys_syscon 0x10 0x3 0x8>; + }; + +... -- 2.34.1
