Add binding documentation for the pincontrol core found in BCM6328 SoCs. Signed-off-by: Álvaro Fernández Rojas <noltari@xxxxxxxxx> Signed-off-by: Jonas Gorski <jonas.gorski@xxxxxxxxx> --- .../pinctrl/brcm,bcm6328-pinctrl.yaml | 161 ++++++++++++++++++ 1 file changed, 161 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml new file mode 100644 index 000000000000..2012cb1dbf5c --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6328-pinctrl.yaml @@ -0,0 +1,161 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/brcm,bcm6328-pinctrl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom BCM6328 pin controller + +maintainers: + - Álvaro Fernández Rojas <noltari@xxxxxxxxx> + - Jonas Gorski <jonas.gorski@xxxxxxxxx> + +description: |+ + The pin controller node should be the child of a syscon node. + + Refer to the bindings described in + Documentation/devicetree/bindings/mfd/syscon.yaml + +properties: + compatible: + const: brcm,bcm6328-pinctrl + + gpio-controller: true + + '#gpio-cells': + description: + Specifies the pin number and flags, as defined in + include/dt-bindings/gpio/gpio.h + const: 2 + + interrupts-extended: + description: + One interrupt per each of the 4 GPIO ports supported by the controller, + sorted by port number ascending order. + minItems: 4 + maxItems: 4 + +patternProperties: + '^.*$': + if: + type: object + then: + properties: + function: + $ref: "/schemas/types.yaml#/definitions/string" + enum: [ serial_led_data, serial_led_clk, inet_act_led, pcie_clkreq, + led, ephy0_act_led, ephy1_act_led, ephy2_act_led, + ephy3_act_led, hsspi_cs1, usb_device_port, usb_host_port ] + + pins: + $ref: "/schemas/types.yaml#/definitions/string" + enum: [ gpio6, gpio7, gpio11, gpio16, gpio17, gpio18, gpio19, + gpio20, gpio25, gpio26, gpio27, gpio28, hsspi_cs1, + usb_port1 ] + +required: + - compatible + - gpio-controller + - '#gpio-cells' + +additionalProperties: false + +examples: + - | + gpio@10000080 { + compatible = "syscon", "simple-mfd"; + reg = <0x10000080 0x80>; + + pinctrl: pinctrl { + compatible = "brcm,bcm6328-pinctrl"; + + gpio-controller; + #gpio-cells = <2>; + + interrupts-extended = <&ext_intc 3 0>, + <&ext_intc 2 0>, + <&ext_intc 1 0>, + <&ext_intc 0 0>; + interrupt-names = "gpio12", + "gpio15", + "gpio23", + "gpio24"; + + pinctrl_serial_led: serial_led { + pinctrl_serial_led_data: serial_led_data { + function = "serial_led_data"; + pins = "gpio6"; + }; + + pinctrl_serial_led_clk: serial_led_clk { + function = "serial_led_clk"; + pins = "gpio7"; + }; + }; + + pinctrl_inet_act_led: inet_act_led { + function = "inet_act_led"; + pins = "gpio11"; + }; + + pinctrl_pcie_clkreq: pcie_clkreq { + function = "pcie_clkreq"; + pins = "gpio16"; + }; + + pinctrl_ephy0_spd_led: ephy0_spd_led { + function = "led"; + pins = "gpio17"; + }; + + pinctrl_ephy1_spd_led: ephy1_spd_led { + function = "led"; + pins = "gpio18"; + }; + + pinctrl_ephy2_spd_led: ephy2_spd_led { + function = "led"; + pins = "gpio19"; + }; + + pinctrl_ephy3_spd_led: ephy3_spd_led { + function = "led"; + pins = "gpio20"; + }; + + pinctrl_ephy0_act_led: ephy0_act_led { + function = "ephy0_act_led"; + pins = "gpio25"; + }; + + pinctrl_ephy1_act_led: ephy1_act_led { + function = "ephy1_act_led"; + pins = "gpio26"; + }; + + pinctrl_ephy2_act_led: ephy2_act_led { + function = "ephy2_act_led"; + pins = "gpio27"; + }; + + pinctrl_ephy3_act_led: ephy3_act_led { + function = "ephy3_act_led"; + pins = "gpio28"; + }; + + pinctrl_hsspi_cs1: hsspi_cs1 { + function = "hsspi_cs1"; + pins = "hsspi_cs1"; + }; + + pinctrl_usb_port1_device: usb_port1_device { + function = "usb_device_port"; + pins = "usb_port1"; + }; + + pinctrl_usb_port1_host: usb_port1_host { + function = "usb_host_port"; + pins = "usb_port1"; + }; + }; + }; -- 2.20.1
