1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/pinctrl/microchip,pic64gx-pinctrl-gpio2.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Microchip PIC64GX GPIO2 Mux 8 9maintainers: 10 - Conor Dooley <conor.dooley@microchip.com> 11 12description: 13 The "GPIO2 Mux" determines whether GPIO2 or select other functions are 14 available on package pins on PIC64GX. Some of these functions must be 15 mapped to this mux via iomux0 for settings here to have any impact. 16 17properties: 18 compatible: 19 const: microchip,pic64gx-pinctrl-gpio2 20 21 reg: 22 maxItems: 1 23 24 pinctrl-use-default: true 25 26patternProperties: 27 '^mux-': 28 type: object 29 $ref: pinmux-node.yaml 30 additionalProperties: false 31 32 properties: 33 function: 34 description: 35 A string containing the name of the function to mux to the group. 36 enum: [ mdio0, mdio1, spi0, can0, pcie, qspi, uart3, uart4, can1, uart2, gpio ] 37 38 groups: 39 description: 40 An array of strings. Each string contains the name of a group. 41 items: 42 enum: [ mdio0, mdio1, spi0, can0, pcie, qspi, uart3, uart4, can1, uart2, 43 gpio_mdio0, gpio_mdio1, gpio_spi0, gpio_can0, gpio_pcie, 44 gpio_qspi, gpio_uart3, gpio_uart4, gpio_can1, gpio_uart2 ] 45 46 required: 47 - function 48 - groups 49 50required: 51 - compatible 52 - reg 53 54additionalProperties: false 55 56examples: 57 - | 58 pinctrl@41000000 { 59 compatible = "microchip,pic64gx-pinctrl-gpio2"; 60 reg = <0x41000000 0x4>; 61 pinctrl-use-default; 62 pinctrl-names = "default"; 63 pinctrl-0 = <&mdio0_gpio2>, <&mdio1_gpio2>, <&spi0_gpio2>, <&qspi_gpio2>, 64 <&uart3_gpio2>, <&uart4_gpio2>, <&can1_gpio2>, <&can0_gpio2>, 65 <&uart2_gpio2>; 66 67 mux-gpio2 { 68 function = "gpio"; 69 groups = "gpio_mdio1", "gpio_spi0", "gpio_can0", "gpio_pcie", 70 "gpio_qspi", "gpio_uart3", "gpio_uart4", "gpio_can1"; 71 }; 72 }; 73 74... 75