microchip,wilc1000.yaml (2346B)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/net/wireless/microchip,wilc1000.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Microchip WILC wireless devicetree bindings 8 9maintainers: 10 - Adham Abozaeid <adham.abozaeid@microchip.com> 11 - Ajay Singh <ajay.kathat@microchip.com> 12 13description: 14 The wilc1000 chips can be connected via SPI or SDIO. This document 15 describes the binding to connect wilc devices. 16 17properties: 18 compatible: 19 const: microchip,wilc1000 20 21 reg: true 22 23 spi-max-frequency: true 24 25 interrupts: 26 maxItems: 1 27 28 clocks: 29 description: phandle to the clock connected on rtc clock line. 30 maxItems: 1 31 32 clock-names: 33 const: rtc 34 35 enable-gpios: 36 maxItems: 1 37 description: Used by wilc1000-spi to determine the GPIO line 38 connected to the ENABLE line. If specified, reset-gpios 39 must be specified as well as otherwise the driver cannot 40 ensure the timing required between asserting ENABLE 41 and deasserting RESET. This should be declared as an 42 active-high signal. 43 44 reset-gpios: 45 maxItems: 1 46 description: Used by wilc1000-spi to determine the GPIO line 47 connected to the RESET line. This should be declared as an 48 active-low signal. 49 50required: 51 - compatible 52 - interrupts 53 54additionalProperties: false 55 56examples: 57 - | 58 #include <dt-bindings/gpio/gpio.h> 59 60 spi { 61 #address-cells = <1>; 62 #size-cells = <0>; 63 wifi@0 { 64 compatible = "microchip,wilc1000"; 65 spi-max-frequency = <48000000>; 66 reg = <0>; 67 interrupt-parent = <&pioC>; 68 interrupts = <27 0>; 69 clocks = <&pck1>; 70 clock-names = "rtc"; 71 enable-gpios = <&pioA 5 GPIO_ACTIVE_HIGH>; 72 reset-gpios = <&pioA 6 GPIO_ACTIVE_LOW>; 73 }; 74 }; 75 76 - | 77 mmc { 78 #address-cells = <1>; 79 #size-cells = <0>; 80 pinctrl-names = "default"; 81 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>; 82 non-removable; 83 vmmc-supply = <&vcc_mmc1_reg>; 84 vqmmc-supply = <&vcc_3v3_reg>; 85 bus-width = <4>; 86 wifi@0 { 87 compatible = "microchip,wilc1000"; 88 reg = <0>; 89 interrupt-parent = <&pioC>; 90 interrupts = <27 0>; 91 clocks = <&pck1>; 92 clock-names = "rtc"; 93 }; 94 };