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
7 title: Microchip WILC wireless
8
9 maintainers:
10 - Adham Abozaeid <adham.abozaeid@microchip.com>
11 - Ajay Singh <ajay.kathat@microchip.com>
12
13 description:
14 The wilc1000 chips can be connected via SPI or SDIO. This document
15 describes the binding to connect wilc devices.
16
17 properties:
18 compatible:
19 const: microchip,wilc1000
20
21 reg: true
22
23 interrupts:
24 maxItems: 1
25
26 clocks:
27 description: phandle to the clock connected on rtc clock line.
28 maxItems: 1
29
30 clock-names:
31 const: rtc
32
33 enable-gpios:
34 maxItems: 1
35 description: Used by wilc1000-spi to determine the GPIO line
36 connected to the ENABLE line. If specified, reset-gpios
37 must be specified as well as otherwise the driver cannot
38 ensure the timing required between asserting ENABLE
39 and deasserting RESET. This should be declared as an
40 active-high signal.
41
42 reset-gpios:
43 maxItems: 1
44 description: Used by wilc1000-spi to determine the GPIO line
45 connected to the RESET line. This should be declared as an
46 active-low signal.
47
48 required:
49 - compatible
50 - interrupts
51
52 allOf:
53 - $ref: /schemas/spi/spi-peripheral-props.yaml#
54
55 unevaluatedProperties: false
56
57 examples:
58 - |
59 #include <dt-bindings/gpio/gpio.h>
60
61 spi {
62 #address-cells = <1>;
63 #size-cells = <0>;
64 wifi@0 {
65 compatible = "microchip,wilc1000";
66 spi-max-frequency = <48000000>;
67 reg = <0>;
68 interrupt-parent = <&pioC>;
69 interrupts = <27 0>;
70 clocks = <&pck1>;
71 clock-names = "rtc";
72 enable-gpios = <&pioA 5 GPIO_ACTIVE_HIGH>;
73 reset-gpios = <&pioA 6 GPIO_ACTIVE_LOW>;
74 };
75 };
76
77 - |
78 mmc {
79 #address-cells = <1>;
80 #size-cells = <0>;
81 pinctrl-names = "default";
82 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
83 non-removable;
84 vmmc-supply = <&vcc_mmc1_reg>;
85 vqmmc-supply = <&vcc_3v3_reg>;
86 bus-width = <4>;
87 wifi@0 {
88 compatible = "microchip,wilc1000";
89 reg = <0>;
90 interrupt-parent = <&pioC>;
91 interrupts = <27 0>;
92 clocks = <&pck1>;
93 clock-names = "rtc";
94 };
95 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.