1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/net/wireles 4 $id: http://devicetree.org/schemas/net/wireless/microchip,wilc1000.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Microchip WILC wireless 7 title: Microchip WILC wireless
8 8
9 maintainers: 9 maintainers:
10 - Adham Abozaeid <adham.abozaeid@microchip.co 10 - Adham Abozaeid <adham.abozaeid@microchip.com>
11 - Ajay Singh <ajay.kathat@microchip.com> 11 - Ajay Singh <ajay.kathat@microchip.com>
12 12
13 description: 13 description:
14 The wilc1000 chips can be connected via SPI 14 The wilc1000 chips can be connected via SPI or SDIO. This document
15 describes the binding to connect wilc device 15 describes the binding to connect wilc devices.
16 16
17 properties: 17 properties:
18 compatible: 18 compatible:
19 const: microchip,wilc1000 19 const: microchip,wilc1000
20 20
21 reg: true 21 reg: true
22 22
23 interrupts: 23 interrupts:
24 maxItems: 1 24 maxItems: 1
25 25
26 clocks: 26 clocks:
27 description: phandle to the clock connecte 27 description: phandle to the clock connected on rtc clock line.
28 maxItems: 1 28 maxItems: 1
29 29
30 clock-names: 30 clock-names:
31 const: rtc 31 const: rtc
32 32
33 enable-gpios: 33 enable-gpios:
34 maxItems: 1 34 maxItems: 1
35 description: Used by wilc1000-spi to deter 35 description: Used by wilc1000-spi to determine the GPIO line
36 connected to the ENABLE line. If specif 36 connected to the ENABLE line. If specified, reset-gpios
37 must be specified as well as otherwise t 37 must be specified as well as otherwise the driver cannot
38 ensure the timing required between asser 38 ensure the timing required between asserting ENABLE
39 and deasserting RESET. This should be d 39 and deasserting RESET. This should be declared as an
40 active-high signal. 40 active-high signal.
41 41
42 reset-gpios: 42 reset-gpios:
43 maxItems: 1 43 maxItems: 1
44 description: Used by wilc1000-spi to deter 44 description: Used by wilc1000-spi to determine the GPIO line
45 connected to the RESET line. This shoul 45 connected to the RESET line. This should be declared as an
46 active-low signal. 46 active-low signal.
47 47
48 required: 48 required:
49 - compatible 49 - compatible
50 - interrupts 50 - interrupts
51 51
52 allOf: 52 allOf:
53 - $ref: /schemas/spi/spi-peripheral-props.ya 53 - $ref: /schemas/spi/spi-peripheral-props.yaml#
54 54
55 unevaluatedProperties: false 55 unevaluatedProperties: false
56 56
57 examples: 57 examples:
58 - | 58 - |
59 #include <dt-bindings/gpio/gpio.h> 59 #include <dt-bindings/gpio/gpio.h>
60 60
61 spi { 61 spi {
62 #address-cells = <1>; 62 #address-cells = <1>;
63 #size-cells = <0>; 63 #size-cells = <0>;
64 wifi@0 { 64 wifi@0 {
65 compatible = "microchip,wilc1000"; 65 compatible = "microchip,wilc1000";
66 spi-max-frequency = <48000000>; 66 spi-max-frequency = <48000000>;
67 reg = <0>; 67 reg = <0>;
68 interrupt-parent = <&pioC>; 68 interrupt-parent = <&pioC>;
69 interrupts = <27 0>; 69 interrupts = <27 0>;
70 clocks = <&pck1>; 70 clocks = <&pck1>;
71 clock-names = "rtc"; 71 clock-names = "rtc";
72 enable-gpios = <&pioA 5 GPIO_ACTIVE_HI 72 enable-gpios = <&pioA 5 GPIO_ACTIVE_HIGH>;
73 reset-gpios = <&pioA 6 GPIO_ACTIVE_LOW 73 reset-gpios = <&pioA 6 GPIO_ACTIVE_LOW>;
74 }; 74 };
75 }; 75 };
76 76
77 - | 77 - |
78 mmc { 78 mmc {
79 #address-cells = <1>; 79 #address-cells = <1>;
80 #size-cells = <0>; 80 #size-cells = <0>;
81 pinctrl-names = "default"; 81 pinctrl-names = "default";
82 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 82 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
83 non-removable; 83 non-removable;
84 vmmc-supply = <&vcc_mmc1_reg>; 84 vmmc-supply = <&vcc_mmc1_reg>;
85 vqmmc-supply = <&vcc_3v3_reg>; 85 vqmmc-supply = <&vcc_3v3_reg>;
86 bus-width = <4>; 86 bus-width = <4>;
87 wifi@0 { 87 wifi@0 {
88 compatible = "microchip,wilc1000"; 88 compatible = "microchip,wilc1000";
89 reg = <0>; 89 reg = <0>;
90 interrupt-parent = <&pioC>; 90 interrupt-parent = <&pioC>;
91 interrupts = <27 0>; 91 interrupts = <27 0>;
92 clocks = <&pck1>; 92 clocks = <&pck1>;
93 clock-names = "rtc"; 93 clock-names = "rtc";
94 }; 94 };
95 }; 95 };
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