1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2020 Engicam srl
4 * Copyright (c) 2020 Amarula Solutions
5 * Copyright (c) 2020 Amarula Solutions(India)
6 */
7
8 / {
9 aliases {
10 ethernet0 = &gmac;
11 mmc1 = &sdmmc;
12 mmc2 = &sdio;
13 };
14
15 vcc5v0_sys: vcc5v0-sys {
16 compatible = "regulator-fixed";
17 regulator-name = "vcc5v0_sys"; /* +5V */
18 regulator-always-on;
19 regulator-boot-on;
20 regulator-min-microvolt = <5000000>;
21 regulator-max-microvolt = <5000000>;
22 };
23
24 sdio_pwrseq: sdio-pwrseq {
25 compatible = "mmc-pwrseq-simple";
26 clocks = <&xin32k>;
27 clock-names = "ext_clock";
28 post-power-on-delay-ms = <80>;
29 pinctrl-names = "default";
30 pinctrl-0 = <&wifi_enable_h>;
31 };
32
33 vcc3v3_btreg: vcc3v3-btreg {
34 compatible = "regulator-gpio";
35 enable-active-high;
36 pinctrl-names = "default";
37 pinctrl-0 = <&bt_enable_h>;
38 regulator-name = "btreg-gpio-supply";
39 regulator-min-microvolt = <3300000>;
40 regulator-max-microvolt = <3300000>;
41 regulator-always-on;
42 states = <3300000 0x0>;
43 };
44
45 vcc3v3_rf_aux_mod: vcc3v3-rf-aux-mod {
46 compatible = "regulator-fixed";
47 regulator-name = "vcc3v3_rf_aux_mod";
48 regulator-min-microvolt = <3300000>;
49 regulator-max-microvolt = <3300000>;
50 regulator-always-on;
51 regulator-boot-on;
52 vin-supply = <&vcc5v0_sys>;
53 };
54
55 xin32k: xin32k {
56 compatible = "fixed-clock";
57 #clock-cells = <0>;
58 clock-frequency = <32768>;
59 clock-output-names = "xin32k";
60 };
61 };
62
63 &sdio {
64 #address-cells = <1>;
65 #size-cells = <0>;
66 bus-width = <4>;
67 clock-frequency = <50000000>;
68 cap-sdio-irq;
69 cap-sd-highspeed;
70 keep-power-in-suspend;
71 mmc-pwrseq = <&sdio_pwrseq>;
72 non-removable;
73 sd-uhs-sdr104;
74 status = "okay";
75
76 brcmf: wifi@1 {
77 compatible = "brcm,bcm4329-fmac";
78 reg = <1>;
79 };
80 };
81
82 &gmac {
83 clock_in_out = "output";
84 phy-supply = <&vcc_3v3>; /* +3V3_SOM */
85 snps,reset-active-low;
86 snps,reset-delays-us = <0 50000 50000>;
87 snps,reset-gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
88 status = "okay";
89 };
90
91 &pwm0 {
92 status = "okay";
93 };
94
95 &sdmmc {
96 cap-sd-highspeed;
97 card-detect-delay = <800>;
98 vmmc-supply = <&vcc_3v3>; /* +3V3_SOM */
99 vqmmc-supply = <&vcc_3v3>;
100 status = "okay";
101 };
102
103 &u2phy {
104 status = "okay";
105
106 u2phy_host: host-port {
107 status = "okay";
108 };
109
110 u2phy_otg: otg-port {
111 status = "okay";
112 };
113 };
114
115 &uart2 {
116 pinctrl-0 = <&uart2m1_xfer>;
117 status = "okay";
118 };
119
120 &usb20_otg {
121 status = "okay";
122 };
123
124 &usb_host0_ehci {
125 status = "okay";
126 };
127
128 &usb_host0_ohci {
129 status = "okay";
130 };
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