1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2019 Fuzhou Rockchip Electron
4 */
5
6 /dts-v1/;
7 #include "rk3308.dtsi"
8
9 / {
10 model = "Firefly ROC-RK3308-CC board";
11 compatible = "firefly,roc-rk3308-cc",
12
13 aliases {
14 mmc0 = &sdmmc;
15 mmc1 = &emmc;
16 };
17
18 chosen {
19 stdout-path = "serial2:1500000
20 };
21
22 ir-receiver {
23 compatible = "gpio-ir-receiver
24 gpios = <&gpio0 RK_PC0 GPIO_AC
25 pinctrl-names = "default";
26 pinctrl-0 = <&ir_recv_pin>;
27 };
28
29 ir_tx {
30 compatible = "pwm-ir-tx";
31 pwms = <&pwm5 0 25000 0>;
32 };
33
34 leds {
35 compatible = "gpio-leds";
36
37 power_led: led-0 {
38 label = "firefly:red:p
39 linux,default-trigger
40 default-state = "on";
41 gpios = <&gpio0 RK_PA6
42 };
43
44 user_led: led-1 {
45 label = "firefly:blue:
46 linux,default-trigger
47 default-state = "off";
48 gpios = <&gpio0 RK_PB2
49 };
50 };
51
52 typec_vcc5v: typec-vcc5v {
53 compatible = "regulator-fixed"
54 regulator-name = "typec_vcc5v"
55 regulator-min-microvolt = <500
56 regulator-max-microvolt = <500
57 regulator-always-on;
58 regulator-boot-on;
59 };
60
61 vcc5v0_sys: vcc5v0-sys {
62 compatible = "regulator-fixed"
63 regulator-name = "vcc5v0_sys";
64 regulator-min-microvolt = <500
65 regulator-max-microvolt = <500
66 regulator-always-on;
67 regulator-boot-on;
68 vin-supply = <&typec_vcc5v>;
69 };
70
71 vcc_io: vcc-io {
72 compatible = "regulator-fixed"
73 regulator-name = "vcc_io";
74 regulator-min-microvolt = <330
75 regulator-max-microvolt = <330
76 regulator-always-on;
77 regulator-boot-on;
78 vin-supply = <&vcc5v0_sys>;
79 };
80
81 vcc_sdmmc: vcc-sdmmc {
82 compatible = "regulator-gpio";
83 regulator-name = "vcc_sdmmc";
84 regulator-min-microvolt = <180
85 regulator-max-microvolt = <330
86 gpios = <&gpio0 RK_PA7 GPIO_AC
87 states = <1800000 0x0>,
88 <3300000 0x1>;
89 vin-supply = <&vcc5v0_sys>;
90 };
91
92 vcc_sd: vcc-sd {
93 compatible = "regulator-fixed"
94 gpio = <&gpio4 RK_PD6 GPIO_ACT
95 regulator-name = "vcc_sd";
96 regulator-min-microvolt = <330
97 regulator-max-microvolt = <330
98 regulator-always-on;
99 regulator-boot-on;
100 vin-supply = <&vcc_io>;
101 };
102
103 vdd_core: vdd-core {
104 compatible = "pwm-regulator";
105 pwms = <&pwm0 0 5000 1>;
106 regulator-name = "vdd_core";
107 regulator-min-microvolt = <827
108 regulator-max-microvolt = <134
109 regulator-settling-time-up-us
110 regulator-always-on;
111 regulator-boot-on;
112 pwm-supply = <&vcc5v0_sys>;
113 };
114
115 vdd_log: vdd-log {
116 compatible = "regulator-fixed"
117 regulator-name = "vdd_log";
118 regulator-min-microvolt = <105
119 regulator-max-microvolt = <105
120 regulator-always-on;
121 regulator-boot-on;
122 vin-supply = <&vcc5v0_sys>;
123 };
124 };
125
126 &cpu0 {
127 cpu-supply = <&vdd_core>;
128 };
129
130 &emmc {
131 cap-mmc-highspeed;
132 mmc-hs200-1_8v;
133 non-removable;
134 status = "okay";
135 };
136
137 &i2c1 {
138 clock-frequency = <400000>;
139 status = "okay";
140
141 rtc: rtc@51 {
142 compatible = "nxp,pcf8563";
143 reg = <0x51>;
144 #clock-cells = <0>;
145 };
146 };
147
148 &pwm5 {
149 status = "okay";
150 pinctrl-names = "active";
151 pinctrl-0 = <&pwm5_pin_pull_down>;
152 };
153
154 &pinctrl {
155 pinctrl-names = "default";
156 pinctrl-0 = <&rtc_32k>;
157
158 ir-receiver {
159 ir_recv_pin: ir-recv-pin {
160 rockchip,pins = <0 RK_
161 };
162 };
163
164 buttons {
165 pwr_key: pwr-key {
166 rockchip,pins = <0 RK_
167 };
168 };
169 };
170
171 &pwm0 {
172 status = "okay";
173 pinctrl-0 = <&pwm0_pin_pull_down>;
174 };
175
176 &sdmmc {
177 cap-mmc-highspeed;
178 cap-sd-highspeed;
179 card-detect-delay = <300>;
180 sd-uhs-sdr25;
181 sd-uhs-sdr50;
182 sd-uhs-sdr104;
183 vmmc-supply = <&vcc_sd>;
184 vqmmc-supply = <&vcc_sdmmc>;
185 status = "okay";
186 };
187
188 &uart2 {
189 status = "okay";
190 };
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