1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (c) 2019 Fuzhou Rockchip Electron 3 * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
4 * 4 *
5 */ 5 */
6 6
7 /dts-v1/; 7 /dts-v1/;
8 #include <dt-bindings/input/input.h> 8 #include <dt-bindings/input/input.h>
9 #include "rk3308.dtsi" 9 #include "rk3308.dtsi"
10 10
11 / { 11 / {
12 model = "Rockchip RK3308 EVB"; 12 model = "Rockchip RK3308 EVB";
13 compatible = "rockchip,rk3308-evb", "r 13 compatible = "rockchip,rk3308-evb", "rockchip,rk3308";
14 14
15 chosen { 15 chosen {
16 stdout-path = "serial4:1500000 16 stdout-path = "serial4:1500000n8";
17 }; 17 };
18 18
19 adc-keys0 { 19 adc-keys0 {
20 compatible = "adc-keys"; 20 compatible = "adc-keys";
21 io-channels = <&saradc 0>; 21 io-channels = <&saradc 0>;
22 io-channel-names = "buttons"; 22 io-channel-names = "buttons";
23 poll-interval = <100>; 23 poll-interval = <100>;
24 keyup-threshold-microvolt = <1 24 keyup-threshold-microvolt = <1800000>;
25 25
26 button-func { 26 button-func {
27 linux,code = <KEY_FN>; 27 linux,code = <KEY_FN>;
28 label = "function"; 28 label = "function";
29 press-threshold-microv 29 press-threshold-microvolt = <18000>;
30 }; 30 };
31 }; 31 };
32 32
33 adc-keys1 { 33 adc-keys1 {
34 compatible = "adc-keys"; 34 compatible = "adc-keys";
35 io-channels = <&saradc 1>; 35 io-channels = <&saradc 1>;
36 io-channel-names = "buttons"; 36 io-channel-names = "buttons";
37 poll-interval = <100>; 37 poll-interval = <100>;
38 keyup-threshold-microvolt = <1 38 keyup-threshold-microvolt = <1800000>;
39 39
40 button-esc { 40 button-esc {
41 linux,code = <KEY_MICM 41 linux,code = <KEY_MICMUTE>;
42 label = "micmute"; 42 label = "micmute";
43 press-threshold-microv 43 press-threshold-microvolt = <1130000>;
44 }; 44 };
45 45
46 button-home { 46 button-home {
47 linux,code = <KEY_MODE 47 linux,code = <KEY_MODE>;
48 label = "mode"; 48 label = "mode";
49 press-threshold-microv 49 press-threshold-microvolt = <901000>;
50 }; 50 };
51 51
52 button-menu { 52 button-menu {
53 linux,code = <KEY_PLAY 53 linux,code = <KEY_PLAY>;
54 label = "play"; 54 label = "play";
55 press-threshold-microv 55 press-threshold-microvolt = <624000>;
56 }; 56 };
57 57
58 button-down { 58 button-down {
59 linux,code = <KEY_VOLU 59 linux,code = <KEY_VOLUMEDOWN>;
60 label = "volume down"; 60 label = "volume down";
61 press-threshold-microv 61 press-threshold-microvolt = <300000>;
62 }; 62 };
63 63
64 button-up { 64 button-up {
65 linux,code = <KEY_VOLU 65 linux,code = <KEY_VOLUMEUP>;
66 label = "volume up"; 66 label = "volume up";
67 press-threshold-microv 67 press-threshold-microvolt = <18000>;
68 }; 68 };
69 }; 69 };
70 70
71 gpio-keys { 71 gpio-keys {
72 compatible = "gpio-keys"; 72 compatible = "gpio-keys";
73 autorepeat; 73 autorepeat;
74 74
75 pinctrl-names = "default"; 75 pinctrl-names = "default";
76 pinctrl-0 = <&pwr_key>; 76 pinctrl-0 = <&pwr_key>;
77 77
78 key-power { 78 key-power {
79 gpios = <&gpio0 RK_PA6 79 gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_LOW>;
80 linux,code = <KEY_POWE 80 linux,code = <KEY_POWER>;
81 label = "GPIO Key Powe 81 label = "GPIO Key Power";
82 debounce-interval = <1 82 debounce-interval = <100>;
83 wakeup-source; 83 wakeup-source;
84 }; 84 };
85 }; 85 };
86 86
87 vcc12v_dcin: vcc12v-dcin { 87 vcc12v_dcin: vcc12v-dcin {
88 compatible = "regulator-fixed" 88 compatible = "regulator-fixed";
89 regulator-name = "vcc12v_dcin" 89 regulator-name = "vcc12v_dcin";
90 regulator-min-microvolt = <120 90 regulator-min-microvolt = <12000000>;
91 regulator-max-microvolt = <120 91 regulator-max-microvolt = <12000000>;
92 regulator-always-on; 92 regulator-always-on;
93 regulator-boot-on; 93 regulator-boot-on;
94 }; 94 };
95 95
96 vcc5v0_sys: vcc5v0-sys { 96 vcc5v0_sys: vcc5v0-sys {
97 compatible = "regulator-fixed" 97 compatible = "regulator-fixed";
98 regulator-name = "vcc5v0_sys"; 98 regulator-name = "vcc5v0_sys";
99 regulator-min-microvolt = <500 99 regulator-min-microvolt = <5000000>;
100 regulator-max-microvolt = <500 100 regulator-max-microvolt = <5000000>;
101 regulator-always-on; 101 regulator-always-on;
102 regulator-boot-on; 102 regulator-boot-on;
103 vin-supply = <&vcc12v_dcin>; 103 vin-supply = <&vcc12v_dcin>;
104 }; 104 };
105 105
106 vccio_sdio: vcc_1v8: vcc-1v8 { 106 vccio_sdio: vcc_1v8: vcc-1v8 {
107 compatible = "regulator-fixed" 107 compatible = "regulator-fixed";
108 regulator-name = "vcc_1v8"; 108 regulator-name = "vcc_1v8";
109 regulator-min-microvolt = <180 109 regulator-min-microvolt = <1800000>;
110 regulator-max-microvolt = <180 110 regulator-max-microvolt = <1800000>;
111 regulator-always-on; 111 regulator-always-on;
112 regulator-boot-on; 112 regulator-boot-on;
113 vin-supply = <&vcc_io>; 113 vin-supply = <&vcc_io>;
114 }; 114 };
115 115
116 vcc_ddr: vcc-ddr { 116 vcc_ddr: vcc-ddr {
117 compatible = "regulator-fixed" 117 compatible = "regulator-fixed";
118 regulator-name = "vcc_ddr"; 118 regulator-name = "vcc_ddr";
119 regulator-min-microvolt = <150 119 regulator-min-microvolt = <1500000>;
120 regulator-max-microvolt = <150 120 regulator-max-microvolt = <1500000>;
121 regulator-always-on; 121 regulator-always-on;
122 regulator-boot-on; 122 regulator-boot-on;
123 vin-supply = <&vcc5v0_sys>; 123 vin-supply = <&vcc5v0_sys>;
124 }; 124 };
125 125
126 vcc_io: vcc-io { 126 vcc_io: vcc-io {
127 compatible = "regulator-fixed" 127 compatible = "regulator-fixed";
128 regulator-name = "vcc_io"; 128 regulator-name = "vcc_io";
129 regulator-min-microvolt = <330 129 regulator-min-microvolt = <3300000>;
130 regulator-max-microvolt = <330 130 regulator-max-microvolt = <3300000>;
131 regulator-always-on; 131 regulator-always-on;
132 regulator-boot-on; 132 regulator-boot-on;
133 vin-supply = <&vcc5v0_sys>; 133 vin-supply = <&vcc5v0_sys>;
134 }; 134 };
135 135
136 vccio_flash: vccio-flash { 136 vccio_flash: vccio-flash {
137 compatible = "regulator-fixed" 137 compatible = "regulator-fixed";
138 regulator-name = "vccio_flash" 138 regulator-name = "vccio_flash";
139 regulator-min-microvolt = <330 139 regulator-min-microvolt = <3300000>;
140 regulator-max-microvolt = <330 140 regulator-max-microvolt = <3300000>;
141 regulator-always-on; 141 regulator-always-on;
142 regulator-boot-on; 142 regulator-boot-on;
143 vin-supply = <&vcc_io>; 143 vin-supply = <&vcc_io>;
144 }; 144 };
145 145
146 vcc5v0_host: vcc5v0-host { 146 vcc5v0_host: vcc5v0-host {
147 compatible = "regulator-fixed" 147 compatible = "regulator-fixed";
148 gpio = <&gpio0 RK_PC5 GPIO_ACT 148 gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;
149 enable-active-high; 149 enable-active-high;
150 pinctrl-names = "default"; 150 pinctrl-names = "default";
151 pinctrl-0 = <&usb_drv>; 151 pinctrl-0 = <&usb_drv>;
152 regulator-name = "vbus_host"; 152 regulator-name = "vbus_host";
153 vin-supply = <&vcc5v0_sys>; 153 vin-supply = <&vcc5v0_sys>;
154 }; 154 };
155 155
156 vdd_core: vdd-core { 156 vdd_core: vdd-core {
157 compatible = "pwm-regulator"; 157 compatible = "pwm-regulator";
158 pwms = <&pwm0 0 5000 1>; 158 pwms = <&pwm0 0 5000 1>;
159 regulator-name = "vdd_core"; 159 regulator-name = "vdd_core";
160 regulator-min-microvolt = <827 160 regulator-min-microvolt = <827000>;
161 regulator-max-microvolt = <134 161 regulator-max-microvolt = <1340000>;
162 regulator-always-on; 162 regulator-always-on;
163 regulator-boot-on; 163 regulator-boot-on;
164 regulator-settling-time-up-us 164 regulator-settling-time-up-us = <250>;
165 pwm-supply = <&vcc5v0_sys>; 165 pwm-supply = <&vcc5v0_sys>;
166 }; 166 };
167 167
168 vdd_log: vdd-log { 168 vdd_log: vdd-log {
169 compatible = "regulator-fixed" 169 compatible = "regulator-fixed";
170 regulator-name = "vdd_log"; 170 regulator-name = "vdd_log";
171 regulator-min-microvolt = <105 171 regulator-min-microvolt = <1050000>;
172 regulator-max-microvolt = <105 172 regulator-max-microvolt = <1050000>;
173 regulator-always-on; 173 regulator-always-on;
174 regulator-boot-on; 174 regulator-boot-on;
175 vin-supply = <&vcc5v0_sys>; 175 vin-supply = <&vcc5v0_sys>;
176 }; 176 };
177 177
178 vdd_1v0: vdd-1v0 { 178 vdd_1v0: vdd-1v0 {
179 compatible = "regulator-fixed" 179 compatible = "regulator-fixed";
180 regulator-name = "vdd_1v0"; 180 regulator-name = "vdd_1v0";
181 regulator-min-microvolt = <100 181 regulator-min-microvolt = <1000000>;
182 regulator-max-microvolt = <100 182 regulator-max-microvolt = <1000000>;
183 regulator-always-on; 183 regulator-always-on;
184 regulator-boot-on; 184 regulator-boot-on;
185 vin-supply = <&vcc5v0_sys>; 185 vin-supply = <&vcc5v0_sys>;
186 }; 186 };
187 }; 187 };
188 188
189 &cpu0 { 189 &cpu0 {
190 cpu-supply = <&vdd_core>; 190 cpu-supply = <&vdd_core>;
191 }; 191 };
192 192
193 &saradc { 193 &saradc {
194 status = "okay"; 194 status = "okay";
195 vref-supply = <&vcc_1v8>; 195 vref-supply = <&vcc_1v8>;
196 }; 196 };
197 197
198 &pinctrl { 198 &pinctrl {
199 pinctrl-names = "default"; 199 pinctrl-names = "default";
200 pinctrl-0 = <&rtc_32k>; 200 pinctrl-0 = <&rtc_32k>;
201 201
202 buttons { 202 buttons {
203 pwr_key: pwr-key { 203 pwr_key: pwr-key {
204 rockchip,pins = <0 RK_ 204 rockchip,pins = <0 RK_PA6 0 &pcfg_pull_up>;
205 }; 205 };
206 }; 206 };
207 207
208 usb { 208 usb {
209 usb_drv: usb-drv { 209 usb_drv: usb-drv {
210 rockchip,pins = <0 RK_ 210 rockchip,pins = <0 RK_PC5 0 &pcfg_pull_none>;
211 }; 211 };
212 }; 212 };
213 213
214 sdio-pwrseq { 214 sdio-pwrseq {
215 wifi_enable_h: wifi-enable-h { 215 wifi_enable_h: wifi-enable-h {
216 rockchip,pins = <0 RK_ 216 rockchip,pins = <0 RK_PA2 0 &pcfg_pull_none>;
217 }; 217 };
218 }; 218 };
219 }; 219 };
220 220
221 &pwm0 { 221 &pwm0 {
222 status = "okay"; 222 status = "okay";
223 pinctrl-0 = <&pwm0_pin_pull_down>; 223 pinctrl-0 = <&pwm0_pin_pull_down>;
224 }; 224 };
225 225
226 &uart4 { 226 &uart4 {
227 pinctrl-names = "default"; 227 pinctrl-names = "default";
228 pinctrl-0 = <&uart4_xfer>; 228 pinctrl-0 = <&uart4_xfer>;
229 status = "okay"; 229 status = "okay";
230 }; 230 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.