xref: /linux/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi (revision b8d312aa075f33282565467662c4628dae0a2aff) 
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2015 Caesar Wang <wxt@rock-chips.com>
4 */
5
6#include <dt-bindings/input/input.h>
7#include <dt-bindings/pwm/pwm.h>
8#include "rk3368.dtsi"
9
10/ {
11	chosen {
12		stdout-path = "serial2:115200n8";
13	};
14
15	memory {
16		device_type = "memory";
17		reg = <0x0 0x0 0x0 0x40000000>;
18	};
19
20	backlight: backlight {
21		compatible = "pwm-backlight";
22		brightness-levels = <
23			  0   1   2   3   4   5   6   7
24			  8   9  10  11  12  13  14  15
25			 16  17  18  19  20  21  22  23
26			 24  25  26  27  28  29  30  31
27			 32  33  34  35  36  37  38  39
28			 40  41  42  43  44  45  46  47
29			 48  49  50  51  52  53  54  55
30			 56  57  58  59  60  61  62  63
31			 64  65  66  67  68  69  70  71
32			 72  73  74  75  76  77  78  79
33			 80  81  82  83  84  85  86  87
34			 88  89  90  91  92  93  94  95
35			 96  97  98  99 100 101 102 103
36			104 105 106 107 108 109 110 111
37			112 113 114 115 116 117 118 119
38			120 121 122 123 124 125 126 127
39			128 129 130 131 132 133 134 135
40			136 137 138 139 140 141 142 143
41			144 145 146 147 148 149 150 151
42			152 153 154 155 156 157 158 159
43			160 161 162 163 164 165 166 167
44			168 169 170 171 172 173 174 175
45			176 177 178 179 180 181 182 183
46			184 185 186 187 188 189 190 191
47			192 193 194 195 196 197 198 199
48			200 201 202 203 204 205 206 207
49			208 209 210 211 212 213 214 215
50			216 217 218 219 220 221 222 223
51			224 225 226 227 228 229 230 231
52			232 233 234 235 236 237 238 239
53			240 241 242 243 244 245 246 247
54			248 249 250 251 252 253 254 255>;
55		default-brightness-level = <128>;
56		enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
57		pinctrl-names = "default";
58		pinctrl-0 = <&bl_en>;
59		pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
60		pwm-delay-us = <10000>;
61	};
62
63	emmc_pwrseq: emmc-pwrseq {
64		compatible = "mmc-pwrseq-emmc";
65		pinctrl-0 = <&emmc_reset>;
66		pinctrl-names = "default";
67		reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
68	};
69
70	keys: gpio-keys {
71		compatible = "gpio-keys";
72		pinctrl-names = "default";
73		pinctrl-0 = <&pwr_key>;
74
75		power {
76			wakeup-source;
77			gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
78			label = "GPIO Power";
79			linux,code = <KEY_POWER>;
80		};
81	};
82
83	/* supplies both host and otg */
84	vcc_host: vcc-host-regulator {
85		compatible = "regulator-fixed";
86		enable-active-high;
87		gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
88		pinctrl-names = "default";
89		pinctrl-0 = <&host_vbus_drv>;
90		regulator-name = "vcc_host";
91		regulator-always-on;
92		regulator-boot-on;
93		vin-supply = <&vcc_sys>;
94	};
95
96	vcc_lan: vcc-lan-regulator {
97		compatible = "regulator-fixed";
98		regulator-name = "vcc_lan";
99		regulator-min-microvolt = <3300000>;
100		regulator-max-microvolt = <3300000>;
101		regulator-always-on;
102		regulator-boot-on;
103		vin-supply = <&vcc_io>;
104	};
105
106	vcc_sys: vcc-sys-regulator {
107		compatible = "regulator-fixed";
108		regulator-name = "vcc_sys";
109		regulator-min-microvolt = <5000000>;
110		regulator-max-microvolt = <5000000>;
111		regulator-always-on;
112		regulator-boot-on;
113	};
114};
115
116&emmc {
117	bus-width = <8>;
118	cap-mmc-highspeed;
119	mmc-pwrseq = <&emmc_pwrseq>;
120	non-removable;
121	pinctrl-names = "default";
122	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
123	status = "okay";
124};
125
126&gmac {
127	phy-supply = <&vcc_lan>;
128	phy-mode = "rmii";
129	clock_in_out = "output";
130	snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
131	snps,reset-active-low;
132	snps,reset-delays-us = <0 10000 1000000>;
133	pinctrl-names = "default";
134	pinctrl-0 = <&rmii_pins>;
135	tx_delay = <0x30>;
136	rx_delay = <0x10>;
137	status = "ok";
138};
139
140&i2c0 {
141	status = "okay";
142};
143
144&pinctrl {
145	pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
146		bias-disable;
147		drive-strength = <8>;
148	};
149
150	pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
151		bias-pull-up;
152		drive-strength = <8>;
153	};
154
155	backlight {
156		bl_en: bl-en {
157			rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
158		};
159	};
160
161	emmc {
162		emmc_bus8: emmc-bus8 {
163			rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
164					<1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
165					<1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
166					<1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
167					<1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
168					<1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
169					<1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
170					<1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
171		};
172
173		emmc-clk {
174			rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
175		};
176
177		emmc-cmd {
178			rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
179		};
180
181		emmc_reset: emmc-reset {
182			rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
183		};
184	};
185
186	keys {
187		pwr_key: pwr-key {
188			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
189		};
190	};
191
192	pmic {
193		pmic_int: pmic-int {
194			rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
195		};
196	};
197
198	sdio {
199		wifi_reg_on: wifi-reg-on {
200			rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
201		};
202
203		bt_rst: bt-rst {
204			rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
205		};
206	};
207
208	usb {
209		host_vbus_drv: host-vbus-drv {
210			rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
211		};
212	};
213};
214
215&pwm0 {
216	status = "okay";
217};
218
219&tsadc {
220	rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
221	rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
222	status = "okay";
223};
224
225&uart2 {
226	status = "okay";
227};
228
229&usb_host0_ehci {
230	status = "okay";
231};
232
233&usb_otg {
234	dr_mode = "host";
235	status = "okay";
236};
237
238&wdt {
239	status = "okay";
240};
241