xref: /linux/arch/arm64/boot/dts/rockchip/rk3368-evb.dtsi (revision 55d0969c451159cff86949b38c39171cab962069) 
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	aliases {
12		ethernet0 = &gmac;
13		mmc0 = &emmc;
14	};
15
16	chosen {
17		stdout-path = "serial2:115200n8";
18	};
19
20	memory@0 {
21		device_type = "memory";
22		reg = <0x0 0x0 0x0 0x40000000>;
23	};
24
25	backlight: backlight {
26		compatible = "pwm-backlight";
27		brightness-levels = <
28			  0   1   2   3   4   5   6   7
29			  8   9  10  11  12  13  14  15
30			 16  17  18  19  20  21  22  23
31			 24  25  26  27  28  29  30  31
32			 32  33  34  35  36  37  38  39
33			 40  41  42  43  44  45  46  47
34			 48  49  50  51  52  53  54  55
35			 56  57  58  59  60  61  62  63
36			 64  65  66  67  68  69  70  71
37			 72  73  74  75  76  77  78  79
38			 80  81  82  83  84  85  86  87
39			 88  89  90  91  92  93  94  95
40			 96  97  98  99 100 101 102 103
41			104 105 106 107 108 109 110 111
42			112 113 114 115 116 117 118 119
43			120 121 122 123 124 125 126 127
44			128 129 130 131 132 133 134 135
45			136 137 138 139 140 141 142 143
46			144 145 146 147 148 149 150 151
47			152 153 154 155 156 157 158 159
48			160 161 162 163 164 165 166 167
49			168 169 170 171 172 173 174 175
50			176 177 178 179 180 181 182 183
51			184 185 186 187 188 189 190 191
52			192 193 194 195 196 197 198 199
53			200 201 202 203 204 205 206 207
54			208 209 210 211 212 213 214 215
55			216 217 218 219 220 221 222 223
56			224 225 226 227 228 229 230 231
57			232 233 234 235 236 237 238 239
58			240 241 242 243 244 245 246 247
59			248 249 250 251 252 253 254 255>;
60		default-brightness-level = <128>;
61		enable-gpios = <&gpio0 RK_PC4 GPIO_ACTIVE_HIGH>;
62		pinctrl-names = "default";
63		pinctrl-0 = <&bl_en>;
64		pwms = <&pwm0 0 1000000 PWM_POLARITY_INVERTED>;
65	};
66
67	emmc_pwrseq: emmc-pwrseq {
68		compatible = "mmc-pwrseq-emmc";
69		pinctrl-0 = <&emmc_reset>;
70		pinctrl-names = "default";
71		reset-gpios = <&gpio2 RK_PA3 GPIO_ACTIVE_HIGH>;
72	};
73
74	keys: gpio-keys {
75		compatible = "gpio-keys";
76		pinctrl-names = "default";
77		pinctrl-0 = <&pwr_key>;
78
79		key-power {
80			wakeup-source;
81			gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
82			label = "GPIO Power";
83			linux,code = <KEY_POWER>;
84		};
85	};
86
87	/* supplies both host and otg */
88	vcc_host: vcc-host-regulator {
89		compatible = "regulator-fixed";
90		enable-active-high;
91		gpio = <&gpio0 RK_PA4 GPIO_ACTIVE_HIGH>;
92		pinctrl-names = "default";
93		pinctrl-0 = <&host_vbus_drv>;
94		regulator-name = "vcc_host";
95		regulator-always-on;
96		regulator-boot-on;
97		vin-supply = <&vcc_sys>;
98	};
99
100	vcc_lan: vcc-lan-regulator {
101		compatible = "regulator-fixed";
102		regulator-name = "vcc_lan";
103		regulator-min-microvolt = <3300000>;
104		regulator-max-microvolt = <3300000>;
105		regulator-always-on;
106		regulator-boot-on;
107		vin-supply = <&vcc_io>;
108	};
109
110	vcc_sys: vcc-sys-regulator {
111		compatible = "regulator-fixed";
112		regulator-name = "vcc_sys";
113		regulator-min-microvolt = <5000000>;
114		regulator-max-microvolt = <5000000>;
115		regulator-always-on;
116		regulator-boot-on;
117	};
118};
119
120&emmc {
121	bus-width = <8>;
122	cap-mmc-highspeed;
123	mmc-pwrseq = <&emmc_pwrseq>;
124	non-removable;
125	pinctrl-names = "default";
126	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
127	status = "okay";
128};
129
130&gmac {
131	phy-supply = <&vcc_lan>;
132	phy-mode = "rmii";
133	clock_in_out = "output";
134	snps,reset-gpio = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
135	snps,reset-active-low;
136	snps,reset-delays-us = <0 10000 1000000>;
137	pinctrl-names = "default";
138	pinctrl-0 = <&rmii_pins>;
139	tx_delay = <0x30>;
140	rx_delay = <0x10>;
141	status = "okay";
142};
143
144&i2c0 {
145	status = "okay";
146};
147
148&pinctrl {
149	pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
150		bias-disable;
151		drive-strength = <8>;
152	};
153
154	pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
155		bias-pull-up;
156		drive-strength = <8>;
157	};
158
159	backlight {
160		bl_en: bl-en {
161			rockchip,pins = <0 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
162		};
163	};
164
165	emmc {
166		emmc_bus8: emmc-bus8 {
167			rockchip,pins = <1 RK_PC2 2 &pcfg_pull_up_drv_8ma>,
168					<1 RK_PC3 2 &pcfg_pull_up_drv_8ma>,
169					<1 RK_PC4 2 &pcfg_pull_up_drv_8ma>,
170					<1 RK_PC5 2 &pcfg_pull_up_drv_8ma>,
171					<1 RK_PC6 2 &pcfg_pull_up_drv_8ma>,
172					<1 RK_PC7 2 &pcfg_pull_up_drv_8ma>,
173					<1 RK_PD0 2 &pcfg_pull_up_drv_8ma>,
174					<1 RK_PD1 2 &pcfg_pull_up_drv_8ma>;
175		};
176
177		emmc-clk {
178			rockchip,pins = <2 RK_PA4 2 &pcfg_pull_none_drv_8ma>;
179		};
180
181		emmc-cmd {
182			rockchip,pins = <1 RK_PD2 2 &pcfg_pull_up_drv_8ma>;
183		};
184
185		emmc_reset: emmc-reset {
186			rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
187		};
188	};
189
190	keys {
191		pwr_key: pwr-key {
192			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
193		};
194	};
195
196	pmic {
197		pmic_int: pmic-int {
198			rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
199		};
200	};
201
202	sdio {
203		wifi_reg_on: wifi-reg-on {
204			rockchip,pins = <3 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
205		};
206
207		bt_rst: bt-rst {
208			rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
209		};
210	};
211
212	usb {
213		host_vbus_drv: host-vbus-drv {
214			rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
215		};
216	};
217};
218
219&pwm0 {
220	status = "okay";
221};
222
223&tsadc {
224	rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
225	rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
226	status = "okay";
227};
228
229&uart2 {
230	status = "okay";
231};
232
233&usb_host0_ehci {
234	status = "okay";
235};
236
237&usb_otg {
238	dr_mode = "host";
239	status = "okay";
240};
241
242&wdt {
243	status = "okay";
244};
245