1/*
2 * dts file for Hisilicon HiKey Development Board
3 *
4 * Copyright (C) 2015, Hisilicon Ltd.
5 *
6 */
7
8/dts-v1/;
9#include "hi6220.dtsi"
10#include "hikey-pinctrl.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12
13/ {
14	model = "HiKey Development Board";
15	compatible = "hisilicon,hi6220-hikey", "hisilicon,hi6220";
16
17	aliases {
18		serial0 = &uart0; /* On board UART0 */
19		serial1 = &uart1; /* BT UART */
20		serial2 = &uart2; /* LS Expansion UART0 */
21		serial3 = &uart3; /* LS Expansion UART1 */
22	};
23
24	chosen {
25		stdout-path = "serial3:115200n8";
26	};
27
28	/*
29	 * Reserve below regions from memory node:
30	 *
31	 *  0x05e0,0000 - 0x05ef,ffff: MCU firmware runtime using
32	 *  0x06df,f000 - 0x06df,ffff: Mailbox message data
33	 *  0x0740,f000 - 0x0740,ffff: MCU firmware section
34	 *  0x3e00,0000 - 0x3fff,ffff: OP-TEE
35	 */
36	memory@0 {
37		device_type = "memory";
38		reg = <0x00000000 0x00000000 0x00000000 0x05e00000>,
39		      <0x00000000 0x05f00000 0x00000000 0x00eff000>,
40		      <0x00000000 0x06e00000 0x00000000 0x0060f000>,
41		      <0x00000000 0x07410000 0x00000000 0x36bf0000>;
42	};
43
44	soc {
45		spi0: spi@f7106000 {
46			status = "ok";
47		};
48
49		i2c0: i2c@f7100000 {
50			status = "ok";
51		};
52
53		i2c1: i2c@f7101000 {
54			status = "ok";
55		};
56
57		uart1: uart@f7111000 {
58			status = "ok";
59		};
60
61		uart2: uart@f7112000 {
62			status = "ok";
63		};
64
65		uart3: uart@f7113000 {
66			status = "ok";
67		};
68	};
69
70	leds {
71		compatible = "gpio-leds";
72		user_led4 {
73			label = "user_led4";
74			gpios = <&gpio4 0 0>; /* <&gpio_user_led_1>; */
75			linux,default-trigger = "heartbeat";
76		};
77
78		user_led3 {
79			label = "user_led3";
80			gpios = <&gpio4 1 0>; /* <&gpio_user_led_2>; */
81			linux,default-trigger = "mmc0";
82		};
83
84		user_led2 {
85			label = "user_led2";
86			gpios = <&gpio4 2 0>; /* <&gpio_user_led_3>; */
87			linux,default-trigger = "mmc1";
88		};
89
90		user_led1 {
91			label = "user_led1";
92			gpios = <&gpio4 3 0>; /* <&gpio_user_led_4>; */
93			linux,default-trigger = "cpu0";
94		};
95
96		wlan_active_led {
97			label = "wifi_active";
98			gpios = <&gpio3 5 0>; /* <&gpio_wlan_active_led>; */
99			linux,default-trigger = "phy0tx";
100			default-state = "off";
101		};
102
103		bt_active_led {
104			label = "bt_active";
105			gpios = <&gpio4 7 0>; /* <&gpio_bt_active_led>; */
106			linux,default-trigger = "hci0rx";
107			default-state = "off";
108		};
109	};
110
111	pmic: pmic@f8000000 {
112		compatible = "hisilicon,hi655x-pmic";
113		reg = <0x0 0xf8000000 0x0 0x1000>;
114		interrupt-controller;
115		#interrupt-cells = <2>;
116		pmic-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
117
118		regulators {
119			ldo2: LDO2 {
120				regulator-name = "LDO2_2V8";
121				regulator-min-microvolt = <2500000>;
122				regulator-max-microvolt = <3200000>;
123				regulator-enable-ramp-delay = <120>;
124			};
125
126			ldo7: LDO7 {
127				regulator-name = "LDO7_SDIO";
128				regulator-min-microvolt = <1800000>;
129				regulator-max-microvolt = <3300000>;
130				regulator-enable-ramp-delay = <120>;
131			};
132
133			ldo10: LDO10 {
134				regulator-name = "LDO10_2V85";
135				regulator-min-microvolt = <1800000>;
136				regulator-max-microvolt = <3000000>;
137				regulator-enable-ramp-delay = <360>;
138			};
139
140			ldo13: LDO13 {
141				regulator-name = "LDO13_1V8";
142				regulator-min-microvolt = <1600000>;
143				regulator-max-microvolt = <1950000>;
144				regulator-enable-ramp-delay = <120>;
145			};
146
147			ldo14: LDO14 {
148				regulator-name = "LDO14_2V8";
149				regulator-min-microvolt = <2500000>;
150				regulator-max-microvolt = <3200000>;
151				regulator-enable-ramp-delay = <120>;
152			};
153
154			ldo15: LDO15 {
155				regulator-name = "LDO15_1V8";
156				regulator-min-microvolt = <1600000>;
157				regulator-max-microvolt = <1950000>;
158				regulator-boot-on;
159				regulator-always-on;
160				regulator-enable-ramp-delay = <120>;
161			};
162
163			ldo17: LDO17 {
164				regulator-name = "LDO17_2V5";
165				regulator-min-microvolt = <2500000>;
166				regulator-max-microvolt = <3200000>;
167				regulator-enable-ramp-delay = <120>;
168			};
169
170			ldo19: LDO19 {
171				regulator-name = "LDO19_3V0";
172				regulator-min-microvolt = <1800000>;
173				regulator-max-microvolt = <3000000>;
174				regulator-enable-ramp-delay = <360>;
175			};
176
177			ldo21: LDO21 {
178				regulator-name = "LDO21_1V8";
179				regulator-min-microvolt = <1650000>;
180				regulator-max-microvolt = <2000000>;
181				regulator-always-on;
182				regulator-enable-ramp-delay = <120>;
183			};
184
185			ldo22: LDO22 {
186				regulator-name = "LDO22_1V2";
187				regulator-min-microvolt = <900000>;
188				regulator-max-microvolt = <1200000>;
189				regulator-boot-on;
190				regulator-always-on;
191				regulator-enable-ramp-delay = <120>;
192			};
193		};
194	};
195};
196
197&uart2 {
198	label = "LS-UART0";
199};
200&uart3 {
201	label = "LS-UART1";
202};
203