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c220aec2 MR |
1 | /* |
2 | * Copyright 2014 Maxime Ripard | |
3 | * | |
4 | * Maxime Ripard <maxime.ripard@free-electrons.com> | |
5 | * | |
527ebf02 MR |
6 | * This file is dual-licensed: you can use it either under the terms |
7 | * of the GPL or the X11 license, at your option. Note that this dual | |
8 | * licensing only applies to this file, and not this project as a | |
9 | * whole. | |
c220aec2 | 10 | * |
527ebf02 MR |
11 | * a) This file is free software; you can redistribute it and/or |
12 | * modify it under the terms of the GNU General Public License as | |
13 | * published by the Free Software Foundation; either version 2 of the | |
14 | * License, or (at your option) any later version. | |
15 | * | |
16 | * This file is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
527ebf02 MR |
21 | * Or, alternatively, |
22 | * | |
23 | * b) Permission is hereby granted, free of charge, to any person | |
24 | * obtaining a copy of this software and associated documentation | |
25 | * files (the "Software"), to deal in the Software without | |
26 | * restriction, including without limitation the rights to use, | |
27 | * copy, modify, merge, publish, distribute, sublicense, and/or | |
28 | * sell copies of the Software, and to permit persons to whom the | |
29 | * Software is furnished to do so, subject to the following | |
30 | * conditions: | |
31 | * | |
32 | * The above copyright notice and this permission notice shall be | |
33 | * included in all copies or substantial portions of the Software. | |
34 | * | |
35 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
36 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
37 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
38 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
39 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
40 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
41 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
42 | * OTHER DEALINGS IN THE SOFTWARE. | |
c220aec2 MR |
43 | */ |
44 | ||
45 | /dts-v1/; | |
71455701 MR |
46 | #include "sun6i-a31.dtsi" |
47 | #include "sunxi-common-regulators.dtsi" | |
c220aec2 | 48 | |
bca12924 | 49 | #include <dt-bindings/gpio/gpio.h> |
092a0c3b | 50 | #include <dt-bindings/pinctrl/sun4i-a10.h> |
bca12924 | 51 | |
c220aec2 MR |
52 | / { |
53 | model = "Merrii A31 Hummingbird"; | |
54 | compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31"; | |
55 | ||
59ebbe88 | 56 | aliases { |
7f14bede CYT |
57 | rtc0 = &pcf8563; |
58 | rtc1 = &rtc; | |
59ebbe88 MR |
59 | serial0 = &uart0; |
60 | }; | |
61 | ||
c220aec2 | 62 | chosen { |
59ebbe88 | 63 | stdout-path = "serial0:115200n8"; |
c220aec2 | 64 | }; |
b5c26d66 CYT |
65 | |
66 | wifi_pwrseq: wifi_pwrseq { | |
67 | compatible = "mmc-pwrseq-simple"; | |
68 | reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */ | |
69 | }; | |
19f3af1d CYT |
70 | }; |
71 | ||
6ea0d8d8 CYT |
72 | &cpu0 { |
73 | cpu-supply = <®_dcdc3>; | |
74 | }; | |
75 | ||
19f3af1d CYT |
76 | &ehci0 { |
77 | status = "okay"; | |
78 | }; | |
c220aec2 | 79 | |
19f3af1d CYT |
80 | &gmac { |
81 | pinctrl-names = "default"; | |
49e86fd9 | 82 | pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>; |
19f3af1d CYT |
83 | phy = <&phy1>; |
84 | phy-mode = "rgmii"; | |
85 | snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>; | |
86 | snps,reset-active-low; | |
87 | snps,reset-delays-us = <0 10000 30000>; | |
88 | status = "okay"; | |
89 | ||
90 | phy1: ethernet-phy@1 { | |
91 | reg = <1>; | |
c220aec2 | 92 | }; |
19f3af1d CYT |
93 | }; |
94 | ||
95 | &i2c0 { | |
96 | pinctrl-names = "default"; | |
97 | pinctrl-0 = <&i2c0_pins_a>; | |
98 | /* pull-ups and devices require AXP221 DLDO3 */ | |
99 | status = "failed"; | |
100 | }; | |
101 | ||
102 | &i2c1 { | |
103 | pinctrl-names = "default"; | |
104 | pinctrl-0 = <&i2c1_pins_a>; | |
105 | status = "okay"; | |
106 | }; | |
107 | ||
108 | &i2c2 { | |
109 | pinctrl-names = "default"; | |
110 | pinctrl-0 = <&i2c2_pins_a>; | |
111 | status = "okay"; | |
112 | ||
113 | pcf8563: rtc@51 { | |
114 | compatible = "nxp,pcf8563"; | |
115 | reg = <0x51>; | |
116 | }; | |
117 | }; | |
118 | ||
ef1ac7c9 CYT |
119 | &ir { |
120 | pinctrl-names = "default"; | |
121 | pinctrl-0 = <&ir_pins_a>; | |
122 | status = "okay"; | |
123 | }; | |
124 | ||
19f3af1d CYT |
125 | &mmc0 { |
126 | pinctrl-names = "default"; | |
127 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>; | |
6ea0d8d8 | 128 | vmmc-supply = <®_dcdc1>; |
19f3af1d CYT |
129 | bus-width = <4>; |
130 | cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */ | |
131 | cd-inverted; | |
132 | status = "okay"; | |
133 | }; | |
134 | ||
135 | &mmc0_pins_a { | |
136 | /* external pull-ups missing for some pins */ | |
137 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
138 | }; | |
c220aec2 | 139 | |
b5c26d66 CYT |
140 | &mmc1 { |
141 | pinctrl-names = "default"; | |
142 | pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>; | |
6ea0d8d8 | 143 | vmmc-supply = <®_aldo1>; |
b5c26d66 CYT |
144 | mmc-pwrseq = <&wifi_pwrseq>; |
145 | bus-width = <4>; | |
146 | non-removable; | |
147 | status = "okay"; | |
148 | }; | |
149 | ||
19f3af1d CYT |
150 | &ohci0 { |
151 | status = "okay"; | |
152 | }; | |
153 | ||
154 | &pio { | |
49e86fd9 CYT |
155 | gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 { |
156 | allwinner,pins = "PA21"; | |
157 | allwinner,function = "gpio_out"; | |
158 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
159 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
160 | }; | |
161 | ||
19f3af1d CYT |
162 | mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 { |
163 | allwinner,pins = "PA8"; | |
164 | allwinner,function = "gpio_in"; | |
165 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
166 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
c220aec2 | 167 | }; |
b5c26d66 CYT |
168 | |
169 | wifi_reset_pin_hummingbird: wifi_reset_pin@0 { | |
170 | allwinner,pins = "PG10"; | |
171 | allwinner,function = "gpio_out"; | |
172 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
173 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
174 | }; | |
c220aec2 | 175 | }; |
19f3af1d | 176 | |
252619ae CYT |
177 | &p2wi { |
178 | status = "okay"; | |
81bc1d38 | 179 | |
6ea0d8d8 | 180 | axp22x: pmic@68 { |
81bc1d38 CYT |
181 | compatible = "x-powers,axp221"; |
182 | reg = <0x68>; | |
183 | interrupt-parent = <&nmi_intc>; | |
184 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
81bc1d38 | 185 | }; |
252619ae CYT |
186 | }; |
187 | ||
6ea0d8d8 CYT |
188 | #include "axp22x.dtsi" |
189 | ||
190 | ®_aldo1 { | |
191 | regulator-min-microvolt = <3300000>; | |
192 | regulator-max-microvolt = <3300000>; | |
193 | regulator-name = "vcc-wifi"; | |
194 | }; | |
195 | ||
196 | ®_aldo3 { | |
197 | regulator-always-on; | |
198 | regulator-min-microvolt = <2700000>; | |
199 | regulator-max-microvolt = <3300000>; | |
200 | regulator-name = "avcc"; | |
201 | }; | |
202 | ||
d92ff422 CYT |
203 | ®_dc5ldo { |
204 | regulator-min-microvolt = <700000>; | |
205 | regulator-max-microvolt = <1320000>; | |
206 | regulator-name = "vdd-cpus"; | |
207 | }; | |
208 | ||
6ea0d8d8 CYT |
209 | ®_dcdc1 { |
210 | regulator-always-on; | |
211 | regulator-min-microvolt = <3000000>; | |
212 | regulator-max-microvolt = <3000000>; | |
213 | regulator-name = "vcc-3v0"; | |
214 | }; | |
215 | ||
216 | ®_dcdc2 { | |
217 | regulator-min-microvolt = <700000>; | |
218 | regulator-max-microvolt = <1320000>; | |
219 | regulator-name = "vdd-gpu"; | |
220 | }; | |
221 | ||
222 | ®_dcdc3 { | |
223 | regulator-always-on; | |
224 | regulator-min-microvolt = <700000>; | |
225 | regulator-max-microvolt = <1320000>; | |
226 | regulator-name = "vdd-cpu"; | |
227 | }; | |
228 | ||
229 | ®_dcdc4 { | |
230 | regulator-always-on; | |
231 | regulator-min-microvolt = <700000>; | |
232 | regulator-max-microvolt = <1320000>; | |
233 | regulator-name = "vdd-sys-dll"; | |
234 | }; | |
235 | ||
236 | ®_dcdc5 { | |
237 | regulator-always-on; | |
238 | regulator-min-microvolt = <1500000>; | |
239 | regulator-max-microvolt = <1500000>; | |
240 | regulator-name = "vcc-dram"; | |
241 | }; | |
242 | ||
19f3af1d CYT |
243 | ®_usb1_vbus { |
244 | gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */ | |
245 | status = "okay"; | |
246 | }; | |
247 | ||
248 | &uart0 { | |
249 | pinctrl-names = "default"; | |
250 | pinctrl-0 = <&uart0_pins_a>; | |
251 | status = "okay"; | |
252 | }; | |
253 | ||
254 | &usb1_vbus_pin_a { | |
255 | /* different pin from sunxi-common-regulators */ | |
256 | allwinner,pins = "PH24"; | |
257 | }; | |
258 | ||
259 | &usbphy { | |
260 | usb1_vbus-supply = <®_usb1_vbus>; | |
261 | status = "okay"; | |
262 | }; |