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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 | * | |
21 | * You should have received a copy of the GNU General Public | |
22 | * License along with this file; if not, write to the Free | |
23 | * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, | |
24 | * MA 02110-1301 USA | |
25 | * | |
26 | * Or, alternatively, | |
27 | * | |
28 | * b) Permission is hereby granted, free of charge, to any person | |
29 | * obtaining a copy of this software and associated documentation | |
30 | * files (the "Software"), to deal in the Software without | |
31 | * restriction, including without limitation the rights to use, | |
32 | * copy, modify, merge, publish, distribute, sublicense, and/or | |
33 | * sell copies of the Software, and to permit persons to whom the | |
34 | * Software is furnished to do so, subject to the following | |
35 | * conditions: | |
36 | * | |
37 | * The above copyright notice and this permission notice shall be | |
38 | * included in all copies or substantial portions of the Software. | |
39 | * | |
40 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
41 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
42 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
43 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
44 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
45 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
46 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
47 | * OTHER DEALINGS IN THE SOFTWARE. | |
c220aec2 MR |
48 | */ |
49 | ||
50 | /dts-v1/; | |
71455701 MR |
51 | #include "sun6i-a31.dtsi" |
52 | #include "sunxi-common-regulators.dtsi" | |
c220aec2 | 53 | |
bca12924 | 54 | #include <dt-bindings/gpio/gpio.h> |
092a0c3b | 55 | #include <dt-bindings/pinctrl/sun4i-a10.h> |
bca12924 | 56 | |
c220aec2 MR |
57 | / { |
58 | model = "Merrii A31 Hummingbird"; | |
59 | compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31"; | |
60 | ||
61 | chosen { | |
62 | bootargs = "earlyprintk console=ttyS0,115200"; | |
63 | }; | |
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64 | }; |
65 | ||
66 | &ehci0 { | |
67 | status = "okay"; | |
68 | }; | |
c220aec2 | 69 | |
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70 | &gmac { |
71 | pinctrl-names = "default"; | |
72 | pinctrl-0 = <&gmac_pins_rgmii_a>; | |
73 | phy = <&phy1>; | |
74 | phy-mode = "rgmii"; | |
75 | snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>; | |
76 | snps,reset-active-low; | |
77 | snps,reset-delays-us = <0 10000 30000>; | |
78 | status = "okay"; | |
79 | ||
80 | phy1: ethernet-phy@1 { | |
81 | reg = <1>; | |
c220aec2 | 82 | }; |
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83 | }; |
84 | ||
85 | &i2c0 { | |
86 | pinctrl-names = "default"; | |
87 | pinctrl-0 = <&i2c0_pins_a>; | |
88 | /* pull-ups and devices require AXP221 DLDO3 */ | |
89 | status = "failed"; | |
90 | }; | |
91 | ||
92 | &i2c1 { | |
93 | pinctrl-names = "default"; | |
94 | pinctrl-0 = <&i2c1_pins_a>; | |
95 | status = "okay"; | |
96 | }; | |
97 | ||
98 | &i2c2 { | |
99 | pinctrl-names = "default"; | |
100 | pinctrl-0 = <&i2c2_pins_a>; | |
101 | status = "okay"; | |
102 | ||
103 | pcf8563: rtc@51 { | |
104 | compatible = "nxp,pcf8563"; | |
105 | reg = <0x51>; | |
106 | }; | |
107 | }; | |
108 | ||
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109 | &ir { |
110 | pinctrl-names = "default"; | |
111 | pinctrl-0 = <&ir_pins_a>; | |
112 | status = "okay"; | |
113 | }; | |
114 | ||
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115 | &mmc0 { |
116 | pinctrl-names = "default"; | |
117 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>; | |
bab03561 | 118 | vmmc-supply = <&vcc_3v0>; |
19f3af1d CYT |
119 | bus-width = <4>; |
120 | cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */ | |
121 | cd-inverted; | |
122 | status = "okay"; | |
123 | }; | |
124 | ||
125 | &mmc0_pins_a { | |
126 | /* external pull-ups missing for some pins */ | |
127 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
128 | }; | |
c220aec2 | 129 | |
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130 | &ohci0 { |
131 | status = "okay"; | |
132 | }; | |
133 | ||
134 | &pio { | |
135 | mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 { | |
136 | allwinner,pins = "PA8"; | |
137 | allwinner,function = "gpio_in"; | |
138 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
139 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
c220aec2 MR |
140 | }; |
141 | }; | |
19f3af1d | 142 | |
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143 | &p2wi { |
144 | status = "okay"; | |
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145 | |
146 | axp221: pmic@68 { | |
147 | compatible = "x-powers,axp221"; | |
148 | reg = <0x68>; | |
149 | interrupt-parent = <&nmi_intc>; | |
150 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
151 | interrupt-controller; | |
152 | #interrupt-cells = <1>; | |
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153 | dcdc1-supply = <&vcc_3v0>; |
154 | dcdc5-supply = <&vcc_dram>; | |
155 | ||
156 | regulators { | |
157 | x-powers,dcdc-freq = <3000>; | |
158 | ||
159 | vcc_3v0: dcdc1 { | |
160 | regulator-always-on; | |
161 | regulator-min-microvolt = <3000000>; | |
162 | regulator-max-microvolt = <3000000>; | |
163 | regulator-name = "vcc-3v0"; | |
164 | }; | |
165 | ||
166 | vdd_cpu: dcdc2 { | |
167 | regulator-always-on; | |
168 | regulator-min-microvolt = <700000>; | |
169 | regulator-max-microvolt = <1320000>; | |
170 | regulator-name = "vdd-cpu"; | |
171 | }; | |
172 | ||
173 | vdd_gpu: dcdc3 { | |
174 | regulator-always-on; | |
175 | regulator-min-microvolt = <700000>; | |
176 | regulator-max-microvolt = <1320000>; | |
177 | regulator-name = "vdd-gpu"; | |
178 | }; | |
179 | ||
180 | vdd_sys_dll: dcdc4 { | |
181 | regulator-always-on; | |
182 | regulator-min-microvolt = <1100000>; | |
183 | regulator-max-microvolt = <1100000>; | |
184 | regulator-name = "vdd-sys-dll"; | |
185 | }; | |
186 | ||
187 | vcc_dram: dcdc5 { | |
188 | regulator-always-on; | |
189 | regulator-min-microvolt = <1500000>; | |
190 | regulator-max-microvolt = <1500000>; | |
191 | regulator-name = "vcc-dram"; | |
192 | }; | |
193 | ||
194 | vcc_wifi: aldo1 { | |
195 | regulator-min-microvolt = <3300000>; | |
196 | regulator-max-microvolt = <3300000>; | |
197 | regulator-name = "vcc_wifi"; | |
198 | }; | |
199 | ||
200 | avcc: aldo3 { | |
201 | regulator-always-on; | |
202 | regulator-min-microvolt = <3000000>; | |
203 | regulator-max-microvolt = <3000000>; | |
204 | regulator-name = "avcc"; | |
205 | }; | |
206 | }; | |
81bc1d38 | 207 | }; |
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208 | }; |
209 | ||
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210 | ®_usb1_vbus { |
211 | gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */ | |
212 | status = "okay"; | |
213 | }; | |
214 | ||
215 | &uart0 { | |
216 | pinctrl-names = "default"; | |
217 | pinctrl-0 = <&uart0_pins_a>; | |
218 | status = "okay"; | |
219 | }; | |
220 | ||
221 | &usb1_vbus_pin_a { | |
222 | /* different pin from sunxi-common-regulators */ | |
223 | allwinner,pins = "PH24"; | |
224 | }; | |
225 | ||
226 | &usbphy { | |
227 | usb1_vbus-supply = <®_usb1_vbus>; | |
228 | status = "okay"; | |
229 | }; |