tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright 2015 Endless Mobile, Inc.
3 * Author: Carlo Caione <carlo@endlessm.com>
4 *
5 * This file is dual-licensed: you can use it either under the terms
6 * of the GPL or the X11 license, at your option. Note that this dual
7 * licensing only applies to this file, and not this project as a
8 * whole.
9 *
10 * a) This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of the
13 * License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 *
23 * Or, alternatively,
24 *
25 * b) Permission is hereby granted, free of charge, to any person
26 * obtaining a copy of this software and associated documentation
27 * files (the "Software"), to deal in the Software without
28 * restriction, including without limitation the rights to use,
29 * copy, modify, merge, publish, distribute, sublicense, and/or
30 * sell copies of the Software, and to permit persons to whom the
31 * Software is furnished to do so, subject to the following
32 * conditions:
33 *
34 * The above copyright notice and this permission notice shall be
35 * included in all copies or substantial portions of the Software.
36 *
37 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
38 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
39 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
40 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
41 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
42 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
43 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
44 * OTHER DEALINGS IN THE SOFTWARE.
45 */
46
47/dts-v1/;
48#include "meson8b.dtsi"
49#include <dt-bindings/gpio/gpio.h>
50
51/ {
52 model = "Hardkernel ODROID-C1";
53 compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
54
55 aliases {
56 serial0 = &uart_AO;
57 mmc0 = &sd_card_slot;
58 };
59
60 memory {
61 reg = <0x40000000 0x40000000>;
62 };
63
64 leds {
65 compatible = "gpio-leds";
66 blue {
67 label = "c1:blue:alive";
68 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
69 linux,default-trigger = "heartbeat";
70 default-state = "off";
71 };
72 };
73
74 tflash_vdd: regulator-tflash_vdd {
75 /*
76 * signal name from schematics: TFLASH_VDD_EN
77 */
78 compatible = "regulator-fixed";
79
80 regulator-name = "TFLASH_VDD";
81 regulator-min-microvolt = <3300000>;
82 regulator-max-microvolt = <3300000>;
83
84 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
85 enable-active-high;
86 };
87
88 tf_io: gpio-regulator-tf_io {
89 compatible = "regulator-gpio";
90
91 regulator-name = "TF_IO";
92 regulator-min-microvolt = <1800000>;
93 regulator-max-microvolt = <3300000>;
94
95 /*
96 * signal name from schematics: TF_3V3N_1V8_EN
97 */
98 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
99 gpios-states = <0>;
100
101 states = <3300000 0
102 1800000 1>;
103 };
104};
105
106ðmac {
107 status = "okay";
108
109 snps,reset-gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
110 snps,reset-active-low;
111 snps,reset-delays-us = <0 10000 30000>;
112
113 pinctrl-0 = <ð_rgmii_pins>;
114 pinctrl-names = "default";
115
116 phy-mode = "rgmii";
117 phy-handle = <ð_phy>;
118 amlogic,tx-delay-ns = <4>;
119
120 mdio {
121 compatible = "snps,dwmac-mdio";
122 #address-cells = <1>;
123 #size-cells = <0>;
124
125 /* Realtek RTL8211F (0x001cc916) */
126 eth_phy: ethernet-phy@0 {
127 reg = <0>;
128 eee-broken-1000t;
129 interrupt-parent = <&gpio_intc>;
130 /* GPIOH_3 */
131 interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
132 };
133 };
134};
135
136&gpio_ao {
137 /*
138 * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
139 * to be turned high in order to be detected by the USB Controller.
140 * This signal should be handled by a USB specific power sequence
141 * in order to reset the Hub when USB bus is powered down.
142 */
143 usb-hub {
144 gpio-hog;
145 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
146 output-high;
147 line-name = "usb-hub-reset";
148 };
149};
150
151&ir_receiver {
152 status = "okay";
153 pinctrl-0 = <&ir_recv_pins>;
154 pinctrl-names = "default";
155};
156
157&sdio {
158 status = "okay";
159
160 pinctrl-0 = <&sd_b_pins>;
161 pinctrl-names = "default";
162
163 /* SD card */
164 sd_card_slot: slot@1 {
165 compatible = "mmc-slot";
166 reg = <1>;
167 status = "okay";
168
169 bus-width = <4>;
170 no-sdio;
171 cap-mmc-highspeed;
172 cap-sd-highspeed;
173 disable-wp;
174
175 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
176 cd-inverted;
177
178 vmmc-supply = <&tflash_vdd>;
179 vqmmc-supply = <&tf_io>;
180 };
181};
182
183&uart_AO {
184 status = "okay";
185 pinctrl-0 = <&uart_ao_a_pins>;
186 pinctrl-names = "default";
187};
188
189&usb1_phy {
190 status = "okay";
191};
192
193&usb1 {
194 status = "okay";
195};