1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
|
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2016 Andreas Färber
* Copyright (c) 2016 BayLibre, Inc.
* Author: Kevin Hilman <khilman@kernel.org>
*/
/dts-v1/;
#include "meson-gxbb.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb";
model = "Hardkernel ODROID-C2";
aliases {
serial0 = &uart_AO;
ethernet0 = ðmac;
};
chosen {
stdout-path = "serial0:115200n8";
};
memory@0 {
device_type = "memory";
reg = <0x0 0x0 0x0 0x80000000>;
};
usb_otg_pwr: regulator-usb-pwrs {
compatible = "regulator-fixed";
regulator-name = "USB_OTG_PWR";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
leds {
compatible = "gpio-leds";
blue {
label = "c2:blue:alive";
gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
default-state = "off";
};
};
tflash_vdd: regulator-tflash_vdd {
/*
* signal name from schematics: TFLASH_VDD_EN
*/
compatible = "regulator-fixed";
regulator-name = "TFLASH_VDD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
tf_io: gpio-regulator-tf_io {
compatible = "regulator-gpio";
regulator-name = "TF_IO";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
/*
* signal name from schematics: TF_3V3N_1V8_EN
*/
gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <3300000 0
1800000 1>;
};
vcc1v8: regulator-vcc1v8 {
compatible = "regulator-fixed";
regulator-name = "VCC1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
vcc3v3: regulator-vcc3v3 {
compatible = "regulator-fixed";
regulator-name = "VCC3V3";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
};
hdmi-connector {
compatible = "hdmi-connector";
type = "a";
port {
hdmi_connector_in: endpoint {
remote-endpoint = <&hdmi_tx_tmds_out>;
};
};
};
};
&cec_AO {
status = "okay";
pinctrl-0 = <&ao_cec_pins>;
pinctrl-names = "default";
hdmi-phandle = <&hdmi_tx>;
};
ðmac {
status = "okay";
pinctrl-0 = <ð_rgmii_pins>;
pinctrl-names = "default";
phy-handle = <ð_phy0>;
phy-mode = "rgmii";
snps,reset-gpio = <&gpio GPIOZ_14 0>;
snps,reset-delays-us = <0 10000 1000000>;
snps,reset-active-low;
amlogic,tx-delay-ns = <2>;
mdio {
compatible = "snps,dwmac-mdio";
#address-cells = <1>;
#size-cells = <0>;
eth_phy0: ethernet-phy@0 {
/* Realtek RTL8211F (0x001cc916) */
reg = <0>;
interrupt-parent = <&gpio_intc>;
/* MAC_INTR on GPIOZ_15 */
interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
};
};
};
&gpio_ao {
/*
* WARNING: The USB Hub on the Odroid-C2 needs a reset signal
* to be turned high in order to be detected by the USB Controller
* This signal should be handled by a USB specific power sequence
* in order to reset the Hub when USB bus is powered down.
*/
usb-hub {
gpio-hog;
gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "usb-hub-reset";
};
};
&hdmi_tx {
status = "okay";
pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
pinctrl-names = "default";
};
&hdmi_tx_tmds_port {
hdmi_tx_tmds_out: endpoint {
remote-endpoint = <&hdmi_connector_in>;
};
};
&i2c_A {
status = "okay";
pinctrl-0 = <&i2c_a_pins>;
pinctrl-names = "default";
};
&ir {
status = "okay";
pinctrl-0 = <&remote_input_ao_pins>;
pinctrl-names = "default";
};
&gpio_ao {
gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
"USB HUB nRESET", "USB OTG Power En",
"J7 Header Pin2", "IR In", "J7 Header Pin4",
"J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
"HDMI CEC", "SYS LED",
/* GPIO_TEST_N */
"";
};
&gpio {
gpio-line-names = /* Bank GPIOZ */
"Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
"Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
"Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
"Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
"Eth PHY nRESET", "Eth PHY Intc",
/* Bank GPIOH */
"HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
/* Bank BOOT */
"eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
"eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
"eMMC Reset", "eMMC CMD",
"", "", "", "", "", "", "",
/* Bank CARD */
"SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
"SDCard D3", "SDCard D2", "SDCard Det",
/* Bank GPIODV */
"", "", "", "", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "", "",
"I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
"PWM D", "PWM B",
/* Bank GPIOY */
"Revision Bit0", "Revision Bit1", "",
"J2 Header Pin35", "", "", "", "J2 Header Pin36",
"J2 Header Pin31", "", "", "", "TF VDD En",
"J2 Header Pin32", "J2 Header Pin26", "", "",
/* Bank GPIOX */
"J2 Header Pin29", "J2 Header Pin24",
"J2 Header Pin23", "J2 Header Pin22",
"J2 Header Pin21", "J2 Header Pin18",
"J2 Header Pin33", "J2 Header Pin19",
"J2 Header Pin16", "J2 Header Pin15",
"J2 Header Pin12", "J2 Header Pin13",
"J2 Header Pin8", "J2 Header Pin10",
"", "", "", "", "",
"J2 Header Pin11", "", "J2 Header Pin7", "",
/* Bank GPIOCLK */
"", "", "", "";
};
&saradc {
status = "okay";
vref-supply = <&vcc1v8>;
};
&scpi_clocks {
status = "disabled";
};
/* SD */
&sd_emmc_b {
status = "okay";
pinctrl-0 = <&sdcard_pins>;
pinctrl-1 = <&sdcard_clk_gate_pins>;
pinctrl-names = "default", "clk-gate";
bus-width = <4>;
cap-sd-highspeed;
max-frequency = <100000000>;
disable-wp;
cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
vmmc-supply = <&tflash_vdd>;
vqmmc-supply = <&tf_io>;
};
/* eMMC */
&sd_emmc_c {
status = "okay";
pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
pinctrl-1 = <&emmc_clk_gate_pins>;
pinctrl-names = "default", "clk-gate";
bus-width = <8>;
max-frequency = <100000000>;
non-removable;
disable-wp;
cap-mmc-highspeed;
mmc-ddr-1_8v;
mmc-hs200-1_8v;
mmc-pwrseq = <&emmc_pwrseq>;
vmmc-supply = <&vcc3v3>;
vqmmc-supply = <&vcc1v8>;
};
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
pinctrl-names = "default";
};
&usb0_phy {
status = "okay";
phy-supply = <&usb_otg_pwr>;
};
&usb1_phy {
status = "okay";
phy-supply = <&usb_otg_pwr>;
};
&usb0 {
status = "okay";
};
&usb1 {
status = "okay";
};
|
