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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
106&uart_AO {
107 status = "okay";
108 pinctrl-0 = <&uart_ao_a_pins>;
109 pinctrl-names = "default";
110};
111
112&gpio_ao {
113 /*
114 * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
115 * to be turned high in order to be detected by the USB Controller.
116 * This signal should be handled by a USB specific power sequence
117 * in order to reset the Hub when USB bus is powered down.
118 */
119 usb-hub {
120 gpio-hog;
121 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
122 output-high;
123 line-name = "usb-hub-reset";
124 };
125};
126
127&usb1_phy {
128 status = "okay";
129};
130
131&usb1 {
132 status = "okay";
133};
134
135&sdio {
136 status = "okay";
137
138 pinctrl-0 = <&sd_b_pins>;
139 pinctrl-names = "default";
140
141 /* SD card */
142 sd_card_slot: slot@1 {
143 compatible = "mmc-slot";
144 reg = <1>;
145 status = "okay";
146
147 bus-width = <4>;
148 no-sdio;
149 cap-mmc-highspeed;
150 cap-sd-highspeed;
151 disable-wp;
152
153 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
154 cd-inverted;
155
156 vmmc-supply = <&tflash_vdd>;
157 vqmmc-supply = <&tf_io>;
158 };
159};
160
161ðmac {
162 status = "okay";
163
164 snps,reset-gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
165 snps,reset-active-low;
166 snps,reset-delays-us = <0 10000 30000>;
167
168 pinctrl-0 = <ð_rgmii_pins>;
169 pinctrl-names = "default";
170
171 phy-mode = "rgmii";
172 phy-handle = <ð_phy>;
173 amlogic,tx-delay-ns = <4>;
174
175 mdio {
176 compatible = "snps,dwmac-mdio";
177 #address-cells = <1>;
178 #size-cells = <0>;
179
180 /* Realtek RTL8211F (0x001cc916) */
181 eth_phy: ethernet-phy@0 {
182 reg = <0>;
183 eee-broken-1000t;
184 interrupt-parent = <&gpio_intc>;
185 /* GPIOH_3 */
186 interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
187 };
188 };
189};
1// SPDX-License-Identifier: GPL-2.0 OR MIT
2/*
3 * Copyright 2015 Endless Mobile, Inc.
4 * Author: Carlo Caione <carlo@endlessm.com>
5 */
6
7/dts-v1/;
8#include "meson8b.dtsi"
9#include <dt-bindings/gpio/gpio.h>
10
11/ {
12 model = "Hardkernel ODROID-C1";
13 compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
14
15 aliases {
16 serial0 = &uart_AO;
17 mmc0 = &sd_card_slot;
18 mmc1 = &sdhc;
19 };
20
21 chosen {
22 stdout-path = "serial0:115200n8";
23 };
24
25 memory {
26 device_type = "memory";
27 reg = <0x40000000 0x40000000>;
28 };
29
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
33 };
34
35 leds {
36 compatible = "gpio-leds";
37 blue {
38 label = "c1:blue:alive";
39 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
40 linux,default-trigger = "heartbeat";
41 default-state = "off";
42 };
43 };
44
45 p5v0: regulator-p5v0 {
46 compatible = "regulator-fixed";
47
48 regulator-name = "P5V0";
49 regulator-min-microvolt = <5000000>;
50 regulator-max-microvolt = <5000000>;
51 };
52
53 tflash_vdd: regulator-tflash_vdd {
54 /*
55 * signal name from schematics: TFLASH_VDD_EN
56 */
57 compatible = "regulator-fixed";
58
59 regulator-name = "TFLASH_VDD";
60 regulator-min-microvolt = <3300000>;
61 regulator-max-microvolt = <3300000>;
62
63 vin-supply = <&vcc_3v3>;
64
65 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
66 enable-active-high;
67 };
68
69 tf_io: gpio-regulator-tf_io {
70 compatible = "regulator-gpio";
71
72 regulator-name = "TF_IO";
73 regulator-min-microvolt = <1800000>;
74 regulator-max-microvolt = <3300000>;
75
76 vin-supply = <&vcc_3v3>;
77
78 /*
79 * signal name from schematics: TF_3V3N_1V8_EN
80 */
81 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
82 gpios-states = <0>;
83
84 states = <3300000 0
85 1800000 1>;
86 };
87
88 iio-hwmon {
89 compatible = "iio-hwmon";
90 io-channels = <&saradc 8>;
91 };
92
93 rtc32k_xtal: rtc32k-xtal-clk {
94 /* X3 in the schematics */
95 compatible = "fixed-clock";
96 clock-frequency = <32768>;
97 clock-output-names = "RTC32K";
98 #clock-cells = <0>;
99 };
100
101 vcc_1v8: regulator-vcc-1v8 {
102 /*
103 * RICHTEK RT9179 configured for a fixed output voltage of
104 * 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
105 * VDD1V8 according to the schematics.
106 */
107 compatible = "regulator-fixed";
108
109 regulator-name = "VCC1V8";
110 regulator-min-microvolt = <1800000>;
111 regulator-max-microvolt = <1800000>;
112
113 vin-supply = <&p5v0>;
114 };
115
116 vcc_3v3: regulator-vcc-3v3 {
117 /*
118 * Monolithic Power Systems MP2161 configured for a fixed
119 * output voltage of 3.3V. This supplies not only VCC3V3 but
120 * also VDD3V3 and VDDIO_AO3V3 according to the schematics.
121 */
122 compatible = "regulator-fixed";
123
124 regulator-name = "VCC3V3";
125 regulator-min-microvolt = <3300000>;
126 regulator-max-microvolt = <3300000>;
127
128 vin-supply = <&p5v0>;
129 };
130
131 vcck: regulator-vcck {
132 /* Monolithic Power Systems MP2161 */
133 compatible = "pwm-regulator";
134
135 regulator-name = "VCCK";
136 regulator-min-microvolt = <860000>;
137 regulator-max-microvolt = <1140000>;
138
139 vin-supply = <&p5v0>;
140
141 pwms = <&pwm_cd 0 12218 0>;
142 pwm-dutycycle-range = <91 0>;
143
144 regulator-boot-on;
145 regulator-always-on;
146 };
147
148 vddc_ddr: regulator-vddc-ddr {
149 /*
150 * Monolithic Power Systems MP2161 configured for a fixed
151 * output voltage of 1.5V. This supplies not only DDR_VDDC but
152 * also DDR3_1V5 according to the schematics.
153 */
154 compatible = "regulator-fixed";
155
156 regulator-name = "DDR_VDDC";
157 regulator-min-microvolt = <1500000>;
158 regulator-max-microvolt = <1500000>;
159
160 vin-supply = <&p5v0>;
161 };
162
163 vddee: regulator-vddee {
164 /* Monolithic Power Systems MP2161 */
165 compatible = "pwm-regulator";
166
167 regulator-name = "VDDEE";
168 regulator-min-microvolt = <860000>;
169 regulator-max-microvolt = <1140000>;
170
171 vin-supply = <&p5v0>;
172
173 pwms = <&pwm_cd 1 12218 0>;
174 pwm-dutycycle-range = <91 0>;
175
176 regulator-boot-on;
177 regulator-always-on;
178 };
179
180 vdd_rtc: regulator-vdd-rtc {
181 /*
182 * Torex Semiconductor XC6215 configured for a fixed output of
183 * 0.9V.
184 */
185 compatible = "regulator-fixed";
186
187 regulator-name = "VDD_RTC";
188 regulator-min-microvolt = <900000>;
189 regulator-max-microvolt = <900000>;
190
191 vin-supply = <&vcc_3v3>;
192 };
193};
194
195&cpu0 {
196 cpu-supply = <&vcck>;
197};
198
199&efuse {
200 ethernet_mac_address: mac@1b4 {
201 reg = <0x1b4 0x6>;
202 };
203};
204
205ðmac {
206 status = "okay";
207
208 pinctrl-0 = <ð_rgmii_pins>;
209 pinctrl-names = "default";
210
211 phy-handle = <ð_phy>;
212 phy-mode = "rgmii-id";
213
214 nvmem-cells = <ðernet_mac_address>;
215 nvmem-cell-names = "mac-address";
216
217 mdio {
218 compatible = "snps,dwmac-mdio";
219 #address-cells = <1>;
220 #size-cells = <0>;
221
222 /* Realtek RTL8211F (0x001cc916) */
223 eth_phy: ethernet-phy@0 {
224 reg = <0>;
225
226 reset-assert-us = <10000>;
227 reset-deassert-us = <30000>;
228 reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
229
230 interrupt-parent = <&gpio_intc>;
231 /* GPIOH_3 */
232 interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
233 };
234 };
235};
236
237&gpio {
238 gpio-line-names = /* Bank GPIOX */
239 "J2 Header Pin 35", "J2 Header Pin 36",
240 "J2 Header Pin 32", "J2 Header Pin 31",
241 "J2 Header Pin 29", "J2 Header Pin 18",
242 "J2 Header Pin 22", "J2 Header Pin 16",
243 "J2 Header Pin 23", "J2 Header Pin 21",
244 "J2 Header Pin 19", "J2 Header Pin 33",
245 "J2 Header Pin 8", "J2 Header Pin 10",
246 "J2 Header Pin 15", "J2 Header Pin 13",
247 "J2 Header Pin 24", "J2 Header Pin 26",
248 /* Bank GPIOY */
249 "Revision (upper)", "Revision (lower)",
250 "J2 Header Pin 7", "", "J2 Header Pin 12",
251 "J2 Header Pin 11", "", "", "",
252 "TFLASH_VDD_EN", "", "",
253 /* Bank GPIODV */
254 "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
255 "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
256 "",
257 /* Bank GPIOH */
258 "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
259 "ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
260 "ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
261 "ETH_RGMII_TX_CLK",
262 /* Bank CARD */
263 "SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
264 "SD_CLK", "SD_CMD", "SD_DATA3 (SDB_D3)",
265 "SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
266 /* Bank BOOT */
267 "SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
268 "SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
269 "SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
270 "SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
271 "SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
272 "SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
273 "", "", "", "",
274 /* Bank DIF */
275 "ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
276 "RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
277 "ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
278 "ETH_MDC", "ETH_MDIO";
279};
280
281&gpio_ao {
282 gpio-line-names = "UART TX", "UART RX", "",
283 "TF_3V3N_1V8_EN", "USB_HUB_RST_N",
284 "USB_OTG_PWREN", "J7 Header Pin 2",
285 "IR_IN", "J7 Header Pin 4",
286 "J7 Header Pin 6", "J7 Header Pin 5",
287 "J7 Header Pin 7", "HDMI_CEC",
288 "SYS_LED", "", "";
289
290 /*
291 * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
292 * to be turned high in order to be detected by the USB Controller.
293 * This signal should be handled by a USB specific power sequence
294 * in order to reset the Hub when USB bus is powered down.
295 */
296 usb-hub {
297 gpio-hog;
298 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
299 output-high;
300 line-name = "usb-hub-reset";
301 };
302};
303
304&ir_receiver {
305 status = "okay";
306 pinctrl-0 = <&ir_recv_pins>;
307 pinctrl-names = "default";
308};
309
310&mali {
311 mali-supply = <&vddee>;
312};
313
314&saradc {
315 status = "okay";
316 vref-supply = <&vcc_1v8>;
317};
318
319&sdhc {
320 status = "okay";
321
322 pinctrl-0 = <&sdxc_c_pins>;
323 pinctrl-names = "default";
324
325 bus-width = <8>;
326 max-frequency = <100000000>;
327
328 disable-wp;
329 cap-mmc-highspeed;
330 mmc-hs200-1_8v;
331 no-sdio;
332
333 mmc-pwrseq = <&emmc_pwrseq>;
334
335 vmmc-supply = <&vcc_3v3>;
336 vqmmc-supply = <&vcc_1v8>;
337};
338
339&sdio {
340 status = "okay";
341
342 pinctrl-0 = <&sd_b_pins>;
343 pinctrl-names = "default";
344
345 /* SD card */
346 sd_card_slot: slot@1 {
347 compatible = "mmc-slot";
348 reg = <1>;
349 status = "okay";
350
351 bus-width = <4>;
352 no-sdio;
353 cap-mmc-highspeed;
354 cap-sd-highspeed;
355 disable-wp;
356
357 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
358
359 vmmc-supply = <&tflash_vdd>;
360 vqmmc-supply = <&tf_io>;
361 };
362};
363
364&pwm_cd {
365 status = "okay";
366 pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
367 pinctrl-names = "default";
368 clocks = <&xtal>, <&xtal>;
369 clock-names = "clkin0", "clkin1";
370};
371
372&rtc {
373 /* needs to be enabled manually when a battery is connected */
374 clocks = <&rtc32k_xtal>;
375 vdd-supply = <&vdd_rtc>;
376};
377
378&uart_AO {
379 status = "okay";
380 pinctrl-0 = <&uart_ao_a_pins>;
381 pinctrl-names = "default";
382};
383
384&usb1_phy {
385 status = "okay";
386};
387
388&usb1 {
389 status = "okay";
390};