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 led-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 rtc32k_xtal: rtc32k-xtal-clk {
89 /* X3 in the schematics */
90 compatible = "fixed-clock";
91 clock-frequency = <32768>;
92 clock-output-names = "RTC32K";
93 #clock-cells = <0>;
94 };
95
96 vcc_1v8: regulator-vcc-1v8 {
97 /*
98 * RICHTEK RT9179 configured for a fixed output voltage of
99 * 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
100 * VDD1V8 according to the schematics.
101 */
102 compatible = "regulator-fixed";
103
104 regulator-name = "VCC1V8";
105 regulator-min-microvolt = <1800000>;
106 regulator-max-microvolt = <1800000>;
107
108 vin-supply = <&p5v0>;
109 };
110
111 vcc_3v3: regulator-vcc-3v3 {
112 /*
113 * Monolithic Power Systems MP2161 configured for a fixed
114 * output voltage of 3.3V. This supplies not only VCC3V3 but
115 * also VDD3V3 and VDDIO_AO3V3 according to the schematics.
116 */
117 compatible = "regulator-fixed";
118
119 regulator-name = "VCC3V3";
120 regulator-min-microvolt = <3300000>;
121 regulator-max-microvolt = <3300000>;
122
123 vin-supply = <&p5v0>;
124 };
125
126 vcck: regulator-vcck {
127 /* Monolithic Power Systems MP2161 */
128 compatible = "pwm-regulator";
129
130 regulator-name = "VCCK";
131 regulator-min-microvolt = <860000>;
132 regulator-max-microvolt = <1140000>;
133
134 pwm-supply = <&p5v0>;
135
136 pwms = <&pwm_cd 0 12218 0>;
137 pwm-dutycycle-range = <91 0>;
138
139 regulator-boot-on;
140 regulator-always-on;
141 };
142
143 vddc_ddr: regulator-vddc-ddr {
144 /*
145 * Monolithic Power Systems MP2161 configured for a fixed
146 * output voltage of 1.5V. This supplies not only DDR_VDDC but
147 * also DDR3_1V5 according to the schematics.
148 */
149 compatible = "regulator-fixed";
150
151 regulator-name = "DDR_VDDC";
152 regulator-min-microvolt = <1500000>;
153 regulator-max-microvolt = <1500000>;
154
155 vin-supply = <&p5v0>;
156 };
157
158 vddee: regulator-vddee {
159 /* Monolithic Power Systems MP2161 */
160 compatible = "pwm-regulator";
161
162 regulator-name = "VDDEE";
163 regulator-min-microvolt = <860000>;
164 regulator-max-microvolt = <1140000>;
165
166 pwm-supply = <&p5v0>;
167
168 pwms = <&pwm_cd 1 12218 0>;
169 pwm-dutycycle-range = <91 0>;
170
171 regulator-boot-on;
172 regulator-always-on;
173 };
174
175 vdd_rtc: regulator-vdd-rtc {
176 /*
177 * Torex Semiconductor XC6215 configured for a fixed output of
178 * 0.9V.
179 */
180 compatible = "regulator-fixed";
181
182 regulator-name = "VDD_RTC";
183 regulator-min-microvolt = <900000>;
184 regulator-max-microvolt = <900000>;
185
186 vin-supply = <&vcc_3v3>;
187 };
188 };
189
190 &cpu0 {
191 cpu-supply = <&vcck>;
192 };
193
194 &efuse {
195 ethernet_mac_address: mac@1b4 {
196 reg = <0x1b4 0x6>;
197 };
198 };
199
200 ðmac {
201 status = "okay";
202
203 pinctrl-0 = <ð_rgmii_pins>;
204 pinctrl-names = "default";
205
206 phy-handle = <ð_phy>;
207 phy-mode = "rgmii-id";
208
209 nvmem-cells = <ðernet_mac_address>;
210 nvmem-cell-names = "mac-address";
211
212 mdio {
213 compatible = "snps,dwmac-mdio";
214 #address-cells = <1>;
215 #size-cells = <0>;
216
217 /* Realtek RTL8211F (0x001cc916) */
218 eth_phy: ethernet-phy@0 {
219 reg = <0>;
220
221 reset-assert-us = <10000>;
222 reset-deassert-us = <80000>;
223 reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
224
225 interrupt-parent = <&gpio_intc>;
226 /* GPIOH_3 */
227 interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
228 };
229 };
230 };
231
232 &gpio {
233 gpio-line-names = /* Bank GPIOX */
234 "J2 Header Pin 35", "J2 Header Pin 36",
235 "J2 Header Pin 32", "J2 Header Pin 31",
236 "J2 Header Pin 29", "J2 Header Pin 18",
237 "J2 Header Pin 22", "J2 Header Pin 16",
238 "J2 Header Pin 23", "J2 Header Pin 21",
239 "J2 Header Pin 19", "J2 Header Pin 33",
240 "J2 Header Pin 8", "J2 Header Pin 10",
241 "J2 Header Pin 15", "J2 Header Pin 13",
242 "J2 Header Pin 24", "J2 Header Pin 26",
243 /* Bank GPIOY */
244 "Revision (upper)", "Revision (lower)",
245 "J2 Header Pin 7", "", "J2 Header Pin 12",
246 "J2 Header Pin 11", "", "", "",
247 "TFLASH_VDD_EN", "", "",
248 /* Bank GPIODV */
249 "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
250 "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
251 "",
252 /* Bank GPIOH */
253 "HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
254 "ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
255 "ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
256 "ETH_RGMII_TX_CLK",
257 /* Bank CARD */
258 "SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
259 "SD_CLK", "SD_CMD", "SD_DATA3 (SDB_D3)",
260 "SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
261 /* Bank BOOT */
262 "SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
263 "SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
264 "SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
265 "SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
266 "SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
267 "SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
268 "", "", "", "",
269 /* Bank DIF */
270 "ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
271 "RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
272 "ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
273 "ETH_MDC", "ETH_MDIO";
274 };
275
276 &gpio_ao {
277 gpio-line-names = "UART TX", "UART RX", "",
278 "TF_3V3N_1V8_EN", "USB_HUB_RST_N",
279 "USB_OTG_PWREN", "J7 Header Pin 2",
280 "IR_IN", "J7 Header Pin 4",
281 "J7 Header Pin 6", "J7 Header Pin 5",
282 "J7 Header Pin 7", "HDMI_CEC",
283 "SYS_LED", "", "";
284 };
285
286 &ir_receiver {
287 status = "okay";
288 pinctrl-0 = <&ir_recv_pins>;
289 pinctrl-names = "default";
290 };
291
292 &mali {
293 mali-supply = <&vddee>;
294 };
295
296 &saradc {
297 status = "okay";
298 vref-supply = <&vcc_1v8>;
299 };
300
301 &sdhc {
302 status = "okay";
303
304 pinctrl-0 = <&sdxc_c_pins>;
305 pinctrl-names = "default";
306
307 bus-width = <8>;
308 max-frequency = <100000000>;
309
310 disable-wp;
311 cap-mmc-highspeed;
312 mmc-hs200-1_8v;
313 no-sdio;
314
315 mmc-pwrseq = <&emmc_pwrseq>;
316
317 vmmc-supply = <&vcc_3v3>;
318 vqmmc-supply = <&vcc_1v8>;
319 };
320
321 &sdio {
322 status = "okay";
323
324 pinctrl-0 = <&sd_b_pins>;
325 pinctrl-names = "default";
326
327 /* SD card */
328 sd_card_slot: slot@1 {
329 compatible = "mmc-slot";
330 reg = <1>;
331 status = "okay";
332
333 bus-width = <4>;
334 no-sdio;
335 cap-mmc-highspeed;
336 cap-sd-highspeed;
337 disable-wp;
338
339 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
340
341 vmmc-supply = <&tflash_vdd>;
342 vqmmc-supply = <&tf_io>;
343 };
344 };
345
346 &pwm_cd {
347 status = "okay";
348 pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
349 pinctrl-names = "default";
350 clocks = <&xtal>, <&xtal>;
351 clock-names = "clkin0", "clkin1";
352 };
353
354 &rtc {
355 /* needs to be enabled manually when a battery is connected */
356 clocks = <&rtc32k_xtal>;
357 vdd-supply = <&vdd_rtc>;
358 };
359
360 &uart_AO {
361 status = "okay";
362 pinctrl-0 = <&uart_ao_a_pins>;
363 pinctrl-names = "default";
364 };
365
366 &usb1_phy {
367 status = "okay";
368 };
369
370 &usb1 {
371 dr_mode = "host";
372 #address-cells = <1>;
373 #size-cells = <0>;
374 status = "okay";
375
376 hub@1 {
377 /* Genesys Logic GL852G usb hub */
378 compatible = "usb5e3,610";
379 reg = <1>;
380 vdd-supply = <&p5v0>;
381 reset-gpio = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>;
382 };
383 };
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