1 // SPDX-License-Identifier: GPL-2.0 OR MIT
3 * Copyright 2015 Endless Mobile, Inc.
4 * Author: Carlo Caione <carlo@endlessm.com>
8 #include "meson8b.dtsi"
9 #include <dt-bindings/gpio/gpio.h>
12 model = "Hardkernel ODROID-C1";
13 compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
22 stdout-path = "serial0:115200n8";
26 device_type = "memory";
27 reg = <0x40000000 0x40000000>;
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
36 compatible = "gpio-leds";
38 label = "c1:blue:alive";
39 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
40 linux,default-trigger = "heartbeat";
41 default-state = "off";
45 p5v0: regulator-p5v0 {
46 compatible = "regulator-fixed";
48 regulator-name = "P5V0";
49 regulator-min-microvolt = <5000000>;
50 regulator-max-microvolt = <5000000>;
53 tflash_vdd: regulator-tflash_vdd {
55 * signal name from schematics: TFLASH_VDD_EN
57 compatible = "regulator-fixed";
59 regulator-name = "TFLASH_VDD";
60 regulator-min-microvolt = <3300000>;
61 regulator-max-microvolt = <3300000>;
63 vin-supply = <&vcc_3v3>;
65 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
69 tf_io: gpio-regulator-tf_io {
70 compatible = "regulator-gpio";
72 regulator-name = "TF_IO";
73 regulator-min-microvolt = <1800000>;
74 regulator-max-microvolt = <3300000>;
76 vin-supply = <&vcc_3v3>;
79 * signal name from schematics: TF_3V3N_1V8_EN
81 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
88 rtc32k_xtal: rtc32k-xtal-clk {
89 /* X3 in the schematics */
90 compatible = "fixed-clock";
91 clock-frequency = <32768>;
92 clock-output-names = "RTC32K";
96 vcc_1v8: regulator-vcc-1v8 {
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.
102 compatible = "regulator-fixed";
104 regulator-name = "VCC1V8";
105 regulator-min-microvolt = <1800000>;
106 regulator-max-microvolt = <1800000>;
108 vin-supply = <&p5v0>;
111 vcc_3v3: regulator-vcc-3v3 {
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.
117 compatible = "regulator-fixed";
119 regulator-name = "VCC3V3";
120 regulator-min-microvolt = <3300000>;
121 regulator-max-microvolt = <3300000>;
123 vin-supply = <&p5v0>;
126 vcck: regulator-vcck {
127 /* Monolithic Power Systems MP2161 */
128 compatible = "pwm-regulator";
130 regulator-name = "VCCK";
131 regulator-min-microvolt = <860000>;
132 regulator-max-microvolt = <1140000>;
134 vin-supply = <&p5v0>;
136 pwms = <&pwm_cd 0 12218 0>;
137 pwm-dutycycle-range = <91 0>;
143 vddc_ddr: regulator-vddc-ddr {
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.
149 compatible = "regulator-fixed";
151 regulator-name = "DDR_VDDC";
152 regulator-min-microvolt = <1500000>;
153 regulator-max-microvolt = <1500000>;
155 vin-supply = <&p5v0>;
158 vddee: regulator-vddee {
159 /* Monolithic Power Systems MP2161 */
160 compatible = "pwm-regulator";
162 regulator-name = "VDDEE";
163 regulator-min-microvolt = <860000>;
164 regulator-max-microvolt = <1140000>;
166 vin-supply = <&p5v0>;
168 pwms = <&pwm_cd 1 12218 0>;
169 pwm-dutycycle-range = <91 0>;
175 vdd_rtc: regulator-vdd-rtc {
177 * Torex Semiconductor XC6215 configured for a fixed output of
180 compatible = "regulator-fixed";
182 regulator-name = "VDD_RTC";
183 regulator-min-microvolt = <900000>;
184 regulator-max-microvolt = <900000>;
186 vin-supply = <&vcc_3v3>;
191 cpu-supply = <&vcck>;
195 ethernet_mac_address: mac@1b4 {
203 pinctrl-0 = <ð_rgmii_pins>;
204 pinctrl-names = "default";
206 phy-handle = <ð_phy>;
207 phy-mode = "rgmii-id";
209 nvmem-cells = <ðernet_mac_address>;
210 nvmem-cell-names = "mac-address";
213 compatible = "snps,dwmac-mdio";
214 #address-cells = <1>;
217 /* Realtek RTL8211F (0x001cc916) */
218 eth_phy: ethernet-phy@0 {
221 reset-assert-us = <10000>;
222 reset-deassert-us = <80000>;
223 reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;
225 interrupt-parent = <&gpio_intc>;
227 interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
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",
244 "Revision (upper)", "Revision (lower)",
245 "J2 Header Pin 7", "", "J2 Header Pin 12",
246 "J2 Header Pin 11", "", "", "",
247 "TFLASH_VDD_EN", "", "",
249 "VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
250 "I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
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",
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)",
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", "", "", "",
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";
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",
286 * WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
287 * to be turned high in order to be detected by the USB Controller.
288 * This signal should be handled by a USB specific power sequence
289 * in order to reset the Hub when USB bus is powered down.
293 gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
295 line-name = "usb-hub-reset";
301 pinctrl-0 = <&ir_recv_pins>;
302 pinctrl-names = "default";
306 mali-supply = <&vddee>;
311 vref-supply = <&vcc_1v8>;
317 pinctrl-0 = <&sdxc_c_pins>;
318 pinctrl-names = "default";
321 max-frequency = <100000000>;
328 mmc-pwrseq = <&emmc_pwrseq>;
330 vmmc-supply = <&vcc_3v3>;
331 vqmmc-supply = <&vcc_1v8>;
337 pinctrl-0 = <&sd_b_pins>;
338 pinctrl-names = "default";
341 sd_card_slot: slot@1 {
342 compatible = "mmc-slot";
352 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
354 vmmc-supply = <&tflash_vdd>;
355 vqmmc-supply = <&tf_io>;
361 pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
362 pinctrl-names = "default";
363 clocks = <&xtal>, <&xtal>;
364 clock-names = "clkin0", "clkin1";
368 /* needs to be enabled manually when a battery is connected */
369 clocks = <&rtc32k_xtal>;
370 vdd-supply = <&vdd_rtc>;
375 pinctrl-0 = <&uart_ao_a_pins>;
376 pinctrl-names = "default";