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";
21 stdout-path = "serial0:115200n8";
25 device_type = "memory";
26 reg = <0x40000000 0x40000000>;
30 compatible = "gpio-leds";
32 label = "c1:blue:alive";
33 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
34 linux,default-trigger = "heartbeat";
35 default-state = "off";
39 p5v0: regulator-p5v0 {
40 compatible = "regulator-fixed";
42 regulator-name = "P5V0";
43 regulator-min-microvolt = <5000000>;
44 regulator-max-microvolt = <5000000>;
47 tflash_vdd: regulator-tflash_vdd {
49 * signal name from schematics: TFLASH_VDD_EN
51 compatible = "regulator-fixed";
53 regulator-name = "TFLASH_VDD";
54 regulator-min-microvolt = <3300000>;
55 regulator-max-microvolt = <3300000>;
57 vin-supply = <&vcc_3v3>;
59 gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
63 tf_io: gpio-regulator-tf_io {
64 compatible = "regulator-gpio";
66 regulator-name = "TF_IO";
67 regulator-min-microvolt = <1800000>;
68 regulator-max-microvolt = <3300000>;
70 vin-supply = <&vcc_3v3>;
73 * signal name from schematics: TF_3V3N_1V8_EN
75 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
83 compatible = "iio-hwmon";
84 io-channels = <&saradc 8>;
87 rtc32k_xtal: rtc32k-xtal-clk {
88 /* X3 in the schematics */
89 compatible = "fixed-clock";
90 clock-frequency = <32768>;
91 clock-output-names = "RTC32K";
95 vcc_1v8: regulator-vcc-1v8 {
97 * RICHTEK RT9179 configured for a fixed output voltage of
98 * 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
99 * VDD1V8 according to the schematics.
101 compatible = "regulator-fixed";
103 regulator-name = "VCC1V8";
104 regulator-min-microvolt = <1800000>;
105 regulator-max-microvolt = <1800000>;
107 vin-supply = <&p5v0>;
110 vcc_3v3: regulator-vcc-3v3 {
112 * Monolithic Power Systems MP2161 configured for a fixed
113 * output voltage of 3.3V. This supplies not only VCC3V3 but
114 * also VDD3V3 and VDDIO_AO3V3 according to the schematics.
116 compatible = "regulator-fixed";
118 regulator-name = "VCC3V3";
119 regulator-min-microvolt = <3300000>;
120 regulator-max-microvolt = <3300000>;
122 vin-supply = <&p5v0>;
125 vcck: regulator-vcck {
126 /* Monolithic Power Systems MP2161 */
127 compatible = "pwm-regulator";
129 regulator-name = "VCCK";
130 regulator-min-microvolt = <860000>;
131 regulator-max-microvolt = <1140000>;
133 vin-supply = <&p5v0>;
135 pwms = <&pwm_cd 0 12218 0>;
136 pwm-dutycycle-range = <91 0>;
142 vddc_ddr: regulator-vddc-ddr {
144 * Monolithic Power Systems MP2161 configured for a fixed
145 * output voltage of 1.5V. This supplies not only DDR_VDDC but
146 * also DDR3_1V5 according to the schematics.
148 compatible = "regulator-fixed";
150 regulator-name = "DDR_VDDC";
151 regulator-min-microvolt = <1500000>;
152 regulator-max-microvolt = <1500000>;
154 vin-supply = <&p5v0>;
157 vddee: regulator-vddee {
158 /* Monolithic Power Systems MP2161 */
159 compatible = "pwm-regulator";
161 regulator-name = "VDDEE";
162 regulator-min-microvolt = <860000>;
163 regulator-max-microvolt = <1140000>;
165 vin-supply = <&p5v0>;
167 pwms = <&pwm_cd 1 12218 0>;
168 pwm-dutycycle-range = <91 0>;
174 vdd_rtc: regulator-vdd-rtc {
176 * Torex Semiconductor XC6215 configured for a fixed output of
179 compatible = "regulator-fixed";
181 regulator-name = "VDD_RTC";
182 regulator-min-microvolt = <900000>;
183 regulator-max-microvolt = <900000>;
185 vin-supply = <&vcc_3v3>;
190 cpu-supply = <&vcck>;
194 ethernet_mac_address: mac@1b4 {
202 pinctrl-0 = <ð_rgmii_pins>;
203 pinctrl-names = "default";
206 phy-handle = <ð_phy>;
207 amlogic,tx-delay-ns = <4>;
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 = <30000>;
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 = <&sd_b_pins>;
318 pinctrl-names = "default";
321 sd_card_slot: slot@1 {
322 compatible = "mmc-slot";
332 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
334 vmmc-supply = <&tflash_vdd>;
335 vqmmc-supply = <&tf_io>;
341 pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
342 pinctrl-names = "default";
343 clocks = <&xtal>, <&xtal>;
344 clock-names = "clkin0", "clkin1";
348 /* needs to be enabled manually when a battery is connected */
349 clocks = <&rtc32k_xtal>;
350 vdd-supply = <&vdd_rtc>;
355 pinctrl-0 = <&uart_ao_a_pins>;
356 pinctrl-names = "default";