1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2016 Andreas Färber
4 * Copyright (c) 2016 BayLibre, Inc.
5 * Author: Kevin Hilman <khilman@kernel.org>
6 */
7
8/dts-v1/;
9
10#include "meson-gxbb.dtsi"
11#include <dt-bindings/gpio/gpio.h>
12
13/ {
14	compatible = "hardkernel,odroid-c2", "amlogic,meson-gxbb";
15	model = "Hardkernel ODROID-C2";
16
17	aliases {
18		serial0 = &uart_AO;
19		ethernet0 = &ethmac;
20	};
21
22	chosen {
23		stdout-path = "serial0:115200n8";
24	};
25
26	memory@0 {
27		device_type = "memory";
28		reg = <0x0 0x0 0x0 0x80000000>;
29	};
30
31	usb_otg_pwr: regulator-usb-pwrs {
32		compatible = "regulator-fixed";
33
34		regulator-name = "USB_OTG_PWR";
35
36		regulator-min-microvolt = <5000000>;
37		regulator-max-microvolt = <5000000>;
38
39		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
40		enable-active-high;
41	};
42
43	leds {
44		compatible = "gpio-leds";
45		blue {
46			label = "c2:blue:alive";
47			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
48			linux,default-trigger = "heartbeat";
49			default-state = "off";
50		};
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		gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
64		enable-active-high;
65	};
66
67	tf_io: gpio-regulator-tf_io {
68		compatible = "regulator-gpio";
69
70		regulator-name = "TF_IO";
71		regulator-min-microvolt = <1800000>;
72		regulator-max-microvolt = <3300000>;
73
74		/*
75		 * signal name from schematics: TF_3V3N_1V8_EN
76		 */
77		gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
78		gpios-states = <0>;
79
80		states = <3300000 0
81			  1800000 1>;
82	};
83
84	vcc1v8: regulator-vcc1v8 {
85		compatible = "regulator-fixed";
86		regulator-name = "VCC1V8";
87		regulator-min-microvolt = <1800000>;
88		regulator-max-microvolt = <1800000>;
89	};
90
91	vcc3v3: regulator-vcc3v3 {
92		compatible = "regulator-fixed";
93		regulator-name = "VCC3V3";
94		regulator-min-microvolt = <3300000>;
95		regulator-max-microvolt = <3300000>;
96	};
97
98	emmc_pwrseq: emmc-pwrseq {
99		compatible = "mmc-pwrseq-emmc";
100		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
101	};
102
103	hdmi-connector {
104		compatible = "hdmi-connector";
105		type = "a";
106
107		port {
108			hdmi_connector_in: endpoint {
109				remote-endpoint = <&hdmi_tx_tmds_out>;
110			};
111		};
112	};
113};
114
115&cec_AO {
116	status = "okay";
117	pinctrl-0 = <&ao_cec_pins>;
118	pinctrl-names = "default";
119	hdmi-phandle = <&hdmi_tx>;
120};
121
122&ethmac {
123	status = "okay";
124	pinctrl-0 = <&eth_rgmii_pins>;
125	pinctrl-names = "default";
126	phy-handle = <&eth_phy0>;
127	phy-mode = "rgmii";
128
129	snps,reset-gpio = <&gpio GPIOZ_14 0>;
130	snps,reset-delays-us = <0 10000 1000000>;
131	snps,reset-active-low;
132
133	amlogic,tx-delay-ns = <2>;
134
135	mdio {
136		compatible = "snps,dwmac-mdio";
137		#address-cells = <1>;
138		#size-cells = <0>;
139
140		eth_phy0: ethernet-phy@0 {
141			/* Realtek RTL8211F (0x001cc916) */
142			reg = <0>;
143			interrupt-parent = <&gpio_intc>;
144			/* MAC_INTR on GPIOZ_15 */
145			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
146		};
147	};
148};
149
150&gpio_ao {
151	/*
152	 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
153	 * to be turned high in order to be detected by the USB Controller
154	 * This signal should be handled by a USB specific power sequence
155	 * in order to reset the Hub when USB bus is powered down.
156	 */
157	usb-hub {
158		gpio-hog;
159		gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
160		output-high;
161		line-name = "usb-hub-reset";
162	};
163};
164
165&hdmi_tx {
166	status = "okay";
167	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
168	pinctrl-names = "default";
169};
170
171&hdmi_tx_tmds_port {
172	hdmi_tx_tmds_out: endpoint {
173		remote-endpoint = <&hdmi_connector_in>;
174	};
175};
176
177&i2c_A {
178	status = "okay";
179	pinctrl-0 = <&i2c_a_pins>;
180	pinctrl-names = "default";
181};
182
183&ir {
184	status = "okay";
185	pinctrl-0 = <&remote_input_ao_pins>;
186	pinctrl-names = "default";
187};
188
189&gpio_ao {
190	gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
191			  "USB HUB nRESET", "USB OTG Power En",
192			  "J7 Header Pin2", "IR In", "J7 Header Pin4",
193			  "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
194			  "HDMI CEC", "SYS LED",
195			  /* GPIO_TEST_N */
196			  "";
197};
198
199&gpio {
200	gpio-line-names = /* Bank GPIOZ */
201			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
202			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
203			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
204			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
205			  "Eth PHY nRESET", "Eth PHY Intc",
206			  /* Bank GPIOH */
207			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
208			  /* Bank BOOT */
209			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
210			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
211			  "eMMC Reset", "eMMC CMD",
212			  "", "", "", "", "", "", "",
213			  /* Bank CARD */
214			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
215			  "SDCard D3", "SDCard D2", "SDCard Det",
216			  /* Bank GPIODV */
217			  "", "", "", "", "", "", "", "", "", "", "", "", "",
218			  "", "", "", "", "", "", "", "", "", "", "",
219			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
220			  "PWM D", "PWM B",
221			  /* Bank GPIOY */
222			  "Revision Bit0", "Revision Bit1", "",
223			  "J2 Header Pin35", "", "", "", "J2 Header Pin36",
224			  "J2 Header Pin31", "", "", "", "TF VDD En",
225			  "J2 Header Pin32", "J2 Header Pin26", "", "",
226			  /* Bank GPIOX */
227			  "J2 Header Pin29", "J2 Header Pin24",
228			  "J2 Header Pin23", "J2 Header Pin22",
229			  "J2 Header Pin21", "J2 Header Pin18",
230			  "J2 Header Pin33", "J2 Header Pin19",
231			  "J2 Header Pin16", "J2 Header Pin15",
232			  "J2 Header Pin12", "J2 Header Pin13",
233			  "J2 Header Pin8", "J2 Header Pin10",
234			  "", "", "", "", "",
235			  "J2 Header Pin11", "", "J2 Header Pin7", "",
236			  /* Bank GPIOCLK */
237			  "", "", "", "";
238};
239
240&saradc {
241	status = "okay";
242	vref-supply = <&vcc1v8>;
243};
244
245&scpi_clocks {
246	status = "disabled";
247};
248
249/* SD */
250&sd_emmc_b {
251	status = "okay";
252	pinctrl-0 = <&sdcard_pins>;
253	pinctrl-1 = <&sdcard_clk_gate_pins>;
254	pinctrl-names = "default", "clk-gate";
255
256	bus-width = <4>;
257	cap-sd-highspeed;
258	max-frequency = <100000000>;
259	disable-wp;
260
261	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
262
263	vmmc-supply = <&tflash_vdd>;
264	vqmmc-supply = <&tf_io>;
265};
266
267/* eMMC */
268&sd_emmc_c {
269	status = "okay";
270	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
271	pinctrl-1 = <&emmc_clk_gate_pins>;
272	pinctrl-names = "default", "clk-gate";
273
274	bus-width = <8>;
275	max-frequency = <100000000>;
276	non-removable;
277	disable-wp;
278	cap-mmc-highspeed;
279	mmc-ddr-1_8v;
280	mmc-hs200-1_8v;
281
282	mmc-pwrseq = <&emmc_pwrseq>;
283	vmmc-supply = <&vcc3v3>;
284	vqmmc-supply = <&vcc1v8>;
285};
286
287&uart_AO {
288	status = "okay";
289	pinctrl-0 = <&uart_ao_a_pins>;
290	pinctrl-names = "default";
291};
292
293&usb0_phy {
294	status = "okay";
295	phy-supply = <&usb_otg_pwr>;
296};
297
298&usb1_phy {
299	status = "okay";
300	phy-supply = <&usb_otg_pwr>;
301};
302
303&usb0 {
304	status = "okay";
305};
306
307&usb1 {
308	status = "okay";
309};
310