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	amlogic,tx-delay-ns = <2>;
130
131	mdio {
132		compatible = "snps,dwmac-mdio";
133		#address-cells = <1>;
134		#size-cells = <0>;
135
136		eth_phy0: ethernet-phy@0 {
137			/* Realtek RTL8211F (0x001cc916) */
138			reg = <0>;
139
140			reset-assert-us = <10000>;
141			reset-deassert-us = <30000>;
142			reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
143
144			interrupt-parent = <&gpio_intc>;
145			/* MAC_INTR on GPIOZ_15 */
146			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
147		};
148	};
149};
150
151&gpio_ao {
152	/*
153	 * WARNING: The USB Hub on the Odroid-C2 needs a reset signal
154	 * to be turned high in order to be detected by the USB Controller
155	 * This signal should be handled by a USB specific power sequence
156	 * in order to reset the Hub when USB bus is powered down.
157	 */
158	usb-hub {
159		gpio-hog;
160		gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
161		output-high;
162		line-name = "usb-hub-reset";
163	};
164};
165
166&hdmi_tx {
167	status = "okay";
168	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
169	pinctrl-names = "default";
170};
171
172&hdmi_tx_tmds_port {
173	hdmi_tx_tmds_out: endpoint {
174		remote-endpoint = <&hdmi_connector_in>;
175	};
176};
177
178&i2c_A {
179	status = "okay";
180	pinctrl-0 = <&i2c_a_pins>;
181	pinctrl-names = "default";
182};
183
184&ir {
185	status = "okay";
186	pinctrl-0 = <&remote_input_ao_pins>;
187	pinctrl-names = "default";
188};
189
190&gpio_ao {
191	gpio-line-names = "UART TX", "UART RX", "VCCK En", "TF 3V3/1V8 En",
192			  "USB HUB nRESET", "USB OTG Power En",
193			  "J7 Header Pin2", "IR In", "J7 Header Pin4",
194			  "J7 Header Pin6", "J7 Header Pin5", "J7 Header Pin7",
195			  "HDMI CEC", "SYS LED",
196			  /* GPIO_TEST_N */
197			  "";
198};
199
200&gpio {
201	gpio-line-names = /* Bank GPIOZ */
202			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
203			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
204			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
205			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
206			  "Eth PHY nRESET", "Eth PHY Intc",
207			  /* Bank GPIOH */
208			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL", "",
209			  /* Bank BOOT */
210			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
211			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
212			  "eMMC Reset", "eMMC CMD",
213			  "", "", "", "", "", "", "",
214			  /* Bank CARD */
215			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
216			  "SDCard D3", "SDCard D2", "SDCard Det",
217			  /* Bank GPIODV */
218			  "", "", "", "", "", "", "", "", "", "", "", "", "",
219			  "", "", "", "", "", "", "", "", "", "", "",
220			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
221			  "PWM D", "PWM B",
222			  /* Bank GPIOY */
223			  "Revision Bit0", "Revision Bit1", "",
224			  "J2 Header Pin35", "", "", "", "J2 Header Pin36",
225			  "J2 Header Pin31", "", "", "", "TF VDD En",
226			  "J2 Header Pin32", "J2 Header Pin26", "", "",
227			  /* Bank GPIOX */
228			  "J2 Header Pin29", "J2 Header Pin24",
229			  "J2 Header Pin23", "J2 Header Pin22",
230			  "J2 Header Pin21", "J2 Header Pin18",
231			  "J2 Header Pin33", "J2 Header Pin19",
232			  "J2 Header Pin16", "J2 Header Pin15",
233			  "J2 Header Pin12", "J2 Header Pin13",
234			  "J2 Header Pin8", "J2 Header Pin10",
235			  "", "", "", "", "",
236			  "J2 Header Pin11", "", "J2 Header Pin7", "",
237			  /* Bank GPIOCLK */
238			  "", "", "", "";
239};
240
241&saradc {
242	status = "okay";
243	vref-supply = <&vcc1v8>;
244};
245
246&scpi_clocks {
247	status = "disabled";
248};
249
250/* SD */
251&sd_emmc_b {
252	status = "okay";
253	pinctrl-0 = <&sdcard_pins>;
254	pinctrl-1 = <&sdcard_clk_gate_pins>;
255	pinctrl-names = "default", "clk-gate";
256
257	bus-width = <4>;
258	cap-sd-highspeed;
259	sd-uhs-sdr12;
260	sd-uhs-sdr25;
261	sd-uhs-sdr50;
262	sd-uhs-ddr50;
263	max-frequency = <100000000>;
264	disable-wp;
265
266	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
267
268	vmmc-supply = <&tflash_vdd>;
269	vqmmc-supply = <&tf_io>;
270};
271
272/* eMMC */
273&sd_emmc_c {
274	status = "okay";
275	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
276	pinctrl-1 = <&emmc_clk_gate_pins>;
277	pinctrl-names = "default", "clk-gate";
278
279	bus-width = <8>;
280	max-frequency = <200000000>;
281	non-removable;
282	disable-wp;
283	cap-mmc-highspeed;
284	mmc-ddr-1_8v;
285	mmc-hs200-1_8v;
286
287	mmc-pwrseq = <&emmc_pwrseq>;
288	vmmc-supply = <&vcc3v3>;
289	vqmmc-supply = <&vcc1v8>;
290};
291
292&uart_AO {
293	status = "okay";
294	pinctrl-0 = <&uart_ao_a_pins>;
295	pinctrl-names = "default";
296};
297
298&usb0_phy {
299	status = "okay";
300	phy-supply = <&usb_otg_pwr>;
301};
302
303&usb1_phy {
304	status = "okay";
305	phy-supply = <&usb_otg_pwr>;
306};
307
308&usb0 {
309	status = "okay";
310};
311
312&usb1 {
313	status = "okay";
314};
315