[mirror_ubuntu-bionic-kernel.git] / arch / arm64 / boot / dts / amlogic / meson-gxm-khadas-vim2.dts

/*
 * Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
 * Copyright (c) 2017 BayLibre, SAS
 * Author: Neil Armstrong <narmstrong@baylibre.com>
 *
 * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include <dt-bindings/thermal/thermal.h>

#include "meson-gxm.dtsi"

/ {
	compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm";
	model = "Khadas VIM2";

	aliases {
		serial0 = &uart_AO;
		serial2 = &uart_AO_B;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1710000>;

		button-function {
			label = "Function";
			linux,code = <KEY_FN>;
			press-threshold-microvolt = <10000>;
		};
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
	};

	gpio_fan: gpio-fan {
		compatible = "gpio-fan";
		gpios = <&gpio GPIODV_14 GPIO_ACTIVE_HIGH
			 &gpio GPIODV_15 GPIO_ACTIVE_HIGH>;
		/* Dummy RPM values since fan is optional */
		gpio-fan,speed-map = <0 0
				      1 1
				      2 2
				      3 3>;
		cooling-min-level = <0>;
		cooling-max-level = <3>;
		#cooling-cells = <2>;
	};

	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		poll-interval = <100>;

		power-button {
			label = "power";
			linux,code = <KEY_POWER>;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
		};
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_tx_tmds_out>;
			};
		};
	};

	pwmleds {
		compatible = "pwm-leds";

		power {
			label = "vim:red:power";
			pwms = <&pwm_AO_ab 1 7812500 0>;
			max-brightness = <255>;
			linux,default-trigger = "default-on";
		};
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
		clocks = <&wifi32k>;
		clock-names = "ext_clock";
	};

	thermal-zones {
		cpu-thermal {
			polling-delay-passive = <250>; /* milliseconds */
			polling-delay = <1000>; /* milliseconds */

			thermal-sensors = <&scpi_sensors 0>;

			trips {
				cpu_alert0: cpu-alert0 {
					temperature = <70000>; /* millicelsius */
					hysteresis = <2000>; /* millicelsius */
					type = "active";
				};

				cpu_alert1: cpu-alert1 {
					temperature = <80000>; /* millicelsius */
					hysteresis = <2000>; /* millicelsius */
					type = "passive";
				};
			};

			cooling-maps {
				map0 {
					trip = <&cpu_alert0>;
					cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>;
				};

				map1 {
					trip = <&cpu_alert1>;
					cooling-device = <&gpio_fan 2 THERMAL_NO_LIMIT>;
				};

				map2 {
					trip = <&cpu_alert1>;
					cooling-device =
						<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
				};

				map3 {
					trip = <&cpu_alert1>;
					cooling-device =
						<&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
				};
			};
		};
	};

	vcc_3v3: regulator-vcc_3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VCC_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	vddio_ao18: regulator-vddio_ao18 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddio_boot: regulator-vddio_boot {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_BOOT";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	vddao_3v3: regulator-vddao_3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	wifi32k: wifi32k {
		compatible = "pwm-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
	};
};

&cec_AO {
	status = "okay";
	pinctrl-0 = <&ao_cec_pins>;
	pinctrl-names = "default";
	hdmi-phandle = <&hdmi_tx>;
};

&cpu0 {
	cooling-min-level = <0>;
	cooling-max-level = <6>;
	#cooling-cells = <2>;
};

&cpu4 {
	cooling-min-level = <0>;
	cooling-max-level = <4>;
	#cooling-cells = <2>;
};

&ethmac {
	pinctrl-0 = <&eth_pins>;
	pinctrl-names = "default";

	/* Select external PHY by default */
	phy-handle = <&external_phy>;

	amlogic,tx-delay-ns = <2>;

	/* External PHY reset is shared with internal PHY Led signals */
	snps,reset-gpio = <&gpio GPIOZ_14 0>;
	snps,reset-delays-us = <0 10000 1000000>;
	snps,reset-active-low;

	/* External PHY is in RGMII */
	phy-mode = "rgmii";

	status = "okay";
};

&external_mdio {
	external_phy: ethernet-phy@0 {
		/* Realtek RTL8211F (0x001cc916) */
		reg = <0>;
	};
};

&hdmi_tx {
	status = "okay";
	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
	pinctrl-names = "default";
	hdmi-supply = <&hdmi_5v>;
};

&hdmi_tx_tmds_port {
	hdmi_tx_tmds_out: endpoint {
		remote-endpoint = <&hdmi_connector_in>;
	};
};

&i2c_A {
	status = "okay";
	pinctrl-0 = <&i2c_a_pins>;
	pinctrl-names = "default";
};

&i2c_B {
	status = "okay";
	pinctrl-0 = <&i2c_b_pins>;
	pinctrl-names = "default";

	rtc: rtc@51 {
		/* has to be enabled manually when a battery is connected: */
		status = "disabled";
		compatible = "haoyu,hym8563";
		reg = <0x51>;
		#clock-cells = <0>;
		clock-frequency = <32768>;
		clock-output-names = "xin32k";
	};
};

&ir {
	status = "okay";
	pinctrl-0 = <&remote_input_ao_pins>;
	pinctrl-names = "default";
	linux,rc-map-name = "rc-geekbox";
};

&pwm_AO_ab {
	status = "okay";
	pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
};

&pwm_ef {
	status = "okay";
	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
	pinctrl-names = "default";
	clocks = <&clkc CLKID_FCLK_DIV4>;
	clock-names = "clkin0";
};

&sd_emmc_a {
	status = "okay";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-names = "default";
	#address-cells = <1>;
	#size-cells = <0>;

	bus-width = <4>;
	max-frequency = <100000000>;

	non-removable;
	disable-wp;

	mmc-pwrseq = <&sdio_pwrseq>;

	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddio_boot>;

	brcmf: wifi@1 {
		reg = <1>;
		compatible = "brcm,bcm4329-fmac";
	};
};

/* SD card */
&sd_emmc_b {
	status = "okay";
	pinctrl-0 = <&sdcard_pins>;
	pinctrl-names = "default";

	bus-width = <4>;
	cap-sd-highspeed;
	max-frequency = <100000000>;
	disable-wp;

	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
	cd-inverted;

	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddio_boot>;
};

/* eMMC */
&sd_emmc_c {
	status = "okay";
	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
	pinctrl-names = "default";

	bus-width = <8>;
	cap-sd-highspeed;
	cap-mmc-highspeed;
	max-frequency = <200000000>;
	non-removable;
	disable-wp;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;
	mmc-hs400-1_8v;

	mmc-pwrseq = <&emmc_pwrseq>;
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&vddio_boot>;
};

/*
 * EMMC_DS pin is shared between SPI NOR CS and eMMC Data Strobe
 * Remove emmc_ds_pins from sd_emmc_c pinctrl-0 then spifc can be enabled
 */
&spifc {
	status = "disabled";
	pinctrl-0 = <&nor_pins>;
	pinctrl-names = "default";

	w25q32: spi-flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "winbond,w25q16", "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <3000000>;
	};
};

/* This one is connected to the Bluetooth module */
&uart_A {
	status = "okay";
	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
	pinctrl-names = "default";
	uart-has-rtscts;

	bluetooth {
		compatible = "brcm,bcm43438-bt";
		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
	};
};

/* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
};

/* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */
&uart_AO_B {
	status = "okay";
	pinctrl-0 = <&uart_ao_b_pins>;
	pinctrl-names = "default";
};

&saradc {
	status = "okay";
	vref-supply = <&vddio_ao18>;
};

&usb0 {
	status = "okay";
};
Commit	Line	Data
b8b74dda NA	1	/*
	2	* Copyright (c) 2017 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
	3	* Copyright (c) 2017 BayLibre, SAS
	4	* Author: Neil Armstrong <narmstrong@baylibre.com>
	5	*
	6	* SPDX-License-Identifier: (GPL-2.0+ OR MIT)
	7	*/
	8
	9	/dts-v1/;
	10
	11	#include <dt-bindings/input/input.h>
	12	#include <dt-bindings/thermal/thermal.h>
	13
	14	#include "meson-gxm.dtsi"
	15
	16	/ {
	17	compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm";
	18	model = "Khadas VIM2";
	19
	20	aliases {
	21	serial0 = &uart_AO;
b8b74dda NA	22	serial2 = &uart_AO_B;
	23	};
	24
	25	chosen {
	26	stdout-path = "serial0:115200n8";
	27	};
	28
	29	memory@0 {
	30	device_type = "memory";
	31	reg = <0x0 0x0 0x0 0x80000000>;
	32	};
	33
	34	adc-keys {
	35	compatible = "adc-keys";
	36	io-channels = <&saradc 0>;
	37	io-channel-names = "buttons";
	38	keyup-threshold-microvolt = <1710000>;
	39
	40	button-function {
	41	label = "Function";
	42	linux,code = <KEY_FN>;
	43	press-threshold-microvolt = <10000>;
	44	};
	45	};
	46
	47	emmc_pwrseq: emmc-pwrseq {
	48	compatible = "mmc-pwrseq-emmc";
	49	reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
	50	};
	51
	52	gpio_fan: gpio-fan {
	53	compatible = "gpio-fan";
	54	gpios = <&gpio GPIODV_14 GPIO_ACTIVE_HIGH
	55	&gpio GPIODV_15 GPIO_ACTIVE_HIGH>;
	56	/* Dummy RPM values since fan is optional */
	57	gpio-fan,speed-map = <0 0
	58	1 1
	59	2 2
	60	3 3>;
	61	cooling-min-level = <0>;
	62	cooling-max-level = <3>;
	63	#cooling-cells = <2>;
	64	};
	65
	66	gpio-keys-polled {
	67	compatible = "gpio-keys-polled";
b8b74dda NA	68	poll-interval = <100>;
b8b74dda NA	69
eded5bab	70	power-button {
b8b74dda NA	71	label = "power";
	72	linux,code = <KEY_POWER>;
	73	gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
	74	};
	75	};
	76
	77	hdmi-connector {
	78	compatible = "hdmi-connector";
	79	type = "a";
	80
	81	port {
	82	hdmi_connector_in: endpoint {
	83	remote-endpoint = <&hdmi_tx_tmds_out>;
	84	};
	85	};
	86	};
	87
	88	pwmleds {
	89	compatible = "pwm-leds";
	90
	91	power {
	92	label = "vim:red:power";
	93	pwms = <&pwm_AO_ab 1 7812500 0>;
	94	max-brightness = <255>;
	95	linux,default-trigger = "default-on";
	96	};
	97	};
	98
	99	sdio_pwrseq: sdio-pwrseq {
	100	compatible = "mmc-pwrseq-simple";
	101	reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
	102	clocks = <&wifi32k>;
	103	clock-names = "ext_clock";
	104	};
	105
	106	thermal-zones {
	107	cpu-thermal {
	108	polling-delay-passive = <250>; /* milliseconds */
	109	polling-delay = <1000>; /* milliseconds */
	110
	111	thermal-sensors = <&scpi_sensors 0>;
	112
	113	trips {
	114	cpu_alert0: cpu-alert0 {
	115	temperature = <70000>; /* millicelsius */
	116	hysteresis = <2000>; /* millicelsius */
	117	type = "active";
	118	};
	119
	120	cpu_alert1: cpu-alert1 {
	121	temperature = <80000>; /* millicelsius */
	122	hysteresis = <2000>; /* millicelsius */
	123	type = "passive";
	124	};
	125	};
	126
	127	cooling-maps {
	128	map0 {
	129	trip = <&cpu_alert0>;
	130	cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>;
	131	};
	132
	133	map1 {
	134	trip = <&cpu_alert1>;
135	cooling-device = <&gpio_fan 2 THERMAL_NO_LIMIT>;
136	};
137
138	map2 {
139	trip = <&cpu_alert1>;
140	cooling-device =
141	<&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
142	};
143
144	map3 {
145	trip = <&cpu_alert1>;
146	cooling-device =
147	<&cpu4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
148	};
149	};
150	};
151	};
152
153	vcc_3v3: regulator-vcc_3v3 {
154	compatible = "regulator-fixed";
155	regulator-name = "VCC_3V3";
156	regulator-min-microvolt = <3300000>;
157	regulator-max-microvolt = <3300000>;
158	};
159
160	vddio_ao18: regulator-vddio_ao18 {
161	compatible = "regulator-fixed";
162	regulator-name = "VDDIO_AO18";
163	regulator-min-microvolt = <1800000>;
164	regulator-max-microvolt = <1800000>;
165	};
166
167	vddio_boot: regulator-vddio_boot {
168	compatible = "regulator-fixed";
169	regulator-name = "VDDIO_BOOT";
170	regulator-min-microvolt = <1800000>;
171	regulator-max-microvolt = <1800000>;
172	};
173
174	vddao_3v3: regulator-vddao_3v3 {
175	compatible = "regulator-fixed";
176	regulator-name = "VDDAO_3V3";
177	regulator-min-microvolt = <3300000>;
178	regulator-max-microvolt = <3300000>;
179	};
180
181	wifi32k: wifi32k {
182	compatible = "pwm-clock";
183	#clock-cells = <0>;
184	clock-frequency = <32768>;
185	pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
186	};
187	};
188
189	&cec_AO {
190	status = "okay";
191	pinctrl-0 = <&ao_cec_pins>;
192	pinctrl-names = "default";
193	hdmi-phandle = <&hdmi_tx>;
194	};
195
196	&cpu0 {
197	cooling-min-level = <0>;
198	cooling-max-level = <6>;
199	#cooling-cells = <2>;
200	};
201
202	&cpu4 {
203	cooling-min-level = <0>;
204	cooling-max-level = <4>;
205	#cooling-cells = <2>;
206	};
207
208	&ethmac {
209	pinctrl-0 = <&eth_pins>;
210	pinctrl-names = "default";
211
212	/* Select external PHY by default */
213	phy-handle = <&external_phy>;
214
215	amlogic,tx-delay-ns = <2>;
216
217	/* External PHY reset is shared with internal PHY Led signals */
218	snps,reset-gpio = <&gpio GPIOZ_14 0>;
219	snps,reset-delays-us = <0 10000 1000000>;
220	snps,reset-active-low;
221
222	/* External PHY is in RGMII */
223	phy-mode = "rgmii";
224
225	status = "okay";
226	};
227
228	&external_mdio {
229	external_phy: ethernet-phy@0 {
230	/* Realtek RTL8211F (0x001cc916) */
231	reg = <0>;
232	};
233	};
234
235	&hdmi_tx {
236	status = "okay";
237	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
238	pinctrl-names = "default";
8125bc73	239	hdmi-supply = <&hdmi_5v>;
b8b74dda NA	240	};
	241
	242	&hdmi_tx_tmds_port {
	243	hdmi_tx_tmds_out: endpoint {
	244	remote-endpoint = <&hdmi_connector_in>;
	245	};
	246	};
	247
	248	&i2c_A {
	249	status = "okay";
	250	pinctrl-0 = <&i2c_a_pins>;
	251	pinctrl-names = "default";
	252	};
	253
	254	&i2c_B {
	255	status = "okay";
	256	pinctrl-0 = <&i2c_b_pins>;
	257	pinctrl-names = "default";
	258
	259	rtc: rtc@51 {
	260	/* has to be enabled manually when a battery is connected: */
	261	status = "disabled";
	262	compatible = "haoyu,hym8563";
	263	reg = <0x51>;
	264	#clock-cells = <0>;
	265	clock-frequency = <32768>;
	266	clock-output-names = "xin32k";
	267	};
	268	};
	269
	270	&ir {
	271	status = "okay";
	272	pinctrl-0 = <&remote_input_ao_pins>;
	273	pinctrl-names = "default";
	274	linux,rc-map-name = "rc-geekbox";
	275	};
	276
	277	&pwm_AO_ab {
	278	status = "okay";
	279	pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>;
	280	pinctrl-names = "default";
	281	clocks = <&clkc CLKID_FCLK_DIV4>;
	282	clock-names = "clkin0";
	283	};
	284
	285	&pwm_ef {
	286	status = "okay";
	287	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
	288	pinctrl-names = "default";
	289	clocks = <&clkc CLKID_FCLK_DIV4>;
	290	clock-names = "clkin0";
	291	};
	292
	293	&sd_emmc_a {
	294	status = "okay";
	295	pinctrl-0 = <&sdio_pins>;
	296	pinctrl-names = "default";
	297	#address-cells = <1>;
	298	#size-cells = <0>;
	299
	300	bus-width = <4>;
	301	max-frequency = <100000000>;
	302
	303	non-removable;
304	disable-wp;
305
306	mmc-pwrseq = <&sdio_pwrseq>;
307
308	vmmc-supply = <&vddao_3v3>;
309	vqmmc-supply = <&vddio_boot>;
310
311	brcmf: wifi@1 {
312	reg = <1>;
313	compatible = "brcm,bcm4329-fmac";
314	};
315	};
316
317	/* SD card */
318	&sd_emmc_b {
319	status = "okay";
320	pinctrl-0 = <&sdcard_pins>;
321	pinctrl-names = "default";
322
323	bus-width = <4>;
324	cap-sd-highspeed;
325	max-frequency = <100000000>;
326	disable-wp;
327
328	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
329	cd-inverted;
330
331	vmmc-supply = <&vddao_3v3>;
332	vqmmc-supply = <&vddio_boot>;
333	};
334
335	/* eMMC */
336	&sd_emmc_c {
337	status = "okay";
338	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
339	pinctrl-names = "default";
340
341	bus-width = <8>;
342	cap-sd-highspeed;
343	cap-mmc-highspeed;
344	max-frequency = <200000000>;
345	non-removable;
346	disable-wp;
347	mmc-ddr-1_8v;
348	mmc-hs200-1_8v;
a1d759cf	349	mmc-hs400-1_8v;
b8b74dda NA	350
	351	mmc-pwrseq = <&emmc_pwrseq>;
	352	vmmc-supply = <&vcc_3v3>;
	353	vqmmc-supply = <&vddio_boot>;
	354	};
	355
	356	/*
	357	* EMMC_DS pin is shared between SPI NOR CS and eMMC Data Strobe
	358	* Remove emmc_ds_pins from sd_emmc_c pinctrl-0 then spifc can be enabled
	359	*/
	360	&spifc {
	361	status = "disabled";
	362	pinctrl-0 = <&nor_pins>;
	363	pinctrl-names = "default";
	364
	365	w25q32: spi-flash@0 {
	366	#address-cells = <1>;
	367	#size-cells = <1>;
	368	compatible = "winbond,w25q16", "jedec,spi-nor";
	369	reg = <0>;
	370	spi-max-frequency = <3000000>;
	371	};
	372	};
	373
	374	/* This one is connected to the Bluetooth module */
	375	&uart_A {
	376	status = "okay";
7e6ebb26	377	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
b8b74dda	378	pinctrl-names = "default";
7e6ebb26 CH	379	uart-has-rtscts;
	380
	381	bluetooth {
	382	compatible = "brcm,bcm43438-bt";
	383	shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
	384	};
b8b74dda NA	385	};
	386
	387	/* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
	388	&uart_AO {
	389	status = "okay";
	390	pinctrl-0 = <&uart_ao_a_pins>;
	391	pinctrl-names = "default";
	392	};
	393
	394	/* This is brought out on the UART_RX_AO_B (15) and UART_TX_AO_B (16) pins: */
	395	&uart_AO_B {
	396	status = "okay";
	397	pinctrl-0 = <&uart_ao_b_pins>;
	398	pinctrl-names = "default";
	399	};
	400
	401	&saradc {
	402	status = "okay";
	403	vref-supply = <&vddio_ao18>;
	404	};
ea963240 MB	405
	406	&usb0 {
	407	status = "okay";
	408	};