aboutsummaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/omap3-overo-base.dtsi
blob: d36bf0250a055427b595ee090b0cf56b6f03311b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
/*
 * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/*
 * The Gumstix Overo must be combined with an expansion board.
 */

/ {
	pwmleds {
		compatible = "pwm-leds";

		overo {
			label = "overo:blue:COM";
			pwms = <&twl_pwmled 1 7812500>;
			max-brightness = <127>;
			linux,default-trigger = "mmc0";
		};
	};

	sound {
		compatible = "ti,omap-twl4030";
		ti,model = "overo";

		ti,mcbsp = <&mcbsp2>;
		ti,codec = <&twl_audio>;
	};

	/* HS USB Port 2 Power */
	hsusb2_power: hsusb2_power_reg {
		compatible = "regulator-fixed";
		regulator-name = "hsusb2_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio6 8 0>;				/* gpio_168: vbus enable */
		startup-delay-us = <70000>;
		enable-active-high;
	};

	/* HS USB Host PHY on PORT 2 */
	hsusb2_phy: hsusb2_phy {
		compatible = "usb-nop-xceiv";
		reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>;	/* gpio_183 */
		vcc-supply = <&hsusb2_power>;
	};

	/* Regulator to trigger the nPoweron signal of the Wifi module */
	w3cbw003c_npoweron: regulator-w3cbw003c-npoweron {
		compatible = "regulator-fixed";
		regulator-name = "regulator-w3cbw003c-npoweron";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>;		/* gpio_54: nPoweron */
		enable-active-high;
	};

	/* Regulator to trigger the nReset signal of the Wifi module */
	w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset {
		pinctrl-names = "default";
		pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>;
		compatible = "regulator-fixed";
		regulator-name = "regulator-w3cbw003c-wifi-nreset";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>;		/* gpio_16: WiFi nReset */
		startup-delay-us = <10000>;
	};

	/* Regulator to trigger the nReset signal of the Bluetooth module */
	w3cbw003c_bt_nreset: regulator-w3cbw003c-bt-nreset {
		compatible = "regulator-fixed";
		regulator-name = "regulator-w3cbw003c-bt-nreset";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio6 4 GPIO_ACTIVE_HIGH>;		/* gpio_164: BT nReset */
		startup-delay-us = <10000>;
	};
};

&omap3_pmx_core {
	pinctrl-names = "default";
	pinctrl-0 = <
			&hsusb2_pins
	>;

	uart2_pins: pinmux_uart2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1)	/* mcbsp3_dx.uart2_cts */
			OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1)	/* mcbsp3_dr.uart2_rts */
			OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1)	/* mcbsp3_clk.uart2_tx */
			OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1)	/* mcbsp3_fsx.uart2_rx */
		>;
	};

	i2c1_pins: pinmux_i2c1_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0)		/* i2c1_scl.i2c1_scl */
			OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0)		/* i2c1_sda.i2c1_sda */
		>;
	};

	mmc1_pins: pinmux_mmc1_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_clk.sdmmc1_clk */
			OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_cmd.sdmmc1_cmd */
			OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_dat0.sdmmc1_dat0 */
			OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_dat1.sdmmc1_dat1 */
			OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_dat2.sdmmc1_dat2 */
			OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc1_dat3.sdmmc1_dat3 */
		>;
	};

	mmc2_pins: pinmux_mmc2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_clk.sdmmc2_clk */
			OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_cmd.sdmmc2_cmd */
			OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_dat0.sdmmc2_dat0 */
			OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_dat1.sdmmc2_dat1 */
			OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_dat2.sdmmc2_dat2 */
			OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0)		/* sdmmc2_dat3.sdmmc2_dat3 */
		>;
	};

	/* WiFi/BT combo */
	w3cbw003c_pins: pinmux_w3cbw003c_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4)		/* gpmc_ncs3.gpio_54 */
			OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4)		/* uart3_rts_sd.gpio_164 */
		>;
	};

	hsusb2_pins: pinmux_hsusb2_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi1_cs3.hsusb2_data2 */
			OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_clk.hsusb2_data7 */
			OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_simo.hsusb2_data4 */
			OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_somi.hsusb2_data5 */
			OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs0.hsusb2_data6 */
			OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs1.hsusb2_data3 */
			OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4)		/* i2c2_scl.gpio_168 */
			OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4)		/* i2c2_sda.gpio_183 */
		>;
	};
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins>;
	clock-frequency = <2600000>;

	twl: twl@48 {
		reg = <0x48>;
		interrupts = <7>; /* SYS_NIRQ cascaded to intc */
		interrupt-parent = <&intc>;

		twl_audio: audio {
			compatible = "ti,twl4030-audio";
			codec {
			};
		};
	};
};

#include "twl4030.dtsi"
#include "twl4030_omap3.dtsi"

/* i2c2 pins are used for gpio */
&i2c2 {
	status = "disabled";
};

/* on board microSD slot */
&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	vmmc-supply = <&vmmc1>;
	bus-width = <4>;
};

/* optional on board WiFi */
&mmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_pins>;
	vmmc-supply = <&w3cbw003c_npoweron>;
	vqmmc-supply = <&w3cbw003c_bt_nreset>;
	vmmc_aux-supply = <&w3cbw003c_wifi_nreset>;
	bus-width = <4>;
	cap-sdio-irq;
	non-removable;
};

&twl_gpio {
	ti,use-leds;
};

&usb_otg_hs {
	interface-type = <0>;
	usb-phy = <&usb2_phy>;
	phys = <&usb2_phy>;
	phy-names = "usb2-phy";
	mode = <3>;
	power = <50>;
};

&usbhshost {
	port2-mode = "ehci-phy";
};

&usbhsehci {
	phys = <0 &hsusb2_phy>;
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart2_pins>;
};