omap3-overo-base.dtsi revision 284090
1/* 2 * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License version 2 as 6 * published by the Free Software Foundation. 7 */ 8 9/* 10 * The Gumstix Overo must be combined with an expansion board. 11 */ 12 13/ { 14 pwmleds { 15 compatible = "pwm-leds"; 16 17 overo { 18 label = "overo:blue:COM"; 19 pwms = <&twl_pwmled 1 7812500>; 20 max-brightness = <127>; 21 linux,default-trigger = "mmc0"; 22 }; 23 }; 24 25 sound { 26 compatible = "ti,omap-twl4030"; 27 ti,model = "overo"; 28 29 ti,mcbsp = <&mcbsp2>; 30 ti,codec = <&twl_audio>; 31 }; 32 33 /* HS USB Port 2 Power */ 34 hsusb2_power: hsusb2_power_reg { 35 compatible = "regulator-fixed"; 36 regulator-name = "hsusb2_vbus"; 37 regulator-min-microvolt = <5000000>; 38 regulator-max-microvolt = <5000000>; 39 gpio = <&gpio6 8 0>; /* gpio_168: vbus enable */ 40 startup-delay-us = <70000>; 41 enable-active-high; 42 }; 43 44 /* HS USB Host PHY on PORT 2 */ 45 hsusb2_phy: hsusb2_phy { 46 compatible = "usb-nop-xceiv"; 47 reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>; /* gpio_183 */ 48 vcc-supply = <&hsusb2_power>; 49 }; 50 51 /* Regulator to trigger the nPoweron signal of the Wifi module */ 52 w3cbw003c_npoweron: regulator-w3cbw003c-npoweron { 53 compatible = "regulator-fixed"; 54 regulator-name = "regulator-w3cbw003c-npoweron"; 55 regulator-min-microvolt = <3300000>; 56 regulator-max-microvolt = <3300000>; 57 gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* gpio_54: nPoweron */ 58 enable-active-high; 59 }; 60 61 /* Regulator to trigger the nReset signal of the Wifi module */ 62 w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset { 63 pinctrl-names = "default"; 64 pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>; 65 compatible = "regulator-fixed"; 66 regulator-name = "regulator-w3cbw003c-wifi-nreset"; 67 regulator-min-microvolt = <3300000>; 68 regulator-max-microvolt = <3300000>; 69 gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>; /* gpio_16: WiFi nReset */ 70 startup-delay-us = <10000>; 71 }; 72 73 /* Regulator to trigger the nReset signal of the Bluetooth module */ 74 w3cbw003c_bt_nreset: regulator-w3cbw003c-bt-nreset { 75 compatible = "regulator-fixed"; 76 regulator-name = "regulator-w3cbw003c-bt-nreset"; 77 regulator-min-microvolt = <3300000>; 78 regulator-max-microvolt = <3300000>; 79 gpio = <&gpio6 4 GPIO_ACTIVE_HIGH>; /* gpio_164: BT nReset */ 80 startup-delay-us = <10000>; 81 }; 82}; 83 84&omap3_pmx_core { 85 pinctrl-names = "default"; 86 pinctrl-0 = < 87 &hsusb2_pins 88 >; 89 90 uart2_pins: pinmux_uart2_pins { 91 pinctrl-single,pins = < 92 OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */ 93 OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_dr.uart2_rts */ 94 OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_clk.uart2_tx */ 95 OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1) /* mcbsp3_fsx.uart2_rx */ 96 >; 97 }; 98 99 i2c1_pins: pinmux_i2c1_pins { 100 pinctrl-single,pins = < 101 OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */ 102 OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */ 103 >; 104 }; 105 106 mmc1_pins: pinmux_mmc1_pins { 107 pinctrl-single,pins = < 108 OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */ 109 OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */ 110 OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */ 111 OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */ 112 OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */ 113 OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */ 114 >; 115 }; 116 117 mmc2_pins: pinmux_mmc2_pins { 118 pinctrl-single,pins = < 119 OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */ 120 OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */ 121 OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */ 122 OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */ 123 OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */ 124 OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */ 125 >; 126 }; 127 128 /* WiFi/BT combo */ 129 w3cbw003c_pins: pinmux_w3cbw003c_pins { 130 pinctrl-single,pins = < 131 OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs3.gpio_54 */ 132 OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4) /* uart3_rts_sd.gpio_164 */ 133 >; 134 }; 135 136 hsusb2_pins: pinmux_hsusb2_pins { 137 pinctrl-single,pins = < 138 OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */ 139 OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */ 140 OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */ 141 OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */ 142 OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */ 143 OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ 144 OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4) /* i2c2_scl.gpio_168 */ 145 OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4) /* i2c2_sda.gpio_183 */ 146 >; 147 }; 148}; 149 150&i2c1 { 151 pinctrl-names = "default"; 152 pinctrl-0 = <&i2c1_pins>; 153 clock-frequency = <2600000>; 154 155 twl: twl@48 { 156 reg = <0x48>; 157 interrupts = <7>; /* SYS_NIRQ cascaded to intc */ 158 interrupt-parent = <&intc>; 159 160 twl_audio: audio { 161 compatible = "ti,twl4030-audio"; 162 codec { 163 }; 164 }; 165 }; 166}; 167 168#include "twl4030.dtsi" 169#include "twl4030_omap3.dtsi" 170 171/* i2c2 pins are used for gpio */ 172&i2c2 { 173 status = "disabled"; 174}; 175 176/* on board microSD slot */ 177&mmc1 { 178 pinctrl-names = "default"; 179 pinctrl-0 = <&mmc1_pins>; 180 vmmc-supply = <&vmmc1>; 181 bus-width = <4>; 182}; 183 184/* optional on board WiFi */ 185&mmc2 { 186 pinctrl-names = "default"; 187 pinctrl-0 = <&mmc2_pins>; 188 vmmc-supply = <&w3cbw003c_npoweron>; 189 vqmmc-supply = <&w3cbw003c_bt_nreset>; 190 vmmc_aux-supply = <&w3cbw003c_wifi_nreset>; 191 bus-width = <4>; 192 cap-sdio-irq; 193 non-removable; 194}; 195 196&twl_gpio { 197 ti,use-leds; 198}; 199 200&usb_otg_hs { 201 interface-type = <0>; 202 usb-phy = <&usb2_phy>; 203 phys = <&usb2_phy>; 204 phy-names = "usb2-phy"; 205 mode = <3>; 206 power = <50>; 207}; 208 209&usbhshost { 210 port2-mode = "ehci-phy"; 211}; 212 213&usbhsehci { 214 phys = <0 &hsusb2_phy>; 215}; 216 217&uart2 { 218 pinctrl-names = "default"; 219 pinctrl-0 = <&uart2_pins>; 220}; 221 222