1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (C) 2012 Florian Vaussard, EPFL Mobots group 4 */ 5 6/* 7 * The Gumstix Overo must be combined with an expansion board. 8 */ 9 10/ { 11 12 memory@0 { 13 device_type = "memory"; 14 reg = <0 0>; 15 }; 16 17 pwmleds { 18 compatible = "pwm-leds"; 19 20 overo { 21 label = "overo:blue:COM"; 22 pwms = <&twl_pwmled 1 7812500>; 23 max-brightness = <127>; 24 linux,default-trigger = "mmc0"; 25 }; 26 }; 27 28 sound { 29 compatible = "ti,omap-twl4030"; 30 ti,model = "overo"; 31 32 ti,mcbsp = <&mcbsp2>; 33 }; 34 35 /* HS USB Port 2 Power */ 36 hsusb2_power: hsusb2_power_reg { 37 compatible = "regulator-fixed"; 38 regulator-name = "hsusb2_vbus"; 39 regulator-min-microvolt = <5000000>; 40 regulator-max-microvolt = <5000000>; 41 gpio = <&gpio6 8 GPIO_ACTIVE_HIGH>; /* gpio_168: vbus enable */ 42 startup-delay-us = <70000>; 43 enable-active-high; 44 }; 45 46 /* HS USB Host PHY on PORT 2 */ 47 hsusb2_phy: hsusb2_phy { 48 compatible = "usb-nop-xceiv"; 49 reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>; /* gpio_183 */ 50 vcc-supply = <&hsusb2_power>; 51 #phy-cells = <0>; 52 }; 53 54 /* Regulator to trigger the nPoweron signal of the Wifi module */ 55 w3cbw003c_npoweron: regulator-w3cbw003c-npoweron { 56 compatible = "regulator-fixed"; 57 regulator-name = "regulator-w3cbw003c-npoweron"; 58 regulator-min-microvolt = <3300000>; 59 regulator-max-microvolt = <3300000>; 60 gpio = <&gpio2 22 GPIO_ACTIVE_HIGH>; /* gpio_54: nPoweron */ 61 enable-active-high; 62 }; 63 64 /* Regulator to trigger the nReset signal of the Wifi module */ 65 w3cbw003c_wifi_nreset: regulator-w3cbw003c-wifi-nreset { 66 pinctrl-names = "default"; 67 pinctrl-0 = <&w3cbw003c_pins &w3cbw003c_2_pins>; 68 compatible = "regulator-fixed"; 69 regulator-name = "regulator-w3cbw003c-wifi-nreset"; 70 regulator-min-microvolt = <3300000>; 71 regulator-max-microvolt = <3300000>; 72 gpio = <&gpio1 16 GPIO_ACTIVE_HIGH>; /* gpio_16: WiFi nReset */ 73 startup-delay-us = <10000>; 74 }; 75}; 76 77&omap3_pmx_core { 78 pinctrl-names = "default"; 79 pinctrl-0 = < 80 &hsusb2_pins 81 >; 82 83 uart2_pins: pinmux_uart2_pins { 84 pinctrl-single,pins = < 85 OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1) /* mcbsp3_dx.uart2_cts */ 86 OMAP3_CORE1_IOPAD(0x216e, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_dr.uart2_rts */ 87 OMAP3_CORE1_IOPAD(0x2170, PIN_OUTPUT | MUX_MODE1) /* mcbsp3_clk.uart2_tx */ 88 OMAP3_CORE1_IOPAD(0x2172, PIN_INPUT | MUX_MODE1) /* mcbsp3_fsx.uart2_rx */ 89 >; 90 }; 91 92 i2c1_pins: pinmux_i2c1_pins { 93 pinctrl-single,pins = < 94 OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */ 95 OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */ 96 >; 97 }; 98 99 mmc1_pins: pinmux_mmc1_pins { 100 pinctrl-single,pins = < 101 OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_clk.sdmmc1_clk */ 102 OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_cmd.sdmmc1_cmd */ 103 OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat0.sdmmc1_dat0 */ 104 OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */ 105 OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */ 106 OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */ 107 >; 108 }; 109 110 mmc2_pins: pinmux_mmc2_pins { 111 pinctrl-single,pins = < 112 OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */ 113 OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */ 114 OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */ 115 OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */ 116 OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */ 117 OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */ 118 >; 119 }; 120 121 /* WiFi/BT combo */ 122 w3cbw003c_pins: pinmux_w3cbw003c_pins { 123 pinctrl-single,pins = < 124 OMAP3_CORE1_IOPAD(0x20b4, PIN_OUTPUT | MUX_MODE4) /* gpmc_ncs3.gpio_54 */ 125 OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4) /* uart3_rts_sd.gpio_164 */ 126 >; 127 }; 128 129 hsusb2_pins: pinmux_hsusb2_pins { 130 pinctrl-single,pins = < 131 OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi1_cs3.hsusb2_data2 */ 132 OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_clk.hsusb2_data7 */ 133 OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_simo.hsusb2_data4 */ 134 OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_somi.hsusb2_data5 */ 135 OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs0.hsusb2_data6 */ 136 OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3) /* mcspi2_cs1.hsusb2_data3 */ 137 OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4) /* i2c2_scl.gpio_168 */ 138 OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4) /* i2c2_sda.gpio_183 */ 139 >; 140 }; 141}; 142 143&i2c1 { 144 pinctrl-names = "default"; 145 pinctrl-0 = <&i2c1_pins>; 146 clock-frequency = <2600000>; 147 148 twl: twl@48 { 149 reg = <0x48>; 150 interrupts = <7>; /* SYS_NIRQ cascaded to intc */ 151 interrupt-parent = <&intc>; 152 153 twl_audio: audio { 154 compatible = "ti,twl4030-audio"; 155 codec { 156 }; 157 }; 158 }; 159}; 160 161#include "twl4030.dtsi" 162#include "twl4030_omap3.dtsi" 163 164/* i2c2 pins are used for gpio */ 165&i2c2 { 166 status = "disabled"; 167}; 168 169/* on board microSD slot */ 170&mmc1 { 171 pinctrl-names = "default"; 172 pinctrl-0 = <&mmc1_pins>; 173 vmmc-supply = <&vmmc1>; 174 bus-width = <4>; 175}; 176 177/* optional on board WiFi */ 178&mmc2 { 179 pinctrl-names = "default"; 180 pinctrl-0 = <&mmc2_pins>; 181 vmmc-supply = <&w3cbw003c_npoweron>; 182 vqmmc-supply = <&w3cbw003c_wifi_nreset>; 183 bus-width = <4>; 184 cap-sdio-irq; 185 non-removable; 186}; 187 188&twl_gpio { 189 ti,use-leds; 190}; 191 192&usb_otg_hs { 193 interface-type = <0>; 194 usb-phy = <&usb2_phy>; 195 phys = <&usb2_phy>; 196 phy-names = "usb2-phy"; 197 mode = <3>; 198 power = <50>; 199}; 200 201&usbhshost { 202 port2-mode = "ehci-phy"; 203}; 204 205&usbhsehci { 206 phys = <0 &hsusb2_phy>; 207}; 208 209&uart2 { 210 pinctrl-names = "default"; 211 pinctrl-0 = <&uart2_pins>; 212}; 213 214&mcbsp2 { 215 status = "okay"; 216}; 217 218&gpmc { 219 ranges = <0 0 0x30000000 0x1000000>, /* CS0 */ 220 <4 0 0x2b000000 0x1000000>, /* CS4 */ 221 <5 0 0x2c000000 0x1000000>; /* CS5 */ 222 223 nand@0,0 { 224 compatible = "ti,omap2-nand"; 225 linux,mtd-name= "micron,mt29c4g96maz"; 226 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ 227 interrupt-parent = <&gpmc>; 228 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ 229 <1 IRQ_TYPE_NONE>; /* termcount */ 230 nand-bus-width = <16>; 231 gpmc,device-width = <2>; 232 ti,nand-ecc-opt = "bch8"; 233 234 gpmc,sync-clk-ps = <0>; 235 gpmc,cs-on-ns = <0>; 236 gpmc,cs-rd-off-ns = <44>; 237 gpmc,cs-wr-off-ns = <44>; 238 gpmc,adv-on-ns = <6>; 239 gpmc,adv-rd-off-ns = <34>; 240 gpmc,adv-wr-off-ns = <44>; 241 gpmc,we-off-ns = <40>; 242 gpmc,oe-off-ns = <54>; 243 gpmc,access-ns = <64>; 244 gpmc,rd-cycle-ns = <82>; 245 gpmc,wr-cycle-ns = <82>; 246 gpmc,wr-access-ns = <40>; 247 gpmc,wr-data-mux-bus-ns = <0>; 248 249 #address-cells = <1>; 250 #size-cells = <1>; 251 252 partition@0 { 253 label = "SPL"; 254 reg = <0 0x80000>; /* 512KiB */ 255 }; 256 partition@80000 { 257 label = "U-Boot"; 258 reg = <0x80000 0x1C0000>; /* 1792KiB */ 259 }; 260 partition@1c0000 { 261 label = "Environment"; 262 reg = <0x240000 0x40000>; /* 256KiB */ 263 }; 264 partition@280000 { 265 label = "Kernel"; 266 reg = <0x280000 0x800000>; /* 8192KiB */ 267 }; 268 partition@780000 { 269 label = "Filesystem"; 270 reg = <0xA80000 0>; 271 /* HACK: MTDPART_SIZ_FULL=0 so fill to end */ 272 }; 273 }; 274}; 275