arch/arm/boot/dts/omap3-overo-base.dtsi

   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
  34 &omap3_pmx_core {
  35         uart3_pins: pinmux_uart3_pins {
  36                 pinctrl-single,pins = <
  37                         OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* uart3_rx_irrx.uart3_rx_irrx */
  38                         OMAP3_CORE1_IOPAD(0x21a0, PIN_OUTPUT | MUX_MODE0)               /* uart3_tx_irtx.uart3_tx_irtx */
  39                 >;
  40         };
  41
  42         i2c1_pins: pinmux_i2c1_pins {
  43                 pinctrl-single,pins = <
  44                         OMAP3_CORE1_IOPAD(0x21ba, PIN_INPUT | MUX_MODE0)                /* i2c1_scl.i2c1_scl */
  45                         OMAP3_CORE1_IOPAD(0x21bc, PIN_INPUT | MUX_MODE0)                /* i2c1_sda.i2c1_sda */
  46                 >;
  47         };
  48
  49         mmc1_pins: pinmux_mmc1_pins {
  50                 pinctrl-single,pins = <
  51                         OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_clk.sdmmc1_clk */
  52                         OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_cmd.sdmmc1_cmd */
  53                         OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_dat0.sdmmc1_dat0 */
  54                         OMAP3_CORE1_IOPAD(0x214a, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_dat1.sdmmc1_dat1 */
  55                         OMAP3_CORE1_IOPAD(0x214c, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_dat2.sdmmc1_dat2 */
  56                         OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0)         /* sdmmc1_dat3.sdmmc1_dat3 */
  57                 >;
  58         };
  59 };
  60
  61 &i2c1 {
  62         pinctrl-names = "default";
  63         pinctrl-0 = <&i2c1_pins>;
  64         clock-frequency = <2600000>;
  65
  66         twl: twl@48 {
  67                 reg = <0x48>;
  68                 interrupts = <7>; /* SYS_NIRQ cascaded to intc */
  69                 interrupt-parent = <&intc>;
  70
  71                 twl_audio: audio {
  72                         compatible = "ti,twl4030-audio";
  73                         codec {
  74                         };
  75                 };
  76         };
  77 };
  78
  79 #include "twl4030.dtsi"
  80 #include "twl4030_omap3.dtsi"
  81
  82 /* i2c2 pins are used for gpio */
  83 &i2c2 {
  84         status = "disabled";
  85 };
  86
  87 /* on board microSD slot */
  88 &mmc1 {
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&mmc1_pins>;
  91         vmmc-supply = <&vmmc1>;
  92         bus-width = <4>;
  93 };
  94
  95 /* optional on board WiFi */
  96 &mmc2 {
  97         bus-width = <4>;
  98 };
  99
 100 &twl_gpio {
 101         ti,use-leds;
 102 };
 103
 104 &usb_otg_hs {
 105         interface-type = <0>;
 106         usb-phy = <&usb2_phy>;
 107         phys = <&usb2_phy>;
 108         phy-names = "usb2-phy";
 109         mode = <3>;
 110         power = <50>;
 111 };
 112
 113 &uart3 {
 114         pinctrl-names = "default";
 115         pinctrl-0 = <&uart3_pins>;
 116 };