arch/arm/boot/dts/am335x-chiliboard.dts

   1 /*
   2  * Copyright (C) 2015 Jablotron s.r.o. -- http://www.jablotron.com/
   3  * Author: Rostislav Lisovy <lisovy@jablotron.cz>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9 /dts-v1/;
  10 #include "am335x-chilisom.dtsi"
  11
  12 / {
  13         model = "AM335x Chiliboard";
  14         compatible = "grinn,am335x-chiliboard", "grinn,am335x-chilisom",
  15                      "ti,am33xx";
  16
  17         leds {
  18                 compatible = "gpio-leds";
  19                 pinctrl-names = "default";
  20                 pinctrl-0 = <&led_gpio_pins>;
  21
  22                 led0 {
  23                         label = "led0";
  24                         gpios = <&gpio3 7 GPIO_ACTIVE_LOW>;
  25                         default-state = "keep";
  26                         linux,default-trigger = "heartbeat";
  27                 };
  28
  29                 led1 {
  30                         label = "led1";
  31                         gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
  32                         default-state = "keep";
  33                 };
  34         };
  35 };
  36
  37 &am33xx_pinmux {
  38         uart0_pins: pinmux_uart0_pins {
  39                 pinctrl-single,pins = <
  40                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart0_rxd.uart0_rxd */
  41                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart0_txd.uart0_txd */
  42                 >;
  43         };
  44
  45         cpsw_default: cpsw_default {
  46                 pinctrl-single,pins = <
  47                         /* Slave 1 */
  48                         AM33XX_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE1)  /* mii1_crs.rmii1_crs */
  49                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxerr.rmii1_rxerr */
  50                         AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txen.rmii1_txen */
  51                         AM33XX_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txd1.rmii1_txd1 */
  52                         AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txd0.rmii1_txd0 */
  53                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd1.rmii1_rxd1 */
  54                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd0.rmii1_rxd0 */
  55                         AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE0)     /* rmii1_ref_clk.rmii_ref_clk */
  56                 >;
  57         };
  58
  59         cpsw_sleep: cpsw_sleep {
  60                 pinctrl-single,pins = <
  61                         /* Slave 1 reset value */
  62                         AM33XX_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  63                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
  64                         AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
  65                         AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
  66                         AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
  67                         AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
  68                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  69                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
  70                         AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
  71                 >;
  72         };
  73
  74         davinci_mdio_default: davinci_mdio_default {
  75                 pinctrl-single,pins = <
  76                         /* mdio_data.mdio_data */
  77                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)
  78                         /* mdio_clk.mdio_clk */
  79                         AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)
  80                 >;
  81         };
  82
  83         davinci_mdio_sleep: davinci_mdio_sleep {
  84                 pinctrl-single,pins = <
  85                         /* MDIO reset value */
  86                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
  87                         AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  88                 >;
  89         };
  90
  91         usb1_drvvbus: usb1_drvvbus {
  92                 pinctrl-single,pins = <
  93                         AM33XX_IOPAD(0xa34, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* usb1_drvvbus.usb1_drvvbus */
  94                 >;
  95         };
  96
  97         sd_pins: pinmux_sd_card {
  98                 pinctrl-single,pins = <
  99                         AM33XX_IOPAD(0x8f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
 100                         AM33XX_IOPAD(0x8f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
 101                         AM33XX_IOPAD(0x8f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
 102                         AM33XX_IOPAD(0x8fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
 103                         AM33XX_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
 104                         AM33XX_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
 105                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
 106                 >;
 107         };
 108
 109         led_gpio_pins: led_gpio_pins {
 110                 pinctrl-single,pins = <
 111                         AM33XX_IOPAD(0x9e4, PIN_OUTPUT | MUX_MODE7) /* emu0.gpio3_7 */
 112                         AM33XX_IOPAD(0x9e8, PIN_OUTPUT | MUX_MODE7) /* emu1.gpio3_8 */
 113                 >;
 114         };
 115 };
 116
 117 &uart0 {
 118         pinctrl-names = "default";
 119         pinctrl-0 = <&uart0_pins>;
 120
 121         status = "okay";
 122 };
 123
 124 &ldo4_reg {
 125         regulator-min-microvolt = <3300000>;
 126         regulator-max-microvolt = <3300000>;
 127 };
 128
 129 /* Ethernet */
 130 &mac {
 131         slaves = <1>;
 132         pinctrl-names = "default", "sleep";
 133         pinctrl-0 = <&cpsw_default>;
 134         pinctrl-1 = <&cpsw_sleep>;
 135         status = "okay";
 136 };
 137
 138 &davinci_mdio {
 139         pinctrl-names = "default", "sleep";
 140         pinctrl-0 = <&davinci_mdio_default>;
 141         pinctrl-1 = <&davinci_mdio_sleep>;
 142         status = "okay";
 143
 144         ethphy0: ethernet-phy@0 {
 145                 reg = <0>;
 146         };
 147 };
 148
 149 &cpsw_emac0 {
 150         phy-handle = <&ethphy0>;
 151         phy-mode = "rmii";
 152 };
 153
 154 &phy_sel {
 155         rmii-clock-ext;
 156 };
 157
 158 /* USB */
 159 &usb {
 160         status = "okay";
 161 };
 162
 163 &usb_ctrl_mod {
 164         status = "okay";
 165 };
 166
 167 &usb1_phy {
 168         status = "okay";
 169 };
 170
 171 &usb1 {
 172         pinctrl-names = "default";
 173         pinctrl-0 = <&usb1_drvvbus>;
 174
 175         status = "okay";
 176         dr_mode = "host";
 177 };
 178
 179 &cppi41dma  {
 180         status = "okay";
 181 };
 182
 183 /* microSD */
 184 &mmc1 {
 185         pinctrl-names = "default";
 186         pinctrl-0 = <&sd_pins>;
 187         vmmc-supply = <&ldo4_reg>;
 188         bus-width = <0x4>;
 189         cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 190         status = "okay";
 191 };
 192
 193 &tps {
 194         interrupt-parent = <&intc>;
 195         interrupts = <7>; /* NNMI */
 196
 197         charger {
 198                 status = "okay";
 199         };
 200
 201         pwrbutton {
 202                 status = "okay";
 203         };
 204 };