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         chosen {
  18                 stdout-path = &uart0;
  19         };
  20
  21         leds {
  22                 compatible = "gpio-leds";
  23                 pinctrl-names = "default";
  24                 pinctrl-0 = <&led_gpio_pins>;
  25
  26                 led0 {
  27                         label = "led0";
  28                         gpios = <&gpio3 7 GPIO_ACTIVE_LOW>;
  29                         default-state = "keep";
  30                         linux,default-trigger = "heartbeat";
  31                 };
  32
  33                 led1 {
  34                         label = "led1";
  35                         gpios = <&gpio3 8 GPIO_ACTIVE_LOW>;
  36                         default-state = "keep";
  37                 };
  38         };
  39 };
  40
  41 &am33xx_pinmux {
  42         uart0_pins: pinmux_uart0_pins {
  43                 pinctrl-single,pins = <
  44                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart0_rxd.uart0_rxd */
  45                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart0_txd.uart0_txd */
  46                 >;
  47         };
  48
  49         cpsw_default: cpsw_default {
  50                 pinctrl-single,pins = <
  51                         /* Slave 1 */
  52                         AM33XX_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE1)  /* mii1_crs.rmii1_crs */
  53                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxerr.rmii1_rxerr */
  54                         AM33XX_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txen.rmii1_txen */
  55                         AM33XX_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txd1.rmii1_txd1 */
  56                         AM33XX_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_txd0.rmii1_txd0 */
  57                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd1.rmii1_rxd1 */
  58                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd0.rmii1_rxd0 */
  59                         AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE0)     /* rmii1_ref_clk.rmii_ref_clk */
  60                 >;
  61         };
  62
  63         cpsw_sleep: cpsw_sleep {
  64                 pinctrl-single,pins = <
  65                         /* Slave 1 reset value */
  66                         AM33XX_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  67                         AM33XX_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
  68                         AM33XX_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
  69                         AM33XX_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
  70                         AM33XX_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
  71                         AM33XX_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
  72                         AM33XX_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  73                         AM33XX_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
  74                         AM33XX_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
  75                 >;
  76         };
  77
  78         davinci_mdio_default: davinci_mdio_default {
  79                 pinctrl-single,pins = <
  80                         /* mdio_data.mdio_data */
  81                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)
  82                         /* mdio_clk.mdio_clk */
  83                         AM33XX_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)
  84                 >;
  85         };
  86
  87         davinci_mdio_sleep: davinci_mdio_sleep {
  88                 pinctrl-single,pins = <
  89                         /* MDIO reset value */
  90                         AM33XX_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
  91                         AM33XX_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
  92                 >;
  93         };
  94
  95         usb1_drvvbus: usb1_drvvbus {
  96                 pinctrl-single,pins = <
  97                         AM33XX_IOPAD(0xa34, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* usb1_drvvbus.usb1_drvvbus */
  98                 >;
  99         };
 100
 101         sd_pins: pinmux_sd_card {
 102                 pinctrl-single,pins = <
 103                         AM33XX_IOPAD(0x8f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
 104                         AM33XX_IOPAD(0x8f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
 105                         AM33XX_IOPAD(0x8f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
 106                         AM33XX_IOPAD(0x8fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
 107                         AM33XX_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
 108                         AM33XX_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
 109                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
 110                 >;
 111         };
 112
 113         led_gpio_pins: led_gpio_pins {
 114                 pinctrl-single,pins = <
 115                         AM33XX_IOPAD(0x9e4, PIN_OUTPUT | MUX_MODE7) /* emu0.gpio3_7 */
 116                         AM33XX_IOPAD(0x9e8, PIN_OUTPUT | MUX_MODE7) /* emu1.gpio3_8 */
 117                 >;
 118         };
 119 };
 120
 121 &uart0 {
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&uart0_pins>;
 124
 125         status = "okay";
 126 };
 127
 128 &ldo4_reg {
 129         regulator-min-microvolt = <3300000>;
 130         regulator-max-microvolt = <3300000>;
 131 };
 132
 133 /* Ethernet */
 134 &mac {
 135         slaves = <1>;
 136         pinctrl-names = "default", "sleep";
 137         pinctrl-0 = <&cpsw_default>;
 138         pinctrl-1 = <&cpsw_sleep>;
 139         status = "okay";
 140 };
 141
 142 &davinci_mdio {
 143         pinctrl-names = "default", "sleep";
 144         pinctrl-0 = <&davinci_mdio_default>;
 145         pinctrl-1 = <&davinci_mdio_sleep>;
 146         status = "okay";
 147
 148         ethphy0: ethernet-phy@0 {
 149                 reg = <0>;
 150         };
 151 };
 152
 153 &cpsw_emac0 {
 154         phy-handle = <&ethphy0>;
 155         phy-mode = "rmii";
 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 };