arch/arm/boot/dts/am335x-pcm-953.dtsi

   1 /*
   2  * Copyright (C) 2014-2017 Phytec Messtechnik GmbH
   3  * Author: Wadim Egorov <w.egorov@phytec.de>
   4  *         Teresa Remmet <t.remmet@phytec.de>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <dt-bindings/input/input.h>
  12
  13 / {
  14         model = "Phytec AM335x PCM-953";
  15         compatible = "phytec,am335x-pcm-953", "phytec,am335x-phycore-som", "ti,am33xx";
  16
  17         /* Power */
  18         vcc3v3: fixedregulator1 {
  19                 compatible = "regulator-fixed";
  20                 regulator-name = "vcc3v3";
  21                 regulator-min-microvolt = <3300000>;
  22                 regulator-max-microvolt = <3300000>;
  23                 regulator-boot-on;
  24         };
  25
  26         vcc1v8: fixedregulator2 {
  27                 compatible = "regulator-fixed";
  28                 regulator-name = "vcc1v8";
  29                 regulator-min-microvolt = <1800000>;
  30                 regulator-max-microvolt = <1800000>;
  31                 regulator-boot-on;
  32         };
  33
  34         /* User IO */
  35         user_leds: user_leds {
  36                 compatible = "gpio-leds";
  37                 pinctrl-names = "default";
  38                 pinctrl-0 = <&user_leds_pins>;
  39
  40                 green {
  41                         label = "green:user";
  42                         gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
  43                         linux,default-trigger = "gpio";
  44                         default-state = "on";
  45                 };
  46
  47                 yellow {
  48                         label = "yellow:user";
  49                         gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
  50                         linux,default-trigger = "gpio";
  51                         default-state = "on";
  52                 };
  53         };
  54
  55         user_buttons: user_buttons {
  56                 compatible = "gpio-keys";
  57                 pinctrl-names = "default";
  58                 pinctrl-0 = <&user_buttons_pins>;
  59
  60                 button@0 {
  61                         label = "home";
  62                         linux,code = <KEY_HOME>;
  63                         gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
  64                         wakeup-source;
  65                 };
  66
  67                 button@1 {
  68                         label = "menu";
  69                         linux,code = <KEY_MENU>;
  70                         gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>;
  71                         wakeup-source;
  72                 };
  73
  74         };
  75 };
  76
  77 &am33xx_pinmux {
  78         user_buttons_pins: pinmux_user_buttons {
  79                 pinctrl-single,pins = <
  80                         AM33XX_IOPAD(0x9e4, PIN_INPUT_PULLDOWN | MUX_MODE7)     /* emu0.gpio3_7 */
  81                         AM33XX_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7)     /* emu1.gpio3_8 */
  82                 >;
  83         };
  84
  85         user_leds_pins: pinmux_user_leds {
  86                 pinctrl-single,pins = <
  87                         AM33XX_IOPAD(0x880, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_csn1.gpio1_30 */
  88                         AM33XX_IOPAD(0x884, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_csn2.gpio1_31 */
  89                 >;
  90         };
  91 };
  92
  93 /* CAN */
  94 &am33xx_pinmux {
  95         dcan1_pins: pinmux_dcan1 {
  96                 pinctrl-single,pins = <
  97                         AM33XX_IOPAD(0x980, PIN_OUTPUT_PULLUP | MUX_MODE2)      /* uart1_rxd.dcan1_tx_mux2 */
  98                         AM33XX_IOPAD(0x984, PIN_INPUT_PULLUP | MUX_MODE2)       /* uart1_txd.dcan1_rx_mux2 */
  99                 >;
 100         };
 101 };
 102
 103 &dcan1 {
 104         pinctrl-names = "default";
 105         pinctrl-0 = <&dcan1_pins>;
 106         status = "okay";
 107 };
 108
 109 /* Ethernet */
 110 &am33xx_pinmux {
 111         ethernet1_pins: pinmux_ethernet1 {
 112                 pinctrl-single,pins = <
 113                         AM33XX_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a0.rgmii2_tctl */
 114                         AM33XX_IOPAD(0x844, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a1.rgmii2_rctl */
 115                         AM33XX_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a2.rgmii2_td3 */
 116                         AM33XX_IOPAD(0x84c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a3.rgmii2_td2 */
 117                         AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a4.rgmii2_td1 */
 118                         AM33XX_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a5.rgmii2_td0 */
 119                         AM33XX_IOPAD(0x858, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a6.rgmii2_tclk */
 120                         AM33XX_IOPAD(0x85c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a7.rgmii2_rclk */
 121                         AM33XX_IOPAD(0x860, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a8.rgmii2_rd3 */
 122                         AM33XX_IOPAD(0x864, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a9.rgmii2_rd2 */
 123                         AM33XX_IOPAD(0x868, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a10.rgmii2_rd1 */
 124                         AM33XX_IOPAD(0x86c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a11.rgmii2_rd0 */
 125                 >;
 126         };
 127 };
 128
 129 &cpsw_emac1 {
 130         phy-handle = <&phy1>;
 131         phy-mode = "rgmii-id";
 132         dual_emac_res_vlan = <2>;
 133         status = "okay";
 134 };
 135
 136 &davinci_mdio {
 137         phy1: ethernet-phy@2 {
 138                 reg = <2>;
 139
 140                 /* Register 260 (104h) – RGMII Clock and Control Pad Skew */
 141                 rxc-skew-ps = <1400>;
 142                 rxdv-skew-ps = <0>;
 143                 txc-skew-ps = <1400>;
 144                 txen-skew-ps = <0>;
 145                 /* Register 261 (105h) – RGMII RX Data Pad Skew */
 146                 rxd3-skew-ps = <0>;
 147                 rxd2-skew-ps = <0>;
 148                 rxd1-skew-ps = <0>;
 149                 rxd0-skew-ps = <0>;
 150                 /* Register 262 (106h) – RGMII TX Data Pad Skew */
 151                 txd3-skew-ps = <0>;
 152                 txd2-skew-ps = <0>;
 153                 txd1-skew-ps = <0>;
 154                 txd0-skew-ps = <0>;
 155         };
 156 };
 157
 158 &mac {
 159         slaves = <2>;
 160         pinctrl-names = "default";
 161         pinctrl-0 = <&ethernet0_pins &ethernet1_pins>;
 162         dual_emac;
 163 };
 164
 165 /* Misc */
 166 &am33xx_pinmux {
 167         pinctrl-names = "default";
 168         pinctrl-0 = <&cb_gpio_pins>;
 169
 170         cb_gpio_pins: pinmux_cb_gpio {
 171                 pinctrl-single,pins = <
 172                         AM33XX_IOPAD(0x968, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* uart0_ctsn.gpio1_8 */
 173                         AM33XX_IOPAD(0x96c, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* uart0_rtsn.gpio1_9 */
 174                 >;
 175         };
 176 };
 177
 178 /* MMC */
 179 &am33xx_pinmux {
 180         mmc1_pins: pinmux_mmc1_pins {
 181                 pinctrl-single,pins = <
 182                         AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat3.mmc0_dat3 */
 183                         AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat2.mmc0_dat2 */
 184                         AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat1.mmc0_dat1 */
 185                         AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat0.mmc0_dat0 */
 186                         AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_clk.mmc0_clk */
 187                         AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_cmd.mmc0_cmd */
 188                         AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE7)       /* spi0_cs1.mmc0_sdcd */
 189                 >;
 190         };
 191 };
 192
 193 &mmc1 {
 194         vmmc-supply = <&vcc3v3>;
 195         bus-width = <4>;
 196         pinctrl-names = "default";
 197         pinctrl-0 = <&mmc1_pins>;
 198         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 199         status = "okay";
 200 };
 201
 202 /* UARTs */
 203 &am33xx_pinmux {
 204         uart0_pins: pinmux_uart0 {
 205                 pinctrl-single,pins = <
 206                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart0_rxd.uart0_rxd */
 207                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart0_txd.uart0_txd */
 208                 >;
 209         };
 210
 211         uart1_pins: pinmux_uart1 {
 212                 pinctrl-single,pins = <
 213                         AM33XX_IOPAD(0x980, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart1_rxd.uart1_rxd */
 214                         AM33XX_IOPAD(0x984, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart1_txd.uart1_txd */
 215                         AM33XX_IOPAD(0x978, PIN_INPUT | MUX_MODE0)              /* uart1_ctsn.uart1_ctsn */
 216                         AM33XX_IOPAD(0x97c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart1_rtsn.uart1_rtsn */
 217                 >;
 218         };
 219
 220         uart2_pins: pinmux_uart2 {
 221                 pinctrl-single,pins = <
 222                         AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_tx_clk.uart2_rxd */
 223                         AM33XX_IOPAD(0x930, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_rx_clk.uart2_txd */
 224                 >;
 225         };
 226
 227         uart3_pins: pinmux_uart3 {
 228                 pinctrl-single,pins = <
 229                         AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd3.uart3_rxd */
 230                         AM33XX_IOPAD(0x938, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_rxd2.uart3_txd */
 231                 >;
 232         };
 233 };
 234
 235 &uart0 {
 236         pinctrl-names = "default";
 237         pinctrl-0 = <&uart0_pins>;
 238         status = "okay";
 239 };
 240
 241 &uart1 {
 242         pinctrl-names = "default";
 243         pinctrl-0 = <&uart1_pins>;
 244 };
 245
 246 &uart2 {
 247         pinctrl-names = "default";
 248         pinctrl-0 = <&uart2_pins>;
 249         status = "okay";
 250 };
 251
 252 &uart3 {
 253         pinctrl-names = "default";
 254         pinctrl-0 = <&uart3_pins>;
 255         status = "okay";
 256 };
 257
 258 /* USB */
 259 &cppi41dma {
 260         status = "okay";
 261 };
 262
 263 &usb_ctrl_mod {
 264         status = "okay";
 265 };
 266
 267 &usb {
 268         status = "okay";
 269 };
 270
 271 &usb0 {
 272         status = "okay";
 273 };
 274
 275 &usb0_phy {
 276         status = "okay";
 277 };
 278
 279 &usb1 {
 280         status = "okay";
 281         dr_mode = "host";
 282 };
 283
 284 &usb1_phy {
 285         status = "okay";
 286 };