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         regulators {
  19                 vcc3v3: fixedregulator@1 {
  20                         compatible = "regulator-fixed";
  21                         regulator-name = "vcc3v3";
  22                         regulator-min-microvolt = <3300000>;
  23                         regulator-max-microvolt = <3300000>;
  24                         regulator-boot-on;
  25                 };
  26
  27                 vcc1v8: fixedregulator@2 {
  28                         compatible = "regulator-fixed";
  29                         regulator-name = "vcc1v8";
  30                         regulator-min-microvolt = <1800000>;
  31                         regulator-max-microvolt = <1800000>;
  32                         regulator-boot-on;
  33                 };
  34         };
  35
  36         /* User IO */
  37         user_leds: user_leds {
  38                 compatible = "gpio-leds";
  39                 pinctrl-names = "default";
  40                 pinctrl-0 = <&user_leds_pins>;
  41
  42                 green {
  43                         label = "green:user";
  44                         gpios = <&gpio1 30 GPIO_ACTIVE_HIGH>;
  45                         linux,default-trigger = "gpio";
  46                         default-state = "on";
  47                 };
  48
  49                 yellow {
  50                         label = "yellow:user";
  51                         gpios = <&gpio1 31 GPIO_ACTIVE_LOW>;
  52                         linux,default-trigger = "gpio";
  53                         default-state = "on";
  54                 };
  55         };
  56
  57         user_buttons: user_buttons {
  58                 compatible = "gpio-keys";
  59                 pinctrl-names = "default";
  60                 pinctrl-0 = <&user_buttons_pins>;
  61
  62                 button@0 {
  63                         label = "home";
  64                         linux,code = <KEY_HOME>;
  65                         gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
  66                         gpio-key,wakeup;
  67                 };
  68
  69                 button@1 {
  70                         label = "menu";
  71                         linux,code = <KEY_MENU>;
  72                         gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>;
  73                         gpio-key,wakeup;
  74                 };
  75
  76         };
  77 };
  78
  79 &am33xx_pinmux {
  80         user_buttons_pins: pinmux_user_buttons {
  81                 pinctrl-single,pins = <
  82                         AM33XX_IOPAD(0x9e4, PIN_INPUT_PULLDOWN | MUX_MODE7)     /* emu0.gpio3_7 */
  83                         AM33XX_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7)     /* emu1.gpio3_8 */
  84                 >;
  85         };
  86
  87         user_leds_pins: pinmux_user_leds {
  88                 pinctrl-single,pins = <
  89                         AM33XX_IOPAD(0x880, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_csn1.gpio1_30 */
  90                         AM33XX_IOPAD(0x884, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* gpmc_csn2.gpio1_31 */
  91                 >;
  92         };
  93 };
  94
  95 /* CAN */
  96 &am33xx_pinmux {
  97         dcan1_pins: pinmux_dcan1 {
  98                 pinctrl-single,pins = <
  99                         AM33XX_IOPAD(0x980, PIN_OUTPUT_PULLUP | MUX_MODE2)      /* uart1_rxd.dcan1_tx_mux2 */
 100                         AM33XX_IOPAD(0x984, PIN_INPUT_PULLUP | MUX_MODE2)       /* uart1_txd.dcan1_rx_mux2 */
 101                 >;
 102         };
 103 };
 104
 105 &dcan1 {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&dcan1_pins>;
 108         status = "okay";
 109 };
 110
 111 /* Ethernet */
 112 &am33xx_pinmux {
 113         ethernet1_pins: pinmux_ethernet1 {
 114                 pinctrl-single,pins = <
 115                         AM33XX_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a0.rgmii2_tctl */
 116                         AM33XX_IOPAD(0x844, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a1.rgmii2_rctl */
 117                         AM33XX_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a2.rgmii2_td3 */
 118                         AM33XX_IOPAD(0x84c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a3.rgmii2_td2 */
 119                         AM33XX_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a4.rgmii2_td1 */
 120                         AM33XX_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a5.rgmii2_td0 */
 121                         AM33XX_IOPAD(0x858, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a6.rgmii2_tclk */
 122                         AM33XX_IOPAD(0x85c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a7.rgmii2_rclk */
 123                         AM33XX_IOPAD(0x860, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a8.rgmii2_rd3 */
 124                         AM33XX_IOPAD(0x864, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a9.rgmii2_rd2 */
 125                         AM33XX_IOPAD(0x868, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a10.rgmii2_rd1 */
 126                         AM33XX_IOPAD(0x86c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* gpmc_a11.rgmii2_rd0 */
 127                 >;
 128         };
 129 };
 130
 131 &cpsw_emac1 {
 132         phy-handle = <&phy1>;
 133         phy-mode = "rgmii-id";
 134         dual_emac_res_vlan = <2>;
 135         status = "okay";
 136 };
 137
 138 &davinci_mdio {
 139         phy1: ethernet-phy@2 {
 140                 reg = <2>;
 141
 142                 /* Register 260 (104h) – RGMII Clock and Control Pad Skew */
 143                 rxc-skew-ps = <1400>;
 144                 rxdv-skew-ps = <0>;
 145                 txc-skew-ps = <1400>;
 146                 txen-skew-ps = <0>;
 147                 /* Register 261 (105h) – RGMII RX Data Pad Skew */
 148                 rxd3-skew-ps = <0>;
 149                 rxd2-skew-ps = <0>;
 150                 rxd1-skew-ps = <0>;
 151                 rxd0-skew-ps = <0>;
 152                 /* Register 262 (106h) – RGMII TX Data Pad Skew */
 153                 txd3-skew-ps = <0>;
 154                 txd2-skew-ps = <0>;
 155                 txd1-skew-ps = <0>;
 156                 txd0-skew-ps = <0>;
 157         };
 158 };
 159
 160 &mac {
 161         slaves = <2>;
 162         pinctrl-names = "default";
 163         pinctrl-0 = <&ethernet0_pins &ethernet1_pins>;
 164         dual_emac;
 165 };
 166
 167 /* Misc */
 168 &am33xx_pinmux {
 169         pinctrl-names = "default";
 170         pinctrl-0 = <&cb_gpio_pins>;
 171
 172         cb_gpio_pins: pinmux_cb_gpio {
 173                 pinctrl-single,pins = <
 174                         AM33XX_IOPAD(0x968, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* uart0_ctsn.gpio1_8 */
 175                         AM33XX_IOPAD(0x96c, PIN_OUTPUT_PULLDOWN | MUX_MODE7)    /* uart0_rtsn.gpio1_9 */
 176                 >;
 177         };
 178 };
 179
 180 /* MMC */
 181 &am33xx_pinmux {
 182         mmc1_pins: pinmux_mmc1_pins {
 183                 pinctrl-single,pins = <
 184                         AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat3.mmc0_dat3 */
 185                         AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat2.mmc0_dat2 */
 186                         AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat1.mmc0_dat1 */
 187                         AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_dat0.mmc0_dat0 */
 188                         AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_clk.mmc0_clk */
 189                         AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)       /* mmc0_cmd.mmc0_cmd */
 190                         AM33XX_IOPAD(0x960, PIN_INPUT_PULLUP | MUX_MODE7)       /* spi0_cs1.mmc0_sdcd */
 191                 >;
 192         };
 193 };
 194
 195 &mmc1 {
 196         vmmc-supply = <&vcc3v3>;
 197         bus-width = <4>;
 198         pinctrl-names = "default";
 199         pinctrl-0 = <&mmc1_pins>;
 200         cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>;
 201         status = "okay";
 202 };
 203
 204 /* UARTs */
 205 &am33xx_pinmux {
 206         uart0_pins: pinmux_uart0 {
 207                 pinctrl-single,pins = <
 208                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart0_rxd.uart0_rxd */
 209                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart0_txd.uart0_txd */
 210                 >;
 211         };
 212
 213         uart1_pins: pinmux_uart1 {
 214                 pinctrl-single,pins = <
 215                         AM33XX_IOPAD(0x980, PIN_INPUT_PULLUP | MUX_MODE0)       /* uart1_rxd.uart1_rxd */
 216                         AM33XX_IOPAD(0x984, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart1_txd.uart1_txd */
 217                         AM33XX_IOPAD(0x978, PIN_INPUT | MUX_MODE0)              /* uart1_ctsn.uart1_ctsn */
 218                         AM33XX_IOPAD(0x97c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)    /* uart1_rtsn.uart1_rtsn */
 219                 >;
 220         };
 221
 222         uart2_pins: pinmux_uart2 {
 223                 pinctrl-single,pins = <
 224                         AM33XX_IOPAD(0x92c, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_tx_clk.uart2_rxd */
 225                         AM33XX_IOPAD(0x930, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_rx_clk.uart2_txd */
 226                 >;
 227         };
 228
 229         uart3_pins: pinmux_uart3 {
 230                 pinctrl-single,pins = <
 231                         AM33XX_IOPAD(0x934, PIN_INPUT_PULLUP | MUX_MODE1)       /* mii1_rxd3.uart3_rxd */
 232                         AM33XX_IOPAD(0x938, PIN_OUTPUT_PULLDOWN | MUX_MODE1)    /* mii1_rxd2.uart3_txd */
 233                 >;
 234         };
 235 };
 236
 237 &uart0 {
 238         pinctrl-names = "default";
 239         pinctrl-0 = <&uart0_pins>;
 240         status = "okay";
 241 };
 242
 243 &uart1 {
 244         pinctrl-names = "default";
 245         pinctrl-0 = <&uart1_pins>;
 246 };
 247
 248 &uart2 {
 249         pinctrl-names = "default";
 250         pinctrl-0 = <&uart2_pins>;
 251         status = "okay";
 252 };
 253
 254 &uart3 {
 255         pinctrl-names = "default";
 256         pinctrl-0 = <&uart3_pins>;
 257         status = "okay";
 258 };
 259
 260 /* USB */
 261 &cppi41dma {
 262         status = "okay";
 263 };
 264
 265 &usb_ctrl_mod {
 266         status = "okay";
 267 };
 268
 269 &usb {
 270         status = "okay";
 271 };
 272
 273 &usb0 {
 274         status = "okay";
 275 };
 276
 277 &usb0_phy {
 278         status = "okay";
 279 };
 280
 281 &usb1 {
 282         status = "okay";
 283         dr_mode = "host";
 284 };
 285
 286 &usb1_phy {
 287         status = "okay";
 288 };