arch/arm/boot/dts/socfpga_cyclone5_socdk.dts

   1 /*
   2  *  Copyright (C) 2012 Altera Corporation <www.altera.com>
   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 as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include "socfpga_cyclone5.dtsi"
  19
  20 / {
  21         model = "Altera SOCFPGA Cyclone V SoC Development Kit";
  22         compatible = "altr,socfpga-cyclone5-socdk", "altr,socfpga-cyclone5", "altr,socfpga";
  23
  24         chosen {
  25                 bootargs = "earlyprintk";
  26                 stdout-path = "serial0:115200n8";
  27         };
  28
  29         memory {
  30                 name = "memory";
  31                 device_type = "memory";
  32                 reg = <0x0 0x40000000>; /* 1GB */
  33         };
  34
  35         aliases {
  36                 /* this allow the ethaddr uboot environmnet variable contents
  37                  * to be added to the gmac1 device tree blob.
  38                  */
  39                 ethernet0 = &gmac1;
  40         };
  41
  42         regulator_3_3v: 3-3-v-regulator {
  43                 compatible = "regulator-fixed";
  44                 regulator-name = "3.3V";
  45                 regulator-min-microvolt = <3300000>;
  46                 regulator-max-microvolt = <3300000>;
  47         };
  48 };
  49
  50 &gmac1 {
  51         status = "okay";
  52         phy-mode = "rgmii";
  53
  54         rxd0-skew-ps = <0>;
  55         rxd1-skew-ps = <0>;
  56         rxd2-skew-ps = <0>;
  57         rxd3-skew-ps = <0>;
  58         txen-skew-ps = <0>;
  59         txc-skew-ps = <2600>;
  60         rxdv-skew-ps = <0>;
  61         rxc-skew-ps = <2000>;
  62 };
  63
  64 &gpio1 {
  65         status = "okay";
  66 };
  67
  68 &i2c0 {
  69         status = "okay";
  70
  71         eeprom@51 {
  72                 compatible = "atmel,24c32";
  73                 reg = <0x51>;
  74                 pagesize = <32>;
  75         };
  76
  77         rtc@68 {
  78                 compatible = "dallas,ds1339";
  79                 reg = <0x68>;
  80         };
  81 };
  82
  83 &mmc0 {
  84         cd-gpios = <&portb 18 0>;
  85         vmmc-supply = <&regulator_3_3v>;
  86         vqmmc-supply = <&regulator_3_3v>;
  87         status = "okay";
  88 };
  89
  90 &qspi {
  91         status = "okay";
  92
  93         flash0: n25q00@0 {
  94                 #address-cells = <1>;
  95                 #size-cells = <1>;
  96                 compatible = "n25q00";
  97                 reg = <0>;      /* chip select */
  98                 spi-max-frequency = <100000000>;
  99
 100                 m25p,fast-read;
 101                 cdns,page-size = <256>;
 102                 cdns,block-size = <16>;
 103                 cdns,read-delay = <4>;
 104                 cdns,tshsl-ns = <50>;
 105                 cdns,tsd2d-ns = <50>;
 106                 cdns,tchsh-ns = <4>;
 107                 cdns,tslch-ns = <4>;
 108
 109                 partition@qspi-boot {
 110                         /* 8MB for raw data. */
 111                         label = "Flash 0 Raw Data";
 112                         reg = <0x0 0x800000>;
 113                 };
 114
 115                 partition@qspi-rootfs {
 116                         /* 120MB for jffs2 data. */
 117                         label = "Flash 0 jffs2 Filesystem";
 118                         reg = <0x800000 0x7800000>;
 119                 };
 120         };
 121 };
 122
 123 &usb1 {
 124         status = "okay";
 125 };