arch/x86/dts/galileo.dts

   1 /*
   2  * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 /dts-v1/;
   8
   9 #include <dt-bindings/mrc/quark.h>
  10
  11 /include/ "skeleton.dtsi"
  12
  13 / {
  14         model = "Intel Galileo";
  15         compatible = "intel,galileo", "intel,quark";
  16
  17         aliases {
  18                 spi0 = "/spi";
  19         };
  20
  21         config {
  22                 silent_console = <0>;
  23         };
  24
  25         chosen {
  26                 stdout-path = &pciuart0;
  27         };
  28
  29         mrc {
  30                 compatible = "intel,quark-mrc";
  31                 flags = <MRC_FLAG_SCRAMBLE_EN>;
  32                 dram-width = <DRAM_WIDTH_X8>;
  33                 dram-speed = <DRAM_FREQ_800>;
  34                 dram-type = <DRAM_TYPE_DDR3>;
  35                 rank-mask = <DRAM_RANK(0)>;
  36                 chan-mask = <DRAM_CHANNEL(0)>;
  37                 chan-width = <DRAM_CHANNEL_WIDTH_X16>;
  38                 addr-mode = <DRAM_ADDR_MODE0>;
  39                 refresh-rate = <DRAM_REFRESH_RATE_785US>;
  40                 sr-temp-range = <DRAM_SRT_RANGE_NORMAL>;
  41                 ron-value = <DRAM_RON_34OHM>;
  42                 rtt-nom-value = <DRAM_RTT_NOM_120OHM>;
  43                 rd-odt-value = <DRAM_RD_ODT_OFF>;
  44                 dram-density = <DRAM_DENSITY_1G>;
  45                 dram-cl = <6>;
  46                 dram-ras = <0x0000927c>;
  47                 dram-wtr = <0x00002710>;
  48                 dram-rrd = <0x00002710>;
  49                 dram-faw = <0x00009c40>;
  50         };
  51
  52         pci {
  53                 #address-cells = <3>;
  54                 #size-cells = <2>;
  55                 compatible = "intel,pci";
  56                 device_type = "pci";
  57
  58                 pciuart0: uart@14,5 {
  59                         compatible = "pci8086,0936.00",
  60                                         "pci8086,0936",
  61                                         "pciclass,070002",
  62                                         "pciclass,0700",
  63                                         "x86-uart";
  64                         reg = <0x0000a500 0x0 0x0 0x0 0x0
  65                                0x0200a510 0x0 0x0 0x0 0x0>;
  66                         reg-shift = <2>;
  67                         clock-frequency = <44236800>;
  68                         current-speed = <115200>;
  69                 };
  70         };
  71
  72         gpioa {
  73                 compatible = "intel,ich6-gpio";
  74                 u-boot,dm-pre-reloc;
  75                 reg = <0 0x20>;
  76                 bank-name = "A";
  77         };
  78
  79         gpiob {
  80                 compatible = "intel,ich6-gpio";
  81                 u-boot,dm-pre-reloc;
  82                 reg = <0x20 0x20>;
  83                 bank-name = "B";
  84         };
  85
  86         spi {
  87                 #address-cells = <1>;
  88                 #size-cells = <0>;
  89                 compatible = "intel,ich-spi";
  90                 spi-flash@0 {
  91                         #size-cells = <1>;
  92                         #address-cells = <1>;
  93                         reg = <0>;
  94                         compatible = "winbond,w25q64", "spi-flash";
  95                         memory-map = <0xff800000 0x00800000>;
  96                 };
  97         };
  98
  99 };