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 #include <dt-bindings/interrupt-router/intel-irq.h>
  11
  12 /include/ "skeleton.dtsi"
  13 /include/ "rtc.dtsi"
  14
  15 / {
  16         model = "Intel Galileo";
  17         compatible = "intel,galileo", "intel,quark";
  18
  19         aliases {
  20                 spi0 = "/spi";
  21         };
  22
  23         config {
  24                 silent_console = <0>;
  25         };
  26
  27         chosen {
  28                 stdout-path = &pciuart0;
  29         };
  30
  31         mrc {
  32                 compatible = "intel,quark-mrc";
  33                 flags = <MRC_FLAG_SCRAMBLE_EN>;
  34                 dram-width = <DRAM_WIDTH_X8>;
  35                 dram-speed = <DRAM_FREQ_800>;
  36                 dram-type = <DRAM_TYPE_DDR3>;
  37                 rank-mask = <DRAM_RANK(0)>;
  38                 chan-mask = <DRAM_CHANNEL(0)>;
  39                 chan-width = <DRAM_CHANNEL_WIDTH_X16>;
  40                 addr-mode = <DRAM_ADDR_MODE0>;
  41                 refresh-rate = <DRAM_REFRESH_RATE_785US>;
  42                 sr-temp-range = <DRAM_SRT_RANGE_NORMAL>;
  43                 ron-value = <DRAM_RON_34OHM>;
  44                 rtt-nom-value = <DRAM_RTT_NOM_120OHM>;
  45                 rd-odt-value = <DRAM_RD_ODT_OFF>;
  46                 dram-density = <DRAM_DENSITY_1G>;
  47                 dram-cl = <6>;
  48                 dram-ras = <0x0000927c>;
  49                 dram-wtr = <0x00002710>;
  50                 dram-rrd = <0x00002710>;
  51                 dram-faw = <0x00009c40>;
  52         };
  53
  54         pci {
  55                 #address-cells = <3>;
  56                 #size-cells = <2>;
  57                 compatible = "pci-x86";
  58                 u-boot,dm-pre-reloc;
  59                 ranges = <0x02000000 0x0 0x90000000 0x90000000 0 0x20000000
  60                           0x42000000 0x0 0xb0000000 0xb0000000 0 0x20000000
  61                           0x01000000 0x0 0x2000 0x2000 0 0xe000>;
  62
  63                 pciuart0: uart@14,5 {
  64                         compatible = "pci8086,0936.00",
  65                                         "pci8086,0936",
  66                                         "pciclass,070002",
  67                                         "pciclass,0700",
  68                                         "x86-uart";
  69                         u-boot,dm-pre-reloc;
  70                         reg = <0x0000a500 0x0 0x0 0x0 0x0
  71                                0x0200a510 0x0 0x0 0x0 0x0>;
  72                         reg-shift = <2>;
  73                         clock-frequency = <44236800>;
  74                         current-speed = <115200>;
  75                 };
  76
  77                 irq-router@1f,0 {
  78                         reg = <0x0000f800 0 0 0 0>;
  79                         compatible = "intel,irq-router";
  80                         intel,pirq-config = "pci";
  81                         intel,pirq-link = <0x60 8>;
  82                         intel,pirq-mask = <0xdef8>;
  83                         intel,pirq-routing = <
  84                                 PCI_BDF(0, 20, 0) INTA PIRQE
  85                                 PCI_BDF(0, 20, 1) INTB PIRQF
  86                                 PCI_BDF(0, 20, 2) INTC PIRQG
  87                                 PCI_BDF(0, 20, 3) INTD PIRQH
  88                                 PCI_BDF(0, 20, 4) INTA PIRQE
  89                                 PCI_BDF(0, 20, 5) INTB PIRQF
  90                                 PCI_BDF(0, 20, 6) INTC PIRQG
  91                                 PCI_BDF(0, 20, 7) INTD PIRQH
  92                                 PCI_BDF(0, 21, 0) INTA PIRQE
  93                                 PCI_BDF(0, 21, 1) INTB PIRQF
  94                                 PCI_BDF(0, 21, 2) INTC PIRQG
  95                         >;
  96                 };
  97         };
  98
  99         gpioa {
 100                 compatible = "intel,ich6-gpio";
 101                 u-boot,dm-pre-reloc;
 102                 reg = <0 0x20>;
 103                 bank-name = "A";
 104         };
 105
 106         gpiob {
 107                 compatible = "intel,ich6-gpio";
 108                 u-boot,dm-pre-reloc;
 109                 reg = <0x20 0x20>;
 110                 bank-name = "B";
 111         };
 112
 113         spi {
 114                 #address-cells = <1>;
 115                 #size-cells = <0>;
 116                 compatible = "intel,ich-spi";
 117                 spi-flash@0 {
 118                         #size-cells = <1>;
 119                         #address-cells = <1>;
 120                         reg = <0>;
 121                         compatible = "winbond,w25q64", "spi-flash";
 122                         memory-map = <0xff800000 0x00800000>;
 123                 };
 124         };
 125
 126 };