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 = "intel,pci";
  58                 device_type = "pci";
  59
  60                 pciuart0: uart@14,5 {
  61                         compatible = "pci8086,0936.00",
  62                                         "pci8086,0936",
  63                                         "pciclass,070002",
  64                                         "pciclass,0700",
  65                                         "x86-uart";
  66                         reg = <0x0000a500 0x0 0x0 0x0 0x0
  67                                0x0200a510 0x0 0x0 0x0 0x0>;
  68                         reg-shift = <2>;
  69                         clock-frequency = <44236800>;
  70                         current-speed = <115200>;
  71                 };
  72
  73                 irq-router@1f,0 {
  74                         reg = <0x0000f800 0 0 0 0>;
  75                         compatible = "intel,irq-router";
  76                         intel,pirq-config = "pci";
  77                         intel,pirq-link = <0x60 8>;
  78                         intel,pirq-mask = <0xdef8>;
  79                         intel,pirq-routing = <
  80                                 PCI_BDF(0, 20, 0) INTA PIRQE
  81                                 PCI_BDF(0, 20, 1) INTB PIRQF
  82                                 PCI_BDF(0, 20, 2) INTC PIRQG
  83                                 PCI_BDF(0, 20, 3) INTD PIRQH
  84                                 PCI_BDF(0, 20, 4) INTA PIRQE
  85                                 PCI_BDF(0, 20, 5) INTB PIRQF
  86                                 PCI_BDF(0, 20, 6) INTC PIRQG
  87                                 PCI_BDF(0, 20, 7) INTD PIRQH
  88                                 PCI_BDF(0, 21, 0) INTA PIRQE
  89                                 PCI_BDF(0, 21, 1) INTB PIRQF
  90                                 PCI_BDF(0, 21, 2) INTC PIRQG
  91                         >;
  92                 };
  93         };
  94
  95         gpioa {
  96                 compatible = "intel,ich6-gpio";
  97                 u-boot,dm-pre-reloc;
  98                 reg = <0 0x20>;
  99                 bank-name = "A";
 100         };
 101
 102         gpiob {
 103                 compatible = "intel,ich6-gpio";
 104                 u-boot,dm-pre-reloc;
 105                 reg = <0x20 0x20>;
 106                 bank-name = "B";
 107         };
 108
 109         spi {
 110                 #address-cells = <1>;
 111                 #size-cells = <0>;
 112                 compatible = "intel,ich-spi";
 113                 spi-flash@0 {
 114                         #size-cells = <1>;
 115                         #address-cells = <1>;
 116                         reg = <0>;
 117                         compatible = "winbond,w25q64", "spi-flash";
 118                         memory-map = <0xff800000 0x00800000>;
 119                 };
 120         };
 121
 122 };