mibuild/mibuild/platforms/de0nano.py

   1 # This file is Copyright (c) 2013 Florent Kermarrec <florent@enjoy-digital.fr>
   2 # License: BSD
   3
   4 from mibuild.generic_platform import *
   5 from mibuild.altera_quartus import AlteraQuartusPlatform, CRG_SE
   6
   7 _io = [
   8         ("clk50", 0, Pins("R8"), IOStandard("3.3-V LVTTL")),
   9
  10         ("user_led", 0, Pins("A15"), IOStandard("3.3-V LVTTL")),
  11         ("user_led", 1, Pins("A13"), IOStandard("3.3-V LVTTL")),
  12         ("user_led", 2, Pins("B13"), IOStandard("3.3-V LVTTL")),
  13         ("user_led", 3, Pins("A11"), IOStandard("3.3-V LVTTL")),
  14         ("user_led", 4, Pins("D1"), IOStandard("3.3-V LVTTL")),
  15         ("user_led", 5, Pins("F3"), IOStandard("3.3-V LVTTL")),
  16         ("user_led", 6, Pins("B1"), IOStandard("3.3-V LVTTL")),
  17         ("user_led", 7, Pins("L3"), IOStandard("3.3-V LVTTL")),
  18
  19         ("key", 0, Pins("J15"), IOStandard("3.3-V LVTTL")),
  20         ("key", 1, Pins("E1"), IOStandard("3.3-V LVTTL")),
  21
  22         ("sw", 0, Pins("M1"), IOStandard("3.3-V LVTTL")),
  23         ("sw", 1, Pins("T9"), IOStandard("3.3-V LVTTL")),
  24         ("sw", 2, Pins("B9"), IOStandard("3.3-V LVTTL")),
  25         ("sw", 3, Pins("M15"), IOStandard("3.3-V LVTTL")),
  26
  27         ("serial", 0,
  28                 Subsignal("tx", Pins("D3"), IOStandard("3.3-V LVTTL")),
  29                 Subsignal("rx", Pins("C3"), IOStandard("3.3-V LVTTL"))
  30         ),
  31
  32         ("sdram_clock", 0, Pins("R4"), IOStandard("3.3-V LVTTL")),
  33         ("sdram", 0,
  34                 Subsignal("a", Pins("P2 N5 N6 M8 P8 T7 N8 T6 R1 P1 N2 N1 L4")),
  35                 Subsignal("ba", Pins("M7 M6")),
  36                 Subsignal("cs_n", Pins("P6")),
  37                 Subsignal("cke", Pins("L7")),
  38                 Subsignal("ras_n", Pins("L2")),
  39                 Subsignal("cas_n", Pins("L1")),
  40                 Subsignal("we_n", Pins("C2")),
  41                 Subsignal("dq", Pins("G2 G1 L8 K5 K2 J2 J1 R7 T4 T2 T3 R3 R5 P3 N3 K1")),
  42                 Subsignal("dqm", Pins("R6","T5")),
  43                 IOStandard("3.3-V LVTTL")
  44         ),
  45
  46         ("epcs", 0,
  47                 Subsignal("data0", Pins("H2")),
  48                 Subsignal("dclk", Pins("H1")),
  49                 Subsignal("ncs0", Pins("D2")),
  50                 Subsignal("asd0", Pins("C1")),
  51                 IOStandard("3.3-V LVTTL")
  52         ),
  53
  54         ("i2c", 0,
  55                 Subsignal("sclk", Pins("F2")),
  56                 Subsignal("sdat", Pins("F1")),
  57                 IOStandard("3.3-V LVTTL")
  58         ),
  59
  60         ("g_sensor", 0,
  61                 Subsignal("cs_n", Pins("G5")),
  62                 Subsignal("int", Pins("M2")),
  63                 IOStandard("3.3-V LVTTL")
  64         ),
  65
  66         ("adc", 0,
  67                 Subsignal("cs_n", Pins("A10")),
  68                 Subsignal("saddr", Pins("B10")),
  69                 Subsignal("sclk", Pins("B14")),
  70                 Subsignal("sdat", Pins("A9")),
  71                 IOStandard("3.3-V LVTTL")
  72         ),
  73
  74         ("gpio_0", 0,
  75                 Pins("D3 C3 A2 A3 B3 B4 A4 B5 A5 D5 B6 A6 B7 D6 A7 C6",
  76                         "C8 E6 E7 D8 E8 F8 F9 E9 C9 D9 E11 E10 C11 B11 A12 D11",
  77                         "D12 B12"),
  78                 IOStandard("3.3-V LVTTL")
  79         ),
  80         ("gpio_1", 0,
  81                 Pins("F13 T15 T14 T13 R13 T12 R12 T11 T10 R11 P11 R10 N12 P9 N9 N11",
  82                         "L16 K16 R16 L15 P15 P16 R14 N16 N15 P14 L14 N14 M10 L13 J16 K15",
  83                         "J13 J14"),
  84                 IOStandard("3.3-V LVTTL")
  85         ),
  86         ("gpio_2", 0,
  87                 Pins("A14 B16 C14 C16 C15 D16 D15 D14 F15 F16 F14 G16 G15"),
  88                 IOStandard("3.3-V LVTTL")
  89         ),
  90 ]
  91
  92 class Platform(AlteraQuartusPlatform):
  93         def __init__(self):
  94                 AlteraQuartusPlatform.__init__(self, "EP4CE22F17C6", _io,
  95                         lambda p: CRG_SE(p, "clk50", "key", 20.0, True))