122 lines
4.9 KiB
Python
122 lines
4.9 KiB
Python
# This file is Copyright (c) 2019 msloniewski <marcin.sloniewski@gmail.com>
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# License: BSD
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from litex.build.generic_platform import *
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from litex.build.altera import AlteraPlatform
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from litex.build.altera.programmer import USBBlaster
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# IOs ----------------------------------------------------------------------------------------------
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_io = [
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("clk10", 0, Pins("N5"), IOStandard("3.3-V LVTTL")),
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("clk50", 0, Pins("P11"), IOStandard("3.3-V LVTTL")),
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("clk50", 1, Pins("N14"), IOStandard("3.3-V LVTTL")),
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("serial", 0,
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Subsignal("tx", Pins("V10"), IOStandard("3.3-V LVTTL")), # JP1 GPIO[0]
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Subsignal("rx", Pins("W10"), IOStandard("3.3-V LVTTL")) # JP1 GPIO[1]
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),
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("user_led", 0, Pins("A8"), IOStandard("3.3-V LVTTL")),
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("user_led", 1, Pins("A9"), IOStandard("3.3-V LVTTL")),
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("user_led", 2, Pins("A10"), IOStandard("3.3-V LVTTL")),
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("user_led", 3, Pins("B10"), IOStandard("3.3-V LVTTL")),
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("user_led", 4, Pins("D13"), IOStandard("3.3-V LVTTL")),
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("user_led", 5, Pins("C13"), IOStandard("3.3-V LVTTL")),
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("user_led", 6, Pins("E14"), IOStandard("3.3-V LVTTL")),
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("user_led", 7, Pins("D14"), IOStandard("3.3-V LVTTL")),
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("user_led", 8, Pins("A11"), IOStandard("3.3-V LVTTL")),
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("user_led", 9, Pins("B11"), IOStandard("3.3-V LVTTL")),
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("user_btn", 0, Pins("B8"), IOStandard("3.3-V LVTTL")),
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("user_btn", 1, Pins("A7"), IOStandard("3.3-V LVTTL")),
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("user_sw", 0, Pins("C10"), IOStandard("3.3-V LVTTL")),
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("user_sw", 1, Pins("C11"), IOStandard("3.3-V LVTTL")),
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("user_sw", 2, Pins("D12"), IOStandard("3.3-V LVTTL")),
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("user_sw", 3, Pins("C12"), IOStandard("3.3-V LVTTL")),
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("user_sw", 4, Pins("A12"), IOStandard("3.3-V LVTTL")),
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("user_sw", 5, Pins("B12"), IOStandard("3.3-V LVTTL")),
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("user_sw", 6, Pins("A13"), IOStandard("3.3-V LVTTL")),
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("user_sw", 7, Pins("A14"), IOStandard("3.3-V LVTTL")),
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("user_sw", 8, Pins("B14"), IOStandard("3.3-V LVTTL")),
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("user_sw", 9, Pins("F15"), IOStandard("3.3-V LVTTL")),
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# 7-segment displays
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("seven_seg", 0, Pins("C14 E15 C15 C16 E16 D17 C17 D15"), IOStandard("3.3-V LVTTL")),
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("seven_seg", 1, Pins("C18 D18 E18 B16 A17 A18 B17 A16"), IOStandard("3.3-V LVTTL")),
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("seven_seg", 2, Pins("B20 A20 B19 A21 B21 C22 B22 A19"), IOStandard("3.3-V LVTTL")),
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("seven_seg", 3, Pins("F21 E22 E21 C19 C20 D19 E17 D22"), IOStandard("3.3-V LVTTL")),
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("seven_seg", 4, Pins("F18 E20 E19 J18 H19 F19 F20 F17"), IOStandard("3.3-V LVTTL")),
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("seven_seg", 5, Pins("J20 K20 L18 N18 M20 N19 N20 L19"), IOStandard("3.3-V LVTTL")),
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("gpio_0", 0, Pins(
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"V9 W9 V8 W8 V7 W7 W6 V5",
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"W5 AA15 AA14 W13 W12 AB13 AB12 Y11",
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"AB11 W11 AB10 AA10 AA9 Y8 AA8 Y7",
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"AA7 Y6 AA6 Y5 AA5 Y4 AB3 Y3",
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"AB2 AA2"),
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IOStandard("3.3-V LVTTL")
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),
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("gpio_1", 0, Pins(
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"AB5 AB6 AB7 AB8 AB9 Y10 AA11 AA12",
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"AB17 AA17 AB19 AA19 Y19 AB20 AB21 AA20",
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"F16"),
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IOStandard("3.3-V LVTTL")
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),
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("vga_out", 0,
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Subsignal("hsync_n", Pins("N3")),
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Subsignal("vsync_n", Pins("N1")),
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Subsignal("r", Pins("AA1 V1 Y2 Y1")),
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Subsignal("g", Pins("W1 T2 R2 R1")),
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Subsignal("b", Pins("P1 T1 P4 N2")),
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IOStandard("3.3-V LVTTL")
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),
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("sdram_clock", 0, Pins("L14"), IOStandard("3.3-V LVTTL")),
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("sdram", 0,
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Subsignal("a", Pins(
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"U17 W19 V18 U18 U19 T18 T19 R18",
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"P18 P19 T20 P20 R20")),
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Subsignal("ba", Pins("T21 T22")),
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Subsignal("cs_n", Pins("U20")),
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Subsignal("cke", Pins("N22")),
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Subsignal("ras_n", Pins("U22")),
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Subsignal("cas_n", Pins("U21")),
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Subsignal("we_n", Pins("V20")),
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Subsignal("dq", Pins(
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"Y21 Y20 AA22 AA21 Y22 W22 W20 V21",
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"P21 J22 H21 H22 G22 G20 G19 F22")),
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Subsignal("dm", Pins("V22 J21")),
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IOStandard("3.3-V LVTTL")
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),
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("accelerometer", 0,
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Subsignal("int1", Pins("Y14")),
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Subsignal("int1", Pins("Y13")),
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Subsignal("mosi", Pins("V11")),
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Subsignal("miso", Pins("V12")),
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Subsignal("clk", Pins("AB15")),
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Subsignal("cs_n", Pins("AB16")),
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IOStandard("3.3-V LVTTL")
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)
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]
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# Platform -----------------------------------------------------------------------------------------
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class Platform(AlteraPlatform):
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default_clk_name = "clk50"
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default_clk_period = 1e9/50e6
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create_rbf = False
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def __init__(self):
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AlteraPlatform.__init__(self, "10M50DAF484C7G", _io)
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self.add_platform_command("set_global_assignment -name FAMILY \"MAX 10\"")
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self.add_platform_command("set_global_assignment -name ENABLE_CONFIGURATION_PINS OFF")
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self.add_platform_command("set_global_assignment -name INTERNAL_FLASH_UPDATE_MODE \"SINGLE IMAGE WITH ERAM\"")
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def create_programmer(self):
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return USBBlaster()
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