From 99db2ae60d0c0deba0e2967f56e571458e50ba60 Mon Sep 17 00:00:00 2001 From: Goran Mahovlic Date: Mon, 13 Feb 2023 11:48:51 +0100 Subject: [PATCH] Delete ulx4m_ld_v2.py --- litex_boards/platforms/ulx4m_ld_v2.py | 177 -------------------------- 1 file changed, 177 deletions(-) delete mode 100644 litex_boards/platforms/ulx4m_ld_v2.py diff --git a/litex_boards/platforms/ulx4m_ld_v2.py b/litex_boards/platforms/ulx4m_ld_v2.py deleted file mode 100644 index 84c2e59..0000000 --- a/litex_boards/platforms/ulx4m_ld_v2.py +++ /dev/null @@ -1,177 +0,0 @@ -# -# This file is part of LiteX-Boards. -# -# Copyright (c) 2020 Greg Davill -# SPDX-License-Identifier: BSD-2-Clause - -from litex.build.generic_platform import * -from litex.build.lattice import LatticePlatform -#from litex.build.dfu import DFUProg - -# IOs ---------------------------------------------------------------------------------------------- - -_io_r0_1 = [ - ("clk25", 0, Pins("G2"), IOStandard("LVCMOS33")), - ("rst_n", 0, Pins("F1"), IOStandard("LVCMOS33")), - - ("rgb_led", 0, - Subsignal("r", Pins("A3"), IOStandard("LVCMOS33")), - Subsignal("g", Pins("B3"), IOStandard("LVCMOS33")), - Subsignal("b", Pins("B2"), IOStandard("LVCMOS33")), - ), - - ("user_btn", 0, Pins("E1"), IOStandard("LVCMOS33")), - - ("user_led", 0, Pins("A3"), IOStandard("LVCMOS33")), - ("user_led", 1, Pins("B3"), IOStandard("LVCMOS33")), - ("user_led", 2, Pins("B2"), IOStandard("LVCMOS33")), - ("user_led", 3, Pins("C3"), IOStandard("LVCMOS33")), - ("user_led", 4, Pins("C2"), IOStandard("LVCMOS33")), - ("user_led", 5, Pins("C1"), IOStandard("LVCMOS33")), - ("user_led", 6, Pins("D1"), IOStandard("LVCMOS33")), - ("user_led", 7, Pins("D3"), IOStandard("LVCMOS33")), - - ("ddram", 0, - Subsignal("a", Pins( - "F18 L17 D19 E18 H16 T20 U17 T17", - "E16 U19 J17 J16 P17 U20 N20 P18"), - IOStandard("SSTL135_I")), - Subsignal("ba", Pins("P19 G16 P20"), IOStandard("SSTL135_I")), - Subsignal("ras_n", Pins("R20"), IOStandard("SSTL135_I")), - Subsignal("cas_n", Pins("F20"), IOStandard("SSTL135_I")), - Subsignal("we_n", Pins("H17"), IOStandard("SSTL135_I")), - Subsignal("cs_n", Pins("H18"), IOStandard("SSTL135_I")), - Subsignal("dm", Pins("F16 U16"), IOStandard("SSTL135_I")), - Subsignal("dq", Pins( - "R17 L19 R16 L16 M18 M19 N18 N17", - "J19 C20 F19 E20 J18 K19 E19 G20"), - IOStandard("SSTL135_I"), - Misc("TERMINATION=75")), # Misc("TERMINATION=75") Disabled to reduce heat - Subsignal("dqs_p", Pins("N16 G19"), IOStandard("SSTL135D_I"), - Misc("TERMINATION=OFF DIFFRESISTOR=100")), - Subsignal("clk_p", Pins("L20"), IOStandard("SSTL135D_I")), - Subsignal("cke", Pins("N19"), IOStandard("SSTL135_I")), - Subsignal("odt", Pins("T19"), IOStandard("SSTL135_I")), - Subsignal("reset_n", Pins("T18"), IOStandard("SSTL135_I")), - #Subsignal("vccio", Pins("H15 J15 H14 L15 M15 L14"), IOStandard("SSTL135_II")), - #Subsignal("gnd", Pins("G15 K15"), IOStandard("SSTL135_II")), - Misc("SLEWRATE=FAST") - ), - - ("usb", 0, - Subsignal("d_p", Pins("F4")), - Subsignal("d_n", Pins("E3")), - Subsignal("pullup", Pins("F5")), - IOStandard("LVCMOS33") - ), - ("uart", 0, - Subsignal("rx", Pins("N4"), Misc("PULLMODE=UP"), IOStandard("LVCMOS33")), - Subsignal("tx", Pins("N3"), Misc("PULLMODE=NONE"), IOStandard("LVCMOS33")), - Subsignal("tx_enable", Pins("T1"), Misc("PULLMODE=UP")), - IOStandard("LVCMOS33") - ), - - # Serial - ("serial", 0, - Subsignal("rx", Pins("N4"), Misc("PULLMODE=UP"), IOStandard("LVCMOS33")), - Subsignal("tx", Pins("N3"), Misc("PULLMODE=NONE"), IOStandard("LVCMOS33")), - Subsignal("tx_enable", Pins("T1"), Misc("PULLMODE=UP")), - IOStandard("LVCMOS33") - ), - - # SPIFlash - ("spiflash", 0, - Subsignal("cs_n", Pins("R2")), - Subsignal("miso", Pins("V2")), - Subsignal("mosi", Pins("W2")), - Subsignal("wp", Pins("Y2")), - Subsignal("hold", Pins("W1")), - IOStandard("LVCMOS33") - ), - ("spiflash4x", 0, - Subsignal("cs_n", Pins("R2")), - Subsignal("dq", Pins("W2", "V2", "Y2", "W1")), - IOStandard("LVCMOS33") - ), - - ("sdcard", 0, - Subsignal("clk", Pins("G1")), - Subsignal("cmd", Pins("P1"), Misc("PULLMODE=UP")), - Subsignal("data", Pins("B15 B18 E14 P2"), Misc("PULLMODE=UP")), - IOStandard("LVCMOS33"), Misc("SLEW=FAST") - ), - - # GPDI - ("gpdi", 0, - Subsignal("clk_p", Pins("J20"), IOStandard("SSTL135D_I"), Misc("DRIVE=4")), - #Subsignal("clk_n", Pins("B18"), IOStandard("LVCMOS33D"), Misc("DRIVE=4")), - Subsignal("data0_p", Pins("F17"), IOStandard("SSTL135D_I"), Misc("DRIVE=4")), - #Subsignal("data0_n", Pins("A13"), IOStandard("LVCMOS33D"), Misc("DRIVE=4")), - Subsignal("data1_p", Pins("D18"), IOStandard("SSTL135D_I"), Misc("DRIVE=4")), - #Subsignal("data1_n", Pins("C14"), IOStandard("LVCMOS33D"), Misc("DRIVE=4")), - Subsignal("data2_p", Pins("C18"), IOStandard("SSTL135D_I"), Misc("DRIVE=4")), - #Subsignal("data2_n", Pins("B16"), IOStandard("LVCMOS33D"), Misc("DRIVE=4")), - #Subsignal("cec", Pins("A18"), IOStandard("LVCMOS33"), Misc("PULLMODE=UP")), - #Subsignal("scl", Pins("E19"), IOStandard("LVCMOS33"), Misc("PULLMODE=UP")), - #Subsignal("sda", Pins("B19"), IOStandard("LVCMOS33"), Misc("PULLMODE=UP")) - ), -] - -# Connectors --------------------------------------------------------------------------------------- - -_connectors_r0_1 = [ - # Feather 0.1" Header Pin Numbers, - # Note: Pin nubering is not continuous. - ("GPIO", "P16 P17"), -] - -_connectors_r0_2 = [ - # Feather 0.1" Header Pin Numbers, - # Note: Pin nubering is not continuous. - ("GPIO", "P16 P17 K5 J5 - K4 H16 - - R1 P3 P4 G16 N17 L16 C4 T1 - - - - - - - -"), -] - - -# Standard Feather Pins -feather_serial = [ - ("serial", 0, - Subsignal("tx", Pins("GPIO:1"), IOStandard("LVCMOS33")), - Subsignal("rx", Pins("GPIO:0"), IOStandard("LVCMOS33")) - ) -] - -feather_i2c = [ - ("i2c", 0, - Subsignal("sda", Pins("GPIO:2"), IOStandard("LVCMOS33")), - Subsignal("scl", Pins("GPIO:3"), IOStandard("LVCMOS33")) - ) -] - -feather_spi = [ - ("spi",0, - Subsignal("miso", Pins("GPIO:14"), IOStandard("LVCMOS33")), - Subsignal("mosi", Pins("GPIO:16"), IOStandard("LVCMOS33")), - Subsignal("sck", Pins("GPIO:15"), IOStandard("LVCMOS33")) - ) -] - - -# Platform ----------------------------------------------------------------------------------------- - -class Platform(LatticePlatform): - default_clk_name = "clk25" - default_clk_period = 1e9/25e6 - - def __init__(self, revision="0.1", device="85F", **kwargs): - assert revision in ["0.1"] - self.revision = revision - io = {"0.1": _io_r0_1}[revision] - connectors = {"0.1": _connectors_r0_1}[revision] - LatticePlatform.__init__(self, f"LFE5UM5G-85F-8BG381C", io, connectors, **kwargs) - -# def create_programmer(self): -# return DFUProg(vid="1209", pid="5af0") - - def do_finalize(self, fragment): - LatticePlatform.do_finalize(self, fragment) - self.add_period_constraint(self.lookup_request("clk25", loose=True), 1e9/25e6)