Hardware
/
litex-boards
mirror of https://github.com/litex-hub/litex-boards.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

orangecrab: add usb, rst_n signals for r0.1 

- fix standard io extensions
 - Use newly assigned code for orangecrab 1209:5af0
This commit is contained in:
Greg Davill 2020-07-09 19:42:52 +09:30
parent f3d02d8fca
commit a461f5ac59
1 changed files with 16 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
litex_boards/platforms/orangecrab.py
View File

@ -1,4 +1,4 @@
# This file is Copyright (c) Greg Davill <greg.davill@gmail.com>
# This file is Copyright (c) 2020 Greg Davill <greg.davill@gmail.com>
# License: BSD
from litex.build.generic_platform import *
@ -9,6 +9,7 @@ from litex.build.dfu import DFUProg
_io_r0_1 = [
("clk48", 0, Pins("A9"), IOStandard("LVCMOS33")),
("rst_n", 0, Pins("R16"), IOStandard("LVCMOS33")),
("rgb_led", 0,
Subsignal("r", Pins("V17"), IOStandard("LVCMOS33")),
@ -45,9 +46,16 @@ _io_r0_1 = [
Misc("SLEWRATE=FAST")
),
("usb", 0,
Subsignal("d_p", Pins("N1")),
Subsignal("d_n", Pins("M2")),
Subsignal("pullup", Pins("N2")),
IOStandard("LVCMOS33")
),
("spiflash4x", 0,
Subsignal("cs_n", Pins("U17")),
Subsignal("clk", Pins("U16")),
# Subsignal("clk", Pins("U16")),
Subsignal("dq", Pins("U18 T18 R18 N18")),
IOStandard("LVCMOS33")
),
@ -178,16 +186,16 @@ feather_serial = [
feather_i2c = [
("i2c", 0,
("sda", Pins("GPIO:2"), IOStandard("LVCMOS33")),
("scl", Pins("GPIO:3"), IOStandard("LVCMOS33"))
Subsignal("sda", Pins("GPIO:2"), IOStandard("LVCMOS33")),
Subsignal("scl", Pins("GPIO:3"), IOStandard("LVCMOS33"))
)
]
feather_spi = [
("spi",0,
("miso", Pins("GPIO:14"), IOStandard("LVCMOS33")),
("mosi", Pins("GPIO:16"), IOStandard("LVCMOS33")),
("sck", Pins("GPIO:15"), IOStandard("LVCMOS33"))
Subsignal("miso", Pins("GPIO:14"), IOStandard("LVCMOS33")),
Subsignal("mosi", Pins("GPIO:16"), IOStandard("LVCMOS33")),
Subsignal("sck", Pins("GPIO:15"), IOStandard("LVCMOS33"))
)
]
@ -206,7 +214,7 @@ class Platform(LatticePlatform):
LatticePlatform.__init__(self, f"LFE5U-{device}-8MG285C", io, connectors, **kwargs)
def create_programmer(self):
return DFUProg(vid="1209", pid="5bf0")
return DFUProg(vid="1209", pid="5af0")
def do_finalize(self, fragment):
LatticePlatform.do_finalize(self, fragment)