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sipeed_tang_primer: Minor cleanups (Rename standard dock to standard, reduce margin on hdmi5x).

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This commit is contained in:
Florent Kermarrec 2022-09-07 10:56:17 +02:00
parent 34f6142a6e
commit abd20f560b
2 changed files with 12 additions and 12 deletions
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4
litex_boards/platforms/sipeed_tang_primer_20k.py
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@ -250,10 +250,10 @@ class Platform(GowinPlatform):
default_clk_name = "clk27" default_clk_name = "clk27"
default_clk_period = 1e9/27e6 default_clk_period = 1e9/27e6
def __init__(self, dock="dock", toolchain="gowin"): def __init__(self, dock="standard", toolchain="gowin"):
GowinPlatform.__init__(self, "GW2A-LV18PG256C8/I7", _io, _connectors, toolchain=toolchain, devicename="GW2A-18C") GowinPlatform.__init__(self, "GW2A-LV18PG256C8/I7", _io, _connectors, toolchain=toolchain, devicename="GW2A-18C")
self.add_extension(_dock_io if dock == "dock" else _dock_lite_io) self.add_extension(_dock_io if dock == "standard" else _dock_lite_io)
if dock == "lite": if dock == "lite":
self.add_connector(_dock_lite_connectors) self.add_connector(_dock_lite_connectors)

20
litex_boards/targets/sipeed_tang_primer_20k.py
View file

@ -59,13 +59,13 @@ class _CRG(Module):
video_pll.register_clkin(clk27, 27e6) video_pll.register_clkin(clk27, 27e6)
self.clock_domains.cd_hdmi = ClockDomain() self.clock_domains.cd_hdmi = ClockDomain()
self.clock_domains.cd_hdmi5x = ClockDomain() self.clock_domains.cd_hdmi5x = ClockDomain()
video_pll.create_clkout(self.cd_hdmi5x, 125e6) video_pll.create_clkout(self.cd_hdmi5x, 125e6, margin=1e-3)
self.specials += Instance("CLKDIV", self.specials += Instance("CLKDIV",
p_DIV_MODE= "5", p_DIV_MODE = "5",
i_RESETN = 1, # disable reset signal i_RESETN = 1, # Disable reset signal.
i_CALIB = 0, # no calibration i_CALIB = 0, # No calibration.
i_HCLKIN = self.cd_hdmi5x.clk, i_HCLKIN = self.cd_hdmi5x.clk,
o_CLKOUT = self.cd_hdmi.clk o_CLKOUT = self.cd_hdmi.clk
) )
# BaseSoC ------------------------------------------------------------------------------------------ # BaseSoC ------------------------------------------------------------------------------------------
@ -81,15 +81,15 @@ class BaseSoC(SoCCore):
with_etherbone = False, with_etherbone = False,
eth_ip = "192.168.1.50", eth_ip = "192.168.1.50",
eth_dynamic_ip = False, eth_dynamic_ip = False,
dock = "dock", dock = "standard",
**kwargs): **kwargs):
assert dock in ["dock", "lite"] assert dock in ["standard", "lite"]
platform = sipeed_tang_primer_20k.Platform(dock, toolchain="gowin") platform = sipeed_tang_primer_20k.Platform(dock, toolchain="gowin")
if dock == "lite": if dock == "lite":
with_led_chaser = False # no leds on core board nor on dock lite with_led_chaser = False # No leds on core board nor on dock lite.
# CRG -------------------------------------------------------------------------------------- # CRG --------------------------------------------------------------------------------------
self.submodules.crg = _CRG(platform, sys_clk_freq, with_video_pll=with_video_terminal) self.submodules.crg = _CRG(platform, sys_clk_freq, with_video_pll=with_video_terminal)
@ -154,7 +154,7 @@ def main():
from litex.soc.integration.soc import LiteXSoCArgumentParser from litex.soc.integration.soc import LiteXSoCArgumentParser
parser = LiteXSoCArgumentParser(description="LiteX SoC on Tang Primer 20K") parser = LiteXSoCArgumentParser(description="LiteX SoC on Tang Primer 20K")
target_group = parser.add_argument_group(title="Target options") target_group = parser.add_argument_group(title="Target options")
target_group.add_argument("--dock", default="dock", help="Dock version (dock (default) or lite.") target_group.add_argument("--dock", default="standard", help="Dock version (standard (default) or lite.")
target_group.add_argument("--build", action="store_true", help="Build bitstream.") target_group.add_argument("--build", action="store_true", help="Build bitstream.")
target_group.add_argument("--load", action="store_true", help="Load bitstream.") target_group.add_argument("--load", action="store_true", help="Load bitstream.")
target_group.add_argument("--flash", action="store_true", help="Flash Bitstream.") target_group.add_argument("--flash", action="store_true", help="Flash Bitstream.")