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sipeed_tang_nano*: adapt Gowin PLL changes in litex

This commit is contained in:
Ilia Sergachev 2021-11-29 11:45:13 +01:00
parent 70c0dbb185
commit 2fb734a0f2
2 changed files with 4 additions and 4 deletions
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2
litex_boards/targets/sipeed_tang_nano.py
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@ -57,7 +57,7 @@ class _CRG(Module):
rst_n = platform.request("user_btn", 0) rst_n = platform.request("user_btn", 0)
# PLL. # PLL.
self.submodules.pll = pll = GW1NPLL(device="GW1N-1") self.submodules.pll = pll = GW1NPLL(devicename=platform.devicename, device=platform.device)
self.comb += pll.reset.eq(~rst_n) self.comb += pll.reset.eq(~rst_n)
pll.register_clkin(clk24, 24e6) pll.register_clkin(clk24, 24e6)
pll.create_clkout(self.cd_sys, sys_clk_freq) pll.create_clkout(self.cd_sys, sys_clk_freq)

6
litex_boards/targets/sipeed_tang_nano_4k.py
View File

@ -12,7 +12,7 @@ import argparse
from migen import * from migen import *
from migen.genlib.resetsync import AsyncResetSynchronizer from migen.genlib.resetsync import AsyncResetSynchronizer
from litex.soc.cores.clock.gowin_gw1nsr import GW1NSRPLL from litex.soc.cores.clock.gowin_gw1n import GW1NPLL
from litex.soc.integration.soc_core import * from litex.soc.integration.soc_core import *
from litex.soc.integration.soc import SoCRegion from litex.soc.integration.soc import SoCRegion
from litex.soc.integration.builder import * from litex.soc.integration.builder import *
@ -40,7 +40,7 @@ class _CRG(Module):
rst_n = platform.request("user_btn", 0) rst_n = platform.request("user_btn", 0)
# PLL # PLL
self.submodules.pll = pll = GW1NSRPLL(device="GW1NSR-4C") self.submodules.pll = pll = GW1NPLL(devicename=platform.devicename, device=platform.device)
self.comb += pll.reset.eq(~rst_n) self.comb += pll.reset.eq(~rst_n)
pll.register_clkin(clk27, 27e6) pll.register_clkin(clk27, 27e6)
pll.create_clkout(self.cd_sys, sys_clk_freq) pll.create_clkout(self.cd_sys, sys_clk_freq)
@ -48,7 +48,7 @@ class _CRG(Module):
# Video PLL # Video PLL
if with_video_pll: if with_video_pll:
self.submodules.video_pll = video_pll = GW1NSRPLL(device="GW1NSR-4C") self.submodules.video_pll = video_pll = GW1NPLL(devicename=platform.devicename, device=platform.device)
self.comb += video_pll.reset.eq(~rst_n) self.comb += video_pll.reset.eq(~rst_n)
video_pll.register_clkin(clk27, 27e6) video_pll.register_clkin(clk27, 27e6)
self.clock_domains.cd_hdmi = ClockDomain() self.clock_domains.cd_hdmi = ClockDomain()