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Update make.py with GPIO pads and TestRgb module using custom clock

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Aadi Desai 2023-03-03 17:07:19 +00:00
parent 07f57f4cf8
commit 5de7bc535a
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1 changed files with 31 additions and 8 deletions
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27
make.py
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@ -16,6 +16,8 @@ from litex.gen import LiteXModule
from litex_boards.platforms import gsd_orangecrab from litex_boards.platforms import gsd_orangecrab
from litex.build.generic_platform import IOStandard, Subsignal, Pins, Misc
from litex.soc.cores.clock import * from litex.soc.cores.clock import *
from litex.soc.integration.soc_core import * from litex.soc.integration.soc_core import *
from litex.soc.integration.builder import * from litex.soc.integration.builder import *
@ -25,6 +27,7 @@ from litedram.modules import MT41K64M16, MT41K128M16, MT41K256M16, MT41K512M16
from litedram.phy import ECP5DDRPHY from litedram.phy import ECP5DDRPHY
from testLED import TestLed from testLED import TestLed
from testRGB import TestRgb
# CRG --------------------------------------------------------------------------------------------- # CRG ---------------------------------------------------------------------------------------------
@ -81,6 +84,7 @@ class _CRGSDRAM(LiteXModule):
self.cd_sys = ClockDomain() self.cd_sys = ClockDomain()
self.cd_sys2x = ClockDomain() self.cd_sys2x = ClockDomain()
self.cd_sys2x_i = ClockDomain() self.cd_sys2x_i = ClockDomain()
self.cd_dac = ClockDomain() # Custom clock domain for PCM1780 DAC
# # # # # #
@ -106,6 +110,7 @@ class _CRGSDRAM(LiteXModule):
pll.register_clkin(clk48, 48e6) pll.register_clkin(clk48, 48e6)
pll.create_clkout(self.cd_sys2x_i, 2*sys_clk_freq) pll.create_clkout(self.cd_sys2x_i, 2*sys_clk_freq)
pll.create_clkout(self.cd_init, 24e6) pll.create_clkout(self.cd_init, 24e6)
pll.create_clkout(self.cd_dac, 36.864e6) # Create 36.864 MHz Clock for PCM1780 (48kHz fs * 768 as in datasheet)
self.specials += [ self.specials += [
Instance("ECLKBRIDGECS", Instance("ECLKBRIDGECS",
i_CLK0 = self.cd_sys2x_i.clk, i_CLK0 = self.cd_sys2x_i.clk,
@ -190,15 +195,33 @@ class BaseSoC(SoCCore):
) )
# Leds ------------------------------------------------------------------------------------- # Leds -------------------------------------------------------------------------------------
# if with_led_chaser: if with_led_chaser:
# self.leds = LedChaser( # self.leds = LedChaser(
# pads = platform.request_all("user_led"), # pads = platform.request_all("user_led"),
# sys_clk_freq = sys_clk_freq) # sys_clk_freq = sys_clk_freq)
# platform.clock_domains.cd_testing = ClockDomain()
self.leds = TestLed( self.leds = TestLed(
platform = platform, platform = platform,
pads = platform.request_all("user_led") pads = platform.request_all("user_led")
) )
# self.leds = TestRgb(
# platform = platform,
# pads = platform.request_all("user_led")
# )
# GPIO Pins --------------------------------------------------------------------------------
platform.add_extension([
("gpio", 0, Pins("GPIO:0 GPIO:1 GPIO:5 GPIO:6 GPIO:9 GPIO:10 GPIO:11 GPIO:12 GPIO:13 GPIO:18 GPIO:19 GPIO:20 GPIO:21"),
IOStandard("LVCMOS33"), Misc("PULLMODE=DOWN")),
("analog", 0,
Subsignal("mux", Pins("F4 F3 F2 H1")),
Subsignal("enable", Pins("F1")),
Subsignal("ctrl", Pins("G1")),
Subsignal("sense_p", Pins("H3"), IOStandard("LVCMOS33D")),
Subsignal("sense_n", Pins("G3")),
IOStandard("LVCMOS33")
)
])
# Build -------------------------------------------------------------------------------------------- # Build --------------------------------------------------------------------------------------------