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Merge pull request #459 from tcal-x/icebitsy-ledchaser 

Add LedChaser to iCEBreaker-bitsy.
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enjoy-digital 2022-12-06 09:05:37 +01:00 committed by GitHub
parent 8712606d6d 6e205be83b
commit 71f1e1976b
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1 changed files with 10 additions and 1 deletions
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11
litex_boards/targets/icebreaker_bitsy.py
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@ -28,6 +28,8 @@ from litex.soc.cores.clock import iCE40PLL
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 *
from litex.soc.cores.led import LedChaser
kB = 1024 kB = 1024
mB = 1024*kB mB = 1024*kB
@ -98,7 +100,7 @@ class _CRG(LiteXModule):
# BaseSoC ------------------------------------------------------------------------------------------ # BaseSoC ------------------------------------------------------------------------------------------
class BaseSoC(SoCCore): class BaseSoC(SoCCore):
def __init__(self, bios_flash_offset, sys_clk_freq=24e6, revision="v1", **kwargs): def __init__(self, bios_flash_offset, sys_clk_freq=24e6, revision="v1", with_led_chaser=True, **kwargs):
platform = icebreaker_bitsy.Platform(revision=revision) platform = icebreaker_bitsy.Platform(revision=revision)
# CRG -------------------------------------------------------------------------------------- # CRG --------------------------------------------------------------------------------------
@ -128,6 +130,13 @@ class BaseSoC(SoCCore):
linker = True) linker = True)
) )
# LED Chaser --------------------------------------------------------------------------------
if with_led_chaser:
self.leds = LedChaser(
pads = platform.request_all("user_led_n"),
sys_clk_freq = sys_clk_freq,
polarity = 1)
# SPI Flash -------------------------------------------------------------------------------- # SPI Flash --------------------------------------------------------------------------------
from litespi.modules import W25Q128JV from litespi.modules import W25Q128JV
from litespi.opcodes import SpiNorFlashOpCodes as Codes from litespi.opcodes import SpiNorFlashOpCodes as Codes