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

targets/digilent_arty/spiflash: LiteSPI integration now provided by LiteX.

This commit is contained in:
Florent Kermarrec 2021-07-27 19:30:38 +02:00
parent 15b5aec23f
commit 1c52e6b8fb
1 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
litex_boards/targets/digilent_arty.py
View File

@ -27,11 +27,6 @@ from litedram.phy import s7ddrphy
from liteeth.phy.mii import LiteEthPHYMII
from litespi.modules import S25FL128L
from litespi.opcodes import SpiNorFlashOpCodes as Codes
from litespi.phy.generic import LiteSPIPHY
from litespi import LiteSPI
# CRG ----------------------------------------------------------------------------------------------
class _CRG(Module):
@ -105,10 +100,9 @@ class BaseSoC(SoCCore):
# Flash (through LiteSPI, experimental).
if with_mapped_flash:
self.submodules.spiflash_phy = LiteSPIPHY(platform.request("spiflash4x"), S25FL128L(Codes.READ_1_1_4))
self.submodules.spiflash_mmap = LiteSPI(self.spiflash_phy, clk_freq=sys_clk_freq, mmap_endianness=self.cpu.endianness)
spiflash_region = SoCRegion(origin=self.mem_map.get("spiflash", None), size=S25FL128L.total_size, cached=False)
self.bus.add_slave(name="spiflash", slave=self.spiflash_mmap.bus, region=spiflash_region)
from litespi.modules import S25FL128L
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="4x", module=S25FL128L(Codes.READ_1_1_4), with_master=True)
# Leds -------------------------------------------------------------------------------------
if with_led_chaser: