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

qmtech_xc7a35t: LiteSPI integration now provided by LiteX.

This commit is contained in:
Florent Kermarrec 2021-07-27 19:39:50 +02:00
parent 55ba0591df
commit b3e7dbfd30
2 changed files with 5 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
litex_boards/targets/digilent_arty.py
View File

@ -98,7 +98,7 @@ class BaseSoC(SoCCore):
if with_jtagbone:
self.add_jtagbone()
# Flash (through LiteSPI, experimental).
# SPI Flash --------------------------------------------------------------------------------
if with_mapped_flash:
from litespi.modules import S25FL128L
from litespi.opcodes import SpiNorFlashOpCodes as Codes

14
litex_boards/targets/qmtech_xc7a35t.py
View File

@ -26,11 +26,6 @@ from litex.soc.cores.led import LedChaser
from litedram.modules import MT41J128M16
from litedram.phy import s7ddrphy
from litespi.modules import MT25QL128
from litespi.opcodes import SpiNorFlashOpCodes as Codes
from litespi.phy.generic import LiteSPIPHY
from litespi import LiteSPI
from liteeth.phy.mii import LiteEthPHYMII
# CRG ----------------------------------------------------------------------------------------------
@ -117,12 +112,11 @@ class BaseSoC(SoCCore):
if with_jtagbone:
self.add_jtagbone()
# Flash (through LiteSPI, experimental).
# SPI Flash --------------------------------------------------------------------------------
if with_mapped_flash:
self.submodules.spiflash_phy = LiteSPIPHY(platform.request("spiflash4x"), MT25QL128(Codes.READ_1_1_1))
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=MT25QL128.total_size, cached=False)
self.bus.add_slave(name="spiflash", slave=self.spiflash_mmap.bus, region=spiflash_region)
from litespi.modules import MT25QL128
from litespi.opcodes import SpiNorFlashOpCodes as Codes
self.add_spi_flash(mode="4x", module=MT25QL128(Codes.READ_1_1_1), with_master=True)
# Video ------------------------------------------------------------------------------------
if with_video_terminal or with_video_framebuffer: