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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
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2
litex_boards/targets/digilent_arty.py
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@ -98,7 +98,7 @@ class BaseSoC(SoCCore):
if with_jtagbone: if with_jtagbone:
self.add_jtagbone() self.add_jtagbone()
# Flash (through LiteSPI, experimental). # SPI Flash --------------------------------------------------------------------------------
if with_mapped_flash: if with_mapped_flash:
from litespi.modules import S25FL128L from litespi.modules import S25FL128L
from litespi.opcodes import SpiNorFlashOpCodes as Codes 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.modules import MT41J128M16
from litedram.phy import s7ddrphy 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 from liteeth.phy.mii import LiteEthPHYMII
# CRG ---------------------------------------------------------------------------------------------- # CRG ----------------------------------------------------------------------------------------------
@ -117,12 +112,11 @@ class BaseSoC(SoCCore):
if with_jtagbone: if with_jtagbone:
self.add_jtagbone() self.add_jtagbone()
# Flash (through LiteSPI, experimental). # SPI Flash --------------------------------------------------------------------------------
if with_mapped_flash: if with_mapped_flash:
self.submodules.spiflash_phy = LiteSPIPHY(platform.request("spiflash4x"), MT25QL128(Codes.READ_1_1_1)) from litespi.modules import MT25QL128
self.submodules.spiflash_mmap = LiteSPI(self.spiflash_phy, clk_freq=sys_clk_freq, mmap_endianness=self.cpu.endianness) from litespi.opcodes import SpiNorFlashOpCodes as Codes
spiflash_region = SoCRegion(origin=self.mem_map.get("spiflash", None), size=MT25QL128.total_size, cached=False) self.add_spi_flash(mode="4x", module=MT25QL128(Codes.READ_1_1_1), with_master=True)
self.bus.add_slave(name="spiflash", slave=self.spiflash_mmap.bus, region=spiflash_region)
# Video ------------------------------------------------------------------------------------ # Video ------------------------------------------------------------------------------------
if with_video_terminal or with_video_framebuffer: if with_video_terminal or with_video_framebuffer: