self.submodules.ddrphy = k7ddrphy.K7DDRPHY(platform.request("ddram"), memtype="DDR3")
self.register_sdram_phy(self.ddrphy, sdram_geom, sdram_timing)
+ spiflash_pads = platform.request("spiflash")
+ spiflash_pads.clk = Signal()
+ self.specials += Instance("STARTUPE2",
+ i_CLK=0, i_GSR=0, i_GTS=0, i_KEYCLEARB=0, i_PACK=0,
+ i_USRCCLKO=spiflash_pads.clk, i_USRCCLKTS=0, i_USRDONEO=1, i_USRDONETS=1)
+ self.submodules.spiflash = spiflash.SpiFlash(spiflash_pads, dummy=11, div=2)
+ self.flash_boot_address = 0xb00000
+
# If not in ROM, BIOS is in SPI flash
if not self.with_rom:
- spiflash_pads = platform.request("spiflash")
- spiflash_pads.clk = Signal()
- self.specials += Instance("STARTUPE2",
- i_CLK=0, i_GSR=0, i_GTS=0, i_KEYCLEARB=0, i_PACK=0,
- i_USRCCLKO=spiflash_pads.clk, i_USRCCLKTS=0, i_USRDONEO=1, i_USRDONETS=1)
- self.submodules.spiflash = spiflash.SpiFlash(spiflash_pads, dummy=11, div=2)
- self.flash_boot_address = 0xb00000
self.register_rom(self.spiflash.bus)
class MiniSoC(BaseSoC):
rd_bitslip=0, wr_bitslip=3, dqs_ddr_alignment="C1")
self.register_sdram_phy(self.ddrphy, sdram_geom, sdram_timing)
+ self.submodules.norflash = norflash16.NorFlash16(platform.request("norflash"),
+ self.ns(110), self.ns(50))
+ self.flash_boot_address = 0x001a0000
+
# If not in ROM, BIOS is in // NOR flash
if not self.with_rom:
- self.submodules.norflash = norflash16.NorFlash16(platform.request("norflash"),
- self.ns(110), self.ns(50))
- self.flash_boot_address = 0x001a0000
self.register_rom(self.norflash.bus)
self.submodules.crg = mxcrg.MXCRG(_MXClockPads(platform), self.clk_freq)
PIN "BUFG.O" CLOCK_DEDICATED_ROUTE = FALSE;
""")
self.register_sdram_phy(self.ddrphy, sdram_geom, sdram_timing)
+
+ self.submodules.spiflash = spiflash.SpiFlash(platform.request("spiflash4x"), dummy=11, div=2)
+ self.flash_boot_address = 0x180000
+
# If not in ROM, BIOS is in SPI flash
if not self.with_rom:
- self.submodules.spiflash = spiflash.SpiFlash(platform.request("spiflash4x"), dummy=11, div=2)
- self.flash_boot_address = 0x180000
self.register_rom(self.spiflash.bus)
default_subtarget = BaseSoC
self.submodules.sdrphy = gensdrphy.GENSDRPHY(platform.request("sdram"))
self.register_sdram_phy(self.sdrphy, sdram_geom, sdram_timing)
+ self.submodules.spiflash = spiflash.SpiFlash(platform.request("spiflash2x"), dummy=4, div=6)
+ self.flash_boot_address = 0x70000
+
# If not in ROM, BIOS is in SPI flash
if not self.with_rom:
- self.submodules.spiflash = spiflash.SpiFlash(platform.request("spiflash2x"), dummy=4, div=6)
- self.flash_boot_address = 0x70000
self.register_rom(self.spiflash.bus)
default_subtarget = BaseSoC