lattice_ice40up5k_evn: Switch to LiteSPI.

litex_boards/targets/lattice_ice40up5k_evn.py

@@ -86,8 +86,10 @@ def __init__(self, bios_flash_offset, sys_clk_freq=int(12e6), with_led_chaser=Tr
         self.bus.add_slave("sram", self.spram.bus, SoCRegion(size=128*kB))
 
         # SPI Flash --------------------------------------------------------------------------------
-        self.add_spi_flash(mode="1x", dummy_cycles=8) 
         # 4x mode is not possible on this board since WP and HOLD pins are not connected to the FPGA
+        from litespi.modules import N25Q032A
+        from litespi.opcodes import SpiNorFlashOpCodes as Codes
+        self.add_spi_flash(mode="1x", module=N25Q032A(Codes.READ_1_1_1))
 
         # Add ROM linker region --------------------------------------------------------------------
         self.bus.add_region("rom", SoCRegion(