Add in support for secondary sd card via spi hardware bitbanging

2020-03-18 12:11:57 +00:00 · 2020-03-18 12:11:57 +00:00 · a6f80694cb
parent a99d258411
commit a6f80694cb
1 changed files with 9 additions and 0 deletions
--- a/litex_boards/platforms/de10nano.py
+++ b/litex_boards/platforms/de10nano.py
@ -101,6 +101,15 @@ _mister_sdram_module_io = [
        Subsignal("we_n", Pins("AA19")),
        IOStandard("3.3-V LVTTL")
    ),
+
+    # SPI SD CARD HARDWARE BITBANGING
+    ("spi",0,
+        Subsignal("clk", Pins("AH26")),                                      
+        Subsignal("mosi", Pins("AF27")),                                    
+        Subsignal("cs_n", Pins("AF28")),                                    
+        Subsignal("miso", Pins("AF25")),                                    
+        IOStandard("3.3-V LVTTL")
+    ),
 ]

 # Platform -----------------------------------------------------------------------------------------