Add spi_davinci module

lagarto-ox.nix

@@ -151,6 +151,12 @@
         + ''
           SMP n
         ''
+        # SPI driver
+        + ''
+          COMPILE_TEST y
+          SPI y
+          SPI_DAVINCI m
+        ''
         ;
       }
     ];
@@ -163,6 +169,9 @@
         #"xilinx_dma"
         # Load the Ethernet module by default
         #"xxvnet_carv"
+
+        # For SPI
+        "spi_davinci"
       ];
 
       # Custom init script