fpga: spartan3: Avoid CamelCase

No functional changes.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/board/armadeus/apf27/fpga.c b/board/armadeus/apf27/fpga.c
index 0c08c06..56fde20 100644
--- a/board/armadeus/apf27/fpga.c
+++ b/board/armadeus/apf27/fpga.c
@@ -26,7 +26,7 @@
  * Spartan2 code is used to download our Spartan 3 :) code is compatible.
  * Just take care about the file size
  */
-Xilinx_Spartan3_Slave_Parallel_fns fpga_fns = {
+xilinx_spartan3_slave_parallel_fns fpga_fns = {
 	fpga_pre_fn,
 	fpga_pgm_fn,
 	fpga_init_fn,
@@ -43,7 +43,7 @@
 };
 
 Xilinx_desc fpga[CONFIG_FPGA_COUNT] = {
-	{Xilinx_Spartan3,
+	{xilinx_spartan3,
 	 slave_parallel,
 	 1196128l/8,
 	 (void *)&fpga_fns,