fpga: Remove all CONFIG_SYS_* fpga related options

All these macros are completely unused by any code.
CONFIG_FPGA is not a bitfield anymore.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@ti.com>
diff --git a/include/configs/MVSMR.h b/include/configs/MVSMR.h
index bf2f44e..5d2ff14 100644
--- a/include/configs/MVSMR.h
+++ b/include/configs/MVSMR.h
@@ -280,7 +280,7 @@
 
 #undef FPGA_DEBUG
 #undef CONFIG_SYS_FPGA_PROG_FEEDBACK
-#define CONFIG_FPGA		CONFIG_SYS_XILINX_SPARTAN2
+#define CONFIG_FPGA
 #define CONFIG_FPGA_XILINX	1
 #define CONFIG_FPGA_SPARTAN2	1
 #define CONFIG_FPGA_COUNT	1