ARM: socfpga: Add missing Denali NAND config options

The Denali SPL shim won't build without these options set,
set them accordingly to fix the build error and let the SPL
shim to work correctly.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h
index 54a4356..ec41843 100644
--- a/include/configs/socfpga_common.h
+++ b/include/configs/socfpga_common.h
@@ -121,6 +121,7 @@
  * NAND Support
  */
 #ifdef CONFIG_NAND_DENALI
+#define CONFIG_SYS_NAND_BAD_BLOCK_POS	0
 #define CONFIG_SYS_MAX_NAND_DEVICE	1
 #define CONFIG_SYS_NAND_ONFI_DETECTION
 #define CONFIG_SYS_NAND_REGS_BASE	SOCFPGA_NANDREGS_ADDRESS