poplar: Increase FIP_SIZE

This is currently the maximum allowed without affecting bootup.
Signed-off-by: Victor Chong <victor.chong@linaro.org>

plat/hisilicon/poplar/include/poplar_layout.h

@@ -83,7 +83,7 @@
 #define BL1_SIZE			(BL1_RO_SIZE + BL1_RW_SIZE)
 #define BL2_SIZE			0x0000c000	/* page multiple */
 #define BL31_SIZE			0x00014000
-#define FIP_SIZE			0x00068000
+#define FIP_SIZE			0x000c0000  /* absolute max */
 
      /* BL1_OFFSET */			/* (Defined above) */
 #define BL1_BASE			(LLOADER_TEXT_BASE + BL1_OFFSET)