diff --git a/arch/microblaze/kernel/head.S b/arch/microblaze/kernel/head.S
index a5ba9925ae8933965c3a71a5d09d3d53ab8b6fd5..441dad80558c9b4b33a906c5ecbc8f0ac580d8bb 100644
--- a/arch/microblaze/kernel/head.S
+++ b/arch/microblaze/kernel/head.S
@@ -95,7 +95,7 @@ big_endian:
 _prepare_copy_fdt:
 	or	r11, r0, r0 /* incremment */
 	ori	r4, r0, TOPHYS(_fdt_start)
-	ori	r3, r0, (0x4000 - 4)
+	ori	r3, r0, (0x8000 - 4)
 _copy_fdt:
 	lw	r12, r7, r11 /* r12 = r7 + r11 */
 	sw	r12, r4, r11 /* addr[r4 + r11] = r12 */
diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S
index ac0e1a5d478248493ba652d8bc53ae56cf9046fd..109e9d86ade4e46051f25c1d375eac1cd9f83224 100644
--- a/arch/microblaze/kernel/vmlinux.lds.S
+++ b/arch/microblaze/kernel/vmlinux.lds.S
@@ -44,7 +44,7 @@ SECTIONS {
 	__fdt_blob : AT(ADDR(__fdt_blob) - LOAD_OFFSET) {
 		_fdt_start = . ;		/* place for fdt blob */
 		*(__fdt_blob) ;			/* Any link-placed DTB */
-	        . = _fdt_start + 0x4000;	/* Pad up to 16kbyte */
+	        . = _fdt_start + 0x8000;	/* Pad up to 32kbyte */
 		_fdt_end = . ;
 	}