ARM: uniphier: disable CONFIG_ARCH_FIXUP_FDT_MEMORY

Do not overwrite the memory nodes in the kernel DT where some parts
of the memory region might be carved out.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/configs/uniphier_ld11_defconfig b/configs/uniphier_ld11_defconfig
index c0ac5ac..d8199f8 100644
--- a/configs/uniphier_ld11_defconfig
+++ b/configs/uniphier_ld11_defconfig
@@ -6,6 +6,7 @@
 CONFIG_MICRO_SUPPORT_CARD=y
 CONFIG_SYS_TEXT_BASE=0x84000000
 CONFIG_DEFAULT_DEVICE_TREE="uniphier-ld11-ref"
+# CONFIG_ARCH_FIXUP_FDT_MEMORY is not set
 CONFIG_SPL_NOR_SUPPORT=y
 CONFIG_HUSH_PARSER=y
 # CONFIG_CMD_XIMG is not set