ARM: uniphier: remove unneeded header inclusion from board_late_init.c

<nand.h> is unneeded since commit 9248a78f40d6 ("ARM: UniPhier: remove
Denali NAND controller fixup code").

<linux/io.h> is uneeded since commit 1320fa2e55d2 ("ARM: uniphier:
remove workaround for the NAND write protect").

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/board_late_init.c b/arch/arm/mach-uniphier/board_late_init.c
index b800e8b..8c5e5bb 100644
--- a/arch/arm/mach-uniphier/board_late_init.c
+++ b/arch/arm/mach-uniphier/board_late_init.c
@@ -9,9 +9,7 @@
 #include <init.h>
 #include <spl.h>
 #include <linux/libfdt.h>
-#include <nand.h>
 #include <stdio.h>
-#include <linux/io.h>
 #include <linux/printk.h>
 
 #include "init.h"
@@ -53,6 +51,7 @@
 
 static void uniphier_set_env_addr(const char *env, const char *offset_env)
 {
+	DECLARE_GLOBAL_DATA_PTR;
 	unsigned long offset = 0;
 	const char *str;
 	char *end;