ARM: SAMSUNG: local backlight header in mach-s3c64xx

This patch moves backlight header file into mach-s3c64xx.
Because it is not used for others except mach-s3c64xx.

Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: NKukjin Kim <kgene@kernel.org>

arch/arm/plat-samsung/include/plat/backlight.h → arch/arm/mach-s3c64xx/backlight.h

-/* linux/arch/arm/plat-samsung/include/plat/backlight.h
- *
+/*
  * Copyright (c) 2011 Samsung Electronics Co., Ltd.
  *              http://www.samsung.com
  *

arch/arm/mach-s3c64xx/dev-backlight.c

@@ -17,7 +17,8 @@
 
 #include <plat/devs.h>
 #include <plat/gpio-cfg.h>
-#include <plat/backlight.h>
+
+#include "backlight.h"
 
 struct samsung_bl_drvdata {
 	struct platform_pwm_backlight_data plat_data;

arch/arm/mach-s3c64xx/mach-smdk6410.c

@@ -68,9 +68,9 @@
 #include <plat/adc.h>
 #include <linux/platform_data/touchscreen-s3c2410.h>
 #include <plat/keypad.h>
-#include <plat/backlight.h>
 #include <plat/samsung-time.h>
 
+#include "backlight.h"
 #include "common.h"
 #include "regs-modem.h"
 #include "regs-srom.h"