Two fixes for v4.7 cycle for build issues:

1. Fix samsung-keypad build error if INPUT is selected as module.
    The error though depends on some uncommon build settings so it
    is not as easy to trigger.
 
 2. Get rid of 'samsung_device_dma_mask' defined but not used warning.
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Merge tag 'samsung-fixes-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into fixes

Two fixes for v4.7 cycle for build issues:
1. Fix samsung-keypad build error if INPUT is selected as module.
   The error though depends on some uncommon build settings so it
   is not as easy to trigger.

2. Get rid of 'samsung_device_dma_mask' defined but not used warning.

* tag 'samsung-fixes-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: exynos: don't select keyboard driver
  ARM: samsung: improve static dma_mask definition

Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/configs/exynos_defconfig

@@ -82,6 +82,7 @@ CONFIG_TOUCHSCREEN_MMS114=y
 CONFIG_INPUT_MISC=y
 CONFIG_INPUT_MAX77693_HAPTIC=y
 CONFIG_INPUT_MAX8997_HAPTIC=y
+CONFIG_KEYBOARD_SAMSUNG=y
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_SAMSUNG=y
 CONFIG_SERIAL_SAMSUNG_CONSOLE=y

arch/arm/configs/multi_v7_defconfig

@@ -264,6 +264,7 @@ CONFIG_KEYBOARD_TEGRA=y
 CONFIG_KEYBOARD_SPEAR=y
 CONFIG_KEYBOARD_ST_KEYSCAN=y
 CONFIG_KEYBOARD_CROS_EC=m
+CONFIG_KEYBOARD_SAMSUNG=m
 CONFIG_MOUSE_PS2_ELANTECH=y
 CONFIG_MOUSE_CYAPA=m
 CONFIG_MOUSE_ELAN_I2C=y

arch/arm/mach-exynos/Kconfig

@@ -61,7 +61,6 @@ config ARCH_EXYNOS4
 	select CLKSRC_SAMSUNG_PWM if CPU_EXYNOS4210
 	select CPU_EXYNOS4210
 	select GIC_NON_BANKED
-	select KEYBOARD_SAMSUNG if INPUT_KEYBOARD
 	select MIGHT_HAVE_CACHE_L2X0
 	help
 	  Samsung EXYNOS4 (Cortex-A9) SoC based systems

arch/arm/plat-samsung/devs.c

@@ -68,7 +68,7 @@
 #include <linux/platform_data/asoc-s3c.h>
 #include <linux/platform_data/spi-s3c64xx.h>
 
-static u64 samsung_device_dma_mask = DMA_BIT_MASK(32);
+#define samsung_device_dma_mask (*((u64[]) { DMA_BIT_MASK(32) }))
 
 /* AC97 */
 #ifdef CONFIG_CPU_S3C2440