ARM: defconfig: Switch RealView boards to use P111 DRM

The DRM driver is now finalized for the RealView board family,
so switch the defconfig to use this driver instead of the old
fbdev driver.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/configs/realview_defconfig

@@ -21,6 +21,7 @@ CONFIG_MACH_REALVIEW_PB1176=y
 CONFIG_MACH_REALVIEW_PBA8=y
 CONFIG_MACH_REALVIEW_PBX=y
 CONFIG_SMP=y
+CONFIG_CMA=y
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
 CONFIG_CMDLINE="root=/dev/nfs nfsroot=10.1.69.3:/work/nfsroot ip=dhcp console=ttyAMA0 mem=128M"
@@ -60,9 +61,12 @@ CONFIG_I2C_VERSATILE=y
 CONFIG_SPI=y
 CONFIG_GPIOLIB=y
 # CONFIG_HWMON is not set
-CONFIG_FB=y
-CONFIG_FB_ARMCLCD=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_DRM=y
+CONFIG_DRM_PANEL_SIMPLE=y
+CONFIG_DRM_PL111=y
+CONFIG_FB_MODE_HELPERS=y
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
 CONFIG_LOGO=y
 # CONFIG_LOGO_LINUX_MONO is not set
 # CONFIG_LOGO_LINUX_VGA16 is not set