exynos: Convert to use CONFIG_BLK

Move all exynos boards over to use CONFIG_BLK.

This converts s5p_goni also, but adding dummy functions for pinmux and
peripheral ID. This will not function correctly, but gives the maintainer
more time to convert the board if desired.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/arch/arm/mach-s5pc1xx/Makefile b/arch/arm/mach-s5pc1xx/Makefile
index a4be3fc..ab80460 100644
--- a/arch/arm/mach-s5pc1xx/Makefile
+++ b/arch/arm/mach-s5pc1xx/Makefile
@@ -10,3 +10,4 @@
 obj-y	+= reset.o
 
 obj-y	+= clock.o
+obj-y	+= pinmux.o