[ARM] tegra: initial tegra support

v2: Fixes from Mike Rapoport
	- remove unused header files (mach/dma.h and mach/nand.h)
	- remove tegra 1 references from Makefile.boot

v2: fixes from Russell King
	- remove mach/io.h include from mach/iomap.h
	- fix whitespace in Kconfig

v2: from Colin Cross
	- fix invalid immediate in debug-macro.S

v3:
	- allow selection of multiple boards

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: Erik Gilling <konkers@android.com>
diff --git a/arch/arm/mach-tegra/Makefile b/arch/arm/mach-tegra/Makefile
new file mode 100644
index 0000000..81f003d
--- /dev/null
+++ b/arch/arm/mach-tegra/Makefile
@@ -0,0 +1,2 @@
+obj-y                                   += common.o
+obj-y                                   += io.o