x86: ivybridge: Add SATA init

Add code to set up the SATA interfaces on boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/x86/cpu/ivybridge/Makefile b/arch/x86/cpu/ivybridge/Makefile
index 479e446..c6342cd 100644
--- a/arch/x86/cpu/ivybridge/Makefile
+++ b/arch/x86/cpu/ivybridge/Makefile
@@ -15,4 +15,5 @@
 obj-y += pch.o
 obj-y += pci.o
 obj-y += report_platform.o
+obj-y += sata.o
 obj-y += sdram.o