edac: sb_edac: Add it to the building system

Some changes on it were required due to changeset cd90cc84c6bf0, that
changed the glue with the MCE logic.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index d057d6c..15e4535 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -212,6 +212,13 @@
 	  Support for error detection and correction the Intel
 	  Clarksboro MCH (Intel 7300 chipset).
 
+config EDAC_SBRIDGE
+	tristate "Intel Sandy-Bridge Integrated MC"
+	depends on EDAC_MM_EDAC && PCI && X86 && X86_MCE_INTEL
+	help
+	  Support for error detection and correction the Intel
+	  Sandy Bridge Integrated Memory Controller.
+
 config EDAC_MPC85XX
 	tristate "Freescale MPC83xx / MPC85xx"
 	depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || PPC_85xx)