EDAC, altera: Do not build it as a module

The SDRAM EDAC requires SDRAM configuration/initialization before SDRAM
is accessed (in the preloader) and therefore before Linux is loaded.
Having a module compile is not desired so force to be built into kernel.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Cc: mchehab@osg.samsung.com
Cc: Takashi Iwai <tiwai@suse.de>
Link: http://lkml.kernel.org/r/1429308974-26380-3-git-send-email-tthayer@opensource.altera.com
Signed-off-by: Borislav Petkov <bp@suse.de>
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index cb59619..2d2530c 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -377,8 +377,8 @@
 	  Cavium Octeon family of SOCs.
 
 config EDAC_ALTERA_MC
-	tristate "Altera SDRAM Memory Controller EDAC"
-	depends on EDAC_MM_EDAC && ARCH_SOCFPGA
+	bool "Altera SDRAM Memory Controller EDAC"
+	depends on EDAC_MM_EDAC=y && ARCH_SOCFPGA
 	help
 	  Support for error detection and correction on the
 	  Altera SDRAM memory controller. Note that the