Revert "arm64: dmi: Add SMBIOS/DMI support"

This reverts commit a28e3f4.

Ard and Yi Li report that this patch is broken by design, so revert it
and let them sort it out for 3.18 instead.

Reported-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>

arch/arm64/Kconfig

@@ -360,17 +360,6 @@ config EFI
 	  allow the kernel to be booted as an EFI application. This
 	  is only useful on systems that have UEFI firmware.
 
-config DMI
-	bool "Enable support for SMBIOS (DMI) tables"
-	depends on EFI
-	default y
-	help
-	  This enables SMBIOS/DMI feature for systems.
-
-	  This option is only useful on systems that have UEFI firmware.
-	  However, even with this option, the resultant kernel should
-	  continue to boot on existing non-UEFI platforms.
-
 endmenu
 
 menu "Userspace binary formats"

arch/arm64/kernel/setup.c

@@ -43,7 +43,6 @@
 #include <linux/of_fdt.h>
 #include <linux/of_platform.h>
 #include <linux/efi.h>
-#include <linux/dmi.h>
 
 #include <asm/fixmap.h>
 #include <asm/cpu.h>
@@ -414,7 +413,6 @@ void __init setup_arch(char **cmdline_p)
 static int __init arm64_device_init(void)
 {
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
-	dmi_scan_machine();
 	return 0;
 }
 arch_initcall_sync(arm64_device_init);