nb/intel/i945: Specify supported memory type

Change-Id: I3cc2a9786dfb1f8fb1ec8e78bde7c46c07f8da48
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/68996
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>

src/northbridge/intel/i945/Kconfig

@@ -13,6 +13,11 @@ config NORTHBRIDGE_SPECIFIC_OPTIONS
 	select INTEL_GMA_SSC_ALTERNATE_REF
 	select INTEL_EDID
 	select HAVE_VGA_TEXT_FRAMEBUFFER if MAINBOARD_DO_NATIVE_VGA_INIT
+	select NO_DDR5
+	select NO_LPDDR4
+	select NO_DDR4
+	select NO_DDR3
+	select USE_DDR2
 
 config VBOOT
 	select VBOOT_STARTS_IN_BOOTBLOCK