soc/intel/apollolake: Write LB_FRAMEBUFFER table when appropriate

FSP does not itself write the LB_FRAMEBUFFER entry, so that needs to
be done in platform code.

Change-Id: Ia8311da9b9a603ea9b333ea873fc26d11e182332
Signed-off-by: Alexandru Gagniuc <alexandrux.gagniuc@intel.com>
Reviewed-on: https://review.coreboot.org/14764
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>

src/soc/intel/apollolake/Makefile.inc

@@ -38,6 +38,7 @@ ramstage-y += cpu.c
 ramstage-y += chip.c
 ramstage-y += placeholders.c
 ramstage-y += gpio.c
+ramstage-y += graphics.c
 ramstage-$(CONFIG_SOC_UART_DEBUG) += uart_early.c
 ramstage-y += lpc.c
 ramstage-y += lpc_lib.c