soc/intel/baytrail: Don't reinitialize SPI after lockdown

With the common southbridge SPI code reinitialization after lockdown
is not necessary, hence the SMM finalize call becomes a no-op.

Change-Id: Ie73a0adc120731d541a772e09f3482902771b9eb
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36008
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/intel/baytrail/southcluster.c

@@ -577,9 +577,6 @@ static void finalize_chipset(void *unused)
 		write32(spi + UVSCC, cfg.uvscc);
 		write32(spi + LVSCC, cfg.lvscc | VCL);
 	}
-
-	printk(BIOS_DEBUG, "Finalizing SMM.\n");
-	outb(APM_CNT_FINALIZE, APM_CNT);
 }
 
 BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY, finalize_chipset, NULL);