AMD K8 fam10-15: Consolidate post_cache_as_ram call

Change-Id: I5e7890aafbc8c80716ee49690e306482a482a863
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/20573
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>

src/mainboard/nvidia/l1_2pvv/romstage.c

@@ -194,6 +194,4 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 	/* all ap stopped? */
 
 	sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
-
-	post_cache_as_ram(); // bsp swtich stack to RAM and copy sysinfo RAM now
 }