arm64: Remove SMP support

As ARM Trusted Firmware is the only first class citizen for
booting arm64 multi-processor in coreboot remove SMP
support. If SoCs want to bring up MP then ATF needs to be
ported and integrated.

Change-Id: Ife24d53eed9b7a5a5d8c69a64d7a20a55a4163db
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: http://review.coreboot.org/11909
Tested-by: build bot (Jenkins)
Reviewed-by: Julius Werner <jwerner@chromium.org>

1 files changed, 0 insertions, 53 deletions

diff --git a/src/arch/arm64/startup.c b/src/arch/arm64/startup.c
deleted file mode 100644
index 6ffe3f9b29..0000000000
--- a/src/arch/arm64/startup.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google Inc
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- */
-
-#include <arch/cache.h>
-#include <arch/lib_helpers.h>
-#include <arch/startup.h>
-#include <console/console.h>
-
-/* This space is defined in stage_entry.S. */
-extern u8 _arm64_startup_data[];
-
-static inline void save_element(size_t index, uint64_t val)
-{
-	uint64_t *ptr = (uint64_t *)_arm64_startup_data;
-
-	ptr[index] = val;
-}
-
-/*
- * startup_save_cpu_data is used to save register values that need to be setup
- * when a CPU starts booting. This is used by secondary CPUs as well as resume
- * path to directly setup MMU and other related registers.
- */
-void startup_save_cpu_data(void)
-{
-	save_element(MAIR_INDEX, raw_read_mair_current());
-	save_element(TCR_INDEX, raw_read_tcr_current());
-	save_element(TTBR0_INDEX, raw_read_ttbr0_current());
-	save_element(VBAR_INDEX, raw_read_vbar_current());
-	save_element(CNTFRQ_INDEX, raw_read_cntfrq_el0());
-	save_element(CPACR_INDEX, raw_read_cpacr_el1());
-
-	if (get_current_el() == EL3) {
-		save_element(SCR_INDEX, raw_read_scr_el3());
-		save_element(CPTR_INDEX, raw_read_cptr_el3());
-	}
-
-	dcache_clean_by_mva(_arm64_startup_data,
-			    NUM_ELEMENTS * PER_ELEMENT_SIZE_BYTES);
-}