libpayload arm64: Move console_init after post_sysinfo_mmu_setup call

This is important since mmu is disabled during the post_sysinfo_mmu_setup call
and calling printf can cause unaligned access.

BUG=None
BRANCH=None
TEST=Compiles successfully and boots to kernel prompt with console_init

Change-Id: I5ef72ee449fdcf30186f97485cc532d6c56b2c5d
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: 688ef3856d
Original-Change-Id: Ie376e394d084edd6c999fc9edde79f15a0264e7b
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/222664
Original-Reviewed-by: Jimmy Zhang <jimmzhang@nvidia.com>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/8795
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

payloads/libpayload/arch/arm64/main.c

@@ -121,12 +121,12 @@ void start_main(void)
 	/* Gather system information. */
 	lib_get_sysinfo();
 
+	post_sysinfo_scan_mmu_setup();
+
 #ifndef CONFIG_LP_SKIP_CONSOLE_INIT
 	console_init();
 #endif
 
-	post_sysinfo_scan_mmu_setup();
-
 	printf("ARM64: Libpayload %s\n",__func__);
 	exception_init();