cbfstool: Remove arch check for different stages

Remove the arch check for each stage as the arch for different stages can be
different based on the SoC. e.g.: Rush has arm32-based romstage whereas
arm64-based ramstage

BUG=None
BRANCH=None
TEST=Compiles successfully for nyan, link and rush

Original-Change-Id: I561dab5a5d87c6b93b8d667857d5e181ff72e35d
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/205761
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Original-Commit-Queue: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-by: Ronald Minnich <rminnich@chromium.org>
(cherry picked from commit 6a6a87b65fcab5a7e8163258c7e8d704fa8d97c3)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: Ic412d60d8a72dac4f9807cae5d8c89499a157f96
Reviewed-on: http://review.coreboot.org/8179
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/util/cbfstool/elfheaders.c b/util/cbfstool/elfheaders.c
index bee44d8..98a06c5 100644
--- a/util/cbfstool/elfheaders.c
+++ b/util/cbfstool/elfheaders.c
@@ -608,16 +608,6 @@
 	/* Copy out the parsed elf header. */
 	memcpy(ehdr, &pelf.ehdr, sizeof(*ehdr));
 
-	// The tool may work in architecture-independent way.
-	if (arch != CBFS_ARCHITECTURE_UNKNOWN &&
-	    !((ehdr->e_machine == EM_AARCH64) && (arch == CBFS_ARCHITECTURE_AARCH64)) &&
-	    !((ehdr->e_machine == EM_ARM) && (arch == CBFS_ARCHITECTURE_ARM)) &&
-	    !((ehdr->e_machine == EM_RISCV) && (arch == CBFS_ARCHITECTURE_RISCV)) &&
-	    !((ehdr->e_machine == EM_386) && (arch == CBFS_ARCHITECTURE_X86))) {
-		ERROR("The stage file has the wrong architecture\n");
-		return -1;
-	}
-
 	*pphdr = calloc(ehdr->e_phnum, sizeof(Elf64_Phdr));
 	memcpy(*pphdr, pelf.phdr, ehdr->e_phnum * sizeof(Elf64_Phdr));