[PATCH RESEND 2/7] ARM: socfpga: enable big endian for secondary core(s)

Ben Dooks ben.dooks at codethink.co.uk
Wed Mar 25 04:27:47 PDT 2015

Update the secondary code to allow the secondary boot to work when the
system is running big endian.

Signed-off-by: Ben Dooks <ben.dooks at codethink.co.uk>
CC: Linux ARM Kernel <linux-arm-kernel at lists.infradead.org>
CC: Dinh Nguyen <dinguyen at opensource.altera.com>
 arch/arm/mach-socfpga/headsmp.S | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-socfpga/headsmp.S b/arch/arm/mach-socfpga/headsmp.S
index f65ea0a..a580dcd 100644
--- a/arch/arm/mach-socfpga/headsmp.S
+++ b/arch/arm/mach-socfpga/headsmp.S
@@ -10,6 +10,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/memory.h>
+#include <asm/assembler.h>
 	.arch	armv7-a
@@ -18,12 +19,14 @@ ENTRY(secondary_trampoline)
 	 * Thus, we can just subtract the PAGE_OFFSET to get the physical
 	 * address of &cpu1start_addr. This would not work for platforms
 	 * where the physical memory does not start at 0x0.
-	 */
+	*/
+ARM_BE8(setend	be)
 	adr	r0, 1f
 	ldmia	r0, {r1, r2}
 	sub	r2, r2, #PAGE_OFFSET
 	ldr	r3, [r2]
 	ldr	r4, [r3]
+ARM_BE8(rev	r4, r4)
 	bx	r4

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