[ARM] 4587/1: S3C24XX: Add magic number before resume code

Add a magic number before the resume code so
that a bootloader can check that there is an
image to resume to.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 8 insertions, 0 deletions

diff --git a/arch/arm/plat-s3c24xx/sleep.S b/arch/arm/plat-s3c24xx/sleep.S
index d47113bbc34c..a646cbe8244c 100644
--- a/arch/arm/plat-s3c24xx/sleep.S
+++ b/arch/arm/plat-s3c24xx/sleep.S
@@ -96,6 +96,14 @@ resume_with_mmu:
 s3c2410_sleep_save_phys:
         .word   0
 
+
+        /* sleep magic, to allow the bootloader to check for an valid
+         * image to resume to. Must be the first word before the
+         * s3c2410_cpu_resume entry.
+        */
+
+        .word   0x2bedf00d
+
         /* s3c2410_cpu_resume
          *
          * resume code entry for bootloader to call