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authorTetsuyuki Kobayashi <koba@kmckk.co.jp>2013-07-10 10:56:35 +0900
committerSimon Horman <horms+renesas@verge.net.au>2013-07-18 08:35:21 +0900
commitbdea6c657e15a709e666ea707e72327c555e8e04 (patch)
tree89366dcabb48fe2259aacc8500a7708c0a9eb7d8 /arch/arm/mach-shmobile/headsmp-scu.S
parent2c408d149299e99c89fc4be80fb4fe00a7016f02 (diff)
downloadlinux-linaro-stable-bdea6c657e15a709e666ea707e72327c555e8e04.tar.gz
ARM: shmobile: fix compile error when CONFIG_THUMB2_KERNEL=y
On KZM-A9-GT board (SMP), when CONFIG_THUMB2_KERNEL=y it fails to compile AS arch/arm/mach-shmobile/headsmp-scu.o /proj/koba/kernel/arm-soc/arch/arm/mach-shmobile/headsmp-scu.S: Assembler messages: /proj/koba/kernel/arm-soc/arch/arm/mach-shmobile/headsmp-scu.S:41: Error: shift must be constant -- `bic r2,r2,r3,lsl r1' make[2]: *** [arch/arm/mach-shmobile/headsmp-scu.o] Error 1 make[1]: *** [arch/arm/mach-shmobile] Error 2 make: *** [sub-make] Error 2 Instruction `bic r2,r2,r3,lsl r1' is not supported in thumb mode. This patch split it into 2 instructions. Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp> Acked-by: Magnus Damm <damm@opensource.se> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm/mach-shmobile/headsmp-scu.S')
-rw-r--r--arch/arm/mach-shmobile/headsmp-scu.S3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/headsmp-scu.S b/arch/arm/mach-shmobile/headsmp-scu.S
index 6f9865467258..5ce416c090e1 100644
--- a/arch/arm/mach-shmobile/headsmp-scu.S
+++ b/arch/arm/mach-shmobile/headsmp-scu.S
@@ -38,7 +38,8 @@ ENTRY(shmobile_boot_scu)
lsl r1, r1, #3 @ we will shift by cpu_id * 8 bits
ldr r2, [r0, #8] @ SCU Power Status Register
mov r3, #3
- bic r2, r2, r3, lsl r1 @ Clear bits of our CPU (Run Mode)
+ lsl r3, r3, r1
+ bic r2, r2, r3 @ Clear bits of our CPU (Run Mode)
str r2, [r0, #8] @ write back
b shmobile_invalidate_start