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| author | Tetsuyuki Kobayashi <koba@kmckk.co.jp> | 2013-07-10 05:56:35 +0400 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2013-07-18 03:35:21 +0400 |
| commit | bdea6c657e15a709e666ea707e72327c555e8e04 (patch) | |
| tree | 89366dcabb48fe2259aacc8500a7708c0a9eb7d8 /arch/arm/mach-shmobile/headsmp-scu.S | |
| parent | 2c408d149299e99c89fc4be80fb4fe00a7016f02 (diff) | |
| download | linux-bdea6c657e15a709e666ea707e72327c555e8e04.tar.xz | |
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.S | 3 |
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 |