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| author | Tetsuyuki Kobayashi <koba@kmckk.co.jp> | 2012-10-04 18:39:22 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-10-08 11:15:04 -0700 |
| commit | 03eecab9a1ba5f0226987a6ea58eb75a41d23408 (patch) | |
| tree | bafc3f3e77b603ebb3e679e6fdc922c400ac16f1 /arch/arm/cpu | |
| parent | 8a10180d62bb50a1f19441494bf9a5cea29ccfda (diff) | |
| download | u-boot-imx-03eecab9a1ba5f0226987a6ea58eb75a41d23408.zip u-boot-imx-03eecab9a1ba5f0226987a6ea58eb75a41d23408.tar.gz u-boot-imx-03eecab9a1ba5f0226987a6ea58eb75a41d23408.tar.bz2 | |
arm: rmobile: bugfix: wrong register saving in lowlevel_init
lowlevel_init() of rmobile badly assumed that ip register holds return address.
The commit "63ee53a7 armv7 cpu_init_crit: Simplify code" breaks this assumption.
This patch removes this bad assumption and simplify code.
Signed-off-by: Tetsuyuki Kobayashi <koba@kmckk.co.jp>
Diffstat (limited to 'arch/arm/cpu')
| -rw-r--r-- | arch/arm/cpu/armv7/rmobile/lowlevel_init.S | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/arch/arm/cpu/armv7/rmobile/lowlevel_init.S b/arch/arm/cpu/armv7/rmobile/lowlevel_init.S index 1bd391e..4fdca06 100644 --- a/arch/arm/cpu/armv7/rmobile/lowlevel_init.S +++ b/arch/arm/cpu/armv7/rmobile/lowlevel_init.S @@ -76,17 +76,7 @@ loop0: bne loop0 ldr sp, MERAM_STACK - - str ip, [sp] /* stash old link register */ - mov ip, lr /* save link reg across call */ - - bl s_init - - ldr ip, [sp] /* restore save ip */ - mov lr, ip /* restore link reg */ - - /* back to arch calling code */ - mov pc, lr + b s_init .pool .align 4 |