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| author | York Sun <yorksun@freescale.com> | 2012-05-07 07:39:53 (GMT) |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2012-07-06 22:30:33 (GMT) |
| commit | feae34243f63fc319b40db7b92070a0718dc31a6 (patch) | |
| tree | c5b580dd44864faf5cfc586e42edb3c30a3ed110 /arch | |
| parent | 5e23ab0a31f19f894fe46bfab6f68b8bcfa10cf6 (diff) | |
| download | u-boot-fsl-qoriq-feae34243f63fc319b40db7b92070a0718dc31a6.tar.xz | |
powerpc/mpc85xx: Fix Handling the lack of L2 cache on P2040/P2040E
Fix SVR checking for commit acf3f8da.
Signed-off-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/release.S | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/release.S b/arch/powerpc/cpu/mpc85xx/release.S index 36c79d3..1860684 100644 --- a/arch/powerpc/cpu/mpc85xx/release.S +++ b/arch/powerpc/cpu/mpc85xx/release.S @@ -171,15 +171,12 @@ __secondary_start_page: #ifdef CONFIG_BACKSIDE_L2_CACHE /* skip L2 setup on P2040/P2040E as they have no L2 */ - mfspr r2,SPRN_SVR + mfspr r3,SPRN_SVR + rlwinm r6,r3,24,~0x800 /* clear E bit of SVR */ + lis r3,SVR_P2040@h ori r3,r3,SVR_P2040@l - cmpw r2,r3 - beq 3f - - lis r3,SVR_P2040_E@h - ori r3,r3,SVR_P2040_E@l - cmpw r2,r3 + cmpw r6,r3 beq 3f /* Enable/invalidate the L2 cache */ |