]> Pileus Git - ~andy/linux/commit
powerpc/fsl_lbc: Add workaround for ELBC-A001 erratum
authorShengzhou Liu <Shengzhou.Liu@freescale.com>
Thu, 19 May 2011 10:48:01 +0000 (18:48 +0800)
committerKumar Gala <galak@kernel.crashing.org>
Fri, 20 May 2011 13:46:49 +0000 (08:46 -0500)
commitd08e44570ed611c527a1062eb4f8c6ac61832e6e
treeed808ac6e887995a5d7dd9c6b2ed6c355deaa000
parent208b3a4c196e733b9cec006dc132cfc149b2810a
powerpc/fsl_lbc: Add workaround for ELBC-A001 erratum

Simultaneous FCM and GPCM or UPM operation may erroneously trigger
bus monitor timeout.

Set the local bus monitor timeout value to the maximum by setting
LBCR[BMT] = 0 and LBCR[BMTPS] = 0xF.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
arch/powerpc/include/asm/fsl_lbc.h
arch/powerpc/sysdev/fsl_lbc.c