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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-27 03:58:22 +0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-27 03:58:22 +0400
commit9693ebd4815eefa2b7c8fcc699061a0c8da0c1e7 (patch)
treecd8d8919c18528c26aa78291833b3551c4d33a35 /arch/powerpc/sysdev/fsl_lbc.c
parent3fb7933850faf1017c59a675e895ed8f27fef4be (diff)
parent6ff31453161e8614e8ba3b360f8d883a27230e0c (diff)
downloadlinux-9693ebd4815eefa2b7c8fcc699061a0c8da0c1e7.tar.xz
Merge remote branch 'kumar/merge' into merge
Diffstat (limited to 'arch/powerpc/sysdev/fsl_lbc.c')
-rw-r--r--arch/powerpc/sysdev/fsl_lbc.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/powerpc/sysdev/fsl_lbc.c b/arch/powerpc/sysdev/fsl_lbc.c
index 4fcb5a4e60dd..0608b1657da4 100644
--- a/arch/powerpc/sysdev/fsl_lbc.c
+++ b/arch/powerpc/sysdev/fsl_lbc.c
@@ -184,7 +184,8 @@ int fsl_upm_run_pattern(struct fsl_upm *upm, void __iomem *io_base, u32 mar)
}
EXPORT_SYMBOL(fsl_upm_run_pattern);
-static int __devinit fsl_lbc_ctrl_init(struct fsl_lbc_ctrl *ctrl)
+static int __devinit fsl_lbc_ctrl_init(struct fsl_lbc_ctrl *ctrl,
+ struct device_node *node)
{
struct fsl_lbc_regs __iomem *lbc = ctrl->regs;
@@ -198,6 +199,10 @@ static int __devinit fsl_lbc_ctrl_init(struct fsl_lbc_ctrl *ctrl)
/* Enable interrupts for any detected events */
out_be32(&lbc->lteir, LTEIR_ENABLE);
+ /* Set the monitor timeout value to the maximum for erratum A001 */
+ if (of_device_is_compatible(node, "fsl,elbc"))
+ clrsetbits_be32(&lbc->lbcr, LBCR_BMT, LBCR_BMTPS);
+
return 0;
}
@@ -304,7 +309,7 @@ static int __devinit fsl_lbc_ctrl_probe(struct platform_device *dev)
fsl_lbc_ctrl_dev->dev = &dev->dev;
- ret = fsl_lbc_ctrl_init(fsl_lbc_ctrl_dev);
+ ret = fsl_lbc_ctrl_init(fsl_lbc_ctrl_dev, dev->dev.of_node);
if (ret < 0)
goto err;