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-rw-r--r--arch/sparc64/kernel/time.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 540e4b6c2de..75cb6b4dc14 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -780,6 +780,13 @@ static int __devinit clock_probe(struct of_device *op, const struct of_device_id
if (!model || !clock_model_matches(model))
return -ENODEV;
+ /* On an Enterprise system there can be multiple mostek clocks.
+ * We should only match the one that is on the central FHC bus.
+ */
+ if (!strcmp(dp->parent, "fhc") &&
+ strcmp(dp->parent->parent, "central") != 0)
+ return -ENODEV;
+
size = (op->resource[0].end - op->resource[0].start) + 1;
regs = of_ioremap(&op->resource[0], 0, size, "clock");
if (!regs)