[SPARC64] clock: Only probe central fhc clock on Enterprise boxes.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index 540e4b6..75cb6b4 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -780,6 +780,13 @@
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)