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Diffstat (limited to 'sys/arm/allwinner/a10_clk.c')
-rw-r--r--sys/arm/allwinner/a10_clk.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/arm/allwinner/a10_clk.c b/sys/arm/allwinner/a10_clk.c
index 8518c74..aca137d 100644
--- a/sys/arm/allwinner/a10_clk.c
+++ b/sys/arm/allwinner/a10_clk.c
@@ -69,6 +69,10 @@ static struct a10_ccm_softc *a10_ccm_sc = NULL;
static int
a10_ccm_probe(device_t dev)
{
+
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+
if (ofw_bus_is_compatible(dev, "allwinner,sun4i-ccm")) {
device_set_desc(dev, "Allwinner Clock Control Module");
return(BUS_PROBE_DEFAULT);
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