diff --git a/sys/dev/ofw/ofw_iicbus.c b/sys/dev/ofw/ofw_iicbus.c index fc752b67dd1b..e8effca14160 100644 --- a/sys/dev/ofw/ofw_iicbus.c +++ b/sys/dev/ofw/ofw_iicbus.c @@ -118,8 +118,15 @@ ofw_iicbus_attach(device_t dev) node = ofw_bus_get_node(dev); for (child = OF_child(node); child != 0; child = OF_peer(child)) { - if (OF_getprop(child, "reg", &addr, sizeof(addr)) == -1) - continue; + /* + * Try to get the I2C address first from the i2c-address + * property, then try the reg property. It moves around + * on different systems. + */ + + if (OF_getprop(child, "i2c-address", &addr, sizeof(addr)) == -1) + if (OF_getprop(child, "reg", &addr, sizeof(addr)) == -1) + continue; /* * Now set up the I2C and OFW bus layer devinfo and add it