[POWERPC] Add 'mdio' to bus scan id list for platforms with QE UEC

Add 'mdio' to bus scan id list for platforms with QE UEC
as a consequence of converting UEC mdio driver to an
of_platform driver in the ucc_geth phylib conversion patch.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/platforms/83xx/mpc832x_mds.c

@@ -111,6 +111,7 @@ static struct of_device_id mpc832x_ids[] = {
 	{ .type = "soc", },
 	{ .compatible = "soc", },
 	{ .type = "qe", },
+	{ .type = "mdio", },
 	{},
 };
 

arch/powerpc/platforms/83xx/mpc832x_rdb.c

@@ -73,6 +73,7 @@ static struct of_device_id mpc832x_ids[] = {
 	{ .type = "soc", },
 	{ .compatible = "soc", },
 	{ .type = "qe", },
+	{ .type = "mdio", },
 	{},
 };
 

arch/powerpc/platforms/83xx/mpc836x_mds.c

@@ -118,6 +118,7 @@ static struct of_device_id mpc836x_ids[] = {
 	{ .type = "soc", },
 	{ .compatible = "soc", },
 	{ .type = "qe", },
+	{ .type = "mdio", },
 	{},
 };
 

arch/powerpc/platforms/85xx/mpc85xx_mds.c

@@ -147,6 +147,7 @@ static struct of_device_id mpc85xx_ids[] = {
 	{ .type = "soc", },
 	{ .compatible = "soc", },
 	{ .type = "qe", },
+	{ .type = "mdio", },
 	{},
 };