ARM: dts: aspeed: bletchley: Enable mdio3 bus

Enable mdio3 bus based on EVT HW.

So far lack of c45 support in mdio-aspeed, at least can access mdio bus
by read/write register.

TODO: Add Marvell PHY 88X3310 and mdio-aspeed driver c45 support

Signed-off-by: Potin Lai <potin.lai@quantatw.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Reviewed-by: Patrick Williams <patrick@stwcx.xyz>
Link: https://lore.kernel.org/r/20220215163151.32252-10-potin.lai@quantatw.com
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
index 3ab4842..4946543 100644 (file)
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
@@ -840,3 +840,8 @@
                &pinctrl_adc12_default &pinctrl_adc13_default
                &pinctrl_adc14_default &pinctrl_adc15_default>;
 };
+
+&mdio3 {
+       status = "okay";
+       /* TODO: Add Marvell 88X3310 */
+};