linux-kernel - [PATCH v2 09/10] arch: arm: dts: bletchley: enable mdio3 bus

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Date:   Mon, 14 Feb 2022 12:25:37 +0800
From:   Potin Lai <potin.lai@...ntatw.com>
To:     Rob Herring <robh+dt@...nel.org>, Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>
Cc:     Patrick Williams <patrick@...cx.xyz>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Potin Lai <potin.lai@...ntatw.com>
Subject: [PATCH v2 09/10] arch: arm: dts: 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@...ntatw.com>
---
 arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
index 8c8fbfcbb257..946107bd8bc7 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-bletchley.dts
@@ -841,3 +841,8 @@
 		&pinctrl_adc12_default &pinctrl_adc13_default
 		&pinctrl_adc14_default &pinctrl_adc15_default>;
 };
+
+&mdio3 {
+	status = "okay";
+	/* TODO: Add Marvell 88X3310 */
+};
-- 
2.17.1