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From:   Dylan Hung <dylan_hung@aspeedtech.com>
To:     <robh+dt@kernel.org>, <joel@jms.id.au>, <andrew@aj.id.au>,
        <andrew@lunn.ch>, <hkallweit1@gmail.com>, <linux@armlinux.org.uk>,
        <davem@davemloft.net>, <kuba@kernel.org>, <pabeni@redhat.com>,
        <p.zabel@pengutronix.de>, <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-aspeed@lists.ozlabs.org>, <linux-kernel@vger.kernel.org>,
        <netdev@vger.kernel.org>
CC:     <BMC-SW@aspeedtech.com>, <stable@vger.kernel.org>
Subject: [PATCH v2 3/3] ARM: dts: aspeed: add reset properties into MDIO nodes
Date:   Mon, 21 Mar 2022 17:56:48 +0800
Message-ID: <20220321095648.4760-4-dylan_hung@aspeedtech.com>
In-Reply-To: <20220321095648.4760-1-dylan_hung@aspeedtech.com>
References: <20220321095648.4760-1-dylan_hung@aspeedtech.com>
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Add reset control properties into MDIO nodes.  The 4 MDIO controllers in
AST2600 SOC share one reset control bit SCU50[3].

Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Cc: stable@vger.kernel.org
---
 arch/arm/boot/dts/aspeed-g6.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index c32e87fad4dc..ab20ea8d829d 100644
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -181,6 +181,7 @@ mdio0: mdio@1e650000 {
 			status = "disabled";
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_mdio1_default>;
+			resets = <&syscon ASPEED_RESET_MII>;
 		};
 
 		mdio1: mdio@1e650008 {
@@ -191,6 +192,7 @@ mdio1: mdio@1e650008 {
 			status = "disabled";
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_mdio2_default>;
+			resets = <&syscon ASPEED_RESET_MII>;
 		};
 
 		mdio2: mdio@1e650010 {
@@ -201,6 +203,7 @@ mdio2: mdio@1e650010 {
 			status = "disabled";
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_mdio3_default>;
+			resets = <&syscon ASPEED_RESET_MII>;
 		};
 
 		mdio3: mdio@1e650018 {
@@ -211,6 +214,7 @@ mdio3: mdio@1e650018 {
 			status = "disabled";
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_mdio4_default>;
+			resets = <&syscon ASPEED_RESET_MII>;
 		};
 
 		mac0: ftgmac@1e660000 {
-- 
2.25.1