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 1/3] dt-bindings: net: add reset property for aspeed, ast2600-mdio binding
Date: Mon, 21 Mar 2022 17:56:46 +0800 [thread overview]
Message-ID: <20220321095648.4760-2-dylan_hung@aspeedtech.com> (raw)
In-Reply-To: <20220321095648.4760-1-dylan_hung@aspeedtech.com>
The AST2600 MDIO bus controller has a reset control bit and must be
deasserted before the manipulating the MDIO controller.
Signed-off-by: Dylan Hung <dylan_hung@aspeedtech.com>
Cc: stable@vger.kernel.org
---
.../devicetree/bindings/net/aspeed,ast2600-mdio.yaml | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml
index 1c88820cbcdf..8ba108e25d94 100644
--- a/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml
+++ b/Documentation/devicetree/bindings/net/aspeed,ast2600-mdio.yaml
@@ -23,12 +23,15 @@ properties:
reg:
maxItems: 1
description: The register range of the MDIO controller instance
+ resets:
+ maxItems: 1
required:
- compatible
- reg
- "#address-cells"
- "#size-cells"
+ - resets
unevaluatedProperties: false
@@ -39,6 +42,7 @@ examples:
reg = <0x1e650000 0x8>;
#address-cells = <1>;
#size-cells = <0>;
+ resets = <&syscon 35>;
ethphy0: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
--
2.25.1
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next prev parent reply other threads:[~2022-03-22 6:11 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-21 9:56 [PATCH v2 0/3] Add reset deassertion for Aspeed MDIO Dylan Hung
2022-03-21 9:56 ` Dylan Hung [this message]
2022-03-21 12:48 ` [PATCH v2 1/3] dt-bindings: net: add reset property for aspeed, ast2600-mdio binding Andrew Lunn
2022-03-21 13:35 ` Rob Herring
2022-03-21 15:51 ` Krzysztof Kozlowski
2022-03-21 9:56 ` [PATCH v2 2/3] net: mdio: add reset control for Aspeed MDIO Dylan Hung
2022-03-21 10:15 ` Philipp Zabel
2022-03-21 9:56 ` [PATCH v2 3/3] ARM: dts: aspeed: add reset properties into MDIO nodes Dylan Hung
2022-03-21 15:53 ` Krzysztof Kozlowski
2022-03-22 2:32 ` Dylan Hung
2022-03-22 3:00 ` Andrew Lunn
2022-03-22 3:22 ` Dylan Hung
2022-03-22 9:08 ` Philipp Zabel
2022-03-22 8:40 ` Krzysztof Kozlowski
2022-03-22 8:44 ` Dylan Hung
2022-03-21 12:45 ` [PATCH v2 0/3] Add reset deassertion for Aspeed MDIO Andrew Lunn
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