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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , David Wu , Alexandre Torgue , Jose Abreu , Maxime Coquelin , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com References: <20231123-dwmac-rk_phy_wol-v1-0-bf4e718081b9@wolfvision.net> <20231123-dwmac-rk_phy_wol-v1-1-bf4e718081b9@wolfvision.net> <20231123-operable-frustrate-6c71ab0dafbf@spud> From: Javier Carrasco In-Reply-To: <20231123-operable-frustrate-6c71ab0dafbf@spud> X-ClientProxiedBy: FR3P281CA0095.DEUP281.PROD.OUTLOOK.COM (2603:10a6:d10:a1::7) To VE1PR08MB4974.eurprd08.prod.outlook.com (2603:10a6:803:111::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: VE1PR08MB4974:EE_|GV2PR08MB9422:EE_ X-MS-Office365-Filtering-Correlation-Id: 56da3080-315b-403d-300f-08dbec5b7589 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 23.11.23 18:20, Conor Dooley wrote: > On Thu, Nov 23, 2023 at 01:14:13PM +0100, Javier Carrasco wrote: >> This property defines if PHY WOL is preferred. If it is not defined, MAC >> WOL will be preferred instead. >> >> Signed-off-by: Javier Carrasco >> --- >> Documentation/devicetree/bindings/net/rockchip-dwmac.yaml | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >> index 70bbc4220e2a..fc4b02a5a375 100644 >> --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >> +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml >> @@ -91,6 +91,12 @@ properties: >> The phandle of the syscon node for the peripheral general register file. >> $ref: /schemas/types.yaml#/definitions/phandle >> >> + rockchip,phy-wol: >> + type: boolean >> + description: >> + If present, indicates that PHY WOL is preferred. MAC WOL is preferred >> + otherwise. > > Although I suspect this isn't, it sounds like software policy. What > attribute of the hardware determines which is preferred? Maybe the word "preferred" set off a red flag. The description is taken from the mediatek,mac-wol, which is used to set the same flag with inverted logic (I could invert my logic to call mine rockchip,mac-wol and use a description without "preferences"). This property is used to enable the PHY WOL in case the MAC is powered off in suspend mode, so it cannot provide WOL. This is done by a PMIC as defined in the device tree and that should not be something the software could tweak. Best regards, Javier Carrasco _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel