From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6C47830E0E9; Tue, 7 Jul 2026 07:56:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783411006; cv=none; b=UPmUSwsGjWa27JNyk4xcZHMNWuZ9H5UfTypGG1TiUtGMGN4WhDOXm7vQOPc7ZfUMk7y4dvvBJaHWpS2g6VxTnIPO2Gy7xPTSJ68JkPPoXTCwyZSifs1jscm697tQExsuHsWQKTCs0ucUqoOzechHrH/1AxI4Ze5wfj4L97th3kM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783411006; c=relaxed/simple; bh=t45HS3VqzLs2gZdMxEqbLZ8AZAO09G1Hi91tXQsUgyk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=evtztG6fFqd7AoxPrivwl5H3rzynKIyCF7t71ARm7XXs/xoyg1fFGJaeNw9wn8swDoW6CqUOkVIFdLWs+D13hZHi/1DRL39SpT1B3Mx/Sog7FhL1QpoXRR//1t0MHVbwxkeNFWZA0rEyeErvJ2sKbRZSGzxXyE5h0FE+r5zdFCo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=A9bjJadL; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="A9bjJadL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 245F11F000E9; Tue, 7 Jul 2026 07:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783411005; bh=qaJDMFyR+9jLQSxF03msoSIkTshFmDA4EhMhCDFnmjE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=A9bjJadLxG7fn5qzOI2Qt9OPM+U3hP3p5LM/75sg6b45yzGpoyX8tnEdXaOuB4HRh /bwASg9dpZ5oFrf+ISXo4aN3d3Z9jl070OUQMmTjx10FdBHbb6nueTTppRJelqTRBN A7PJopGnCYOuFPjxQQTgbWlSzbytw0HVdLLLN6N3DGcs+kO6TK0uM75Z4E3o0zTH8O hznV7A8UruoBehq1CXMx92z33Q3Lr5YDSwaK9KLxSZLwZayKvIYX32AkQ26YuCBKU4 U44d6P9KWlHlzB4i6z8s/MiB75PZPiu7Jr8RPAZAS8hCVHGJ8+AGs7NLVZm7Gvm+mS 3+GlhJSgmoziQ== Date: Tue, 7 Jul 2026 07:56:42 +0000 From: Yixun Lan To: Aurelien Jarno Cc: linux-kernel@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "open list:RISC-V ARCHITECTURE" , "open list:RISC-V SPACEMIT SoC Support" Subject: Re: [PATCH v2 5/5] riscv: dts: spacemit: improve RTL8211F PHY configuration on K3 Pico-ITX board Message-ID: <20260707075642-GKG35811@kernel.org> References: <20260623204431.498700-1-aurelien@aurel32.net> <20260623204431.498700-6-aurelien@aurel32.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260623204431.498700-6-aurelien@aurel32.net> Hi Aurelien, On 22:43 Tue 23 Jun , Aurelien Jarno wrote: > Vendor kernel enabled ALDPS (Advanced Link Down Power Saving) on the > RTL8211F PHY to save power when link down. for ALDPS, tested here do noticed it will configure RTL8211F PHY's RTL8211F_PHYCR1 register via rtl8211f_config_aldps() And plug out then in the cable, the network(eth0) will come back and still works fine, although I have no power consumption meter to test, but I think it deserves: Tested-by: Yixun Lan > > Vendor kernel also disabled the 125MHz clkout clock signal, and indeed > the schematics confirms that it only goes to a test point (TP14), so > let's do the same. > > Signed-off-by: Aurelien Jarno > --- > arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts > index bf64b6c6f867f..e12d798b48a49 100644 > --- a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts > +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts > @@ -234,6 +234,8 @@ phy0: phy@1 { > reset-gpios = <&gpio 0 15 GPIO_ACTIVE_LOW>; > reset-assert-us = <10000>; > reset-deassert-us = <10000>; > + realtek,aldps-enable; > + realtek,clkout-disable; > }; > }; > }; > -- > 2.53.0 > -- Yixun Lan (dlan)