From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) (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 78E4235E1D9; Sun, 4 Oct 2026 21:12:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=156.67.10.101 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791148358; cv=none; b=Nv+SwaIW3RbeYCjot15ip+babqABuchzLxzuScde5j2Fg+/7xXlsLUqAG24zD5zD6ZHP5ISjsj4VkQMpfMeLDt4wMw0nScYAuN54umxoTTLzvLTKTPLezgiQ+ANq2FnK9u84brbtMewmpMmuqF/8RG1rK8sImpqgBz1247sPaK4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791148358; c=relaxed/simple; bh=NmrH2uqY7UdOuCzorL+84N0i0TF2zr1eCTSHpf3PYcw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=oQmpUMBQakW0AjhaVq14M/PTi15UdPnrfy70buIvcsmOvkyUG1bvrvFAasMmxe4junVno8yIEK5u40ULG3L2GvvnuXP9KS10476MZHBJVZLUn6f0lqtmaolwK9NC9LNMsNHRUnN+VIPvUFxLcO58h3TfBnq1bVwHUxqWnq7hwf0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch; spf=pass smtp.mailfrom=lunn.ch; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b=zoy5ZLLh; arc=none smtp.client-ip=156.67.10.101 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lunn.ch Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lunn.ch Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=lunn.ch header.i=@lunn.ch header.b="zoy5ZLLh" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=y1b6HQppxLWXEYQG/mzzRjuSGf9TO9N0vqMhm+H8UvY=; b=zoy5ZLLh9BmbE/V3lUHsRF7Zte t6bYy8nc/Kc226QFCVZJp6qh1/NcSo+XglbSoVkY6QhwB4kjti3L7omn//jlu5WU1V6BsalIMt9Pt YiYflDyaBt+VCLuI+0X7CiJaAQFztNYIPv5YGRZXWJrPB13/mTl2iKa4dmBvL/0z94Dk=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1xDTVO-008wUB-T0; Sun, 04 Oct 2026 23:12:22 +0200 Date: Sun, 4 Oct 2026 23:12:22 +0200 From: Andrew Lunn To: BG9OXA Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 2/2] arm64: dts: rockchip: add ALIENTEK QuarkPi-CA2 Message-ID: <596745ab-8f98-4e5b-9105-3215a46780a4@lunn.ch> References: <20261001-b4-quarkpi-ca2-v5-0-e19296802978@163.com> <20261001-b4-quarkpi-ca2-v5-2-e19296802978@163.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261001-b4-quarkpi-ca2-v5-2-e19296802978@163.com> On Thu, Oct 01, 2026 at 11:19:47PM +0800, BG9OXA wrote: > The QuarkPi-CA2 is an RK3588S based single board computer with LPDDR4X > RAM, eMMC, microSD, one Gigabit Ethernet port (YT8531 PHY), HDMI 2.1, > DisplayPort over USB-C, M.2 PCIe 2.0 x1, USB 2.0 and 3.0 host ports, > an ES8388 audio codec with headphone amplifier, a MIPI CSI camera > connector, an IR receiver, a PWM controlled fan, ADC keys and a 40-pin > GPIO header. > > The GbE MAC receives its reference clock from the PHY, and the PHY keeps > its clock output enabled while the link is down so that the MAC can be > initialised. > > The MDIO bus is described with separate mdio and mdio-child nodes, and > the RK3588S RGMII delays are applied on the MAC side (tx_delay). > > Signed-off-by: BG9OXA I assume BG9OXA is a radio call sign. So it is unique, and nationally assigned. https://www.kernel.org/doc/html/latest/process/submitting-patches.html says it needs to be "a known identity". I've no idea if a call sign qualifies. Signed-off-by: is considered a legal statement.... > +&gmac1 { > + phy-mode = "rgmii-id"; > + clock_in_out = "input"; > + > + snps,reset-gpio = <&gpio0 RK_PD5 GPIO_ACTIVE_LOW>; > + snps,reset-active-low; > + snps,reset-delays-us = <0 20000 100000>; > + > + pinctrl-names = "default"; > + pinctrl-0 = <&gmac1_miim > + &gmac1_tx_bus2 > + &gmac1_rx_bus2 > + &gmac1_rgmii_clk > + &gmac1_rgmii_bus > + &gmac1_clkinout>; > + > + phy-handle = <&rgmii_phy1>; > + status = "okay"; > +}; > + > +&mdio1 { > + rgmii_phy1: ethernet-phy@1 { > + compatible = "ethernet-phy-ieee802.3-c22"; > + reg = <0x1>; > + > + motorcomm,clk-out-frequency-hz = <125000000>; > + motorcomm,keep-pll-enabled; > + }; > +}; For these two nodes only: Reviewed-by: Andrew Lunn Andrew