From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AA1D8EE0ADA for ; Sat, 7 Feb 2026 11:56:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=aWQyz+XqKoA+I/qmOsZseq9lLwJcMrhxDgK97pKQcCA=; b=vDs1Xo4f5RPPbY JK2qT23U9isxU86ugdjOl1wx5Y0DvbbCO4wuxoc3J35bzOhpPAgt+NfSOko7/VhdMLHt7rdhX85Gi 1xVucQRnuo8DDZcmX2squQBsH4b/9ovpMRLuO4s75GUv6QwqxIjGkq5aaUg8u0hKkKgsxmRjYp/vo n4Qj5vQW16YHDSPKPLDDwUQoXVc6aUMazRhm3jsknSgnQocVuNmjKZLxyYcZb5cBErOYlSdnGUhF6 Bzv9t5e88v7kerqpTu3qNEQ44pK0bRgYfiltNjK2A/e9OD9O0TE9/ZZF7D3uWiM4yNyxCik9FO5oe mITco0KT09mI01Fcperg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vogv6-0000000CPnQ-23rX; Sat, 07 Feb 2026 11:56:12 +0000 Received: from woodpecker.gentoo.org ([2001:470:ea4a:1:5054:ff:fec7:86e4] helo=smtp.gentoo.org) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vogv3-0000000CPn2-2RCn; Sat, 07 Feb 2026 11:56:11 +0000 Received: from localhost (unknown [116.232.48.232]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id D436D341F0D; Sat, 07 Feb 2026 11:56:03 +0000 (UTC) Date: Sat, 7 Feb 2026 19:55:51 +0800 From: Yixun Lan To: Chukun Pan Cc: Yixun Lan , Vinod Koul , Ze Huang , Rob Herring , Mark Brown , Conor Dooley , Liam Girdwood , Krzysztof Kozlowski , Neil Armstrong , linux-riscv@lists.infradead.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, spacemit@lists.linux.dev Subject: Re: [PATCH 1/2] dt-bindings: phy: spacemit: add regulator support to K1 USB2 PHY Message-ID: <20260207115551-GYA130548@gentoo.org> References: <20260206100009.873182-1-amadeus@jmu.edu.cn> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260206100009.873182-1-amadeus@jmu.edu.cn> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260207_035609_662777_5C3E1D3F X-CRM114-Status: GOOD ( 12.88 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Hi Chukun, On 18:00 Fri 06 Feb , Chukun Pan wrote: > Add an optional phy-supply property to describe the regulator > supplying for USB VBUS. > No, the phy itself doesn't require regulator supply We previously had a discussion about this, and I personally agree it should be handled at USB port level, see Ze's comment https://lore.kernel.org/all/aWJAT3n_KcND8bOz@monica.localdomain/ > Signed-off-by: Chukun Pan > --- > Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml > index 43eaca90d88c..74a1cd5bcdbe 100644 > --- a/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/spacemit,usb2-phy.yaml > @@ -19,6 +19,10 @@ properties: > clocks: > maxItems: 1 > > + phy-supply: > + description: > + Phandle to a regulator that provides power to VBUS. > + > "#phy-cells": > const: 0 > > -- > 2.34.1 > -- Yixun Lan (dlan) -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy