From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bg1.exmail.qq.com (bg1.exmail.qq.com [114.132.62.65]) (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 09C0E14A0BC; Tue, 31 Mar 2026 01:59:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.132.62.65 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774922346; cv=none; b=kaJmu0Vh9uND1QPD1vMaitJmHZGLI5d/miy0vCi8T5sH8ciUTEdyjOovcGtg0J6E62DpwLnnholzZ/YGj++XSJ8hp+WNtQRXtWlJnVKM1qFNQP0/sAfhtwA9W2SHCHaRblMjGKP1GKwPZGruaba4fEok40cZJ0f8EL19lCNWD8E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774922346; c=relaxed/simple; bh=6LSm60n2ygd+2xm+I2B5kO1Fidf0iltbaKeD/u3dN/4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=YhMt/srmV/zOLRwMqC2EP4Nc4Dh0HhKbUFtILGZ902ijZv3kwctZ7arBHohuMdtkrTnaG7989fiouTIrpXfsilCIepjLK8KUN71JB9NxGUdvVDzGyuwu5i5Xv1RrPVhl6GIbDXNYqvNPdNgJ2jATQgomjTuHpv6Z1Nu7+B7jtOU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux.spacemit.com; spf=none smtp.mailfrom=linux.spacemit.com; dkim=pass (1024-bit key) header.d=linux.spacemit.com header.i=@linux.spacemit.com header.b=kNFYXLoo; arc=none smtp.client-ip=114.132.62.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux.spacemit.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.spacemit.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.spacemit.com header.i=@linux.spacemit.com header.b="kNFYXLoo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.spacemit.com; s=mxsw2412; t=1774922246; bh=XtgU7u3m8ATvONww0EjKILjjpqHOKR3iuEbKdN8Zh18=; h=Date:From:To:Subject:Message-ID:MIME-Version; b=kNFYXLoo43sI7yOa4HgQf+ZpzEqgmz0c0YifIp8z4mxDRC8QABKZQtTGzQvR/beD0 /62wdLfZpSaVcqJhnY840Vws74eQuMRg68EU+hx8IIc+lCyiltIbMIldXTMCmNVqu8 p4G0iyN5sJnZQAYR0vUgpqwLqxF9ENMXBvmKnKBQ= X-QQ-mid: zesmtpgz6t1774922244tcdd95944 X-QQ-Originating-IP: 6YTJ4mxqFD3mYgJQ7VaqcOKTTPDpfV95ifWMMz/gHXs= Received: from = ( [120.237.158.181]) by bizesmtp.qq.com (ESMTP) with id ; Tue, 31 Mar 2026 09:57:22 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 16396334203676912159 EX-QQ-RecipientCnt: 10 Date: Tue, 31 Mar 2026 09:57:22 +0800 From: Troy Mitchell To: Chukun Pan , Thinh Nguyen Cc: Yixun Lan , Ze Huang , Greg Kroah-Hartman , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, spacemit@lists.linux.dev, Troy Mitchell Subject: Re: [PATCH v3 1/1] usb: dwc3: Add optional VBUS regulator support to SpacemiT K1 Message-ID: References: <20260326100010.3588454-1-amadeus@jmu.edu.cn> <20260326100010.3588454-2-amadeus@jmu.edu.cn> Precedence: bulk X-Mailing-List: linux-usb@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: <20260326100010.3588454-2-amadeus@jmu.edu.cn> X-QQ-SENDSIZE: 520 Feedback-ID: zesmtpgz:linux.spacemit.com:qybglogicsvrgz:qybglogicsvrgz3a-0 X-QQ-XMAILINFO: N71rnkwxYMwyqDkeb55/NvMDEqSgm7/4SH7D0+05HAhIygSSF/ipEuiQ ZPRO8cfgoX8QxnALzWS1U1fFKcEhNjprWwfeWVv56OjHCC0QKv9IncbeCkZK6+Dhgg+E9o6 cx0NsceGNWe7GvUXcSzoOp/rHUH4dg3tbTJ1jnW5pDi9oIq0rFytivjLmSUBfy4Dopm8jV0 fwue1smcxzuASeSXjMDrICUYsOZxTT5fiK2EbQQhCKehNXRnRDwo+EY4wyKyaSxx+Hd+CLq PfgTrD+12hyOWVh/CEWMpgud+LyN2ZNwixsyCSvAjzfhInPSNKrxjqr1LZPKozyoqYGevCs EVbPQFoymdSVnHfvwDc3QCAizMzqqAdZWnqcZsT7+Qwb7taHr/HsDiyC8zCawtcI6RUDPNt 9R7v42TUjzsjOi1donsy6n/+tqoEJ8qI1YRBtBjaQlZi5ktejNkOrb5s7TeCrCa7uIneynv h8V+0LLhfyYt6GabARAErSFcNbU9jR8bZsMyk9M8Ya/1/SM7CHqW7zF/Ep0uAPmRdLrybG2 Iw6AUn1R2xI09vuwzAEglKTCmXHaPgrhHoE2uYJ0SWLdXi8sLbvu8dNxsuqFxrwVkgMdZz8 7kYcw23dfPO32mprJlWP9w+Cr/iyfyAwcIYwBL0Y1iaajYNx93g6Li/3txxHqPFFK2dJdXH ymbYcPAv2tfTbn+XWYIN50hRcQF9SudADoK04BelcRQ+dS4Vm219gy9DXHAn6gmsnDZgIqO 9ChUMcqFUCEbBNDjvRzOrCzR9X5Q29VvendhleXaOckG/Y+hTqBOUD60l2rNMEXmXi01mfI HcqGh9TbqJfNEKghEkMmZCzpPQ+2hF9tdbWhaU34lwRWITfd+J5NIcZsBcWHv1f920f62kG MHWfLV98RmTrhz5rWZQ41kzH4wa/wWTM33A6DVhTvWGPja32E4Erj/Kj6D8XjpHht4E3P+k zmLo7RpA3TvWpiHDrDEacan2AsY18P1V0wT8T3wYf7OqM1QCxXmdAHMBqx1B29pl3DuNxzn Pvd6ZWu8hOMcvPw/8m2uKsnasVMkYxQLvmW7w7Bq1QcGuV2rqVmYvEWPSHNTw= X-QQ-XMRINFO: OD9hHCdaPRBwH5bRRRw8tsiH4UAatJqXfg== X-QQ-RECHKSPAM: 0 On Thu, Mar 26, 2026 at 18:00:10 CST, Chukun Pan wrote: > Some SpacemiT K1 boards (like OrangePi R2S) provide USB VBUS > through a controllable regulator. Add support for the optional > vbus-supply property so the regulator can be properly managed > in host mode instead of left always-on. Note that this doesn't > apply to USB Hub downstream ports with different VBUS supplies. > > The enabled and disabled actions of the regulator are handled > automatically by devm_regulator_get_enable_optional(). > > Signed-off-by: Chukun Pan Thanks for the patch. Reviewed-by: Troy Mitchell