From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 9D65D2BDC16; Mon, 12 Jan 2026 14:28:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768228136; cv=none; b=HlNAj6oT/qLccS2HLnysxnA4YnrgnwsQWYFh/bTOAewIe4BNiIrloEtESJJTRyJgT5spHPLGqxiaC7ycairIw76WWVtUdTW8pxFppaa+wBE85YtGelY3eA0h2Heewt5UWNjh0nVgt2/1spUg/2bmaDRz3SRjNlYIwcwpmZ37yss= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768228136; c=relaxed/simple; bh=3VnkUbTBEArOUSGeAaf3mQrAVgBFlS6FTAMdfaVarkc=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=G+BUekAIC/7Gt5668U5gJ3FITUleB4OF8adx3JQZiHaaFdayVVBVzgHZHeOMH0fVjs3EQDNXtfwEesRwOIAwpPp/5BANaBFO8uQgJwg60wSlfl8DPqAFlXE0d2W24eCg28Zmcn59g0VB5UZSaTAmQSFtBLAnhLEaNwTt7s8Tckk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VhFOcj9d; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VhFOcj9d" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A196CC16AAE; Mon, 12 Jan 2026 14:28:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768228136; bh=3VnkUbTBEArOUSGeAaf3mQrAVgBFlS6FTAMdfaVarkc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=VhFOcj9d1mLIpngG5dKREWoyeL0bO4SB9n2CBuzTcs3VnteIe9yAc0V15IhVlyf/S GE61DWri81IE3rIqK4v4PN9NvZqqSXC4Cdri5FWsxOPbpJKdrwVrtW7wxjI7HceCSc YNi4mzMMGTrwxow1DtlfWOi92B1pWbOMo39n+9fhKboL4G6T9nWQTWxIE3nxlBT3Oj a4BERb8xCj+2Pc4ADChBBS7H7c15hhqErPLuS0urhymDTsnnJaoJpuIXBszjSQ+FAW BNNpkRiWBLrZ3rnA0RR8XjEOfoswF9SQaCVdSu6tiZ8WtJodo5PtsZxOCf/NftchFV d9euQqH+pSVDQ== Message-ID: Date: Mon, 12 Jan 2026 15:28:49 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/3] dt-bindings: usb: Add binding for WCH CH334/CH335 hub controller To: Chaoyi Chen , Chaoyi Chen Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Greg Kroah-Hartman , Quentin Schulz , Jonas Karlman , Hsun Lai , John Clark , Jimmy Hon , Dragan Simic , Michael Riesch , Peter Robinson , Alexey Charkov , Shawn Lin , Sebastian Reichel , Andy Yan , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org References: <20260112022823.91-1-kernel@airkyi.com> <20260112022823.91-2-kernel@airkyi.com> <20260112-lively-hallowed-beetle-fc15b2@quoll> <1515a445-576a-4833-a604-c31062f7d3fa@rock-chips.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 12/01/2026 09:59, Chaoyi Chen wrote: >>> +required: >>> + - compatible >>> + - reg >>> + >>> +additionalProperties: false >>> + >>> +examples: >>> + - | >>> + #include >>> + usb { >>> + dr_mode = "host"; One more thing - drop above line. >>> + #address-cells = <1>; >>> + #size-cells = <0>; >>> + >>> + hub: hub@1 { >>> + compatible = "usb1a86,8091"; >>> + reg = <1>; >>> + reset-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>; >> >> Are you sure? > > I guess what you're concerned about here is the polarity? > If that's the case, then there's no problem. Yes, I was wondering whether polarity is set correctly. Best regards, Krzysztof