From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794299477; b=hCEQ1I0vRlm3FAcsH5paUD377TC2xAHgQYUklr1jCiYn8iFV54Pc5j3+lKlnvMGfNc7D DZ5RJnUlQTexdGMYo59GIhrvFd1ENhxSp9ecQz/JhvLDya2f/ePhNLr493ydsJpfJGf6X pQWszE5/NhftnnuDo7gVYKlg/zlexCkuFLQjmOD3KkW7VUtXb9ujrH6/afi8PLqFy5CYq AaqQIh+JQvjZ0Fn3wlsL4JceIwicAJ3WWN4YsDQ7E1tz+Qa0JqAEiTx4ZCG5+77y8okfv q5ytjT/zW39xy1ny4DTFiLGRIQxZDyRbKpY5N2GM/orr3rhOKRBcCaM8p2ayM1Q7VGQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794299477; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=yCdSOjyrzy+nL7D1/QkXehe7bWjlter1bYPWFX2snsc=; b=YxYaKT/ksnQuu0tayaVzQWuVhjj55kCebYQs807TTEbzoOgWPD/AhFquxg+XdC0hmzk4 xmmws3hIQDPhal9wn5/wFQrclsKz7Az+xp1jGMWHy2lilnX7ix1oLtD8a6wkPJqjQbEGt JTx/Ic3X/SIzEiCT3HhvcX2PMO2Mb7BxD+lD8/uokZ6HrakmO8ivZFeKPHnOIg3VO+sE7 ysoFaVKoe4dn+1ZS+vbcbTyMO15SPaJZ+gJv2tnfxBRr1BqdPd9xsjPMkketlfSPG6Sbq fdkN4RHJiknn6fF+a05ZqPMBvI7NMS/E6YjE+jzIkRoIL0yNgon/osaXnAQM79GtMjw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Jw9FWq8j; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CB995606D002 for ; Tue, 10 Nov 2026 08:31:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=Jw9FWq8j Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3BAA81F0089F; Tue, 10 Nov 2026 08:31:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794299476; bh=yCdSOjyrzy+nL7D1/QkXehe7bWjlter1bYPWFX2snsc=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Jw9FWq8jur1ActulLQ/bSRT2IHzqeVjcO+hZKIPdW1t6pouite8G6KfInyYNpzk7H dBw+Y1t+914lUJyM2dcgMlJpsaVbz+kZvfmf0HnSEAfQIhsmUIQbRHjTsMRuud/cg3 6FWBMSOjoFW0ocwZYY9aFpLFPfON6emQ8A5V94FRlgZt7u03G8KVy9nFnM1ZcXot1g 1LTSVyjPaRRMdDHBJM5GxeIk8oSSR5qalaNg3VPQ6krFAOilpM2UjBT/WlK3MkFyov bT7fbhEPQsu9V8vU+ukoCj6rPnOWxxlliFBVr9UQca4DYjw4geom45v0MrUj1tdwhX azdc16IudZCNQ== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 4/4] arm64: dts: rockchip: Describe the USB3 Type-A connector on Orange Pi 5/5B Reply-To: sashiko-reviews@lists.linux.dev To: "Arun Iyengar" Cc: linux-usb@vger.kernel.org In-Reply-To: <20261110-usb-port-pairing-v1-4-9307e29d2ed2@gmail.com> References: <20261110-usb-port-pairing-v1-0-9307e29d2ed2@gmail.com> <20261110-usb-port-pairing-v1-4-9307e29d2ed2@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 10 Nov 2026 08:31:15 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Arun Iyengar >=20 > The upper Type-A port of the Orange Pi 5 and 5B has its USB 2.0 lines > on USB 2.0 host 1 (EHCI/OHCI) and its SuperSpeed lanes on the > SuperSpeed-only USB 3.0 host 2 (xHCI). The lower Type-A port is USB 2.0 > only, on host 0. >=20 > Describe the upper port as a usb-a-connector linked to both > controllers, so that the USB core pairs the EHCI root hub port with the > xHCI SuperSpeed port. Without that, a USB 3 device plugged in at boot > is enumerated by the EHCI before the xHCI is up and stays at high > speed. >=20 > VBUS of the port is not switched (the vendor DT has it on an always-on > 5 V rail), so it is described as coming from vcc5v0_sys. >=20 > Signed-off-by: Arun Iyengar Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261110-usb-port-p= airing-v1-0-9307e29d2ed2@gmail.com?part=3D4