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 7D71F19F10A; Fri, 27 Jun 2025 09:28:49 +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=1751016529; cv=none; b=hOPB/eS5B4YODo04WfTyafRTg5MuenhZ8AW8DRrVePCRjghQ9BxL3aJ4H6lUZk6j4E/LY+XEdJtcX8WD0bCPiOoeAMaYDAMIaA/ka9OOpGPVq5+e6B8xRs+XxhPP9TIYtwpV5Zv7Q3P3YsUFXroEPh7O+2/k0U6LvSJlM89Z0us= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751016529; c=relaxed/simple; bh=NMdUf/+EgOboapTSK2P0BWd2KGOh4vtzeZ1cIy0waMQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Rs8BXmSYPINYZX8l6jWl3sS/jGRJBReUoz+E6Hr3SXVPUvDbblhoT2O2sevm9Z1NRjbp6n3kDWuRggr2yx3I3ZCj6/0+9wW8FykareMknV6VNGa3q/i3Al0Nm6699F3nnBzMElnumKOBue7vESCBzw/czRyPNGL5c3ZmFzSWMXU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EVM8rqp/; 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="EVM8rqp/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D1F06C4CEE3; Fri, 27 Jun 2025 09:28:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751016528; bh=NMdUf/+EgOboapTSK2P0BWd2KGOh4vtzeZ1cIy0waMQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=EVM8rqp/Jt8lnO6gp/6oOYfJeZkJKCBM65127Pdwzk+90BDjC1vKMC1FrmJWGVrPG Gclq5nLOFnFPmBdIDG6sUiKDVq3maqQzwL5stg7wfdvwuUCyXi9RVeEHvJw/tu0L4T xsxT7uvLHf3J3T+rmGxCmw7ryGYu/mFfZ9pMs2Tpyjc0an87/YFT1sYoYEWU0KteNP +qKzT3oe6M5kAa3FdrHaYy6TqDIp9Hdcp6ZzqiHISl3ahpkJ+eag5e0u/OTwrkWv6T p1v07vNfR5vUWSpk+G+nHWJToQxCBo62O3DXdapdaWNq4fH8TN4x+pwH+9nY24NGtB Kzku7Wpgtspvg== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1uV5O4-000000000Co-3wci; Fri, 27 Jun 2025 11:28:49 +0200 Date: Fri, 27 Jun 2025 11:28:48 +0200 From: Johan Hovold To: Ziyue Zhang Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, jingoohan1@gmail.com, mani@kernel.org, lpieralisi@kernel.org, kwilczynski@kernel.org, bhelgaas@google.com, johan+linaro@kernel.org, vkoul@kernel.org, kishon@kernel.org, neil.armstrong@linaro.org, abel.vesa@linaro.org, kw@linux.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-phy@lists.infradead.org, qiang.yu@oss.qualcomm.com, quic_krichai@quicinc.com, quic_vbadigan@quicinc.com Subject: Re: [PATCH v3 2/4] dt-bindings: PCI: qcom,pcie-sa8775p: document link_down reset Message-ID: References: <20250625090048.624399-1-quic_ziyuzhan@quicinc.com> <20250625090048.624399-3-quic_ziyuzhan@quicinc.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: <20250625090048.624399-3-quic_ziyuzhan@quicinc.com> On Wed, Jun 25, 2025 at 05:00:46PM +0800, Ziyue Zhang wrote: > Each PCIe controller on sa8775p includes 'link_down'reset on hardware, > document it. Please describe what this reset does here as I asked you to earlier. > Signed-off-by: Ziyue Zhang > --- > .../devicetree/bindings/pci/qcom,pcie-sa8775p.yaml | 13 +++++++++---- > 1 file changed, 9 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml > index 4b91b5608013..510c9e1c28e1 100644 > --- a/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml > +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-sa8775p.yaml > @@ -66,11 +66,14 @@ properties: > - const: global > > resets: > - maxItems: 1 > + items: > + - description: PCIe controller reset > + - description: PCIe link down reset > > reset-names: > items: > - - const: pci > + - const: pci # PCIe core reset > + - const: link_down # PCIe link down reset I think you can drop the comments since you already describe the resets above. Johan