linux-kernel - Re: [External] : [PATCH v8 2/2] PCI: eic7700: Add Eswin PCIe host controller driver

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Message-ID: <af02c6ff-3a9e-441c-9f99-0528492b56ff@oracle.com>
Date: Mon, 15 Dec 2025 16:29:15 +0530
From: ALOK TIWARI <alok.a.tiwari@...cle.com>
To: zhangsenchuan@...incomputing.com, bhelgaas@...gle.com, mani@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org, lpieralisi@...nel.org,
        kwilczynski@...nel.org, robh@...nel.org, p.zabel@...gutronix.de,
        jingoohan1@...il.com, gustavo.pimentel@...opsys.com,
        linux-pci@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, christian.bruel@...s.st.com,
        mayank.rana@....qualcomm.com, shradha.t@...sung.com,
        krishna.chundru@....qualcomm.com, thippeswamy.havalige@....com,
        inochiama@...il.com, Frank.li@....com
Cc: ningyu@...incomputing.com, linmin@...incomputing.com,
        pinkesh.vaghela@...fochips.com, ouyanghui@...incomputing.com
Subject: Re: [External] : [PATCH v8 2/2] PCI: eic7700: Add Eswin PCIe host
 controller driver



On 12/15/2025 3:32 PM, zhangsenchuan@...incomputing.com wrote:
> +	/*
> +	 * TODO: Since the Root Port node is separated out by pcie devicetree,
> +	 * the DWC core initialization code can't parse the num-lanes attribute
> +	 * in the Root Port. Before entering the DWC core initialization code,
> +	 * the platform driver code parses the Root Port node. The EIC7700 only
> +	 * supports one Root Port node, and the num-lanes attribute is suitable
> +	 * for the case of one Root Rort.

Rort -> Port

> +	 */
> +	if (!of_property_read_u32(node, "num-lanes", &port->num_lanes))
> +		pcie->pci.num_lanes = port->num_lanes;
> +


Thanks,
Alok