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Received: from [2a01:e34:ec5d:a741:1ee1:92ff:feb4:5ec0] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vJmSA-00000003JgB-1aXy; Fri, 14 Nov 2025 06:34:34 +0100 Date: Fri, 14 Nov 2025 06:34:33 +0100 From: Aurelien Jarno To: Alex Elder Cc: dlan@gentoo.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, vkoul@kernel.org, kishon@kernel.org, bhelgaas@google.com, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, ziyao@disroot.org, johannes@erdfelt.com, mayank.rana@oss.qualcomm.com, qiang.yu@oss.qualcomm.com, shradha.t@samsung.com, inochiama@gmail.com, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, p.zabel@pengutronix.de, christian.bruel@foss.st.com, thippeswamy.havalige@amd.com, krishna.chundru@oss.qualcomm.com, guodong@riscstar.com, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-phy@lists.infradead.org, spacemit@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v6 0/7] Introduce SpacemiT K1 PCIe phy and host controller Message-ID: Mail-Followup-To: Alex Elder , dlan@gentoo.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, vkoul@kernel.org, kishon@kernel.org, bhelgaas@google.com, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, ziyao@disroot.org, johannes@erdfelt.com, mayank.rana@oss.qualcomm.com, qiang.yu@oss.qualcomm.com, shradha.t@samsung.com, inochiama@gmail.com, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, p.zabel@pengutronix.de, christian.bruel@foss.st.com, thippeswamy.havalige@amd.com, krishna.chundru@oss.qualcomm.com, guodong@riscstar.com, devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-phy@lists.infradead.org, spacemit@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org References: <20251113214540.2623070-1-elder@riscstar.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20251113214540.2623070-1-elder@riscstar.com> User-Agent: Mutt/2.2.13 (2024-03-09) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251113_213455_129875_0B842C55 X-CRM114-Status: GOOD ( 17.43 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 2025-11-13 15:45, Alex Elder wrote: > This series introduces a PHY driver and a PCIe driver to support PCIe > on the SpacemiT K1 SoC. The PCIe implementation is derived from a > Synopsys DesignWare PCIe IP. The PHY driver supports one combination > PCIe/USB PHY as well as two PCIe-only PHYs. The combo PHY port uses > one PCIe lane, and the other two ports each have two lanes. All PCIe > ports operate at 5 GT/second. > > The PCIe PHYs must be configured using a value that can only be > determined using the combo PHY, operating in PCIe mode. To allow > that PHY to be used for USB, the needed calibration step is performed > by the PHY driver automatically at probe time. Once this step is done, > the PHY can be used for either PCIe or USB. > > The driver supports 256 MSIs, and initially does not support PCI INTx > interrupts. The hardware does not support MSI-X. > > Version 6 of this series addresses a few comments from Christophe > Jaillet, and improves a workaround that disables ASPM L1. The two > people who had reported errors on earlier versions of this code have > confirmed their NVMe devices now work when configured with the default > RISC-V kernel configuration. Thanks for this new version. I confirm it works fine on the various NVME devices for which I reported issues with the previous versions of this patchset. Tested-by: Aurelien Jarno -- Aurelien Jarno GPG: 4096R/1DDD8C9B aurelien@aurel32.net http://aurel32.net _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv