Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754606AbaA0W6P (ORCPT ); Mon, 27 Jan 2014 17:58:15 -0500 Received: from exprod5og116.obsmtp.com ([64.18.0.147]:34971 "HELO exprod5og116.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754199AbaA0W6M (ORCPT ); Mon, 27 Jan 2014 17:58:12 -0500 MIME-Version: 1.0 In-Reply-To: References: <1390599168-13150-1-git-send-email-tinamdar@apm.com> Date: Mon, 27 Jan 2014 14:58:10 -0800 Message-ID: Subject: Re: [RFC PATCH V3 0/4] APM X-Gene PCIe controller From: Tanmay Inamdar To: Dann Frazier Cc: Bjorn Helgaas , Arnd Bergmann , Jason Gunthorpe , Grant Likely , Rob Herring , Catalin Marinas , Rob Landley , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, "linux-arm-kernel@lists.infradead.org" , linux-doc@vger.kernel.org, "linux-kernel@vger.kernel.org" , patches , Jon Masters Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Jan 25, 2014 at 8:09 AM, Dann Frazier wrote: > On Fri, Jan 24, 2014 at 2:32 PM, Tanmay Inamdar wrote: >> This patch adds support for AppliedMicro X-Gene PCIe host controller. The >> driver is tested on X-Gene platform with different gen1/2/3 PCIe endpoint >> cards. >> >> X-Gene PCIe controller driver has depedency on the pcie arch support for >> arm64. The arm64 pcie arch support is not yet part of mainline Linux kernel >> and approach for arch support is under discussion with arm64 maintainers. >> The reference patch can be found here --> https://lkml.org/lkml/2013/10/23/244 > > The reference patch looks corrupted (pcibios.c has no includes, etc), > would you mind reposting? Yes. You are right. I will re-post the patch. > > -dann > >> If someone wishes to test PCIe on X-Gene, arch support patch must be applied >> before the patches in this patch set. >> >> changes since V2: >> 1. redefined each PCI port in different PCI domain correctly. >> 2. removed setup_lane and setup_link functions from driver. >> 3. removed scan_bus wrapper and set_primary_bus hack. >> 4. added pci_ioremap_io for io resources. >> >> changes since V1: >> 1. added PCI domain support >> 2. reading cpu and pci addresses from device tree to configure regions. >> 3. got rid of unnecessary wrappers for readl and writel. >> 4. got rid of endpoint configuration code. >> 5. added 'dma-ranges' property support to read inbound region configuration. >> 6. renamed host driver file to 'pci-xgene.c' from 'pcie-xgene.c' >> 7. dropped 'clock-names' property from bindings >> 8. added comments whereever requested. >> >> Tanmay Inamdar (4): >> pci: APM X-Gene PCIe controller driver >> arm64: dts: APM X-Gene PCIe device tree nodes >> dt-bindings: pci: xgene pcie device tree bindings >> MAINTAINERS: entry for APM X-Gene PCIe host driver >> >> .../devicetree/bindings/pci/xgene-pci.txt | 52 ++ >> MAINTAINERS | 7 + >> arch/arm64/boot/dts/apm-mustang.dts | 8 + >> arch/arm64/boot/dts/apm-storm.dtsi | 155 ++++ >> drivers/pci/host/Kconfig | 10 + >> drivers/pci/host/Makefile | 1 + >> drivers/pci/host/pci-xgene.c | 784 ++++++++++++++++++++ >> 7 files changed, 1017 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/pci/xgene-pci.txt >> create mode 100644 drivers/pci/host/pci-xgene.c >> >> -- >> 1.7.9.5 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-pci" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/