From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhou Wang Subject: Re: [PATCH v4 0/5] PCI: hisi: Add PCIe host support for Hisilicon Soc Hip05 Date: Tue, 21 Jul 2015 14:49:38 +0800 Message-ID: <55ADEB82.4060404@hisilicon.com> References: <1437460947-2328-1-git-send-email-wangzhou1@hisilicon.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1437460947-2328-1-git-send-email-wangzhou1@hisilicon.com> Sender: linux-pci-owner@vger.kernel.org To: Zhou Wang Cc: Bjorn Helgaas , Jingoo Han , Pratyush Anand , Arnd Bergmann , gabriele.paoloni@huawei.com, lorenzo.pieralisi@arm.com, James Morse , Liviu.Dudau@arm.com, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, yuanzhichang@hisilicon.com, zhudacai@hisilicon.com, zhangjukuo@huawei.com, qiuzhenfa@hisilicon.com, liudongdong3@huawei.com, qiujiang@huawei.com, kangfenglong@huawei.com, liguozhu@hisilicon.com List-Id: devicetree@vger.kernel.org Very sorry for sending this cover repeatedly :( Please ignore this one. Zhou On 2015/7/21 14:42, Zhou Wang wrote: > This patchset adds PCIe host support for Hisilicon Soc Hip05. The PCIe hosts > use PCIe IP core from Synopsys, So this driver is base on designware PCIe driver. > > Hip05 is an ARMv8 architecture Soc. It should be able to use ARM64 PCIe API in > designeware PCIe driver. So this patch also adds ARM64 support for designware > pcie. > > This patchset is based on v4.2-rc1 and Gabriele's patch about of_pci_range > fix[1]. > > Change from v3: > - Change 1/5 to what Gabriele suggested. > - Use win->__res.start to get *_mod_base in 2/5, this fix a bug in v3 series. > > Change from v2: > - Move struct pci_dev *dev and struct pci_sys_data *sys in > pcibios_align_resource in 1/5. > - Add Gabriele's codes in 2/5 which delete unnecessary information parse and > use of_pci_get_host_bridge_resources for both ARM32 and ARM64. > - Add maintainer patch 5/5. > > Change from RFC v1: > - Add 1/4 patch by Arnd which removes align_resource callback in ARM > pcibios_align_resource. > - Change head file in pcie-designware from asm/hardirq.h to linux/hardirq.h. > - Set pp->root_bus_nr = 0 in dra7xx, exynos, imx6, keystone, layerscape, > spear13xx. > - Remove unnecessary parentheses of some macros in pcie-hisi. > - Use macro to replace some magic values. > - Merge two loops together and add some comments about it in context_config > function in pcie-hisi. > - Modify some value of items in pcie node example in binding document. > > Change from RFC: > - delete dw_pcie_setup, dw_pcie_scan_bus, dw_pcie_map_irq and struct hw_pci, > merge related operations into dw_pcie_host_init. > > Link of v3: > - http://www.spinics.net/lists/linux-pci/msg42539.html > Link of v2: > - http://www.spinics.net/lists/linux-pci/msg41844.html > Link of RFC v1: > - http://www.spinics.net/lists/linux-pci/msg41305.html > Link of RFC: > - http://www.spinics.net/lists/linux-pci/msg40434.html > > [1] https://patchwork.ozlabs.org/patch/495018/ > > Zhou Wang (5): > ARM/PCI: remove align_resource in pci_sys_data > PCI: designware: Add ARM64 support > PCI: hisi: Add PCIe host support for Hisilicon Soc Hip05 > Documentation: DT: Add Hisilicon PCIe host binding > MAINTAINERS: Add pcie-hisi maintainer > > .../devicetree/bindings/pci/hisilicon-pcie.txt | 46 ++++ > MAINTAINERS | 7 + > arch/arm/include/asm/mach/pci.h | 5 - > arch/arm/kernel/bios32.c | 12 +- > drivers/pci/host/Kconfig | 5 + > drivers/pci/host/Makefile | 1 + > drivers/pci/host/pci-dra7xx.c | 1 + > drivers/pci/host/pci-exynos.c | 2 +- > drivers/pci/host/pci-imx6.c | 2 +- > drivers/pci/host/pci-keystone-dw.c | 2 +- > drivers/pci/host/pci-keystone.c | 2 +- > drivers/pci/host/pci-layerscape.c | 2 +- > drivers/pci/host/pcie-designware.c | 217 ++++++----------- > drivers/pci/host/pcie-designware.h | 10 +- > drivers/pci/host/pcie-hisi.c | 257 +++++++++++++++++++++ > drivers/pci/host/pcie-spear13xx.c | 2 +- > 16 files changed, 410 insertions(+), 163 deletions(-) > create mode 100644 Documentation/devicetree/bindings/pci/hisilicon-pcie.txt > create mode 100644 drivers/pci/host/pcie-hisi.c >