[PATCH 0/8] Broadcom iProc PCIe fixes and outbound mapping support

Bjorn Helgaas helgaas at kernel.org
Fri Sep 25 16:21:05 PDT 2015


On Tue, Sep 15, 2015 at 05:39:14PM -0700, Ray Jui wrote:
> This patch series contains various fixes and outbound mapping support for
> the Broadcom iProc PCIe driver. Some of the critical fixes include 1) fix of
> PCIe core reset logic and therefore remove its dependency on the bootloader;
> 2) improved link detection logic that works for more iProc based SoCs.
> 
> This patch series also adds the outbound address mapping support. While
> outbound address mapping support is not required on chips like North Star,
> Cygnus, and etc., some of the newer iProc based chips like North Star 2 require
> this support to properly map the AXI address into the address used in the iProc
> PCIe core
> 
> This patch series is constructed based on Linux v4.3-rc1 (with workaround to
> disable calls to pci_read_bridge_bases in pci/probe.c that breaks some of the
> ARM based PCIe devices including iProc)
> 
> This patch series is tested on the following platforms with an Intel e1000e
> based PCIe x1 NIC card:
> - ARM32 based Cygnus BCM958305K Wireless Audio board
> - ARM64 based North Star 2 SVK board
> 
> code available at GITHUB:
> https://github.com/Broadcom/cygnus-linux/tree/iproc-pcie-fix-v1
> 
> Ray Jui (8):
>   PCI: iproc: Fix code comment
>   PCI: iproc: Remove unused code
>   PCI: iproc: Remove ARCH specific flag
>   PCI: iproc: Fix PCIe reset logic
>   PCI: iproc: Improve link detection logic
>   PCI: iproc: Update iProc PCIe device tree bindings
>   PCI: iproc: Add outbound mapping support
>   PCI: iproc: Fix compile warnings
> 
>  .../devicetree/bindings/pci/brcm,iproc-pcie.txt    |  20 +++
>  drivers/pci/host/pcie-iproc-platform.c             |  27 ++++
>  drivers/pci/host/pcie-iproc.c                      | 159 +++++++++++++++++++--
>  drivers/pci/host/pcie-iproc.h                      |  20 ++-
>  4 files changed, 210 insertions(+), 16 deletions(-)

Applied to pci/host-iproc for v4.4, thanks!



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