Messages in this thread | | | From | Grant Likely <> | Subject | Re: Sharing PCIE driver between Microblaze and Arm zynq | Date | Fri, 07 Dec 2012 13:17:06 +0000 |
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On Thu, 6 Dec 2012 15:23:14 +0100, Michal Simek <michal.simek@xilinx.com> wrote: > Hi guys, > > I have a question regarding to sharing generic OF pcie driver between > two architectures MB and ARM Zynq. > Is drivers/pci/pcie location good for it? > Make no sense to have the same driver in two locations. > Is using readl/writel IO functions in this driver the best option > which we can have? > Or is there any other recommendation? > > Also just want to check if it is correct to use pcie device_type. > The rest should be the same with pci description: > (http://devicetree.org/MPC5200:PCI#PCI_Address_Translation).
Yes. device_type may be deprecated, but the PCI binding predates that. PowerPC uses pcie in the device type. arch/powerpc/kernel/of_platform.c
Some of that powerpc DT PCI support code really should be made generic.
g.
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