Re: [PATCH v5 0/6] Add SiFive FU740 PCIe host controller driver support

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Palmer Dabbelt <palmer@xxxxxxxxxxx> 於 2021年4月23日 週五 下午1:10寫道:
>
> On Thu, 22 Apr 2021 21:43:03 PDT (-0700), Palmer Dabbelt wrote:
> > On Sun, 11 Apr 2021 19:37:50 PDT (-0700), greentime.hu@xxxxxxxxxx wrote:
> >> Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> 於 2021年4月9日 週五 下午4:54寫道:
> >>>
> >>> On Tue, 6 Apr 2021 17:26:28 +0800, Greentime Hu wrote:
> >>> > This patchset includes SiFive FU740 PCIe host controller driver. We also
> >>> > add pcie_aux clock and pcie_power_on_reset controller to prci driver for
> >>> > PCIe driver to use it.
> >>> >
> >>> > This is tested with e1000e: Intel(R) PRO/1000 Network Card, AMD Radeon R5
> >>> > 230 graphics card and SP M.2 PCIe Gen 3 SSD in SiFive Unmatched based on
> >>> > v5.11 Linux kernel.
> >>> >
> >>> > [...]
> >>>
> >>> Applied to pci/dwc [dropped patch 6], thanks!
> >>>
> >>> [1/6] clk: sifive: Add pcie_aux clock in prci driver for PCIe driver
> >>>       https://git.kernel.org/lpieralisi/pci/c/f3ce593b1a
> >>> [2/6] clk: sifive: Use reset-simple in prci driver for PCIe driver
> >>>       https://git.kernel.org/lpieralisi/pci/c/0a78fcfd3d
> >>> [3/6] MAINTAINERS: Add maintainers for SiFive FU740 PCIe driver
> >>>       https://git.kernel.org/lpieralisi/pci/c/8bb1c66a90
> >>> [4/6] dt-bindings: PCI: Add SiFive FU740 PCIe host controller
> >>>       https://git.kernel.org/lpieralisi/pci/c/b86d55c107
> >>> [5/6] PCI: fu740: Add SiFive FU740 PCIe host controller driver
> >>>       https://git.kernel.org/lpieralisi/pci/c/327c333a79
> >>>
> >>> Thanks,
> >>> Lorenzo
> >>
> >> Hi Palmer,
> >>
> >> Since the PCIE driver has been applied, would you please pick patch 6
> >> to RISC-V for-next tree?
> >> Thank you. :)
> >
> > Sorry, I got this confused between the Linux patch set and the u-boot
> > patch set so I thought more versions of this had kept comming.  The DT
> > is on for-next now.
>
> I spoke too soon: this actually dosn't even build for me.  It's the
> "clocks = <&prci PRCI_CLK_PCIE_AUX>;" line
>
>     Error: arch/riscv/boot/dts/sifive/fu740-c000.dtsi:319.20-21 syntax error
>     FATAL ERROR: Unable to parse input tree
>     make[2]: *** [scripts/Makefile.lib:336: arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dtb] Error 1
>     make[1]: *** [scripts/Makefile.build:514: arch/riscv/boot/dts/sifive] Error 2
>     make: *** [Makefile:1388: dtbs] Error 2
>     make: *** Waiting for unfinished jobs....
>
> I'm not sure what the issue is, I see an anchor for "prci".  Do you mind
> sending along a new version that compiles on top of for-next?  If I need
> the definiton of PRCI_CLK_PCIE_AUX from a PCIe tree then it's probably
> best to just keep the DTS along with the rest of the patches.  IIRC I
> alredy Acked it, but just to be clear
>
> Acked-by: Palmer Dabbelt <palmerdabbelt@xxxxxxxxxx>
>
> Thanks!

Thank you, Palmer.
It is defined in the first commit of this patchset. "clk: sifive: Add
pcie_aux clock in prci driver for PCIe driver"
You can select these whole 6 patches to make sure it can be built.

Hi Lorenzo,
Would you mind to pick the 6th patch along with the other 5 patches?
Thank you.




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