[PATCH v3 05/11] dt-bindings: pci: layerscape-pci: add compatible strings for ls1088a and ls2088a

Xiaowei Bao xiaowei.bao at nxp.com
Tue Sep 3 11:33:47 AEST 2019



> -----Original Message-----
> From: Andrew Murray <andrew.murray at arm.com>
> Sent: 2019年9月2日 20:32
> To: Xiaowei Bao <xiaowei.bao at nxp.com>
> Cc: robh+dt at kernel.org; mark.rutland at arm.com; shawnguo at kernel.org; Leo
> Li <leoyang.li at nxp.com>; kishon at ti.com; lorenzo.pieralisi at arm.com; M.h.
> Lian <minghuan.lian at nxp.com>; Mingkai Hu <mingkai.hu at nxp.com>; Roy
> Zang <roy.zang at nxp.com>; jingoohan1 at gmail.com;
> gustavo.pimentel at synopsys.com; linux-pci at vger.kernel.org;
> devicetree at vger.kernel.org; linux-kernel at vger.kernel.org;
> linux-arm-kernel at lists.infradead.org; linuxppc-dev at lists.ozlabs.org;
> arnd at arndb.de; gregkh at linuxfoundation.org; Z.q. Hou
> <zhiqiang.hou at nxp.com>
> Subject: Re: [PATCH v3 05/11] dt-bindings: pci: layerscape-pci: add compatible
> strings for ls1088a and ls2088a
> 
> On Mon, Sep 02, 2019 at 11:17:10AM +0800, Xiaowei Bao wrote:
> > Add compatible strings for ls1088a and ls2088a.
> >
> > Signed-off-by: Xiaowei Bao <xiaowei.bao at nxp.com>
> > ---
> > v2:
> >  - No change.
> > v3:
> >  - Use one valid combination of compatible strings.
> >
> >  Documentation/devicetree/bindings/pci/layerscape-pci.txt | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt
> > b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
> > index e20ceaa..762ae41 100644
> > --- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt
> > +++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
> > @@ -22,7 +22,9 @@ Required properties:
> >          "fsl,ls1043a-pcie"
> >          "fsl,ls1012a-pcie"
> >    EP mode:
> > -	"fsl,ls1046a-pcie-ep", "fsl,ls-pcie-ep"
> > +	"fsl,ls1046a-pcie-ep" "fsl,ls-pcie-ep"
> > +	"fsl,ls1088a-pcie-ep" "fsl,ls-pcie-ep"
> > +	"fsl,ls2088a-pcie-ep" "fsl,ls-pcie-ep"
> 
> This isn't consistent with "[PATCH v3 09/11] PCI: layerscape: Add EP mode..."
> as that patch drops the fallback "fsl,ls-pcie-ep". Either the fallback must be
> preserved in the driver, or you need to drop it here.
> 
> What if there are existing users that depend on the fallback?
> 
> (I'm also not sure if that comma should have been dropped).

Hi Andrew,

Thanks for your comments, I lose the comma.

Thanks 
Xiaowei

> 
> Thanks,
> 
> Andrew Murray
> 
> >  - reg: base addresses and lengths of the PCIe controller register blocks.
> >  - interrupts: A list of interrupt outputs of the controller. Must contain an
> >    entry for each entry in the interrupt-names property.
> > --
> > 2.9.5
> >


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