> -----Original Message-----
> From: Andrew Murray <[email protected]>
> Sent: 2019年9月12日 21:02
> To: Xiaowei Bao <[email protected]>
> Cc: [email protected]; [email protected]; [email protected]; Leo
> Li <[email protected]>; [email protected]; [email protected]; M.h.
> Lian <[email protected]>; Mingkai Hu <[email protected]>; Roy
> Zang <[email protected]>; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected];
> [email protected]; [email protected]; Z.q. Hou
> <[email protected]>
> Subject: Re: [PATCH v3 10/11] arm64: dts: layerscape: Add PCIe EP node for
> ls1088a
>
> On Tue, Sep 03, 2019 at 02:01:32AM +0000, Xiaowei Bao wrote:
> >
> >
> > > -----Original Message-----
> > > From: Andrew Murray <[email protected]>
> > > Sent: 2019年9月2日 21:06
> > > To: Xiaowei Bao <[email protected]>
> > > Cc: [email protected]; [email protected]; [email protected];
> > > Leo Li <[email protected]>; [email protected]; [email protected];
> M.h.
> > > Lian <[email protected]>; Mingkai Hu <[email protected]>; Roy
> > > Zang <[email protected]>; [email protected];
> > > [email protected]; [email protected];
> > > [email protected]; [email protected];
> > > [email protected]; [email protected];
> > > [email protected]; [email protected]; Z.q. Hou
> > > <[email protected]>
> > > Subject: Re: [PATCH v3 10/11] arm64: dts: layerscape: Add PCIe EP
> > > node for ls1088a
> > >
> > > On Mon, Sep 02, 2019 at 11:17:15AM +0800, Xiaowei Bao wrote:
> > > > Add PCIe EP node for ls1088a to support EP mode.
> > > >
> > > > Signed-off-by: Xiaowei Bao <[email protected]>
> > > > ---
> > > > v2:
> > > > - Remove the pf-offset proparty.
> > > > v3:
> > > > - No change.
> > > >
> > > > arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi | 31
> > > ++++++++++++++++++++++++++
> > > > 1 file changed, 31 insertions(+)
> > > >
> > > > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> > > b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> > > > index c676d07..da246ab 100644
> > > > --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> > > > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> > > > @@ -483,6 +483,17 @@
> > > > status = "disabled";
> > > > };
> > > >
> > > > + pcie_ep@3400000 {
> > > > + compatible =
> > > > "fsl,ls1088a-pcie-ep","fsl,ls-pcie-ep";
> > >
> > > Here you specify a fallback "fsl,ls-pcie-ep" that is removed by this
> > > series.
> > >
> > > Besides that, this looks OK.
> >
> > As explained, the "fsl,ls-pcie-ep" is needed, due to the u-boot will
> > fixup the status property base on this compatible, I think we reserve
> > this compatible is helpfully, if delate this compatible, I have to modify
> > the
> code of bootloader.
>
> I assume you mean that u-boot fixes up "fsl,ls-pcie-ep" *only* for ls1046a
> devices?
No, all Layerscape platform of NXP.
>
> Thanks,
>
> Andrew Murray
>
> >
> > Thanks
> > XIaowei
> >
> > >
> > > Thanks,
> > >
> > > Andrew Murray
> > >
> > > > + reg = <0x00 0x03400000 0x0 0x00100000
> > > > + 0x20 0x00000000 0x8 0x00000000>;
> > > > + reg-names = "regs", "addr_space";
> > > > + num-ib-windows = <24>;
> > > > + num-ob-windows = <128>;
> > > > + max-functions = /bits/ 8 <2>;
> > > > + status = "disabled";
> > > > + };
> > > > +
> > > > pcie@3500000 {
> > > > compatible = "fsl,ls1088a-pcie";
> > > > reg = <0x00 0x03500000 0x0 0x00100000 /*
> > > > controller
> > > registers */
> > > > @@ -508,6 +519,16 @@
> > > > status = "disabled";
> > > > };
> > > >
> > > > + pcie_ep@3500000 {
> > > > + compatible =
> > > > "fsl,ls1088a-pcie-ep","fsl,ls-pcie-ep";
> > > > + reg = <0x00 0x03500000 0x0 0x00100000
> > > > + 0x28 0x00000000 0x8 0x00000000>;
> > > > + reg-names = "regs", "addr_space";
> > > > + num-ib-windows = <6>;
> > > > + num-ob-windows = <8>;
> > > > + status = "disabled";
> > > > + };
> > > > +
> > > > pcie@3600000 {
> > > > compatible = "fsl,ls1088a-pcie";
> > > > reg = <0x00 0x03600000 0x0 0x00100000 /*
> > > > controller
> > > registers */
> > > > @@ -533,6 +554,16 @@
> > > > status = "disabled";
> > > > };
> > > >
> > > > + pcie_ep@3600000 {
> > > > + compatible =
> > > > "fsl,ls1088a-pcie-ep","fsl,ls-pcie-ep";
> > > > + reg = <0x00 0x03600000 0x0 0x00100000
> > > > + 0x30 0x00000000 0x8 0x00000000>;
> > > > + reg-names = "regs", "addr_space";
> > > > + num-ib-windows = <6>;
> > > > + num-ob-windows = <8>;
> > > > + status = "disabled";
> > > > + };
> > > > +
> > > > smmu: iommu@5000000 {
> > > > compatible = "arm,mmu-500";
> > > > reg = <0 0x5000000 0 0x800000>;
> > > > --
> > > > 2.9.5
> > > >
