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Message-ID: <AS8PR04MB8946759AAABD8760BA9A227C8F759@AS8PR04MB8946.eurprd04.prod.outlook.com>
Date: Tue, 14 Dec 2021 06:14:14 +0000
From: Leo Li <leoyang.li@....com>
To: Shawn Guo <shawnguo@...nel.org>
CC: "linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"Z.Q. Hou" <zhiqiang.hou@....com>
Subject: RE: [PATCH v2 05/10] arm64: dts: lx2160a: update PCIe nodes to match
rev2 silicon
> -----Original Message-----
> From: Shawn Guo <shawnguo@...nel.org>
> Sent: Tuesday, December 14, 2021 1:40 PM
> To: Leo Li <leoyang.li@....com>
> Cc: linux-arm-kernel@...ts.infradead.org; linux-kernel@...r.kernel.org; Z.Q.
> Hou <zhiqiang.hou@....com>
> Subject: Re: [PATCH v2 05/10] arm64: dts: lx2160a: update PCIe nodes to
> match rev2 silicon
>
> On Fri, Dec 03, 2021 at 05:54:41PM -0600, Li Yang wrote:
> > The original dts was created based on the non-production rev1 silicon
> > which was only used for evaluation. Update the PCIe nodes to align
> > with the different controller used in production rev2 silicon.
> >
> > Signed-off-by: Li Yang <leoyang.li@....com>
> > Reviewed-by: Hou Zhiqiang <Zhiqiang.Hou@....com>
> > ---
> > .../arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 96
> > +++++++++----------
> > 1 file changed, 48 insertions(+), 48 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> > b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> > index fcde09f36018..de680521e1d1 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> > @@ -1088,10 +1088,10 @@ sata3: sata@...0000 {
> > };
> >
> > pcie1: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
>
> Drop lx2160a specific compatible for lx2160a SoC?
The lx2160a compatible was defined with the rev1. We will need to create a new rev2 compatible if we want to keep the soc specific compatible.
>
> Shawn
>
> > - reg = <0x00 0x03400000 0x0 0x00100000>, /*
> controller registers */
> > - <0x80 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03400000 0x0 0x00100000 /* controller
> registers */
> > + 0x80 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 108 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1100,26 +1100,26 @@ pcie1: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <8>;
> > - ppio-wins = <8>;
> > + num-viewport = <8>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0x80
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0x80
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0x80 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 109
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 110
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 111
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 112
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > pcie2: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
> > - reg = <0x00 0x03500000 0x0 0x00100000>, /*
> controller registers */
> > - <0x88 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03500000 0x0 0x00100000 /* controller
> registers */
> > + 0x88 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1128,26 +1128,26 @@ pcie2: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <8>;
> > - ppio-wins = <8>;
> > + num-viewport = <8>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0x88
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0x88
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0x88 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 114
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 115
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 116
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 117
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > pcie3: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
> > - reg = <0x00 0x03600000 0x0 0x00100000>, /*
> controller registers */
> > - <0x90 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03600000 0x0 0x00100000 /* controller
> registers */
> > + 0x90 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1156,26 +1156,26 @@ pcie3: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <256>;
> > - ppio-wins = <24>;
> > + num-viewport = <256>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0x90
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0x90
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0x90 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 119
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 120
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 121
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 122
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > pcie4: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
> > - reg = <0x00 0x03700000 0x0 0x00100000>, /*
> controller registers */
> > - <0x98 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03700000 0x0 0x00100000 /* controller
> registers */
> > + 0x98 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1184,26 +1184,26 @@ pcie4: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <8>;
> > - ppio-wins = <8>;
> > + num-viewport = <8>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0x98
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0x98
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0x98 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 124
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 125
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 126
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 127
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > pcie5: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
> > - reg = <0x00 0x03800000 0x0 0x00100000>, /*
> controller registers */
> > - <0xa0 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03800000 0x0 0x00100000 /* controller
> registers */
> > + 0xa0 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1212,26 +1212,26 @@ pcie5: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <256>;
> > - ppio-wins = <24>;
> > + num-viewport = <256>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0xa0
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0xa0
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0xa0 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 129
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 130
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 131
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 132
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > pcie6: pcie@...0000 {
> > - compatible = "fsl,lx2160a-pcie";
> > - reg = <0x00 0x03900000 0x0 0x00100000>, /*
> controller registers */
> > - <0xa8 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > - reg-names = "csr_axi_slave", "config_axi_slave";
> > + compatible = "fsl,ls2088a-pcie";
> > + reg = <0x00 0x03900000 0x0 0x00100000 /* controller
> registers */
> > + 0xa8 0x00000000 0x0 0x00002000>; /*
> configuration space */
> > + reg-names = "regs", "config";
> > interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,
> /* AER interrupt */
> > <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>, /*
> PME interrupt */
> > <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>; /*
> controller interrupt
> > */ @@ -1240,18 +1240,18 @@ pcie6: pcie@...0000 {
> > #size-cells = <2>;
> > device_type = "pci";
> > dma-coherent;
> > - apio-wins = <8>;
> > - ppio-wins = <8>;
> > + num-viewport = <8>;
> > bus-range = <0x0 0xff>;
> > - ranges = <0x82000000 0x0 0x40000000 0xa8
> 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
> > + ranges = <0x81000000 0x0 0x00000000 0xa8
> 0x00010000 0x0 0x00010000
> > + 0x82000000 0x0 0x40000000 0xa8 0x40000000
> 0x0 0x40000000>; /*
> > +non-prefetchable memory */
> > msi-parent = <&its>;
> > + iommu-map = <0 &smmu 0 1>; /* This is fixed-up by
> u-boot */
> > #interrupt-cells = <1>;
> > interrupt-map-mask = <0 0 0 7>;
> > interrupt-map = <0000 0 0 1 &gic 0 0 GIC_SPI 104
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 2 &gic 0 0 GIC_SPI 105
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 3 &gic 0 0 GIC_SPI 106
> IRQ_TYPE_LEVEL_HIGH>,
> > <0000 0 0 4 &gic 0 0 GIC_SPI 107
> IRQ_TYPE_LEVEL_HIGH>;
> > - iommu-map = <0 &smmu 0 1>; /* Fixed-up by
> bootloader */
> > status = "disabled";
> > };
> >
> > --
> > 2.25.1
> >
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