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Date:   Mon, 2 Sep 2019 14:06:28 +0100
From:   Andrew Murray <andrew.murray@arm.com>
To:     Xiaowei Bao <xiaowei.bao@nxp.com>
Cc:     robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
        leoyang.li@nxp.com, kishon@ti.com, lorenzo.pieralisi@arm.com,
        minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com,
        jingoohan1@gmail.com, gustavo.pimentel@synopsys.com,
        linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linuxppc-dev@lists.ozlabs.org, arnd@arndb.de,
        gregkh@linuxfoundation.org, zhiqiang.hou@nxp.com
Subject: Re: [PATCH v3 10/11] arm64: dts: layerscape: Add PCIe EP node for
 ls1088a
Message-ID: <20190902130628.GL9720@e119886-lin.cambridge.arm.com>
References: <20190902031716.43195-1-xiaowei.bao@nxp.com>
 <20190902031716.43195-11-xiaowei.bao@nxp.com>
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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 <xiaowei.bao@nxp.com>
> ---
> 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.

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
>