Re: [PATCH V6 2/4] arm64: dts: qcom: ipq9574: Add PCIe PHYs and controller nodes

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On 16.07.2024 11:23 AM, Sricharan R wrote:
> From: devi priya <quic_devipriy@xxxxxxxxxxx>
> 
> Add PCIe0, PCIe1, PCIe2, PCIe3 (and corresponding PHY) devices
> found on IPQ9574 platform. The PCIe0 & PCIe1 are 1-lane Gen3
> host whereas PCIe2 & PCIe3 are 2-lane Gen3 host.
> 
> Signed-off-by: devi priya <quic_devipriy@xxxxxxxxxxx>
> Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
> ---

[...]

> +
> +			ranges = <0x01000000 0x0 0x00000000 0x10200000 0x0 0x100000>,  /* I/O */
> +				 <0x02000000 0x0 0x10300000 0x10300000 0x0 0x7d00000>; /* MEM */

Drop these comments, please

> +
> +			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
> +

Inconsistent newline

> +			interrupt-names = "msi0",
> +					  "msi1",
> +					  "msi2",
> +					  "msi3",
> +					  "msi4",
> +					  "msi5",
> +					  "msi6",
> +					  "msi7";
> +
> +			#interrupt-cells = <1>;
> +			interrupt-map-mask = <0 0 0 0x7>;
> +			interrupt-map = <0 0 0 1 &intc 0 0 35 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
> +					<0 0 0 2 &intc 0 0 49 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
> +					<0 0 0 3 &intc 0 0 84 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
> +					<0 0 0 4 &intc 0 0 85 IRQ_TYPE_LEVEL_HIGH>; /* int_d */

Drop these comments, please

(all these comments apply to all the similar nodes)

[...]

> +
> +		pcie3: pcie@18000000 {
> +			compatible = "qcom,pcie-ipq9574";
> +			reg =  <0x18000000 0xf1d>,
> +			       <0x18000f20 0xa8>,
> +			       <0x18001000 0x1000>,
> +			       <0x000f0000 0x4000>,
> +			       <0x18100000 0x1000>;
> +			reg-names = "dbi", "elbi", "atu", "parf", "config";
> +			device_type = "pci";
> +			linux,pci-domain = <4>;

Any reason the PCI domain for PCIeN is N+1? You can start at 0

Konrad




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