linux-kernel - Re: [PATCH v12 6/6] ARM: dts: mediatek: Update MT7629 PCIe node for new format

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Message-ID: <9f8a40b8-f544-5792-03d3-3570da86cd01@gmail.com>
Date:   Tue, 21 Sep 2021 20:43:22 +0200
From:   Matthias Brugger <matthias.bgg@...il.com>
To:     Chuanjia Liu <chuanjia.liu@...iatek.com>, robh+dt@...nel.org,
        bhelgaas@...gle.com, lorenzo.pieralisi@....com
Cc:     ryder.lee@...iatek.com, jianjun.wang@...iatek.com,
        yong.wu@...iatek.com, linux-pci@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v12 6/6] ARM: dts: mediatek: Update MT7629 PCIe node for
 new format



On 23/08/2021 05:28, Chuanjia Liu wrote:
> To match the new dts binding. Remove "subsys",unused
> interrupt and slot node.Add "interrupt-names",
> "linux,pci-domain" and pciecfg node.
> 
> Signed-off-by: Chuanjia Liu <chuanjia.liu@...iatek.com>
> Acked-by: Ryder Lee <ryder.lee@...iatek.com>

Queued in v5.15-next/dts32

Thanks!

> ---
>   arch/arm/boot/dts/mt7629-rfb.dts |  3 ++-
>   arch/arm/boot/dts/mt7629.dtsi    | 45 +++++++++++++++-----------------
>   2 files changed, 23 insertions(+), 25 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/mt7629-rfb.dts b/arch/arm/boot/dts/mt7629-rfb.dts
> index 9980c10c6e29..eb536cbebd9b 100644
> --- a/arch/arm/boot/dts/mt7629-rfb.dts
> +++ b/arch/arm/boot/dts/mt7629-rfb.dts
> @@ -140,9 +140,10 @@
>   	};
>   };
>   
> -&pcie {
> +&pcie1 {
>   	pinctrl-names = "default";
>   	pinctrl-0 = <&pcie_pins>;
> +	status = "okay";
>   };
>   
>   &pciephy1 {
> diff --git a/arch/arm/boot/dts/mt7629.dtsi b/arch/arm/boot/dts/mt7629.dtsi
> index 874043f0490d..46fc236e1b89 100644
> --- a/arch/arm/boot/dts/mt7629.dtsi
> +++ b/arch/arm/boot/dts/mt7629.dtsi
> @@ -361,16 +361,21 @@
>   			#reset-cells = <1>;
>   		};
>   
> -		pcie: pcie@...40000 {
> +		pciecfg: pciecfg@...40000 {
> +			compatible = "mediatek,generic-pciecfg", "syscon";
> +			reg = <0x1a140000 0x1000>;
> +		};
> +
> +		pcie1: pcie@...45000 {
>   			compatible = "mediatek,mt7629-pcie";
>   			device_type = "pci";
> -			reg = <0x1a140000 0x1000>,
> -			      <0x1a145000 0x1000>;
> -			reg-names = "subsys","port1";
> +			reg = <0x1a145000 0x1000>;
> +			reg-names = "port1";
> +			linux,pci-domain = <1>;
>   			#address-cells = <3>;
>   			#size-cells = <2>;
> -			interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_LOW>,
> -				     <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
> +			interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_LOW>;
> +			interrupt-names = "pcie_irq";
>   			clocks = <&pciesys CLK_PCIE_P1_MAC_EN>,
>   				 <&pciesys CLK_PCIE_P0_AHB_EN>,
>   				 <&pciesys CLK_PCIE_P1_AUX_EN>,
> @@ -391,26 +396,18 @@
>   			power-domains = <&scpsys MT7622_POWER_DOMAIN_HIF0>;
>   			bus-range = <0x00 0xff>;
>   			ranges = <0x82000000 0 0x20000000 0x20000000 0 0x10000000>;
> +			status = "disabled";
>   
> -			pcie1: pcie@1,0 {
> -				device_type = "pci";
> -				reg = <0x0800 0 0 0 0>;
> -				#address-cells = <3>;
> -				#size-cells = <2>;
> +			#interrupt-cells = <1>;
> +			interrupt-map-mask = <0 0 0 7>;
> +			interrupt-map = <0 0 0 1 &pcie_intc1 0>,
> +					<0 0 0 2 &pcie_intc1 1>,
> +					<0 0 0 3 &pcie_intc1 2>,
> +					<0 0 0 4 &pcie_intc1 3>;
> +			pcie_intc1: interrupt-controller {
> +				interrupt-controller;
> +				#address-cells = <0>;
>   				#interrupt-cells = <1>;
> -				ranges;
> -				num-lanes = <1>;
> -				interrupt-map-mask = <0 0 0 7>;
> -				interrupt-map = <0 0 0 1 &pcie_intc1 0>,
> -						<0 0 0 2 &pcie_intc1 1>,
> -						<0 0 0 3 &pcie_intc1 2>,
> -						<0 0 0 4 &pcie_intc1 3>;
> -
> -				pcie_intc1: interrupt-controller {
> -					interrupt-controller;
> -					#address-cells = <0>;
> -					#interrupt-cells = <1>;
> -				};
>   			};
>   		};
>   
>