Re: [PATCH net-next 9/9] arm64: dts: add serdes and mdio description

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On Thu, Mar 26, 2020 at 03:51:22PM +0200, Florinel Iordache wrote:
> Add dt nodes with serdes, lanes, mdio generic description for supported
> platforms: ls1046, ls1088, ls2088, lx2160. This is a prerequisite to
> enable backplane on device tree for these platforms.
> 
> Signed-off-by: Florinel Iordache <florinel.iordache@xxxxxxx>
> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi     |  33 ++++-
>  arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi     |  97 ++++++++++++-
>  arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi     | 160 ++++++++++++++++++++-
>  arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi     | 128 ++++++++++++++++-
>  .../boot/dts/freescale/qoriq-fman3-0-10g-0.dtsi    |   5 +-
>  .../boot/dts/freescale/qoriq-fman3-0-10g-1.dtsi    |   5 +-
>  6 files changed, 418 insertions(+), 10 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> index d4c1da3..c7d845f 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> @@ -3,7 +3,7 @@
>   * Device Tree Include file for Freescale Layerscape-1046A family SoC.
>   *
>   * Copyright 2016 Freescale Semiconductor, Inc.
> - * Copyright 2018 NXP
> + * Copyright 2018, 2020 NXP
>   *
>   * Mingkai Hu <mingkai.hu@xxxxxxx>
>   */
> @@ -735,6 +735,37 @@
>  			status = "disabled";
>  		};
>  
> +		serdes1: serdes@1ea0000 {
> +			compatible = "serdes-10g";
> +			reg = <0x0 0x1ea0000 0 0x00002000>;
> +			reg-names = "serdes", "serdes-10g";
> +			big-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0x0 0x00 0x1ea0000 0x00002000>;
> +			lane_a: lane@800 {
> +				compatible = "lane-10g";
> +				reg = <0x800 0x40>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_b: lane@840 {
> +				compatible = "lane-10g";
> +				reg = <0x840 0x40>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_c: lane@880 {
> +				compatible = "lane-10g";
> +				reg = <0x880 0x40>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_d: lane@8c0 {
> +				compatible = "lane-10g";
> +				reg = <0x8c0 0x40>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +		};
> +
>  		pcie_ep@3600000 {
>  			compatible = "fsl,ls1046a-pcie-ep", "fsl,ls-pcie-ep";
>  			reg = <0x00 0x03600000 0x0 0x00100000
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> index 5945662..474464e 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi
> @@ -2,7 +2,7 @@
>  /*
>   * Device Tree Include file for NXP Layerscape-1088A family SoC.
>   *
> - * Copyright 2017 NXP
> + * Copyright 2017, 2020 NXP
>   *
>   * Harninder Rai <harninder.rai@xxxxxxx>
>   *
> @@ -325,6 +325,69 @@
>  			#interrupt-cells = <2>;
>  		};
>  
> +		/* WRIOP0: 0x8B8_0000, E-MDIO1: 0x1_6000 */
> +		emdio1: mdio@8B96000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8B96000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;	/* force the driver in LE mode */
> +
> +			/* Not necessary on the QDS, but needed on the RDB */
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		/* WRIOP0: 0x8B8_0000, E-MDIO2: 0x1_7000 */
> +		emdio2: mdio@8B97000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8B97000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;	/* force the driver in LE mode */
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio1: mdio@0x8c07000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c07000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio2: mdio@0x8c0b000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0b000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio3: mdio@0x8c0f000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0f000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio4: mdio@0x8c13000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c13000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
>  		ifc: ifc@2240000 {
>  			compatible = "fsl,ifc", "simple-bus";
>  			reg = <0x0 0x2240000 0x0 0x20000>;
> @@ -777,6 +840,38 @@
>  				};
>  			};
>  		};
> +
> +		serdes1: serdes@1ea0000 {
> +				compatible = "serdes-10g";
> +				reg = <0x0 0x1ea0000 0 0x00002000>;
> +				reg-names = "serdes", "serdes-10g";
> +				little-endian;
> +
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				ranges = <0x0 0x00 0x1ea0000 0x00002000>;
> +				lane_a: lane@800 {
> +					compatible = "lane-10g";
> +					reg = <0x800 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_b: lane@840 {
> +					compatible = "lane-10g";
> +					reg = <0x840 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_c: lane@880 {
> +					compatible = "lane-10g";
> +					reg = <0x880 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_d: lane@8c0 {
> +					compatible = "lane-10g";
> +					reg = <0x8c0 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +		};
> +
>  	};
>  
>  	firmware {
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> index f96d06d..e8f3026 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
> @@ -3,7 +3,7 @@
>   * Device Tree Include file for Freescale Layerscape-2080A family SoC.
>   *
>   * Copyright 2016 Freescale Semiconductor, Inc.
> - * Copyright 2017 NXP
> + * Copyright 2017, 2020 NXP
>   *
>   * Abhimanyu Saini <abhimanyu.saini@xxxxxxx>
>   *
> @@ -560,6 +560,113 @@
>  			#interrupt-cells = <2>;
>  		};
>  
> +		/* WRIOP0: 0x8B8_0000, E-MDIO1: 0x1_6000 */
> +		emdio1: mdio@8B96000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8B96000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;	/* force the driver in LE mode */
> +
> +			/* Not necessary on the QDS, but needed on the RDB */
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		/* WRIOP0: 0x8B8_0000, E-MDIO2: 0x1_7000 */
> +		emdio2: mdio@8B97000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8B97000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;	/* force the driver in LE mode */
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio1: mdio@0x8c07000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c07000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio2: mdio@0x8c0b000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0b000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio3: mdio@0x8c0f000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0f000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio4: mdio@0x8c13000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c13000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio5: mdio@0x8c17000 {
> +			status = "disabled";
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c17000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio6: mdio@0x8c1b000 {
> +			status = "disabled";
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c1b000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio7: mdio@0x8c1f000 {
> +			status = "disabled";
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c1f000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio8: mdio@0x8c23000 {
> +			status = "disabled";
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c23000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
>  		i2c0: i2c@2000000 {
>  			status = "disabled";
>  			compatible = "fsl,vf610-i2c";
> @@ -754,6 +861,57 @@
>  			snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>;
>  		};
>  
> +		serdes1: serdes@1ea0000 {
> +				compatible = "serdes-10g";
> +				reg = <0x0 0x1ea0000 0 0x00002000>;
> +				reg-names = "serdes", "serdes-10g";
> +				little-endian;
> +
> +				#address-cells = <1>;
> +				#size-cells = <1>;
> +				ranges = <0x0 0x00 0x1ea0000 0x00002000>;
> +				lane_a: lane@800 {
> +					compatible = "lane-10g";
> +					reg = <0x800 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_b: lane@840 {
> +					compatible = "lane-10g";
> +					reg = <0x840 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_c: lane@880 {
> +					compatible = "lane-10g";
> +					reg = <0x880 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_d: lane@8c0 {
> +					compatible = "lane-10g";
> +					reg = <0x8c0 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_e: lane@900 {
> +					compatible = "lane-10g";
> +					reg = <0x900 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_f: lane@940 {
> +					compatible = "lane-10g";
> +					reg = <0x940 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_g: lane@980 {
> +					compatible = "lane-10g";
> +					reg = <0x980 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +				lane_h: lane@9c0 {
> +					compatible = "lane-10g";
> +					reg = <0x9c0 0x40>;
> +					reg-names = "lane", "serdes-lane";
> +				};
> +		};
> +
>  		ccn@4000000 {
>  			compatible = "arm,ccn-504";
>  			reg = <0x0 0x04000000 0x0 0x01000000>;
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> index e5ee559..2815908 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> @@ -2,7 +2,7 @@
>  //
>  // Device Tree Include file for Layerscape-LX2160A family SoC.
>  //
> -// Copyright 2018 NXP
> +// Copyright 2018, 2020 NXP
>  
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> @@ -947,9 +947,9 @@
>  			#address-cells = <1>;
>  			#size-cells = <0>;
>  			little-endian;
> -			status = "disabled";
>  		};
>  
> +		/* WRIOP0: 0x8b8_0000, E-MDIO2: 0x1_7000 */
>  		emdio2: mdio@8b97000 {
>  			compatible = "fsl,fman-memac-mdio";
>  			reg = <0x0 0x8b97000 0x0 0x1000>;
> @@ -957,7 +957,129 @@
>  			little-endian;
>  			#address-cells = <1>;
>  			#size-cells = <0>;
> -			status = "disabled";
> +		};
> +
> +		pcs_mdio1: mdio@0x8c07000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c07000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio2: mdio@0x8c0b000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0b000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio3: mdio@0x8c0f000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c0f000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio4: mdio@0x8c13000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c13000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio5: mdio@0x8c17000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c17000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio6: mdio@0x8c1b000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c1b000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio7: mdio@0x8c1f000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c1f000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
> +		pcs_mdio8: mdio@0x8c23000 {
> +			compatible = "fsl,fman-memac-mdio";
> +			reg = <0x0 0x8c23000 0x0 0x1000>;
> +			device_type = "mdio";
> +			little-endian;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};

This is a subset of the entries I've posted in my PCS series...

> +
> +		serdes1: serdes@1ea0000 {
> +			compatible = "serdes-28g";
> +			reg = <0x0 0x1ea0000 0 0x00002000>;
> +			reg-names = "serdes", "serdes-28g";
> +			little-endian;
> +
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +			ranges = <0x0 0x00 0x1ea0000 0x00002000>;
> +			lane_a: lane@800 {
> +				compatible = "lane-28g";
> +				reg = <0x800 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_b: lane@900 {
> +				compatible = "lane-28g";
> +				reg = <0x900 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_c: lane@a00 {
> +				compatible = "lane-28g";
> +				reg = <0xa00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_d: lane@b00 {
> +				compatible = "lane-28g";
> +				reg = <0xb00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_e: lane@c00 {
> +				compatible = "lane-28g";
> +				reg = <0xc00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_f: lane@d00 {
> +				compatible = "lane-28g";
> +				reg = <0xd00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_g: lane@e00 {
> +				compatible = "lane-28g";
> +				reg = <0xe00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
> +			lane_h: lane@f00 {
> +				compatible = "lane-28g";
> +				reg = <0xf00 0x100>;
> +				reg-names = "lane", "serdes-lane";
> +			};
>  		};
>  
>  		fsl_mc: fsl-mc@80c000000 {
> diff --git a/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-0.dtsi b/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-0.dtsi
> index dbd2fc3..d6191f1 100644
> --- a/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-0.dtsi
> +++ b/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-0.dtsi
> @@ -3,6 +3,7 @@
>   * QorIQ FMan v3 10g port #0 device tree
>   *
>   * Copyright 2012-2015 Freescale Semiconductor Inc.
> + * Copyright 2020 NXP
>   *
>   */
>  
> @@ -21,7 +22,7 @@ fman@1a00000 {
>  		fsl,fman-10g-port;
>  	};
>  
> -	ethernet@f0000 {
> +	mac9: ethernet@f0000 {
>  		cell-index = <0x8>;
>  		compatible = "fsl,fman-memac";
>  		reg = <0xf0000 0x1000>;
> @@ -29,7 +30,7 @@ fman@1a00000 {
>  		pcsphy-handle = <&pcsphy6>;
>  	};
>  
> -	mdio@f1000 {
> +	mdio9: mdio@f1000 {
>  		#address-cells = <1>;
>  		#size-cells = <0>;
>  		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
> diff --git a/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-1.dtsi b/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-1.dtsi
> index 6fc5d25..1f6f28f 100644
> --- a/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-1.dtsi
> +++ b/arch/arm64/boot/dts/freescale/qoriq-fman3-0-10g-1.dtsi
> @@ -3,6 +3,7 @@
>   * QorIQ FMan v3 10g port #1 device tree
>   *
>   * Copyright 2012-2015 Freescale Semiconductor Inc.
> + * Copyright 2020 NXP
>   *
>   */
>  
> @@ -21,7 +22,7 @@ fman@1a00000 {
>  		fsl,fman-10g-port;
>  	};
>  
> -	ethernet@f2000 {
> +	mac10: ethernet@f2000 {
>  		cell-index = <0x9>;
>  		compatible = "fsl,fman-memac";
>  		reg = <0xf2000 0x1000>;
> @@ -29,7 +30,7 @@ fman@1a00000 {
>  		pcsphy-handle = <&pcsphy7>;
>  	};
>  
> -	mdio@f3000 {
> +	mdio10: mdio@f3000 {
>  		#address-cells = <1>;
>  		#size-cells = <0>;
>  		compatible = "fsl,fman-memac-mdio", "fsl,fman-xmdio";
> -- 
> 1.9.1
> 
> 

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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