Re: [PATCH ] ARM: dts: iwg22d-sodimm: Add Ethernet AVB support

[Simon Horman <horms@verge.net.au>]

On Wed, Aug 30, 2017 at 04:17:14PM +0100, Biju Das wrote:
> Define the iWave RainboW-G22D board dependent part of the Ethernet
> AVB device node.
> 
> On some older versions of the platform (before R4.0) the phy address
> may be 1 or 3. The address is fixed to 3 for R4.0 onwards (which
> will be the first mainstream release), hence using 3 in the dts.
> 
> Signed-off-by: Biju Das <biju.das@bp.renesas.com>
> Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
> ---
> This patch is tested against renesas-dev tag 20170830-v4.13-rc7
> 
>  arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts | 26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> index 442a5cb..aac84c6 100644
> --- a/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> +++ b/arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts
> @@ -17,9 +17,11 @@
>  
>  	aliases {
>  		serial0 = &scif4;
> +		ethernet0 = &avb;
>  	};
>  
>  	chosen {
> +		bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
>  		stdout-path = "serial0:115200n8";
>  	};
>  };
> @@ -29,6 +31,11 @@
>  		groups = "scif4_data_b";
>  		function = "scif4";
>  	};
> +
> +	avb_pins: avb {
> +		groups = "avb_mdio", "avb_gmii";
> +		function = "avb";
> +	};
>  };
>  
>  &scif4 {
> @@ -37,3 +44,22 @@
>  
>  	status = "okay";
>  };
> +
> +&avb {
> +	pinctrl-0 = <&avb_pins>;
> +	pinctrl-names = "default";
> +
> +	phy-handle = <&phy3>;
> +	phy-mode = "gmii";
> +	renesas,no-ether-link;
> +	status = "okay";
> +
> +	phy3: ethernet-phy@3 {
> +	/*
> +	 * On some older versions of the platform (before R4.0) the phy address
> +	 * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
> +	 */
> +		reg = <3>;
> +		micrel,led-mode = <1>;

Does the phy have an interrupt?

> +	};
> +};
> -- 
> 1.9.1
>