From mboxrd@z Thu Jan  1 00:00:00 1970
From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov)
Date: Tue, 22 May 2018 18:44:59 +0300
Subject: [PATCH 1/2] arm64: dts: renesas: r8a77980: add GEther support
In-Reply-To: <CAMuHMdW9UzOGV_zh3NxugYrj0j0qszX+NFoZtFvZRD9CNMHt+w@mail.gmail.com>
References: <a4230699-e46f-0782-e3b1-22d58b9033c8@cogentembedded.com>
 <8910c197-cf1b-9ee9-9ddb-5d2f705a4b26@cogentembedded.com>
 <CAMuHMdW9UzOGV_zh3NxugYrj0j0qszX+NFoZtFvZRD9CNMHt+w@mail.gmail.com>
Message-ID: <bdbfd13e-cf0c-e19a-b76f-5e8e024dca26@cogentembedded.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On 05/22/2018 02:48 PM, Geert Uytterhoeven wrote:

>> Define the generic R8A77980 part of the GEther device node.
>>
>> Based on the original (and large) patch by Vladimir Barinov.
>>
>> Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
>> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
> 
> Thanks for your patch!
> 
> With the below addressed:
> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

   Thanks!

>> --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77980.dtsi
>> +++ renesas/arch/arm64/boot/dts/renesas/r8a77980.dtsi
>> @@ -417,6 +417,17 @@
>>                         dma-channels = <16>;
>>                 };
>>
>> +               gether: ethernet at e7400000 {
>> +                       compatible = "renesas,gether-r8a77980";
>> +                       reg = <0 0xe7400000 0 0x1000>;
>> +                       interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
>> +                       clocks = <&cpg CPG_MOD 813>;
>> +                       power-domains = <&sysc R8A77980_PD_ALWAYS_ON>;
> 
> resets = <&cpg 813>;

   As usual...

> 
>> +                       #address-cells = <1>;
>> +                       #size-cells = <0>;
>> +                       status = "disabled";
> 
> Any default phy-mode needed?

   A default "phy-mode" IMO make sense when the MAC supports a single 
PHY interface mode. In this case, both RMII and RGMII are supported, so
I coulsn't choose a default...

>> +               };
>> +
>>                 mmc0: mmc at ee140000 {
>>                         compatible = "renesas,sdhi-r8a77980",
>>                                      "renesas,rcar-gen3-sdhi";
> 
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
>