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SubjectRe: [PATCH 2/2] ARM: dts: Add the ethernet and ethernet PHY to the cygnus core DT.
On Tue, Apr 25, 2017 at 5:40 AM, Sergei Shtylyov
<sergei.shtylyov@cogentembedded.com> wrote:
> Hello.
>
> On 4/25/2017 12:50 AM, Eric Anholt wrote:
>
>> Cygnus has a single amac controller connected to the B53 switch with 2
>> PHYs. On the BCM911360_EP platform, those two PHYs are connected to
>> the external ethernet jacks.
>
>
> My spell checker trips on "amac" and "ethernet" -- perhaps they need
> capitalization?
>
>> Signed-off-by: Eric Anholt <eric@anholt.net>
>> ---
>> arch/arm/boot/dts/bcm-cygnus.dtsi | 60
>> ++++++++++++++++++++++++++++++++++
>> arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++
>> 2 files changed, 68 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi
>> b/arch/arm/boot/dts/bcm-cygnus.dtsi
>> index 009f1346b817..318899df9972 100644
>> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi
>> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
>> @@ -142,6 +142,56 @@
>> interrupts = <0>;
>> };
>>
>> + mdio: mdio@18002000 {
>> + compatible = "brcm,iproc-mdio";
>> + reg = <0x18002000 0x8>;
>> + #size-cells = <1>;
>> + #address-cells = <0>;
>> +
>> + gphy0: eth-gphy@0 {
>
>
> The node anmes must be generic, the DT spec has standardized
> "ethernet-phy" name for this case.
>
>> + reg = <0>;
>> + max-speed = <1000>;
>> + };
>> +
>> + gphy1: eth-gphy@1 {
>> + reg = <1>;
>> + max-speed = <1000>;
>> + };
>> + };
>
> [...]
>>
>> @@ -295,6 +345,16 @@
>> status = "disabled";
>> };
>>
>> + eth0: enet@18042000 {
>> + compatible = "brcm,amac";
>> + reg = <0x18042000 0x1000>,
>> + <0x18110000 0x1000>;
>> + reg-names = "amac_base", "idm_base";
>
>
> I don't think "_base" suffixes are necessary here.

100% necessary, per the driver. See
drivers/net/ethernet/broadcom/bgmac-platform.c


>
> [...]
>
> MBR, Sergei
>

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