Re: [PATCH v2 0/2] Add ICSSG0 dual EMAC support for AM642 EVM

From: Krzysztof Kozlowski

Date: Wed Mar 04 2026 - 10:48:45 EST


On 04/03/2026 16:32, Daolin Qiu wrote:
>
> On 2/28/26 05:32, Meghana Malladi wrote:
>> This series adds device tree overlay support for enabling ICSSG0 dual EMAC
>> on the AM642 EVM, along with the necessary PHY driver configuration.
>>
>> The overlay enables both ICSSG0 Ethernet interfaces (port0 and port1) in
>> dual EMAC mode and can be combined with the existing ICSSG1 overlay to
>> enable all four ICSSG interfaces if needed.
>>
>> The series also enables the DP83TG720 PHY driver required for the
>> DP83TG720-IND-SPE-EVM daughter card used with the ICSSG0 interface.
>>
>> Meghana Malladi (2):
>> arm64: dts: ti: k3-am642-evm: Add ICSSG0 overlay for dual EMAC support
>> arm64: defconfig: Enable DP83TG720 PHY driver
>>
>> arch/arm64/boot/dts/ti/Makefile | 4 +
>> .../boot/dts/ti/k3-am642-evm-icssg0.dtso | 203 ++++++++++++++++++
>> arch/arm64/configs/defconfig | 1 +
>> 3 files changed, 208 insertions(+)
>> create mode 100644 arch/arm64/boot/dts/ti/k3-am642-evm-icssg0.dtso
>>
>>
>> base-commit: 4916f2e2f3fc9aef289fcd07949301e5c29094c2
>
> Tested both ipv6 and ipv4 ping to be functional with the following
> topology.
>
> DUT 1 eth3 <---> eth2 DUT2
>
> DUT1 log: https://gist.github.com/dao-qiu/f261147110b6b05d1fb989ee74e1d694
>
> DUT2 log: https://gist.github.com/dao-qiu/3add536e2370d6afe36145f46df784e6
>
> Tested-by: Daolin Qiu <d-qiu@xxxxxx>
>

You cannot test defconfig, so please don't post it to cover letter. Same
effort for you - one Tb tag - but now you require maintainers to handle
it specially when applying.

Best regards,
Krzysztof