linux-kernel - Re: [PATCH v5 0/7] Add EcoNet EN751221 MIPS platform support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <927c8a59-ac1b-49dc-b889-22c3a65bb49c@cjdns.fr>
Date: Tue, 13 May 2025 17:53:24 +0200
From: Caleb James DeLisle <cjd@...ns.fr>
To: Daniel Lezcano <daniel.lezcano@...aro.org>
Cc: linux-mips@...r.kernel.org, tglx@...utronix.de, robh@...nel.org,
 krzk+dt@...nel.org, conor+dt@...nel.org, tsbogend@...ha.franken.de,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 benjamin.larsson@...exis.eu, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH v5 0/7] Add EcoNet EN751221 MIPS platform support


On 13/05/2025 17:26, Daniel Lezcano wrote:
> On Tue, May 13, 2025 at 04:31:05PM +0200, Caleb James DeLisle wrote:
>> On 13/05/2025 16:24, Daniel Lezcano wrote:
>>> On Wed, May 07, 2025 at 01:44:53PM +0000, Caleb James DeLisle wrote:
>>>> EcoNet MIPS SoCs are big endian machines based on 34Kc and 1004Kc
>>>> processors. They are found in xDSL and xPON modems, and contain PCM
>>>> (VoIP), Ethernet, USB, GPIO, I2C, SPI (Flash), UART, and PCIe.
>>>>
>>>> The EcoNet MIPS SoCs are divided broadly into two families, the
>>>> EN751221 family based on the 34Kc, and the EN751627 family based on
>>>> the 1004Kc. Individual SoCs within a family are very similar, only
>>>> with different peripherals.
>>>>
>>>> This patchset adds basic "boots to a console" support for the EN751221
>>>> family and adds SmartFiber XP8421-B, a low cost commercially available
>>>> board that is useful for testing and development.
>>>>
>>>> Note that Airoha (AN7523, AN7581) is similar to EcoNet in terms of
>>>> peripherals, and for historical reasons Airoha chips are sometimes
>>>> referred to with the EN75xx prefix. However this is a different
>>>> platform because Airoha chips are ARM based.
>>>>
>>>> This patchset is against mips-next.
>>>>
>>>> v4 -> v5
>>>> * 2/7 clocksource/drivers: Add EcoNet Timer HPT driver:
>>>>     * Improve explanation of HPT timer in changelog
>>>>     * Move pr_info to pr_debug per recommendation
>>>>     * Remove pointless debug on spurious interrupt
>>>>     * Small code-style change
>>> Shall I pick the clocksource + bindings changes through my tree ?
>>>
>> I'm new here so I don't know what that means for the merges which
>> will happen later, but I don't see any reason to do otherwise.
> The series introduces a new platform. The patches are touching
> different susystems managed by different maintainers.
>
> Usually, the changes are per subsystem, except when they are
> interdependant.
>
> Here you can choose to merge all the patches through the mips tree or
> let the different maintainers to pick the changes related to the
> subsystems they handle. You should clarify that in the cover
> letter. If you choose the first alternative, then before merging the
> changes, all maintainer should have blessed the patches with their
> acked-by.
>
Thank you for the explanation, this patchset has already started to be
taken piece-wise, and the only dependency that comes to mind
is the econet vendor prefix which Rob Herring took few weeks ago.

With that said, I see no reason not to continue taking it piece-wise.

Thanks,

Caleb