linux-kernel - Re: [PATCH 0/5] Add support for Battery Status & Battery Caps AMS in TCPM

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Message-ID: <07e4478d-569e-46d5-aad7-882e52ef3cac@kernel.org>
Date: Thu, 3 Apr 2025 10:02:28 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Amit Sunil Dhamne <amitsd@...gle.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Badhri Jagan Sridharan <badhri@...gle.com>,
 Sebastian Reichel <sre@...nel.org>,
 Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
 "Rafael J. Wysocki" <rafael@...nel.org>, Len Brown <len.brown@...el.com>,
 Pavel Machek <pavel@...nel.org>, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
 linux-pm@...r.kernel.org, RD Babiera <rdbabiera@...gle.com>,
 Kyle Tso <kyletso@...gle.com>
Subject: Re: [PATCH 0/5] Add support for Battery Status & Battery Caps AMS in
 TCPM

On 03/04/2025 10:00, Krzysztof Kozlowski wrote:
>>>>>
>>>>> Which upstream DTS (or upstream supported hardware) is going to use this
>>>>> binding, so I can see how you are going to implement it there in the
>>>>> entire system?
>>>> This is for maxim,max33359 Type-C controller.
>>> Stop deflecting the questions. max33359 is not a board. I already asked
>>> two times.
>>>
>>> Apparently admitting "no upstream users" is impossible, so let's state
>>> the obvious:
>>>
>>> There are no upstream users of this.
>>
>> max33359 controller has an upstream user i.e., gs101-oriole (Pixel 6) 
>> board. Totally agree that at the moment there are no upstream 
>> devices/drivers for the Fuel Gauge (that my patchset has a dependency 
>> on) in gs101-oriole board. gs101-oriole uses max77759 fuel gauge device. 
>> I see that there's an effort for upstreaming it 
>> (https://lore.kernel.org/all/20250102-b4-gs101_max77759_fg-v2-0-87959abeb7ff@uclouvain.be/). 
>> I will mark my patches as dependent on it + demonstrate the relationship 
>> of the devices in the gs101-oriole board. Hope that's okay?
> 
> Then please send the DTS for GS101 Oriole using this binding. I don't
> understand the point of adding binding for some user and in the same
> time not doing anything for that user.

... and just a reminder: DTS goes to separate patchset (!) from USB
drivers one, with lore link in changelog or cover letter to the binding.

Best regards,
Krzysztof