linux-kernel - Re: [PATCH 5/5] DO NOT MERGE: full sensehat device tree overlay for raspberry pi 4

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Date:   Tue, 6 Sep 2022 12:52:08 +0200
From:   Matthias Brugger <mbrugger@...e.com>
To:     Bagas Sanjaya <bagasdotme@...il.com>,
        Charles Mirabile <cmirabil@...hat.com>
Cc:     linux-kernel@...r.kernel.org,
        Peter Robinson <pbrobinson@...il.com>,
        Serge Schneider <serge@...pberrypi.org>,
        Stefan Wahren <stefan.wahren@...e.com>,
        Nicolas Saenz Julienne <nicolassaenzj@...il.com>,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, rh-kdlp@...glegroups.com,
        Joel Savitz <jsavitz@...hat.com>
Subject: Re: [PATCH 5/5] DO NOT MERGE: full sensehat device tree overlay for
 raspberry pi 4



On 06/09/2022 04:52, Bagas Sanjaya wrote:
> On Tue, Aug 23, 2022 at 01:41:58PM -0400, Charles Mirabile wrote:
>> This patch shold not be merged - dtbs files are not stored in the
>> kernel tree. We just provide this file so the code can be tested.
>>
> 
> Hmm, if this is DO NOT MERGE patch due to build artifacts (in this case
> dtbs), then how testing of this driver can be done with just DT source
> (like other drivers)? Does providing custom overlay needed for testing
> it?
> 

As it's a extension board to the RaspberryPi the DTs are not included into the 
Linux kernel. Instead an overlay is build which can be loaded to the base DT via 
a special mechanism of the RPi FW.

Adding this file helps anybody who wants to test the drivers to do so without 
any hustle.

Regards,
Matthias