linux-kernel - Re: [PATCH V2 10/20] Documentation: devicetree: spi: add spi-lsbyte-first propery

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: <20190408062712.GI2803@sirena.org.uk>
Date:   Mon, 8 Apr 2019 13:27:12 +0700
From:   Mark Brown <broonie@...nel.org>
To:     Sowjanya Komatineni <skomatineni@...dia.com>
Cc:     thierry.reding@...il.com, jonathanh@...dia.com, talho@...dia.com,
        robh+dt@...nel.org, mark.rutland@....com, kyarlagadda@...dia.com,
        ldewangan@...dia.com, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-spi@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH V2 10/20] Documentation: devicetree: spi: add
 spi-lsbyte-first propery

On Thu, Apr 04, 2019 at 05:14:09PM -0700, Sowjanya Komatineni wrote:
> spi-lsbyte-first optional property allows SPI slaves to choose byte
> order of little endian for transfers.

Why make this a DT property - surely it's either a fixed property of the
relevant devices if they are LSB first (in which case we should know we
can use it from the device) or it's something that the driver for the
device can just vary at runtime?

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)