linux-kernel - Re: [PATCH 5/6] dt-bindings: spi: Tegra QUAD SPI combined sequence

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: <Yf0uehfkEOeladlE@sirena.org.uk>
Date:   Fri, 4 Feb 2022 13:47:38 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Krishna Yarlagadda <kyarlagadda@...dia.com>
Cc:     thierry.reding@...il.com, jonathanh@...dia.com,
        linux-spi@...r.kernel.org, linux-tegra@...r.kernel.org,
        skomatineni@...dia.com, ldewangan@...dia.com, robh+dt@...nel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        p.zabel@...gutronix.de
Subject: Re: [PATCH 5/6] dt-bindings: spi: Tegra QUAD SPI combined sequence

On Fri, Feb 04, 2022 at 03:59:35PM +0530, Krishna Yarlagadda wrote:

> +  nvidia,cmb-xfer:
> +    description:
> +      Enable combined sequence transfers for read and program sequence
> +      if supported by hardware. Tegra194 and later chips support this
> +      feature. Default is non combined sequence. SPI message should
> +      contain CMD-ADDR-DATA transfers to combine and send to hardware.
> +    type: boolean

Why is this a DT property - why would systems not wish to use this
feature if it is available?

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