linux-kernel - Re: [PATCH v2] pinctrl: at91: Enable slewrate by default on SAM9X60

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 for Android: free password hash cracker in your pocket

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

Message-ID: <CACRpkdZh-gV8T6cN2R9DrLE32EPGk9g07z_K00W9n+kbiSW7Wg@mail.gmail.com>
Date:   Sun, 3 Nov 2019 23:35:41 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>
Cc:     Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Rob Herring <robh+dt@...nel.org>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>
Subject: Re: [PATCH v2] pinctrl: at91: Enable slewrate by default on SAM9X60

On Fri, Nov 1, 2019 at 10:20 AM Codrin Ciubotariu
<codrin.ciubotariu@...rochip.com> wrote:

> On SAM9X60, slewrate should be enabled on pins with a switching frequency
> below 50Mhz. Since most of our pins do not exceed this value, we enable
> slewrate by default. Pins with a switching value that exceeds 50Mhz will
> have to explicitly disable slewrate.
>
> This patch changes the ABI. However, the slewrate macros are only used
> by SAM9X60 and, at this moment, there are no device-tree files available
> for this platform.
>
> Suggested-by: Ludovic Desroches <ludovic.desroches@...rochip.com>
> Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>
> ---
>
> Changes in v2:
>  - updated commit message to reflect the ABI change

Patch applied with the ACKs.

Yours,
Linus Walleij