linux-kernel - Re: [PATCH 5/7] add bindings for stm32 IIO timer drivers

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: <216b3783-9f7f-4ead-81fb-5568c762e90f@metafoo.de>
Date:   Tue, 22 Nov 2016 18:02:42 +0100
From:   Lars-Peter Clausen <lars@...afoo.de>
To:     Benjamin Gaignard <benjamin.gaignard@...aro.org>
Cc:     Lee Jones <lee.jones@...aro.org>, robh+dt@...nel.org,
        Mark Rutland <mark.rutland@....com>, alexandre.torgue@...com,
        devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-pwm@...r.kernel.org, jic23@...nel.org, knaack.h@....de,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Fabrice Gasnier <fabrice.gasnier@...com>,
        Gerald Baeza <gerald.baeza@...com>,
        Arnaud Pouliquen <arnaud.pouliquen@...com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Linaro Kernel Mailman List <linaro-kernel@...ts.linaro.org>,
        Benjamin Gaignard <benjamin.gaignard@...com>
Subject: Re: [PATCH 5/7] add bindings for stm32 IIO timer drivers

On 11/22/2016 06:01 PM, Benjamin Gaignard wrote:
> [snip]
>>> +     "st,stm32-iio-timer5"
>>> +     "st,stm32-iio-timer6"
>>> +     "st,stm32-iio-timer7"
>>> +     "st,stm32-iio-timer8"
>>> +     "st,stm32-iio-timer9"
>>> +     "st,stm32-iio-timer10"
>>> +     "st,stm32-iio-timer11"
>>> +     "st,stm32-iio-timer12"
>>> +     "st,stm32-iio-timer13"
>>> +     "st,stm32-iio-timer14"
>>
>> We can't do this. This is a binding for a driver, not for the hardware.
>>
> 
> Unfortunately each instance for the hardware IP have little
> differences like which triggers they could accept or size of the
> counter register,
> and I doesn't have value inside the hardware to distinguish them so
> the only way I found is to use compatible.

But IIO is not a piece of hardware, its a software framework in the Linux
kernel.