linux-kernel - Re: [PATCH 2/3] spidev: Add DT binding example.

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: <CAOMqctSfjzQPvO1qGnGi2ukHSruRtMGQQ=DWba7gRoG9qE79Ng@mail.gmail.com>
Date:	Sun, 26 Apr 2015 13:26:09 +0200
From:	Michal Suchanek <hramrach@...il.com>
To:	Mark Brown <broonie@...nel.org>
Cc:	linux-sunxi <linux-sunxi@...glegroups.com>,
	Jonathan Corbet <corbet@....net>,
	linux-spi <linux-spi@...r.kernel.org>,
	linux-doc <linux-doc@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/3] spidev: Add DT binding example.

On 26 April 2015 at 13:01, Mark Brown <broonie@...nel.org> wrote:
> On Sun, Apr 26, 2015 at 12:54:36PM +0200, Michal Suchanek wrote:
>> On 26 April 2015 at 12:32, Mark Brown <broonie@...nel.org> wrote:
>
>> > No, this is broken - nothing should ever bind to spidev as spidev.  The
>> > fact that we have a binding document at all is a bug.
>
>> And how do you get spidev if nothing binds to it?
>
>> When you boot without the binding no device is created.
>
> Describe your actual hardware in the DT then add the relevant device ID
> to spidev.

My hardware is a sunxi SPI controller and it is described in the DT. I
have pins on the board which I want to use for connecting arbitrary
devices. How do I add those to spidev other than creating a subnode of
the spi controller and binding that to spidev?

Thanks

Michal
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/