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: <d0c8876b424049059acab000d07ffa4b@BN1AFFO11FD053.protection.gbl>
Date:	Wed, 5 Nov 2014 10:09:35 -0800
From:	Sören Brinkmann <soren.brinkmann@...inx.com>
To:	Laurent Pinchart <laurent.pinchart@...asonboard.com>
CC:	Linus Walleij <linus.walleij@...aro.org>,
	Michal Simek <michal.simek@...inx.com>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	Alessandro Rubini <rubini@...pv.it>,
	Heiko Stuebner <heiko@...ech.de>,
	<linux-rockchip@...ts.infradead.org>, <linux-sh@...r.kernel.org>
Subject: Re: [PATCH 2/7] pinctrl: pinconf-generic: Infer map type from DT
 property

On Wed, 2014-11-05 at 03:56PM +0200, Laurent Pinchart wrote:
> Hi Soren,
> 
> Thank you for the patch.
> 
> On Monday 03 November 2014 11:05:26 Soren Brinkmann wrote:
> > With the new 'groups' property, the DT parser can infer the map type
> > from the fact whether 'pins' or 'groups' is used to specify the pin
> > group to work on.
> > To maintain backwards compatibitliy with current usage of the DT
> > binding, this is only done when an invalid map type is passed to the
> > parsing function.
> 
> The Renesas PFC implements similar bindings with using the vendor-specific 
> properties "renesas,pins" and "renesas,groups" (bindings and implementation 
> available at Documentation/devicetree/bindings/pinctrl/renesas,pfc-pinctrl.txt 
> and drivers/pinctrl/sh-pfc/pinctrl.c respectively).
> 
> The Renesas implementation is a bit more generic in that it allows both pins 
> and groups to be specified in a single subnode. Do you think that feature 
> would make sense for pinconf-generic as well ?

I don't have a use-case for that. I guess if somebody needs this kind of
functionality it could be added later. I would like to avoid blocking
pinctrl-zynq on adding more features here.

	Thanks,
	Sören
--
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/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ