From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752168Ab2KFGo2 (ORCPT ); Tue, 6 Nov 2012 01:44:28 -0500 Received: from moutng.kundenserver.de ([212.227.126.187]:61438 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751509Ab2KFGo1 (ORCPT ); Tue, 6 Nov 2012 01:44:27 -0500 Date: Tue, 6 Nov 2012 07:44:06 +0100 From: Thierry Reding To: Alban Bedel Cc: linux-kernel@vger.kernel.org, Richard Purdie Subject: Re: [PATCH] pwm-backlight: Add support for active low PWM backlights Message-ID: <20121106064405.GB14863@avionic-0098.mockup.avionic-design.de> References: <1352130541-16819-1-git-send-email-alban.bedel@avionic-design.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="MW5yreqqjyrRcusr" Content-Disposition: inline In-Reply-To: <1352130541-16819-1-git-send-email-alban.bedel@avionic-design.de> User-Agent: Mutt/1.5.21 (2010-09-15) X-Provags-ID: V02:K0:Odcul1jVImrpoG3IaMG3AXK9XsLx/pofKs4KKGF5+Yq r9xzZ70lCHDPwosjI1XEoeUswgGIzu6OLjAbKV1R+3sIn4zyi3 jCHG9u4L8MX3QVsKvjBm7CEarh2qFIX7MAQ+h+Lq0i1CLazldK NCVZ5kYxWnd9jd0n9w8KgX2BUV3BfkeVpVTdNhTOd5xUlQqpAd UVOHem9kkECWRZyh+gBEm8gFFyHoVdRatQ+DgbvUAiZTnjSDgQ +Sm/hHvUUc4OLQLG8GCdq1xPimN2rpapddA3IC96WV8h2fsBFW 2aujAfsKdFUjCn7Cc+/n4u29lCWS2gWJvBoClqw17TH0Gee2tL RrOOIJbmUkEXvvGttZVP9UM25Zn55huOhZnN4XCo6NTz4xvOh2 UFi3PBKClXLawR+UMbQVIpaKFRmC0dxw84= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --MW5yreqqjyrRcusr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 05, 2012 at 04:49:01PM +0100, Alban Bedel wrote: > Signed-off-by: Alban Bedel > --- > .../bindings/video/backlight/pwm-backlight.txt | 1 + > drivers/video/backlight/pwm_bl.c | 22 ++++++++++++++= ----- > include/linux/pwm_backlight.h | 1 + > 3 files changed, 18 insertions(+), 6 deletions(-) >=20 > diff --git a/Documentation/devicetree/bindings/video/backlight/pwm-backli= ght.txt b/Documentation/devicetree/bindings/video/backlight/pwm-backlight.t= xt > index 1e4fc72..3a40539 100644 > --- a/Documentation/devicetree/bindings/video/backlight/pwm-backlight.txt > +++ b/Documentation/devicetree/bindings/video/backlight/pwm-backlight.txt > @@ -14,6 +14,7 @@ Required properties: > Optional properties: > - pwm-names: a list of names for the PWM devices specified in the > "pwms" property (see PWM binding[0]) > + - active-low: boolean indicating that the backlight use active low log= ic Couldn't you use the brightness-levels property to achieve the same effect? Thierry --MW5yreqqjyrRcusr Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iQIcBAEBAgAGBQJQmLG1AAoJEN0jrNd/PrOhbjkP/0QmIHo5x/iU8KQiwD9OdqCO 21ZW3WYJayD9CdGn2DdIYfm9bO5BZrL75cOyp2odPgn49nAiIWBXOqgIiwqvwZu2 D1rFspnczx9BADts97Y1mBU8xZPZfpvPUFhDSWSgkaqu3Y8Xj6IFcQzspSK7yhwL 4Y3LP/8tzsQDOKNkwc3LYcq03j2gJOTzVdKIRhFPYS6UF00WZ+17IgB6WsboZiLZ zdj9HnWYJAzcbC8bR9d9Mef88fgwB9buz1zTy2aNgLvP/55+Qk8Uu9tFT8TZoWYr ELGFrew19Ug/8quCtB5yCR+p+WNy26jpCWiP4FcOfyhLD8wMIkqwA5l7h2VYfvw7 2V27yEH97nu9OUYWQgzB/oKV3ShM8rDeph+lfHlt3V9RIxn7z1RWIr0UkPLjdflH OGII1LnTYYKdy3GX1zFY3QlTIwikRdKiqbpERcn/sMmEci3tuuvI22xipqEOeKKZ Ed2IXyCyTAH0zeeOEo0NpylLey6X9dE6Isl4hY82Ttqeae8xfGxTjppSfvTjbBJh U/nPZ3mMZ87ppa0Scr9dw3BlyoE24AiUQXqgpxHAbXOhfpzJ7eThMXPoiimUd1Nq 2iIEG9uP4e5Xvy7GRN4ArnbYiynNpGnrcQLHIIMrDxonSyHLZzfGQTBwTqF9yzQ4 Dv2X41YY6Z+IMAfk0aCG =WqTr -----END PGP SIGNATURE----- --MW5yreqqjyrRcusr--