Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753275AbaG2KWW (ORCPT ); Tue, 29 Jul 2014 06:22:22 -0400 Received: from mail-pa0-f50.google.com ([209.85.220.50]:41860 "EHLO mail-pa0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753221AbaG2KWT (ORCPT ); Tue, 29 Jul 2014 06:22:19 -0400 Date: Tue, 29 Jul 2014 12:22:13 +0200 From: Thierry Reding To: caesar Cc: Doug Anderson , linux-pwm@vger.kernel.org, "devicetree@vger.kernel.org" , "linux-doc@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v2 2/2] pwm: add this patch to support the new pwm of Rockchip SoCs Message-ID: <20140729102212.GB21182@ulmo.nvidia.com> References: <1405774529-26027-1-git-send-email-caesar.wang@rock-chips.com> <1405774529-26027-3-git-send-email-caesar.wang@rock-chips.com> <20140721085001.GG8843@ulmo> <53CD0E82.6030901@rock-chips.com> <20140721132723.GH15238@ulmo> <53D23192.4000908@rock-chips.com> <53D50601.1020106@rock-chips.com> <53D631B6.1050603@rock-chips.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="6sX45UoQRIJXqkqR" Content-Disposition: inline In-Reply-To: <53D631B6.1050603@rock-chips.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --6sX45UoQRIJXqkqR Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 28, 2014 at 07:19:18PM +0800, caesar wrote: > Doug, > =E5=9C=A8 2014=E5=B9=B407=E6=9C=8828=E6=97=A5 12:01, Doug Anderson =E5=86= =99=E9=81=93: > >Caesar, > > > >On Sun, Jul 27, 2014 at 7:00 AM, caesar wro= te: > >>/*I think will be show the faill log:-> > >> > >>* rockchip-pwm ff9301a0.pwm: can't request region for resource [mem > >>0xff9301a0-0xff93019f] > >>*/ > >> > >>pc->base =3D devm_ioremap_resource(dev, regs); > >Did you actually code this up and try it and get this error? > Yeah. This should work if you properly set up the PWM subregion as a child of the LCDC region, which is what MFD will do for you. Thierry --6sX45UoQRIJXqkqR Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBAgAGBQJT13XUAAoJEN0jrNd/PrOhen4P/RA8Rs/MTTvBLu4bG06BJJmU K7QO2sTyELSCK9cABO66JOWqBBfka6bc/LE28amcfYnIMuZgxYBrreX64GqEML3L 0MnLR+Ot/z4uI6QCELzaCFJi5H3t+GkadDwPU2BtlcZLXslnQrsz9oPCXy1uBmru X6tyBbv4ByLUMIgOTDK1T7qmiKggpy3ozjKUTxEh6DbGwUlw6T2K5K3zCkVlQAJB M9o1hz1vf5HjpEqeS4thIkxUXtiLtZ3emx0XlHbdubEdW5C/jezTi7CVIfIvb3Es QIrmJzHwTmomN2s7FjSQNCgRBdX8idmvZsd9Cmj+U8P4X0PGyQjEW0MnvPGrO63D yEJwHFNrR3HhTk3UiWRQIXNlBl6LUpMDlOhwzzXb4VxwnjfI6XAq667sHl4YL+Fj HfwREmpjeio+yJpnY8hKs7/872+VzvrWi9oGHAU4GQC6lRTSet8S/QIh4CZxEHPQ jnuftU6hWHpNCzvF09kKEIX4hjtGQkob0FJz/Ez9QFUcytOpGde/Mo1bzw4o0vHI i+Q8/hRTfjzhwkP5M7x4DT1f+Lc0vsXzIx+h2FFRinzkMJgD9dF3s4HgxTvvaLrR 1ZdyUGG2CpPVP8Ziv2cH6Y1rlJA+FxRh8VdMRgHq3RJMLZhl8SvuqrDoaGq175w1 srzTsj3Ts1C3gVPNBFRP =yCDK -----END PGP SIGNATURE----- --6sX45UoQRIJXqkqR-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/