Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753083AbaJCOox (ORCPT ); Fri, 3 Oct 2014 10:44:53 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:60539 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751773AbaJCOov (ORCPT ); Fri, 3 Oct 2014 10:44:51 -0400 Date: Fri, 3 Oct 2014 15:44:20 +0100 From: Mark Brown To: Christophe Leroy Cc: Benjamin Herrenschmidt , Paul Mackerras , Marcelo Tosatti , Vitaly Bordug , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-spi@vger.kernel.org, Joakim Tjernlund , scottwood@freescale.com Message-ID: <20141003144420.GC24441@sirena.org.uk> References: <20141003125609.5BEA11AB276@localhost.localdomain> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ghzN8eJ9Qlbqn3iT" Content-Disposition: inline In-Reply-To: <20141003125609.5BEA11AB276@localhost.localdomain> X-Cookie: The coast was clear. User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: 94.175.94.161 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Re: [PATCH 2/2] spi: fsl-spi: Allow dynamic allocation of CPM1 parameter RAM X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: Yes (on mezzanine.sirena.org.uk) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --ghzN8eJ9Qlbqn3iT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Oct 03, 2014 at 02:56:09PM +0200, Christophe Leroy wrote: > +config CPM1_RELOCSPI > + bool "Dynamic SPI relocation" > + default n > + help > + On recent MPC8xx (at least MPC866 and MPC885) SPI can be relocated > + without micropatch. This activates relocation to a dynamically > + allocated area in the CPM Dual port RAM. > + When combined with SPI relocation patch (for older MPC8xx) it avoids > + the "loss" of additional Dual port RAM space just above the patch, > + which might be needed for example when using the CPM QMC. Something like this shouldn't be a compile time option. Either it should be unconditional or it should be triggered in some system specific manner (from DT, from knowing about other users or similar). --ghzN8eJ9Qlbqn3iT Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBAgAGBQJULrZDAAoJECTWi3JdVIfQbywH/0vlIbyDtXeXSo8Qg0xKxfu+ NmGzbVSizdDFhjhq8+LRSFjKdl6u8cXF+Vuyt+hGXsvAc1c6Vc2XNSWO0eXbq+kg soGV9Y9UfLx4smuhdcuWqri1qZOJG2k7058AzSZwDWfEwTQ88Sb47cGHv8L69jhn s7TR2SMnMZ+Gk4JWiZ/lETGbVYspRnKSAnKtu4ubsPRG34wJnhQvc9V9WhGynlKu hhA/5II3+8grWKmEdWTK/mTQBMoikxJxElN8FPQnogoApnJONM6fsmLH/1O4979K o/3DAS80NGnPDC23k65b+iOHg2EIXnzfFSYdHXaSUAiWvN5Rjg4hrxyC1IBgxpw= =cnSl -----END PGP SIGNATURE----- --ghzN8eJ9Qlbqn3iT-- -- 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/