From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [RFC PATCH 1/2] spi: Add support for Zynq QSPI controller Date: Thu, 10 Jul 2014 14:01:20 +0200 Message-ID: <20140710120120.GD30458@sirena.org.uk> References: <1404982207-4707-1-git-send-email-harinik@xilinx.com> <1404982207-4707-2-git-send-email-harinik@xilinx.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Lv0dYwq55yjFwMRW" Return-path: Content-Disposition: inline In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Harini Katakam Cc: Geert Uytterhoeven , Grant Likely , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , linux-spi , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , David Woodhouse , Brian Norris , Marek =?utf-8?B?VmHFoXV0?= , Artem Bityutskiy , Geert Uytterhoeven , Sascha Hauer , Jingoo Han , Sourav Poddar , "michals-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org" , Punna List-Id: devicetree@vger.kernel.org --Lv0dYwq55yjFwMRW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Jul 10, 2014 at 04:03:19PM +0530, Harini Katakam wrote: > OK. Correct me if I'm wrong but announcing this support in master->flags is > just to say the controller supports it - Like Punnaiah mentioned in the other No, it's broken to set this if there is no ability to use it. > mail, nothing specific needs to be done from the controller driver to enable > dual/quad support. This is at the SOC/IP level. How does the client driver select the width to use for a transfer? --Lv0dYwq55yjFwMRW Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJTvoCHAAoJELSic+t+oim9RAkQAJz8R+eH3JIKhwdnVPZy39rq q9oQD1jIGzuw8raIxv2ip1S9dQA11AwHBVHKGsGhxW2vcBJ+WwLKxtLrS9mGVlTh 71ER2yw4uglokBeqrBePhqUW3IPkx71YKlcde9UuB20+dlC0KLltqhY3RN7iNRKx s2CU7xRmPuQChTvJCd97/MalpWRr+L0f9A++X6PLiTMr+TAduyAnobbFlukqURcQ 2UOGytJVKsNjsuSmI32ai/JPTWRekv/iakVG+IFmlXjQsAry4Zg/9LbclP157yv+ Mtsrv+uNJ5IbXtJZpezH+ZkaIqVbgsOWBaGt1BEtjeHNWKSbSvQ77k1mI5azPQYo igA1JHAzoxoDLU4tPClF6xl7JqH1ua1MtHyWyMCTk1cJTwpHST9HhL1M1hBFfYuW e6uO9cz1xtBSTMgNXR9OLcaye83BGE9E/rJ/Ob2wJ4+ZoVnlfo12meD+/GLZch82 HEb1qbWf1TIbCghnZ05aRJEXnYlrq1yrhskQIm+Fw+10F7muofUO30/EH9GpMNnn xobDOeuo/TZUuDfbyxU3nyYtiZZr3YtQz1/nfmjIkGTPl2nZPhOUzT2cPGr/ZQtU it32QdkylIs5WOkcDgxulKzSAw788Oac9QRExjOcfLIAK1B91GVj7tkr6PYxyo98 fo78SIR/V4JxvUoy9VLY =z2by -----END PGP SIGNATURE----- --Lv0dYwq55yjFwMRW-- -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html