From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: Another problem with I2C multiplexer bus naming Date: Thu, 12 Mar 2015 10:42:27 +0100 Message-ID: <20150312094227.GA4225@katana> References: <1426133507.16219.YahooMailNeo@web181502.mail.ne1.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="0OAP2g/MAC+5xKAE" Return-path: Content-Disposition: inline In-Reply-To: <1426133507.16219.YahooMailNeo-XYahOdtEMNm2Y7dhQGSVAJOW+3bF1jUfVpNB7YpNyf8@public.gmane.org> Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Bob Feretich Cc: "linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Guenter Roeck List-Id: linux-i2c@vger.kernel.org --0OAP2g/MAC+5xKAE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > [ 2.951717] omap_i2c 44e0b000.i2c: failure adding adapter > ...snipped... > [ 2.964249] omap_i2c: probe of 44e0b000.i2c failed with error -16 > ... snipped ... Thanks! After a first glimpse, this seems to be a bug. The omap driver uses i2c_add_numbered_adapter here in DT context, and thus __i2c_first_dynamic_bus_num is not properly increased because there is no static board_info. Will have a look. > Will the future "multiple i2c multiplexers on the same bus" solution > fix this problem? I don't know what you are referring to here? Regards, Wolfram --0OAP2g/MAC+5xKAE Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJVAV+DAAoJEBQN5MwUoCm2HikP/io6Qjzma69S/vMbKWYODMvP AaTKfne5IAt7BgUIxZJcFJ0GrEN3/n7FeCybh/PjRiN/VsT2JgvuXoyaEM5BVaO+ N/l0hBKwaSTTN0BN3lZ4JoxUdl6G68p1lRvlj0U9FniXmWtQViMEYX3RbLZuS4RW WoOoU+hTZzSrKUJ26dGXKROidJW07XsHQqwjKuHfMVeFAGZk+g4lV0M2XdzTqqgF 7rqmlLTMqxuyImW0IL/r49EMOJxeQ67arVIXtderNp3sCuSKfpkObF/S2m5/hed5 2w01JV3AZuXhVRD5NxXObAlF6nEPB8jPBriFbHkkjh8/WEbnVHMGCtlqMcVdtimV JPgc+Sbg0ot89FAzJYSgdVuichYkoTeVFkidfJi4XHU4c9SAs8CQYUlOXsAmK28T gUMYtHRsaf58b9mR/gng8y6Q5pAmb4zEf9T0stsvSn4zn4VzseuJkO4CXK8REcWo x9P8hOaKkXRfSVhnOFJ0y2HJIaX+34hRzFJpAIAavm/+p2jxq6Ix6o1bcxX2fvki VBd/si9U2fCtGrh/iycnnaXts0RdEK8MRbSNPbPB2I4QInNBga/yPpy8HTqd3Yk2 ouRTAyQ9bv3LRx10zXNpMVkwYzwr94yq0cj93UDP4ZpdxnFbATxEL+Ic8Vmzgjhp 409NGnFEEEzpC/FfOiVa =o4EU -----END PGP SIGNATURE----- --0OAP2g/MAC+5xKAE--