From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Brown Subject: Re: [alsa-devel] [PATCH v3 4/4] ASoC: simple-card: Add DT documentation for multi-DAI links Date: Wed, 19 Mar 2014 19:21:57 +0000 Message-ID: <20140319192157.GW11706@sirena.org.uk> References: <20140317164339.GR11706@sirena.org.uk> <20140318091728.1d2240ca@armhf> <53296CB7.1000909@ti.com> <5329E749.6070900@metafoo.de> <5329ECC2.7040803@ti.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="sctg3NRPI3j1J0DR" Return-path: Content-Disposition: inline In-Reply-To: <5329ECC2.7040803-l0cyMroinI0@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Jyri Sarha Cc: Lars-Peter Clausen , Jean-Francois Moine , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, Xiubo Li , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Kuninori Morimoto List-Id: alsa-devel@alsa-project.org --sctg3NRPI3j1J0DR Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Mar 19, 2014 at 09:15:14PM +0200, Jyri Sarha wrote: > On 03/19/2014 08:51 PM, Lars-Peter Clausen wrote: > >When does this make sense? Either the bitclock is inverted for all of > >them or for none. > Definition of clock signal and it's inversion varies between chip > manufacturers and sometimes it may not be possible to get all the dai > drivers to work identically in this respect. Because of this in some cases > there may be a need to set the inversion bit only at one end of the link. No, Linux has a definition of all the clock modes which applies to all devices regardless of what the manufacturer documents in their datasheet. --sctg3NRPI3j1J0DR Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJTKe5SAAoJELSic+t+oim9iCUP/1r3+A9s/XhXpLnEoxAoYjzx jILm8CNuiPSIAQ+cv+NxbjQ4qXpM5ruRitl/jcUZBjSZ+QALhLrJbYdo/emRya+o FYNjSsuUhqe2WhT6W2+OOjph9bN4pTRMGxvC8OG/BiIk6P6PLFcGoXM/EZRUTmHl ZBaj3lMvSLitz0rW6DNK1R4/IxhwzFq4mraG4H04Um6EYoyRoWvsvyY9XutSGo/g Lp9jL//MNZ1ntLmYOOzazbIlZNIaiZMIJG0CklIKcFUggk8T7ia6BKgs/TySBghc qfjpIhnVbQ8BOG2VLH3E3jnEoCdEv8fwDR0Dj5hZiuKPrvfKmN1FynIkPfwqhNrK jOcB7VK2KQdFXP0rd+Ng/H4dYA7lEGfHnGyytuRbr+xioXJ0Q2arwo+y3Af+/cGX ITyB4yLnyuMObX5qkHWjyT6Z1GU96wiYjT2iAlxNaT39cp9fmLrn1vD4DiMLB+qB aGaGhGID1IAXM85DXgb14mdBG4AHWmVNSs9oQgQ2L47SbPgcT8jqdYNTeyFAQyWe JNlbYaGKf3GqyWeCT0f2LLdiOPToztXPosHMs0dGhQ7SSox0+E2uICRN2VqQXTqN VTvfJOmlknOiGqlps2XzctJ7iVtmfCzZ9+XUr7kUdtl1/2LbCu9PTFhlNBLX9oyf dZa0qJGoC2QYCrPEsMSX =ITy2 -----END PGP SIGNATURE----- --sctg3NRPI3j1J0DR-- -- 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