From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: i2c: algo-bit: init the bus to a known state Date: Sun, 31 Dec 2017 00:17:46 +0100 Message-ID: <20171230231746.tnyck22fc4jc7q5c@ninjato> References: <20171204081618.5922-1-wsa+renesas@sang-engineering.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="vhsmfmze3vmhxbgs" Return-path: Content-Disposition: inline In-Reply-To: <20171204081618.5922-1-wsa+renesas@sang-engineering.com> Sender: linux-renesas-soc-owner@vger.kernel.org To: Wolfram Sang Cc: linux-i2c@vger.kernel.org, linux-renesas-soc@vger.kernel.org List-Id: linux-i2c@vger.kernel.org --vhsmfmze3vmhxbgs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Dec 04, 2017 at 09:16:18AM +0100, Wolfram Sang wrote: > Ensure the bus is free when we register the adapter. Before the SCL/SDA > wires were in an unknown state. It used to work because sending a byte > has a retry mechanism which was triggered if the bus was initially in a > not-free state. But the graceful way to do it is to initialize > correctly, of course. >=20 > Signed-off-by: Wolfram Sang Applied to for-next, thanks! --vhsmfmze3vmhxbgs Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAlpIHpoACgkQFA3kzBSg KbZCDBAAmoBnoLjH1t2MEwF9JsKDhoVluyVu7WNr/0Czfy8szyoWFdANYuNBwwU7 biLgfbLNeEr+fPc12Yl0P3ylEJ7hzSkPEgWR8BKDxEKEldKIIu9a+cOlsa5GU4Jt 8RvcitFiMnmk7Y27dgYDFuwa2YCOlLhEBE4PPz3O6OgqYcX4By8p76YvE+lWgZqB wr70kP+JXzW56LYP3FCPqX50kirJDee2SKmXrnVX4YXOhs3703vrKZD/hKm00klc x23CrKvxOHt6RKuB9EZoqKqYN80xBuWW6Pm1D1FAFWmtFDa21xrGN3PKuJwU8WpU miNdTXTlKPkA84PHp+wNiu93Oy7tCuAbvFBclvuTKGRhpms/UFxdClMATDRWZ3EL T8Z4UD43TA0mXar7g4ZN7MwwR3VLmjSvnjh35aD2x7RZJv5AHeYA9nH8HZ9sDlaE e7ksOVJp7OD+SUuPHZVMk6Vf78X8NW6ILfqGaem4/DlfBeG6Ocx+J1LKQe1Oo2mo qgjLpmfKx70PotulsajwJaPACNZClKc5mZJrRfd3rk8JG4W4zM1I6KMbhYAByhHa LiROmdGQ8vNUn6ldQTQoom6iygju/inE9VWduHucAJxDU5Spk8aUWrPfK9GxTawg TyxXI7s++0G4R8FZMlwlZR9HgVsFIlVGGvDXLB0BhCmq3cfhSNQ= =Icj4 -----END PGP SIGNATURE----- --vhsmfmze3vmhxbgs--