From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: [PATCH v2 2/3] i2c: cadence: Set the hardware time-out register to maximum value Date: Thu, 4 Dec 2014 19:30:15 +0100 Message-ID: <20141204183015.GI7944@katana> References: <1417610126-7957-1-git-send-email-harinik@xilinx.com> <1417610126-7957-3-git-send-email-harinik@xilinx.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="byLs0wutDcxFdwtm" Return-path: Content-Disposition: inline In-Reply-To: <1417610126-7957-3-git-send-email-harinik@xilinx.com> Sender: linux-kernel-owner@vger.kernel.org To: Harini Katakam Cc: mark.rutland@arm.com, michal.simek@xilinx.com, soren.brinkmann@xilinx.com, linux-arm-kernel@lists.infradead.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, vishnum@xilinx.com, harinikatakamlinux@gmail.com List-Id: linux-i2c@vger.kernel.org --byLs0wutDcxFdwtm Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Dec 03, 2014 at 06:05:25PM +0530, Harini Katakam wrote: > From: Vishnu Motghare >=20 > Cadence I2C controller has bug wherein it generates invalid read transact= ions > after timeout in master receiver mode. This driver does not use the HW > timeout and this interrupt is disabled but the feature itself cannot be > disabled. Hence, this patch writes the maximum value (0xFF) to this regis= ter. > This is one of the workarounds to this bug and it will not avoid the issue > completely but reduces the chances of error. >=20 > Signed-off-by: Vishnu Motghare > Signed-off-by: Harini Katakam Applied to for-current, thanks! --byLs0wutDcxFdwtm Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUgKg2AAoJEBQN5MwUoCm23pwP/itLlYloGG6UhJiqE67jIxq1 Zzh/9XnWunZN62cDASUh663SfCTqQy6VzbFMbxlwZszDEcYpMEnApFy/QQarszBS 1tSgJaET7FK5nadhWrz3uqUTAqv5Qlcs54GhMoD8LNfJfT4OQKzk6luaOu+eUNXv Re/rpRJmhLHPmpMhExvNA5fKKGcj5UOMTuulENhW+sBpuM16NkUuPY8S4bsh3Y0E Hoho/A9KSlHdlVf/GMnZgv2qA2ke1vc52GfN+8E3KKntQaFdWL2TXwDNx6orUrGc CUE9wyoYcIVEHs/f69J5ryAzbs/I2TkMJKcNyoPJ/ZKwtGEHPPClayLFKTJtmi5H sDrKI/j1CDlQsWRWD3w60tNugBtcT+pNflfAAYcXa0IE59M/U/Ch+kyG/tdzHKdz Cy53l2L8/U9CImBTExOKgQmSoeKJUeF//lhDkWdNr5JQ423VlnbRfZvRvIeNWsNC AuTHkXbcqA8I6EQnN6cscjNK7hHM4hx5Z08NCqpvFh2veUilwL7ARCwevbseBvHg Aqtmo4Eim2QhJkJCXvEHFaZH6meBcdQdD0nNQNLDX2Feb0+ixRaB3TzBmMjajaRm dJowy/BKcOY9mWzGlzIsX3BJAzl6lQ1+P2AQ6/jQTxY6LRXLt6KAANY0WLfkNPhP TYBPRjLehDUi/qz1GGGS =BDJf -----END PGP SIGNATURE----- --byLs0wutDcxFdwtm--