From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: [PATCH v2] i2c: rcar: make sure clocks are on when doing hw init Date: Fri, 30 Oct 2015 09:02:10 +0100 Message-ID: <20151030080210.GA1589@katana> References: <1446158791-29682-1-git-send-email-wsa@the-dreams.de> <1726774.W1OrN54TP1@avalon> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="0F1p//8PRICkK4MW" Return-path: Content-Disposition: inline In-Reply-To: <1726774.W1OrN54TP1@avalon> Sender: linux-sh-owner@vger.kernel.org To: Laurent Pinchart Cc: linux-i2c@vger.kernel.org, linux-sh@vger.kernel.org, Magnus Damm , Simon Horman , Geert Uytterhoeven , Kuninori Morimoto List-Id: linux-i2c@vger.kernel.org --0F1p//8PRICkK4MW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > First of all, I got one kernel panic. :( I am starting to think i should revert my last i2c-rcar series until these issues are gone... > I have also seen different errors: >=20 > [ 1.177690] i2c-rcar e6530000.i2c: error -16 : 0 > [ 1.182534] adv7511: probe of 2-0039 failed with error -16 > [ 1.188293] i2c-rcar e6530000.i2c: probed >=20 > -110 occurred as well. I'd think you always get a -110 somewhere and all later accesses to the bus will return -16. The bus is stalled. > This occurred when rebooting the board by pressing the reset button, and = if I=20 I use the reset button quite frequently, too. > remember correctly moving from renesas-devel-20151013v2-v4.3-rc5 to renes= as- > devel-20151026-v4.3-rc7. Even though it occurred several times in a row I= =20 > can't seem to reproduce this issue now I'm afraid. Darn... --0F1p//8PRICkK4MW Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJWMyQCAAoJEBQN5MwUoCm2GLkQAIo1fYg5TewQg6Q9CZf/l7Sn v158KyS2EyX3ssmraZM+FVTToEgOgAiUnKPQD7cPrqFBUakKd+WqfmtS+aOAJwzI 69dLyUgwxudeJ63MSl2y4ToCjtUWNuNCsAVbB1kuaobBXx0MBDo1jfD6uNyjxNtc MEPDgt8wFXuOjyhBY1VB8mJKlJm1vrcnRrNUW5bSDLWGJKwP711rKhW6OjsDjs7T lYE/gg/w7c5iyF2qUhGTCE2ghdzVjoV1rq/PRSDvRPOVZ4YKNiV1JbgjCktF7fdP C+s0O0Do8WaVrPk6e/4bQSqLWRkHdvXxQ2tmYpdBgVJkC2E5+sPm5kH0SGThN4G4 W15MLNdDpUpuVCwXznr5FXPbxWdhcVwlJrpj18pNjJuce763MtCQwmpPQCUH7HL0 NKyg/PXp0a5EO9Q6fl4q4oHuUJlGJoPc2EwXbhAwy/CILJvxOTwXUOpbkbikJN0M k/W0tRGNzpxtJbhLzex1UFpj2FKSk3BLaSjS0cj8NX+kCEEkfrGmvtp9Yiw7w+7P zhwAlkLiyshKkLN0PPwZE7q8mF9fnW+smeacTe/pgoZ+KkMzNJ33cwZSr9hCWRd/ s5RhvaRsyHceDUM6Mfm4LJXWmB6A18h77Xrd9GDg2qSBnGQaRLf1x5p2XWHkOIvq fCP9mFURM1eNgu+BI5EG =SEQF -----END PGP SIGNATURE----- --0F1p//8PRICkK4MW--