From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Reichel Subject: Re: [PATCH] ARM: OMAP2: Enable Errata 430973 for OMAP3 Date: Thu, 9 Jun 2016 09:57:34 +0200 Message-ID: <20160609075734.GA8595@earth> References: <1463700017-18527-1-git-send-email-nm@ti.com> <20160609071512.GK22406@atomide.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="X1bOJ3K7DJ5YkBrT" Return-path: Content-Disposition: inline In-Reply-To: <20160609071512.GK22406@atomide.com> Sender: linux-kernel-owner@vger.kernel.org To: Tony Lindgren Cc: Nishanth Menon , Grygorii Strashko , Russell King , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org List-Id: linux-omap@vger.kernel.org --X1bOJ3K7DJ5YkBrT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Thu, Jun 09, 2016 at 12:15:13AM -0700, Tony Lindgren wrote: > * Nishanth Menon [160519 16:23]: > > Enable Erratum 430973 similar to commit 5c86c5339c56 ("ARM: > > omap2plus_defconfig: Enable ARM erratum 430973 for omap3") - Since > > multiple defconfigs can exist from various points of view (multi_v7, > > omap2plus etc.. it is always better to enable the erratum from the > > Kconfig selection point of view so that downstream kernels dont have > > to rediscover this all over again. >=20 > This should safe to select now. Note that proc-v7.S still does not > do anything with multiarch to configure it. So the bootloader still > needs to enable it, or it needs to be done in the machine init like > n900 does. mh I totally forgot about 430973. I still think [0] is the better solution. IIRC I never uploaded them to Russel's patchsystem, though :( [0] http://comments.gmane.org/gmane.linux.kernel/2002603 > So applying into omap-for-v4.7/fixes as it can solve some mysterious > app crashers with armhf at least. Only on N900 though: $ git grep ARM_ERRATA_430973 arch/arm/Kconfig:config ARM_ERRATA_430973 arch/arm/configs/axm55xx_defconfig:CONFIG_ARM_ERRATA_430973=3Dy arch/arm/configs/omap2plus_defconfig:CONFIG_ARM_ERRATA_430973=3Dy arch/arm/mach-omap2/board-rx51.c:#ifdef CONFIG_ARM_ERRATA_430973 arch/arm/mach-omap2/pdata-quirks.c: if (IS_ENABLED(CONFIG_ARM_ERRATA_430973= )) { arch/arm/mm/proc-v7.S:#if defined(CONFIG_ARM_ERRATA_430973) && !defined(CON= FIG_ARCH_MULTIPLATFORM) -- Sebastian --X1bOJ3K7DJ5YkBrT Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBCgAGBQJXWSFsAAoJENju1/PIO/qaZykP/0jOpMigWbGQphR+VQ7QXp9m +nWAc0d3DsR7jYOkpXpBQP4TzpiYbqu6AXWeXyDiEYRbxxwyR3VMGsB10GNhDKR8 jKxsxDTtLpj86Hk8ZuOIbHJPkb/dK+QS4wp250N+89s/ZvgsmM5xbeH/FKYSEmvg csIdyfVh5D19Z0H8EYGfGADzBEDxV5uwveC4qFf82ndDaIgxnVF6dgBs+5oI3aC0 6Sl3QNUX/5iaGnLll3TaRqLnfJS8/nVqYAMA10gO7ZPyEnVaGxluCPLpLvV6D3ui Z+cnuJy8duo6t13IR42ZDBiRsqDWTtJWMHr1GWhZmQB9pefHOTtH1tdQMEySOz1i fWDYx/95cBSoSCtBwJTfPBddnBOSd79c3pGSgUh8b0cOQSy+Abg8DchyKD+DUKMb cAYo9fj+9VhoAbspkBtrPpcvbF34r7w3+CGa/sOmRbkjvBNIJTZUl2gbrbPT/Y0Y grRWBZd40LFeLuzcdPf1A7PdBz8ivIUtVa1SXHQelD7sQ2CjQA1BshZ+4ZiNKHMw pgdqaJH53rb29hucgYV44VeppnCOh5jqHDWOabPvPMWjOS2o93yCPJWrm4/TUWxx L/6aLR/bqHfmoMWQmm/ZBIf/H1Zm+3ROKKtfyz+lzXnTOcFD7Yd9VCo+PAuSUrrC WUARLGCgN2tlxg4I/ZEh =2u/+ -----END PGP SIGNATURE----- --X1bOJ3K7DJ5YkBrT--