From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1X02pE-0006H8-Uj for barebox@lists.infradead.org; Thu, 26 Jun 2014 06:06:27 +0000 Date: Thu, 26 Jun 2014 08:05:58 +0200 From: Sascha Hauer Message-ID: <20140626060558.GY15686@pengutronix.de> References: <1403680701-10494-1-git-send-email-dev@lynxeye.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1403680701-10494-1-git-send-email-dev@lynxeye.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH 1/4] arm: add errata workarounds To: Lucas Stach Cc: barebox@lists.infradead.org On Wed, Jun 25, 2014 at 09:18:18AM +0200, Lucas Stach wrote: > From: Lucas Stach > > Header only implementation, so they can be pulled > into the individual SoC cpu init functions. > > Signed-off-by: Lucas Stach Applied, thanks Sascha > --- > arch/arm/include/asm/errata.h | 67 +++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 67 insertions(+) > create mode 100644 arch/arm/include/asm/errata.h > > diff --git a/arch/arm/include/asm/errata.h b/arch/arm/include/asm/errata.h > new file mode 100644 > index 0000000..e2ffd87 > --- /dev/null > +++ b/arch/arm/include/asm/errata.h > @@ -0,0 +1,67 @@ > +/* > + * Copyright (C) 2014 Lucas Stach, Pengutronix > + * > + * This program is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * published by the Free Software Foundation; either version 2 of > + * the License, or (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + */ > + > +static inline void enable_arm_errata_716044_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c1, c0, 0\n" > + "orr r0, r0, #1 << 11\n" > + "mcr p15, 0, r0, c1, c0, 0\n" > + ); > +} > + > +static inline void enable_arm_errata_742230_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c15, c0, 1\n" > + "orr r0, r0, #1 << 4\n" > + "mcr p15, 0, r0, c15, c0, 1\n" > + ); > +} > + > +static inline void enable_arm_errata_743622_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c15, c0, 1\n" > + "orr r0, r0, #1 << 6\n" > + "mcr p15, 0, r0, c15, c0, 1\n" > + ); > +} > + > +static inline void enable_arm_errata_751472_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c15, c0, 1\n" > + "orr r0, r0, #1 << 11\n" > + "mcr p15, 0, r0, c15, c0, 1\n" > + ); > +} > + > +static inline void enable_arm_errata_761320_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c15, c0, 1\n" > + "orr r0, r0, #1 << 21\n" > + "mcr p15, 0, r0, c15, c0, 1\n" > + ); > +} > + > +static inline void enable_arm_errata_794072_war(void) > +{ > + __asm__ __volatile__ ( > + "mrc p15, 0, r0, c15, c0, 1\n" > + "orr r0, r0, #1 << 4\n" > + "mcr p15, 0, r0, c15, c0, 1\n" > + ); > +} > -- > 1.9.3 > > > _______________________________________________ > barebox mailing list > barebox@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox