From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] omap: id: add chip id recognition for omap4430 es2.3 Date: Wed, 7 Dec 2011 15:43:25 -0800 Message-ID: <20111207234325.GR31337@atomide.com> References: <1320689874-9179-1-git-send-email-x0132446@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-02-ewr.mailhop.org ([204.13.248.72]:38724 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751470Ab1LGXn1 (ORCPT ); Wed, 7 Dec 2011 18:43:27 -0500 Content-Disposition: inline In-Reply-To: <1320689874-9179-1-git-send-email-x0132446@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: David Anders Cc: danders.dev@gmail.com, linux-omap@vger.kernel.org, nm@ti.com, aneesh@ti.com, jayabharath@ti.com * David Anders [111107 09:43]: > allow for the omap4430 es2.3 revision to be recognized in the > omap4_check_revision() function. > > most aspects of all omap4430 es2.x versions are identical, however > a number of small variations such as default pullup or pulldown > resistor configurations vary between revisions. > > detailed information on silicon errata for omap4430 revisions can > be found at http://focus.ti.com/pdfs/wtbu/swpz009D.pdf Thanks applying into soc branch. Tony > Signed-off-by: David Anders > --- > arch/arm/mach-omap2/id.c | 6 ++++-- > arch/arm/plat-omap/include/plat/cpu.h | 1 + > 2 files changed, 5 insertions(+), 2 deletions(-) > > diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c > index d27daf9..6681238 100644 > --- a/arch/arm/mach-omap2/id.c > +++ b/arch/arm/mach-omap2/id.c > @@ -386,8 +386,10 @@ static void __init omap4_check_revision(void) > omap_revision = OMAP4430_REV_ES2_1; > break; > case 4: > - default: > omap_revision = OMAP4430_REV_ES2_2; > + case 6: > + default: > + omap_revision = OMAP4430_REV_ES2_3; > } > break; > case 0xb94e: > @@ -400,7 +402,7 @@ static void __init omap4_check_revision(void) > break; > default: > /* Unknown default to latest silicon rev as default */ > - omap_revision = OMAP4430_REV_ES2_2; > + omap_revision = OMAP4430_REV_ES2_3; > } > > pr_info("OMAP%04x ES%d.%d\n", omap_rev() >> 16, > diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h > index 649b370..a2fc6d3 100644 > --- a/arch/arm/plat-omap/include/plat/cpu.h > +++ b/arch/arm/plat-omap/include/plat/cpu.h > @@ -416,6 +416,7 @@ IS_OMAP_TYPE(3517, 0x3517) > #define OMAP4430_REV_ES2_0 (OMAP443X_CLASS | (0x20 << 8)) > #define OMAP4430_REV_ES2_1 (OMAP443X_CLASS | (0x21 << 8)) > #define OMAP4430_REV_ES2_2 (OMAP443X_CLASS | (0x22 << 8)) > +#define OMAP4430_REV_ES2_3 (OMAP443X_CLASS | (0x23 << 8)) > > #define OMAP446X_CLASS 0x44600044 > #define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) > -- > 1.7.0.4 >