From patchwork Thu May 29 19:05:50 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nishanth Menon X-Patchwork-Id: 4266951 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 39D36BEEA7 for ; Thu, 29 May 2014 19:06:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 6B84520374 for ; Thu, 29 May 2014 19:06:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3C9A020357 for ; Thu, 29 May 2014 19:06:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755205AbaE2TG1 (ORCPT ); Thu, 29 May 2014 15:06:27 -0400 Received: from comal.ext.ti.com ([198.47.26.152]:33794 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753531AbaE2TG0 (ORCPT ); Thu, 29 May 2014 15:06:26 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id s4TJ5paO000857; Thu, 29 May 2014 14:05:51 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s4TJ5pmR015937; Thu, 29 May 2014 14:05:51 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Thu, 29 May 2014 14:05:51 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s4TJ5owE031247; Thu, 29 May 2014 14:05:51 -0500 From: Nishanth Menon To: Tony Lindgren CC: , , Rajendra Nayak , Nishanth Menon Subject: [PATCH] ARM: DRA722: add detection of SoC information. Date: Thu, 29 May 2014 14:05:50 -0500 Message-ID: <1401390350-10048-1-git-send-email-nm@ti.com> X-Mailer: git-send-email 1.7.9.5 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add support for DRA72x device DIEID. Currently these devices are reported as DRA75/74 family of processors. Signed-off-by: Nishanth Menon --- (test using linux-next next-20140529 tag): before: http://slexy.org/raw/s21Yb8sOhy after: http://slexy.org/raw/s20Nx96NrY Applies on: git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git branch: omap-for-v3.16/soc arch/arm/mach-omap2/id.c | 12 ++++++++++++ arch/arm/mach-omap2/soc.h | 1 + 2 files changed, 13 insertions(+) diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 71bf216..801244a 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -649,6 +649,18 @@ void __init dra7xxx_check_revision(void) } break; + case 0xb9bc: + switch (rev) { + case 0: + omap_revision = DRA722_REV_ES1_0; + break; + default: + /* If we have no new revisions */ + omap_revision = DRA722_REV_ES1_0; + break; + } + break; + default: /* Unknown default to latest silicon rev as default*/ pr_warn("%s: unknown idcode=0x%08x (hawkeye=0x%08x,rev=0x%d)\n", diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h index de2a34c..01ca808 100644 --- a/arch/arm/mach-omap2/soc.h +++ b/arch/arm/mach-omap2/soc.h @@ -462,6 +462,7 @@ IS_OMAP_TYPE(3430, 0x3430) #define DRA7XX_CLASS 0x07000000 #define DRA752_REV_ES1_0 (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8)) #define DRA752_REV_ES1_1 (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8)) +#define DRA722_REV_ES1_0 (DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8)) void omap2xxx_check_revision(void); void omap3xxx_check_revision(void);