From patchwork Wed Jul 6 06:19:05 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shubhrajyoti Datta X-Patchwork-Id: 948722 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter1.kernel.org (8.14.4/8.14.4) with ESMTP id p666JIPm028668 for ; Wed, 6 Jul 2011 06:19:18 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752289Ab1GFGTP (ORCPT ); Wed, 6 Jul 2011 02:19:15 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:50095 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750830Ab1GFGTP (ORCPT ); Wed, 6 Jul 2011 02:19:15 -0400 Received: from dbdp20.itg.ti.com ([172.24.170.38]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id p666JBMg014212 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 6 Jul 2011 01:19:14 -0500 Received: from dbde71.ent.ti.com (localhost [127.0.0.1]) by dbdp20.itg.ti.com (8.13.8/8.13.8) with ESMTP id p666JAe8006917; Wed, 6 Jul 2011 11:49:11 +0530 (IST) Received: from dbdp31.itg.ti.com (172.24.170.98) by DBDE71.ent.ti.com (172.24.170.149) with Microsoft SMTP Server id 8.3.106.1; Wed, 6 Jul 2011 11:49:10 +0530 Received: from a0393217ubnlt.india.ti.com ([172.24.190.129]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id p666J710002605; Wed, 6 Jul 2011 11:49:08 +0530 (IST) From: Shubhrajyoti D To: CC: linux-omap@vger.kernel.org, Shubhrajyoti D Subject: [PATCH] OMAP4: I2C : I2C context save Date: Wed, 6 Jul 2011 11:49:05 +0530 Message-ID: <1309933145-8825-1-git-send-email-shubhrajyoti@ti.com> X-Mailer: git-send-email 1.7.1 MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.6 (demeter1.kernel.org [140.211.167.41]); Wed, 06 Jul 2011 06:19:21 +0000 (UTC) Restore of context is not done for OMAP4. This patch adds the OMAP_I2C_FLAG_RESET_REGS_POSTIDLE in the OMAP4 hwmod which activates the restore for OMAP4. Currently the OMAP4 doesnot hit device off still the driver may have support for it. Signed-off-by: Shubhrajyoti D --- Applies on top of patches from Andy Green http://www.spinics.net/lists/linux-i2c/msg05632.html Tested on OMAP4430 arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 0fe9556..5e2c748 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -2130,7 +2130,8 @@ static struct omap_hwmod_class omap44xx_i2c_hwmod_class = { }; static struct omap_i2c_dev_attr i2c_dev_attr = { - .flags = OMAP_I2C_FLAG_BUS_SHIFT_NONE, + .flags = OMAP_I2C_FLAG_BUS_SHIFT_NONE | + OMAP_I2C_FLAG_RESET_REGS_POSTIDLE, }; /* i2c1 */