From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Weitzel Subject: [PATCH v2] ARM: omap4: i2c reset regs postidle Date: Mon, 16 May 2011 11:18:44 +0200 Message-ID: <1305537524-24753-1-git-send-email-j.weitzel@phytec.de> References: <4DD0DC9C.5020300@linaro.org> Return-path: Received: from mail.visioncatalog.de ([217.6.246.34]:32956 "EHLO root.phytec.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753158Ab1EPJSu (ORCPT ); Mon, 16 May 2011 05:18:50 -0400 In-Reply-To: <4DD0DC9C.5020300@linaro.org> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-omap@vger.kernel.org, b-cousson@ti.com, andy.green@linaro.org, patches@linaro.org Cc: andy@warmcat.com, tony@atomide.com, peter.maydell@linaro.org, ben-linux@fluff.org, Jan Weitzel Without OMAP_I2C_FLAG_RESET_REGS_POSTIDLE I got i2c controller timeouts on each accsess after an NACK message. Taking this flag fix it. This patch is on top of the i2c feature implementation flags patches Signed-off-by: Jan Weitzel Tested-by: Andy Green Acked-by: Andy Green --- v2: add Tested-by / Acked-by 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 5f4a1b2..3d3b4f4 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 */ -- 1.7.0.4