From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ulf Hansson Subject: [PATCH 07/10] i2c: designware-platdrv: Re-init the HW when resuming Date: Tue, 14 Jun 2016 17:07:25 +0200 Message-ID: <1465916848-8207-8-git-send-email-ulf.hansson@linaro.org> References: <1465916848-8207-1-git-send-email-ulf.hansson@linaro.org> Return-path: Received: from mail-lf0-f51.google.com ([209.85.215.51]:34901 "EHLO mail-lf0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750968AbcFNPH6 (ORCPT ); Tue, 14 Jun 2016 11:07:58 -0400 Received: by mail-lf0-f51.google.com with SMTP id u74so106495180lff.2 for ; Tue, 14 Jun 2016 08:07:57 -0700 (PDT) In-Reply-To: <1465916848-8207-1-git-send-email-ulf.hansson@linaro.org> Sender: linux-i2c-owner@vger.kernel.org List-Id: linux-i2c@vger.kernel.org To: Wolfram Sang , linux-i2c@vger.kernel.org Cc: Jarkko Nikula , Andy Shevchenko , Mika Westerberg , John Stultz , Guodong Xu , linux-arm-kernel@lists.infradead.org, Ulf Hansson In cases when the designware specific flag "pm_runtime_disable" is set, the HW becomes disabled during system PM suspend. Let's make sure it becomes operational when resuming by re-initialize it again. Signed-off-by: Ulf Hansson --- drivers/i2c/busses/i2c-designware-platdrv.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 106856f..95a9f4e 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -337,9 +337,7 @@ static int dw_i2c_plat_resume(struct device *dev) struct dw_i2c_dev *i_dev = platform_get_drvdata(pdev); i2c_dw_plat_prepare_clk(i_dev, true); - - if (!i_dev->pm_runtime_disabled) - i2c_dw_init(i_dev); + i2c_dw_init(i_dev); return 0; } -- 1.9.1