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[155.4.128.67]) by smtp.gmail.com with ESMTPSA id f195sm3477060lfb.47.2016.06.14.08.07.53 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 14 Jun 2016 08:07:54 -0700 (PDT) From: Ulf Hansson To: Wolfram Sang , linux-i2c@vger.kernel.org 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> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1465916848-8207-1-git-send-email-ulf.hansson@linaro.org> References: <1465916848-8207-1-git-send-email-ulf.hansson@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160614_080817_724244_4F55EEB4 X-CRM114-Status: GOOD ( 10.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ulf Hansson , Guodong Xu , John Stultz , Jarkko Nikula , Andy Shevchenko , Mika Westerberg , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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; }