i2c: designware: Disable device on system suspend
Userspace can initiate system suspend on arbitrary times which means that device drivers must make sure that their device gets quiesced before system suspend is entered. Therefore disable the I2C host controller in the driver system suspend hook. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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@ -253,6 +253,7 @@ static int dw_i2c_suspend(struct device *dev)
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struct platform_device *pdev = to_platform_device(dev);
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struct dw_i2c_dev *i_dev = platform_get_drvdata(pdev);
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i2c_dw_disable(i_dev);
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clk_disable_unprepare(i_dev->clk);
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return 0;
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