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i2c: designware: Fix bogus sda_hold_time due to uninitialized vars
We need to initializes those variables to 0 for platforms that do not
provide ACPI parameters. Otherwise, we set sda_hold_time to random
values, breaking e.g. Galileo and IOT2000 boards.
Fixes: 9d64084330
("i2c: designware: don't infer timings described by ACPI from clock rate")
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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1 changed files with 1 additions and 1 deletions
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@ -94,9 +94,9 @@ static void dw_i2c_acpi_params(struct platform_device *pdev, char method[],
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static int dw_i2c_acpi_configure(struct platform_device *pdev)
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{
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struct dw_i2c_dev *dev = platform_get_drvdata(pdev);
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u32 ss_ht = 0, fp_ht = 0, hs_ht = 0, fs_ht = 0;
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acpi_handle handle = ACPI_HANDLE(&pdev->dev);
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const struct acpi_device_id *id;
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u32 ss_ht, fp_ht, hs_ht, fs_ht;
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struct acpi_device *adev;
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const char *uid;
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