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tty: serial: qcom_geni_serial: Update the oversampling rate
For QUP IP versions 2.5 and above the oversampling rate is halved from 32 to 16. Update this rate after reading hardware version register, so that the clock divider value is correctly set to achieve required baud rate. Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org> Link: https://lore.kernel.org/r/20190801121153.10613-1-vivek.gautam@codeaurora.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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