On 01/19/2015 01:44 AM, Johannes Thumshirn wrote:
> 16z135 IP Core has changed so the driver needs to be updated to respect
> these changes. The following changes have been made:
>
> * Don't invert the 16z135 modem status register when reading.
> * Add module parameter to configure the (baud rate dependent) RX timeout.
> Character timeout in seconds = (timeout_reg * baud_reg * 4)/freq_reg.
> * Enable the handling of UART core's automatic flow control feature.
> When AFE is active disable generation of modem status IRQs.
> * Rework the handling of IRQs to be conform with newer FPGA versions and
> take precautions not to miss an interrupt because of the destructive read
> of the IIR register.
> * Correct men_z135_handle_modem_status(), MSR is stat_reg[15:8] not
> stat_reg[7:0]
> * Correct calling of uart_handle_{dcd,cts}_change()
> * Reset CLOCAL when CRTSCTS is set
Reviewed-by: Peter Hurley <[email protected]>
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