cdns_uart_calc_baud_divs
cdns_uart_calc_baud_divs(port->uartclk, device->baud,
calc_baud = cdns_uart_calc_baud_divs(port->uartclk, baud, &bdiv, &cd,
if (!cdns_uart_calc_baud_divs(ndata->new_rate, cdns_uart->baud,