> > /* > + * Mediatek UARTs use an extra highspeed register (UART_MTK_HIGHS) > + * > + * We need to recalcualte the quot register, as the claculation depends > + * on the vaule in the highspeed register. > + * > + * Some baudrates are not supported by the chip, so we use the next > + * lower rate supported. > + * > + * If highspeed register is set to 3, we need to specify sample count > + * and sample point to increase accuracy. If not, we reset the > + * registers to their default values. > + */ Don't put stuff in the core driver core for your chip specific weirdness, wrap the termios method with your own in your driver code as a fair number of other 8250ish drivers do. If you do that then you don't need to waste a UART CAPS flag and you don't need to put anything in the core driver code. Alan -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html