On Thu, 28 Jan 2016 17:20:37 +0800 Peter Hung <hpe...@gmail.com> wrote:
> This driver is 8250 driver for F81504/508/512, it'll handle the serial > port operation of this device. This module will depend on > MFD_FINTEK_F81504_CORE. > > The serial ports support from 50bps to 1.5Mbps with Linux baudrate > define excluding 1.0Mbps due to not support 16MHz clock source. > > PCI Configuration Space Registers, set:0~11(Max): > 40h + 8 * set: > bit7~6: Clock source selector > 00: 1.8432MHz > 01: 18.432MHz > 10: 24MHz > 11: 14.769MHz > bit0: UART enable > 41h + 8 * set: > bit5~4: RX trigger multiple > 00: 1x * trigger level > 01: 2x * trigger level > 10: 4x * trigger level > 11: 8x * trigger level > bit1~0: FIFO Size > 11: 128Bytes > 44h + 8 * set: UART IO address (LSB) > 45h + 8 * set: UART IO address (MSB) > 47h + 8 * set: > bit5: RTS invert (bit4 must enable) > bit4: RTS auto direction enable > 0: RTS control by MCR > 1: RTS driven high when TX, otherwise low > > Suggested-by: One Thousand Gnomes <gno...@lxorguk.ukuu.org.uk> > Suggested-by: Andy Shevchenko <andriy.shevche...@linux.intel.com> > Signed-off-by: Peter Hung <hpeter+linux_ker...@gmail.com> Nice It and the GPIO driver parts Reviewed-by: Alan Cox <gno...@lxorguk.ukuu.org.uk> Alan
