arch/sh/kernel/cpu/sh3/serial-sh7710.c

   1 #include <linux/serial_sci.h>
   2 #include <linux/serial_core.h>
   3 #include <linux/io.h>
   4 #include <cpu/serial.h>
   5
   6 #define PACR 0xa4050100
   7 #define PBCR 0xa4050102
   8
   9 static void sh7710_sci_init_pins(struct uart_port *port, unsigned int cflag)
  10 {
  11         if (port->mapbase == 0xA4400000) {
  12                 __raw_writew(__raw_readw(PACR) & 0xffc0, PACR);
  13                 __raw_writew(__raw_readw(PBCR) & 0x0fff, PBCR);
  14         } else if (port->mapbase == 0xA4410000)
  15                 __raw_writew(__raw_readw(PBCR) & 0xf003, PBCR);
  16 }
  17
  18 struct plat_sci_port_ops sh7710_sci_port_ops = {
  19         .init_pins      = sh7710_sci_init_pins,
  20 };