cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

serial-sh7710.c (590B)

      1// SPDX-License-Identifier: GPL-2.0
      2#include <linux/serial_sci.h>
      3#include <linux/serial_core.h>
      4#include <linux/io.h>
      5#include <cpu/serial.h>
      6
      7#define PACR 0xa4050100
      8#define PBCR 0xa4050102
      9
     10static void sh7710_sci_init_pins(struct uart_port *port, unsigned int cflag)
     11{
     12	if (port->mapbase == 0xA4400000) {
     13		__raw_writew(__raw_readw(PACR) & 0xffc0, PACR);
     14		__raw_writew(__raw_readw(PBCR) & 0x0fff, PBCR);
     15	} else if (port->mapbase == 0xA4410000)
     16		__raw_writew(__raw_readw(PBCR) & 0xf003, PBCR);
     17}
     18
     19struct plat_sci_port_ops sh7710_sci_port_ops = {
     20	.init_pins	= sh7710_sci_init_pins,
     21};