src/mainboard/intel/avenuecity_crb/bootblock.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <bootblock_common.h>
   4 #include <console/console.h>
   5 #include <intelblocks/lpc_lib.h>
   6 #include <soc/intel/common/block/lpc/lpc_def.h>
   7 #include <superio/aspeed/ast2400/ast2400.h>
   8 #include <superio/aspeed/common/aspeed.h>
   9
  10 #define ASPEED_SIO_PORT 0x2E
  11
  12 void bootblock_mainboard_early_init(void)
  13 {
  14         /* Enable eSPI decoding for com1 (0x3f8), com2 (02f8) and superio (0x2e) */
  15         lpc_io_setup_comm_a_b();
  16         lpc_enable_fixed_io_ranges(LPC_IOE_SUPERIO_2E_2F);
  17
  18         if (CONFIG_UART_FOR_CONSOLE == 0) {
  19                 /* Setup superio com1 */
  20                 const pnp_devfn_t serial_dev = PNP_DEV(ASPEED_SIO_PORT, AST2400_SUART1);
  21                 aspeed_enable_serial(serial_dev, CONFIG_TTYS0_BASE);
  22         } else
  23                 die("COMs other than COM1 not supported\n");
  24 }