src/mainboard/pcengines/apu2/bootblock.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <bootblock_common.h>
   4 #include <device/pnp_type.h>
   5 #include <southbridge/amd/pi/hudson/hudson.h>
   6 #include <superio/nuvoton/common/nuvoton.h>
   7 #include <superio/nuvoton/nct5104d/nct5104d.h>
   8
   9 #define SIO_PORT 0x2e
  10 #define SERIAL1_DEV PNP_DEV(SIO_PORT, NCT5104D_SP1)
  11 #define SERIAL2_DEV PNP_DEV(SIO_PORT, NCT5104D_SP2)
  12
  13 void bootblock_mainboard_early_init(void)
  14 {
  15         hudson_lpc_port80();
  16         hudson_clk_output_48Mhz();
  17
  18         /* COM2 on apu5 is reserved so only COM1 should be supported */
  19         if ((CONFIG_UART_FOR_CONSOLE == 1) &&
  20                 !CONFIG(BOARD_PCENGINES_APU5))
  21                 nuvoton_enable_serial(SERIAL2_DEV, CONFIG_TTYS0_BASE);
  22         else if (CONFIG_UART_FOR_CONSOLE == 0)
  23                 nuvoton_enable_serial(SERIAL1_DEV, CONFIG_TTYS0_BASE);
  24 }