| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <bootblock_common.h> |
| #include <amdblocks/lpc.h> |
| #include <superio/smsc/sio1036/sio1036.h> |
| #include "gpio.h" |
| |
| #define SERIAL_DEV PNP_DEV(CONFIG_SUPERIO_ADDR_BASE, SIO1036_SP1) |
| |
| void bootblock_mainboard_early_init(void) |
| { |
| mainboard_program_early_gpios(); |
| |
| if (CONFIG(SUPERIO_SMSC_SIO1036)) { |
| if (CONFIG_SUPERIO_ADDR_BASE == 0x4e) { |
| lpc_enable_sio_decode(LPC_SELECT_SIO_4E4F); |
| } else { |
| // set up 16 byte wide I/O range window for the super IO |
| lpc_set_wideio_range(CONFIG_SUPERIO_ADDR_BASE & ~0xF, 16); |
| } |
| lpc_enable_decode(DECODE_ENABLE_SERIAL_PORT0 << CONFIG_UART_FOR_CONSOLE); |
| sio1036_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); |
| } |
| } |