1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <bootblock_common.h> 4 #include <amdblocks/lpc.h> 5 #include <superio/smsc/sio1036/sio1036.h> 6 #include "gpio.h" 7 8 #define SERIAL_DEV PNP_DEV(CONFIG_SUPERIO_ADDR_BASE, SIO1036_SP1) 9 bootblock_mainboard_early_init(void)10void bootblock_mainboard_early_init(void) 11 { 12 mainboard_program_early_gpios(); 13 14 if (CONFIG(SUPERIO_SMSC_SIO1036)) { 15 if (CONFIG_SUPERIO_ADDR_BASE == 0x4e) { 16 lpc_enable_sio_decode(LPC_SELECT_SIO_4E4F); 17 } else { 18 // set up 16 byte wide I/O range window for the super IO 19 lpc_set_wideio_range(CONFIG_SUPERIO_ADDR_BASE & ~0xF, 16); 20 } 21 lpc_enable_decode(DECODE_ENABLE_SERIAL_PORT0 << CONFIG_UART_FOR_CONSOLE); 22 sio1036_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); 23 } 24 } 25