com_init.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <bootblock_common.h>
#include <device/pnp_ops.h>
 
#define SERIAL_DEV PNP_DEV(0x6E, 1) /* ITE8528 UART1 */
 
void bootblock_mainboard_early_init(void)
{
        /* Enable the serial port inside the EC */
        pnp_set_logical_device(SERIAL_DEV);
        pnp_set_enable(SERIAL_DEV, 1);
}