u-boot/board/amarula/vyasa-rk3288/vyasa-rk3288.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2017 Amarula Solutions
*/
#include <common.h>
#include <serial.h>
#ifndef CONFIG_TPL_BUILD
int spl_start_uboot(void)
{
/* break into full u-boot on 'c' */
if (serial_tstc() && serial_getc() == 'c')
return 1;
return 0;
}
#endif