u-boot/board/microchip/mpfs_icicle/mpfs_icicle.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2019 Microchip Technology Inc.
* Padmarao Begari <padmarao.begari@microchip.com>
*/
#include <common.h>
#include <dm.h>
#include <asm/io.h>
#define MPFS_SYSREG_SOFT_RESET ((unsigned int *)0x20002088)
int board_init(void)
{
/* For now nothing to do here. */
return 0;
}
int board_early_init_f(void)
{
unsigned int val;
/* Reset uart peripheral */
val = readl(MPFS_SYSREG_SOFT_RESET);
val = (val & ~(1u << 5u));
writel(val, MPFS_SYSREG_SOFT_RESET);
return 0;
}