[thirdparty/u-boot.git] / arch / arm / mach-aspeed / ast_wdt.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2016 Google, Inc
 */

#include <common.h>
#include <asm/io.h>
#include <asm/arch/wdt.h>
#include <linux/err.h>

u32 ast_reset_mode_from_flags(ulong flags)
{
	return flags & WDT_CTRL_RESET_MASK;
}

u32 ast_reset_mask_from_flags(ulong flags)
{
	return flags >> 2;
}

ulong ast_flags_from_reset_mode_mask(u32 reset_mode, u32 reset_mask)
{
	ulong ret = reset_mode & WDT_CTRL_RESET_MASK;

	if (ret == WDT_CTRL_RESET_SOC)
		ret |= (reset_mask << 2);

	return ret;
}
Commit	Line	Data
83d290c5	1	// SPDX-License-Identifier: GPL-2.0+
4697abea	2	/*
4697abea	3	* (C) Copyright 2016 Google, Inc
4697abea	4	*/
4697abea	5
d678a59d	6	#include <common.h>
4697abea	7	#include <asm/io.h>
	8	#include <asm/arch/wdt.h>
	9	#include <linux/err.h>
	10
1eb0a464	11	u32 ast_reset_mode_from_flags(ulong flags)
	12	{
	13	return flags & WDT_CTRL_RESET_MASK;
	14	}
	15
	16	u32 ast_reset_mask_from_flags(ulong flags)
	17	{
	18	return flags >> 2;
	19	}
	20
	21	ulong ast_flags_from_reset_mode_mask(u32 reset_mode, u32 reset_mask)
	22	{
	23	ulong ret = reset_mode & WDT_CTRL_RESET_MASK;
	24
	25	if (ret == WDT_CTRL_RESET_SOC)
	26	ret \|= (reset_mask << 2);
	27
	28	return ret;
	29	}