1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * (C) Copyright 2016 Google, Inc 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #include <common.h> 8*4882a593Smuzhiyun #include <asm/io.h> 9*4882a593Smuzhiyun #include <asm/arch/wdt.h> 10*4882a593Smuzhiyun #include <linux/err.h> 11*4882a593Smuzhiyun ast_reset_mode_from_flags(ulong flags)12*4882a593Smuzhiyunu32 ast_reset_mode_from_flags(ulong flags) 13*4882a593Smuzhiyun { 14*4882a593Smuzhiyun return flags & WDT_CTRL_RESET_MASK; 15*4882a593Smuzhiyun } 16*4882a593Smuzhiyun ast_reset_mask_from_flags(ulong flags)17*4882a593Smuzhiyunu32 ast_reset_mask_from_flags(ulong flags) 18*4882a593Smuzhiyun { 19*4882a593Smuzhiyun return flags >> 2; 20*4882a593Smuzhiyun } 21*4882a593Smuzhiyun ast_flags_from_reset_mode_mask(u32 reset_mode,u32 reset_mask)22*4882a593Smuzhiyunulong ast_flags_from_reset_mode_mask(u32 reset_mode, u32 reset_mask) 23*4882a593Smuzhiyun { 24*4882a593Smuzhiyun ulong ret = reset_mode & WDT_CTRL_RESET_MASK; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun if (ret == WDT_CTRL_RESET_SOC) 27*4882a593Smuzhiyun ret |= (reset_mask << 2); 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun return ret; 30*4882a593Smuzhiyun } 31