1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  *  Copyright (C) 2012-2017 Altera Corporation <www.altera.com>
4  */
5 
6 #ifndef _RESET_MANAGER_H_
7 #define _RESET_MANAGER_H_
8 
9 phys_addr_t socfpga_get_rstmgr_addr(void);
10 
11 void reset_cpu(ulong addr);
12 
13 void socfpga_per_reset(u32 reset, int set);
14 void socfpga_per_reset_all(void);
15 
16 #define RSTMGR_CTRL_SWCOLDRSTREQ_LSB 0
17 #define RSTMGR_CTRL_SWWARMRSTREQ_LSB 1
18 
19 /*
20  * Define a reset identifier, from which a permodrst bank ID
21  * and reset ID can be extracted using the subsequent macros
22  * RSTMGR_RESET() and RSTMGR_BANK().
23  */
24 #define RSTMGR_BANK_OFFSET	8
25 #define RSTMGR_BANK_MASK	0x7
26 #define RSTMGR_RESET_OFFSET	0
27 #define RSTMGR_RESET_MASK	0x1f
28 #define RSTMGR_DEFINE(_bank, _offset)		\
29 	((_bank) << RSTMGR_BANK_OFFSET) | ((_offset) << RSTMGR_RESET_OFFSET)
30 
31 /* Extract reset ID from the reset identifier. */
32 #define RSTMGR_RESET(_reset)			\
33 	(((_reset) >> RSTMGR_RESET_OFFSET) & RSTMGR_RESET_MASK)
34 
35 /* Extract bank ID from the reset identifier. */
36 #define RSTMGR_BANK(_reset)			\
37 	(((_reset) >> RSTMGR_BANK_OFFSET) & RSTMGR_BANK_MASK)
38 
39 /* Create a human-readable reference to SoCFPGA reset. */
40 #define SOCFPGA_RESET(_name)	RSTMGR_##_name
41 
42 #if defined(CONFIG_TARGET_SOCFPGA_GEN5)
43 #include <asm/arch/reset_manager_gen5.h>
44 #elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10)
45 #include <asm/arch/reset_manager_arria10.h>
46 #elif defined(CONFIG_TARGET_SOCFPGA_SOC64)
47 #include <asm/arch/reset_manager_soc64.h>
48 #endif
49 
50 #endif /* _RESET_MANAGER_H_ */
51