uboot/arch/arm/mach-socfpga/include/mach/reset_manager.h
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   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
   9phys_addr_t socfpga_get_rstmgr_addr(void);
  10
  11void reset_cpu(void);
  12
  13void socfpga_per_reset(u32 reset, int set);
  14void 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