diff options
Diffstat (limited to 'roms/u-boot/arch/arm/mach-socfpga/include/mach/reset_manager.h')
-rw-r--r-- | roms/u-boot/arch/arm/mach-socfpga/include/mach/reset_manager.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-socfpga/include/mach/reset_manager.h b/roms/u-boot/arch/arm/mach-socfpga/include/mach/reset_manager.h new file mode 100644 index 000000000..1d68034cb --- /dev/null +++ b/roms/u-boot/arch/arm/mach-socfpga/include/mach/reset_manager.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2012-2017 Altera Corporation <www.altera.com> + */ + +#ifndef _RESET_MANAGER_H_ +#define _RESET_MANAGER_H_ + +phys_addr_t socfpga_get_rstmgr_addr(void); + +void reset_cpu(void); + +void socfpga_per_reset(u32 reset, int set); +void socfpga_per_reset_all(void); + +#define RSTMGR_CTRL_SWCOLDRSTREQ_LSB 0 +#define RSTMGR_CTRL_SWWARMRSTREQ_LSB 1 + +/* + * Define a reset identifier, from which a permodrst bank ID + * and reset ID can be extracted using the subsequent macros + * RSTMGR_RESET() and RSTMGR_BANK(). + */ +#define RSTMGR_BANK_OFFSET 8 +#define RSTMGR_BANK_MASK 0x7 +#define RSTMGR_RESET_OFFSET 0 +#define RSTMGR_RESET_MASK 0x1f +#define RSTMGR_DEFINE(_bank, _offset) \ + ((_bank) << RSTMGR_BANK_OFFSET) | ((_offset) << RSTMGR_RESET_OFFSET) + +/* Extract reset ID from the reset identifier. */ +#define RSTMGR_RESET(_reset) \ + (((_reset) >> RSTMGR_RESET_OFFSET) & RSTMGR_RESET_MASK) + +/* Extract bank ID from the reset identifier. */ +#define RSTMGR_BANK(_reset) \ + (((_reset) >> RSTMGR_BANK_OFFSET) & RSTMGR_BANK_MASK) + +/* Create a human-readable reference to SoCFPGA reset. */ +#define SOCFPGA_RESET(_name) RSTMGR_##_name + +#if defined(CONFIG_TARGET_SOCFPGA_GEN5) +#include <asm/arch/reset_manager_gen5.h> +#elif defined(CONFIG_TARGET_SOCFPGA_ARRIA10) +#include <asm/arch/reset_manager_arria10.h> +#elif defined(CONFIG_TARGET_SOCFPGA_SOC64) +#include <asm/arch/reset_manager_soc64.h> +#endif + +#endif /* _RESET_MANAGER_H_ */ |