1 /* 2 * Copyright 2018-2021 NXP 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 */ 7 8 #ifndef PLAT_PSCI_H 9 #define PLAT_PSCI_H 10 #include <cortex_a53.h> 11 #include <cortex_a72.h> 12 13 /* core abort current op */ 14 #define CORE_ABORT_OP 0x1 15 16 /* psci power levels - these are actually affinity levels 17 * in the psci_power_state_t array 18 */ 19 #define PLAT_CORE_LVL PSCI_CPU_PWR_LVL 20 #define PLAT_CLSTR_LVL U(1) 21 #define PLAT_SYS_LVL U(2) 22 #define PLAT_MAX_LVL PLAT_SYS_LVL 23 24 /* core state */ 25 /* OFF states 0x0 - 0xF */ 26 #define CORE_IN_RESET 0x0 27 #define CORE_DISABLED 0x1 28 #define CORE_OFF 0x2 29 #define CORE_STANDBY 0x3 30 #define CORE_PWR_DOWN 0x4 31 #define CORE_WFE 0x6 32 #define CORE_WFI 0x7 33 #define CORE_LAST 0x8 34 #define CORE_OFF_PENDING 0x9 35 #define CORE_WORKING_INIT 0xA 36 #define SYS_OFF_PENDING 0xB 37 #define SYS_OFF 0xC 38 39 /* ON states 0x10 - 0x1F */ 40 #define CORE_PENDING 0x10 41 #define CORE_RELEASED 0x11 42 #define CORE_WAKEUP 0x12 43 /* highest off state */ 44 #define CORE_OFF_MAX 0xF 45 /* lowest on state */ 46 #define CORE_ON_MIN CORE_PENDING 47 48 #define DAIF_SET_MASK 0x3C0 49 #define SCTLR_I_C_M_MASK 0x00001005 50 #define SCTLR_C_MASK 0x00000004 51 #define SCTLR_I_MASK 0x00001000 52 #define CPUACTLR_L1PCTL_MASK 0x0000E000 53 #define DCSR_RCPM2_BASE 0x20170000 54 #define CPUECTLR_SMPEN_MASK 0x40 55 #define CPUECTLR_SMPEN_EN 0x40 56 #define CPUECTLR_RET_MASK 0x7 57 #define CPUECTLR_RET_SET 0x2 58 #define CPUECTLR_TIMER_MASK 0x7 59 #define CPUECTLR_TIMER_8TICKS 0x2 60 #define SCR_IRQ_MASK 0x2 61 #define SCR_FIQ_MASK 0x4 62 63 /* pwr mgmt features supported in the soc-specific code: 64 * value == 0x0, the soc code does not support this feature 65 * value != 0x0, the soc code supports this feature 66 */ 67 #define SOC_CORE_RELEASE 0x1 68 #define SOC_CORE_RESTART 0x1 69 #define SOC_CORE_OFF 0x1 70 #define SOC_CORE_STANDBY 0x1 71 #define SOC_CORE_PWR_DWN 0x1 72 #define SOC_CLUSTER_STANDBY 0x1 73 #define SOC_CLUSTER_PWR_DWN 0x1 74 #define SOC_SYSTEM_STANDBY 0x1 75 #define SOC_SYSTEM_PWR_DWN 0x1 76 #define SOC_SYSTEM_OFF 0x1 77 #define SOC_SYSTEM_RESET 0x1 78 #define SOC_SYSTEM_RESET2 0x1 79 80 #ifndef __ASSEMBLER__ 81 82 void __dead2 _psci_system_reset(void); 83 void __dead2 _psci_system_off(void); 84 int _psci_cpu_on(u_register_t core_mask); 85 void _psci_cpu_prep_off(u_register_t core_mask); 86 void __dead2 _psci_cpu_off_wfi(u_register_t core_mask, 87 u_register_t wakeup_address); 88 void __dead2 _psci_cpu_pwrdn_wfi(u_register_t core_mask, 89 u_register_t wakeup_address); 90 void __dead2 _psci_sys_pwrdn_wfi(u_register_t core_mask, 91 u_register_t wakeup_address); 92 void _psci_wakeup(u_register_t core_mask); 93 void _psci_core_entr_stdby(u_register_t core_mask); 94 void _psci_core_prep_stdby(u_register_t core_mask); 95 void _psci_core_exit_stdby(u_register_t core_mask); 96 void _psci_core_prep_pwrdn(u_register_t core_mask); 97 void _psci_core_exit_pwrdn(u_register_t core_mask); 98 void _psci_clstr_prep_stdby(u_register_t core_mask); 99 void _psci_clstr_exit_stdby(u_register_t core_mask); 100 void _psci_clstr_prep_pwrdn(u_register_t core_mask); 101 void _psci_clstr_exit_pwrdn(u_register_t core_mask); 102 void _psci_sys_prep_stdby(u_register_t core_mask); 103 void _psci_sys_exit_stdby(u_register_t core_mask); 104 void _psci_sys_prep_pwrdn(u_register_t core_mask); 105 void _psci_sys_exit_pwrdn(u_register_t core_mask); 106 107 #endif 108 109 #endif /* __PLAT_PSCI_H__ */ 110