1 /* 2 * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef PM_API_SYS_H 8 #define PM_API_SYS_H 9 10 #include <stdint.h> 11 12 #include "pm_defs.h" 13 14 enum pm_query_id { 15 PM_QID_INVALID, 16 PM_QID_CLOCK_GET_NAME, 17 PM_QID_CLOCK_GET_TOPOLOGY, 18 PM_QID_CLOCK_GET_FIXEDFACTOR_PARAMS, 19 PM_QID_CLOCK_GET_PARENTS, 20 PM_QID_CLOCK_GET_ATTRIBUTES, 21 PM_QID_PINCTRL_GET_NUM_PINS, 22 PM_QID_PINCTRL_GET_NUM_FUNCTIONS, 23 PM_QID_PINCTRL_GET_NUM_FUNCTION_GROUPS, 24 PM_QID_PINCTRL_GET_FUNCTION_NAME, 25 PM_QID_PINCTRL_GET_FUNCTION_GROUPS, 26 PM_QID_PINCTRL_GET_PIN_GROUPS, 27 PM_QID_CLOCK_GET_NUM_CLOCKS, 28 PM_QID_CLOCK_GET_MAX_DIVISOR, 29 }; 30 31 enum pm_register_access_id { 32 CONFIG_REG_WRITE, 33 CONFIG_REG_READ, 34 }; 35 36 /********************************************************** 37 * System-level API function declarations 38 **********************************************************/ 39 enum pm_ret_status pm_req_suspend(enum pm_node_id nid, 40 enum pm_request_ack ack, 41 unsigned int latency, 42 unsigned int state); 43 44 enum pm_ret_status pm_self_suspend(enum pm_node_id nid, 45 unsigned int latency, 46 unsigned int state, 47 uintptr_t address); 48 49 enum pm_ret_status pm_force_powerdown(enum pm_node_id nid, 50 enum pm_request_ack ack); 51 52 enum pm_ret_status pm_abort_suspend(enum pm_abort_reason reason); 53 54 enum pm_ret_status pm_req_wakeup(enum pm_node_id nid, 55 unsigned int set_address, 56 uintptr_t address, 57 enum pm_request_ack ack); 58 59 enum pm_ret_status pm_set_wakeup_source(enum pm_node_id target, 60 enum pm_node_id wkup_node, 61 unsigned int enable); 62 63 enum pm_ret_status pm_system_shutdown(unsigned int type, unsigned int subtype); 64 65 enum pm_ret_status pm_init_suspend_cb(enum pm_suspend_reason reason, 66 unsigned int latency, 67 unsigned int state, 68 unsigned int timeout); 69 70 /* API functions for managing PM Slaves */ 71 enum pm_ret_status pm_req_node(enum pm_node_id nid, 72 unsigned int capabilities, 73 unsigned int qos, 74 enum pm_request_ack ack); 75 enum pm_ret_status pm_release_node(enum pm_node_id nid); 76 77 enum pm_ret_status pm_set_requirement(enum pm_node_id nid, 78 unsigned int capabilities, 79 unsigned int qos, 80 enum pm_request_ack ack); 81 enum pm_ret_status pm_set_max_latency(enum pm_node_id nid, 82 unsigned int latency); 83 84 /* Miscellaneous API functions */ 85 enum pm_ret_status pm_get_api_version(unsigned int *version); 86 enum pm_ret_status pm_set_configuration(unsigned int phys_addr); 87 enum pm_ret_status pm_init_finalize(void); 88 enum pm_ret_status pm_get_node_status(enum pm_node_id node, 89 uint32_t *ret_buff); 90 enum pm_ret_status pm_register_notifier(enum pm_node_id nid, 91 unsigned int event, 92 unsigned int wake, 93 unsigned int enable); 94 enum pm_ret_status pm_get_op_characteristic(enum pm_node_id nid, 95 enum pm_opchar_type type, 96 uint32_t *result); 97 enum pm_ret_status pm_acknowledge_cb(enum pm_node_id nid, 98 enum pm_ret_status status, 99 unsigned int oppoint); 100 enum pm_ret_status pm_notify_cb(enum pm_node_id nid, 101 unsigned int event, 102 unsigned int oppoint); 103 104 /* Direct-Control API functions */ 105 enum pm_ret_status pm_reset_assert(unsigned int reset_id, 106 unsigned int assert); 107 enum pm_ret_status pm_reset_get_status(unsigned int reset_id, 108 unsigned int *reset_status); 109 enum pm_ret_status pm_mmio_write(uintptr_t address, 110 unsigned int mask, 111 unsigned int value); 112 enum pm_ret_status pm_mmio_read(uintptr_t address, unsigned int *value); 113 enum pm_ret_status pm_fpga_load(uint32_t address_low, 114 uint32_t address_high, 115 uint32_t size, 116 uint32_t flags); 117 enum pm_ret_status pm_fpga_get_status(unsigned int *value); 118 119 enum pm_ret_status pm_get_chipid(uint32_t *value); 120 enum pm_ret_status pm_secure_rsaaes(uint32_t address_high, 121 uint32_t address_low, 122 uint32_t size, 123 uint32_t flags); 124 unsigned int pm_get_shutdown_scope(void); 125 void pm_get_callbackdata(uint32_t *data, size_t count); 126 enum pm_ret_status pm_pinctrl_request(unsigned int pin); 127 enum pm_ret_status pm_pinctrl_release(unsigned int pin); 128 enum pm_ret_status pm_pinctrl_get_function(unsigned int pin, 129 enum pm_node_id *nid); 130 enum pm_ret_status pm_pinctrl_set_function(unsigned int pin, 131 enum pm_node_id nid); 132 enum pm_ret_status pm_pinctrl_get_config(unsigned int pin, 133 unsigned int param, 134 unsigned int *value); 135 enum pm_ret_status pm_pinctrl_set_config(unsigned int pin, 136 unsigned int param, 137 unsigned int value); 138 enum pm_ret_status pm_ioctl(enum pm_node_id nid, 139 unsigned int ioctl_id, 140 unsigned int arg1, 141 unsigned int arg2, 142 unsigned int *value); 143 enum pm_ret_status pm_clock_enable(unsigned int clock_id); 144 enum pm_ret_status pm_clock_disable(unsigned int clock_id); 145 enum pm_ret_status pm_clock_getstate(unsigned int clock_id, 146 unsigned int *state); 147 enum pm_ret_status pm_clock_setdivider(unsigned int clock_id, 148 unsigned int divider); 149 enum pm_ret_status pm_clock_getdivider(unsigned int clock_id, 150 unsigned int *divider); 151 enum pm_ret_status pm_clock_setrate(unsigned int clock_id, 152 uint64_t rate); 153 enum pm_ret_status pm_clock_getrate(unsigned int clock_id, 154 uint64_t *rate); 155 enum pm_ret_status pm_clock_setparent(unsigned int clock_id, 156 unsigned int parent_id); 157 enum pm_ret_status pm_clock_getparent(unsigned int clock_id, 158 unsigned int *parent_id); 159 void pm_query_data(enum pm_query_id qid, unsigned int arg1, unsigned int arg2, 160 unsigned int arg3, unsigned int *data); 161 enum pm_ret_status pm_sha_hash(uint32_t address_high, 162 uint32_t address_low, 163 uint32_t size, 164 uint32_t flags); 165 enum pm_ret_status pm_rsa_core(uint32_t address_high, 166 uint32_t address_low, 167 uint32_t size, 168 uint32_t flags); 169 enum pm_ret_status pm_secure_image(uint32_t address_low, 170 uint32_t address_high, 171 uint32_t key_lo, 172 uint32_t key_hi, 173 uint32_t *value); 174 175 enum pm_ret_status pm_fpga_read(uint32_t reg_numframes, 176 uint32_t address_low, 177 uint32_t address_high, 178 uint32_t readback_type, 179 uint32_t *value); 180 enum pm_ret_status pm_aes_engine(uint32_t address_high, 181 uint32_t address_low, 182 uint32_t *value); 183 enum pm_ret_status pm_register_access(unsigned int register_access_id, 184 unsigned int address, 185 unsigned int mask, 186 unsigned int value, 187 unsigned int *out); 188 189 enum pm_ret_status pm_pll_set_parameter(enum pm_node_id nid, 190 enum pm_pll_param param_id, 191 unsigned int value); 192 193 enum pm_ret_status pm_pll_get_parameter(enum pm_node_id nid, 194 enum pm_pll_param param_id, 195 unsigned int *value); 196 197 enum pm_ret_status pm_pll_set_mode(enum pm_node_id nid, enum pm_pll_mode mode); 198 enum pm_ret_status pm_pll_get_mode(enum pm_node_id nid, enum pm_pll_mode *mode); 199 enum pm_ret_status pm_efuse_access(uint32_t address_high, 200 uint32_t address_low, uint32_t *value); 201 enum pm_ret_status em_set_action(unsigned int *value); 202 enum pm_ret_status em_remove_action(unsigned int *value); 203 enum pm_ret_status em_send_errors(unsigned int *value); 204 205 enum pm_ret_status pm_feature_config(unsigned int ioctl_id, 206 unsigned int config_id, 207 unsigned int value, 208 unsigned int *response); 209 210 #endif /* PM_API_SYS_H */ 211