1 /*
2  * Copyright (c) 2019-2022, Xilinx, Inc. All rights reserved.
3  * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved.
4  *
5  * SPDX-License-Identifier: BSD-3-Clause
6  */
7 
8 /* Versal power management enums and defines */
9 
10 #ifndef PM_DEFS_H
11 #define PM_DEFS_H
12 
13 #include "pm_node.h"
14 
15 /*********************************************************************
16  * Macro definitions
17  ********************************************************************/
18 
19 /* State arguments of the self suspend */
20 #define PM_STATE_CPU_IDLE	0x0U
21 #define PM_STATE_CPU_OFF	0x1U
22 #define PM_STATE_SUSPEND_TO_RAM	0xFU
23 
24 #define MAX_LATENCY		(~0U)
25 #define MAX_QOS			100U
26 
27 /* Processor core device IDs */
28 #define APU_DEVID(IDX)	NODEID(XPM_NODECLASS_DEVICE, XPM_NODESUBCL_DEV_CORE, \
29 			       XPM_NODETYPE_DEV_CORE_APU, (IDX))
30 
31 #define XPM_DEVID_ACPU_0	APU_DEVID(XPM_NODEIDX_DEV_ACPU_0)
32 #define XPM_DEVID_ACPU_1	APU_DEVID(XPM_NODEIDX_DEV_ACPU_1)
33 
34 #define PERIPH_DEVID(IDX)	NODEID((uint32_t)XPM_NODECLASS_DEVICE, \
35 				       (uint32_t)XPM_NODESUBCL_DEV_PERIPH, \
36 				       (uint32_t)XPM_NODETYPE_DEV_PERIPH, (IDX))
37 
38 #define PM_GET_CALLBACK_DATA		0xa01U
39 #define PM_GET_TRUSTZONE_VERSION	0xa03U
40 #define TF_A_PM_REGISTER_SGI		0xa04U
41 
42 /* PM API Versions */
43 #define PM_API_BASE_VERSION		1U
44 #define PM_API_VERSION_2		2U
45 
46 /* Loader API ids */
47 #define PM_LOAD_PDI			0x701U
48 #define PM_LOAD_GET_HANDOFF_PARAMS	0x70BU
49 
50 /* System shutdown macros */
51 #define	XPM_SHUTDOWN_TYPE_SHUTDOWN	0U
52 #define	XPM_SHUTDOWN_TYPE_RESET		1U
53 #define	XPM_SHUTDOWN_TYPE_SETSCOPE_ONLY	2U
54 
55 #define	XPM_SHUTDOWN_SUBTYPE_RST_SUBSYSTEM	0U
56 #define	XPM_SHUTDOWN_SUBTYPE_RST_PS_ONLY	1U
57 #define	XPM_SHUTDOWN_SUBTYPE_RST_SYSTEM		2U
58 
59 /*********************************************************************
60  * Enum definitions
61  ********************************************************************/
62 
63 /*
64  * ioctl id
65  */
66 enum {
67 	IOCTL_GET_RPU_OPER_MODE = 0,
68 	IOCTL_SET_RPU_OPER_MODE = 1,
69 	IOCTL_RPU_BOOT_ADDR_CONFIG = 2,
70 	IOCTL_TCM_COMB_CONFIG = 3,
71 	IOCTL_SET_TAPDELAY_BYPASS = 4,
72 	IOCTL_SD_DLL_RESET = 6,
73 	IOCTL_SET_SD_TAPDELAY = 7,
74 	 /* Ioctl for clock driver */
75 	IOCTL_SET_PLL_FRAC_MODE = 8,
76 	IOCTL_GET_PLL_FRAC_MODE = 9,
77 	IOCTL_SET_PLL_FRAC_DATA = 10,
78 	IOCTL_GET_PLL_FRAC_DATA = 11,
79 	IOCTL_WRITE_GGS = 12,
80 	IOCTL_READ_GGS = 13,
81 	IOCTL_WRITE_PGGS = 14,
82 	IOCTL_READ_PGGS = 15,
83 	/* IOCTL for ULPI reset */
84 	IOCTL_ULPI_RESET = 16,
85 	/* Set healthy bit value */
86 	IOCTL_SET_BOOT_HEALTH_STATUS = 17,
87 	IOCTL_AFI = 18,
88 	/* Probe counter read/write */
89 	IOCTL_PROBE_COUNTER_READ = 19,
90 	IOCTL_PROBE_COUNTER_WRITE = 20,
91 	IOCTL_OSPI_MUX_SELECT = 21,
92 	/* IOCTL for USB power request */
93 	IOCTL_USB_SET_STATE = 22,
94 	/* IOCTL to get last reset reason */
95 	IOCTL_GET_LAST_RESET_REASON = 23,
96 	/* AI engine NPI ISR clear */
97 	IOCTL_AIE_ISR_CLEAR = 24,
98 	/* Register SGI to TF-A */
99 	IOCTL_SET_SGI = 25,
100 };
101 
102 /**
103  * enum pm_pll_param - enum represents the parameters for a phase-locked loop.
104  * @PM_PLL_PARAM_DIV2: Enable for divide by 2 function inside the PLL.
105  * @PM_PLL_PARAM_FBDIV: Feedback divisor integer portion for the PLL.
106  * @PM_PLL_PARAM_DATA: Feedback divisor fractional portion for the PLL.
107  * @PM_PLL_PARAM_PRE_SRC: Clock source for PLL input.
108  * @PM_PLL_PARAM_POST_SRC: Clock source for PLL Bypass mode.
109  * @PM_PLL_PARAM_LOCK_DLY: Lock circuit config settings for lock windowsize.
110  * @PM_PLL_PARAM_LOCK_CNT: Lock circuit counter setting.
111  * @PM_PLL_PARAM_LFHF: PLL loop filter high frequency capacitor control.
112  * @PM_PLL_PARAM_CP: PLL charge pump control.
113  * @PM_PLL_PARAM_RES: PLL loop filter resistor control.
114  * @PM_PLL_PARAM_MAX: Represents the maximum parameter value for the PLL
115  */
116 enum pm_pll_param {
117 	PM_PLL_PARAM_DIV2,
118 	PM_PLL_PARAM_FBDIV,
119 	PM_PLL_PARAM_DATA,
120 	PM_PLL_PARAM_PRE_SRC,
121 	PM_PLL_PARAM_POST_SRC,
122 	PM_PLL_PARAM_LOCK_DLY,
123 	PM_PLL_PARAM_LOCK_CNT,
124 	PM_PLL_PARAM_LFHF,
125 	PM_PLL_PARAM_CP,
126 	PM_PLL_PARAM_RES,
127 	PM_PLL_PARAM_MAX,
128 };
129 
130 enum pm_api_id {
131 	/* Miscellaneous API functions: */
132 	PM_GET_API_VERSION = 1, /* Do not change or move */
133 	PM_SET_CONFIGURATION,
134 	PM_GET_NODE_STATUS,
135 	PM_GET_OP_CHARACTERISTIC,
136 	PM_REGISTER_NOTIFIER,
137 	/* API for suspending of PUs: */
138 	PM_REQ_SUSPEND,
139 	PM_SELF_SUSPEND,
140 	PM_FORCE_POWERDOWN,
141 	PM_ABORT_SUSPEND,
142 	PM_REQ_WAKEUP,
143 	PM_SET_WAKEUP_SOURCE,
144 	PM_SYSTEM_SHUTDOWN,
145 	/* API for managing PM slaves: */
146 	PM_REQ_NODE,
147 	PM_RELEASE_NODE,
148 	PM_SET_REQUIREMENT,
149 	PM_SET_MAX_LATENCY,
150 	/* Direct control API functions: */
151 	PM_RESET_ASSERT,
152 	PM_RESET_GET_STATUS,
153 	PM_MMIO_WRITE,
154 	PM_MMIO_READ,
155 	PM_INIT_FINALIZE,
156 	PM_FPGA_LOAD,
157 	PM_FPGA_GET_STATUS,
158 	PM_GET_CHIPID,
159 	PM_SECURE_RSA_AES,
160 	PM_SECURE_SHA,
161 	PM_SECURE_RSA,
162 	PM_PINCTRL_REQUEST,
163 	PM_PINCTRL_RELEASE,
164 	PM_PINCTRL_GET_FUNCTION,
165 	PM_PINCTRL_SET_FUNCTION,
166 	PM_PINCTRL_CONFIG_PARAM_GET,
167 	PM_PINCTRL_CONFIG_PARAM_SET,
168 	PM_IOCTL,
169 	/* API to query information from firmware */
170 	PM_QUERY_DATA,
171 	/* Clock control API functions */
172 	PM_CLOCK_ENABLE,
173 	PM_CLOCK_DISABLE,
174 	PM_CLOCK_GETSTATE,
175 	PM_CLOCK_SETDIVIDER,
176 	PM_CLOCK_GETDIVIDER,
177 	PM_CLOCK_SETPARENT = 43,
178 	PM_CLOCK_GETPARENT,
179 	PM_SECURE_IMAGE,
180 	/* FPGA PL Readback */
181 	PM_FPGA_READ,
182 	PM_SECURE_AES,
183 	/* PLL control API functions */
184 	PM_PLL_SET_PARAMETER,
185 	PM_PLL_GET_PARAMETER,
186 	PM_PLL_SET_MODE,
187 	PM_PLL_GET_MODE,
188 	/* PM Register Access API */
189 	PM_REGISTER_ACCESS,
190 	PM_EFUSE_ACCESS,
191 	PM_FPGA_GET_VERSION,
192 	PM_FPGA_GET_FEATURE_LIST,
193 	PM_FEATURE_CHECK = 63,
194 	PM_API_MAX = 74
195 };
196 
197 enum pm_abort_reason {
198 	ABORT_REASON_WKUP_EVENT = 100,
199 	ABORT_REASON_PU_BUSY,
200 	ABORT_REASON_NO_PWRDN,
201 	ABORT_REASON_UNKNOWN,
202 };
203 
204 enum pm_opchar_type {
205 	PM_OPCHAR_TYPE_POWER = 1,
206 	PM_OPCHAR_TYPE_TEMP,
207 	PM_OPCHAR_TYPE_LATENCY,
208 };
209 
210 /*
211  * Subsystem IDs
212  */
213 typedef enum {
214 	XPM_SUBSYSID_PMC,
215 	XPM_SUBSYSID_PSM,
216 	XPM_SUBSYSID_APU,
217 	XPM_SUBSYSID_RPU0_LOCK,
218 	XPM_SUBSYSID_RPU0_0,
219 	XPM_SUBSYSID_RPU0_1,
220 	XPM_SUBSYSID_DDR0,
221 	XPM_SUBSYSID_ME,
222 	XPM_SUBSYSID_PL,
223 	XPM_SUBSYSID_MAX,
224 } XPm_SubsystemId;
225 
226 /* TODO: move pm_ret_status from device specific location to common location */
227 /**
228  * enum pm_ret_status - enum represents the return status codes for a PM
229  *                      operation.
230  * @PM_RET_SUCCESS: success.
231  * @PM_RET_ERROR_ARGS: illegal arguments provided (deprecated).
232  * @PM_RET_ERROR_NOTSUPPORTED: feature not supported  (deprecated).
233  * @PM_RET_ERROR_NOFEATURE: feature is not available.
234  * @PM_RET_ERROR_INVALID_CRC: invalid crc in IPI communication.
235  * @PM_RET_ERROR_NOT_ENABLED: feature is not enabled.
236  * @PM_RET_ERROR_INTERNAL: internal error.
237  * @PM_RET_ERROR_CONFLICT: conflict.
238  * @PM_RET_ERROR_ACCESS: access rights violation.
239  * @PM_RET_ERROR_INVALID_NODE: invalid node.
240  * @PM_RET_ERROR_DOUBLE_REQ: duplicate request for same node.
241  * @PM_RET_ERROR_ABORT_SUSPEND: suspend procedure has been aborted.
242  * @PM_RET_ERROR_TIMEOUT: timeout in communication with PMU.
243  * @PM_RET_ERROR_NODE_USED: node is already in use.
244  * @PM_RET_ERROR_NO_FEATURE: indicates that the requested feature is not
245  *                           supported.
246  */
247 enum pm_ret_status {
248 	PM_RET_SUCCESS,
249 	PM_RET_ERROR_ARGS = 1,
250 	PM_RET_ERROR_NOTSUPPORTED = 4,
251 	PM_RET_ERROR_NOFEATURE = 19,
252 	PM_RET_ERROR_INVALID_CRC = 301,
253 	PM_RET_ERROR_NOT_ENABLED = 29,
254 	PM_RET_ERROR_INTERNAL = 2000,
255 	PM_RET_ERROR_CONFLICT = 2001,
256 	PM_RET_ERROR_ACCESS = 2002,
257 	PM_RET_ERROR_INVALID_NODE = 2003,
258 	PM_RET_ERROR_DOUBLE_REQ = 2004,
259 	PM_RET_ERROR_ABORT_SUSPEND = 2005,
260 	PM_RET_ERROR_TIMEOUT = 2006,
261 	PM_RET_ERROR_NODE_USED = 2007,
262 	PM_RET_ERROR_NO_FEATURE = 2008
263 };
264 
265 /*
266  * Qids
267  */
268 enum pm_query_id {
269 	XPM_QID_INVALID,
270 	XPM_QID_CLOCK_GET_NAME,
271 	XPM_QID_CLOCK_GET_TOPOLOGY,
272 	XPM_QID_CLOCK_GET_FIXEDFACTOR_PARAMS,
273 	XPM_QID_CLOCK_GET_MUXSOURCES,
274 	XPM_QID_CLOCK_GET_ATTRIBUTES,
275 	XPM_QID_PINCTRL_GET_NUM_PINS,
276 	XPM_QID_PINCTRL_GET_NUM_FUNCTIONS,
277 	XPM_QID_PINCTRL_GET_NUM_FUNCTION_GROUPS,
278 	XPM_QID_PINCTRL_GET_FUNCTION_NAME,
279 	XPM_QID_PINCTRL_GET_FUNCTION_GROUPS,
280 	XPM_QID_PINCTRL_GET_PIN_GROUPS,
281 	XPM_QID_CLOCK_GET_NUM_CLOCKS,
282 	XPM_QID_CLOCK_GET_MAX_DIVISOR,
283 	XPM_QID_PLD_GET_PARENT,
284 };
285 #endif /* PM_DEFS_H */
286