1 /*
2  * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 #ifndef SPM_H
7 #define SPM_H
8 
9 #define SPM_POWERON_CONFIG_SET			(SPM_BASE + 0x000)
10 #define SPM_POWER_ON_VAL0			(SPM_BASE + 0x010)
11 #define SPM_POWER_ON_VAL1			(SPM_BASE + 0x014)
12 #define SPM_CLK_SETTLE				(SPM_BASE + 0x100)
13 #define SPM_CA7_CPU1_PWR_CON			(SPM_BASE + 0x218)
14 #define SPM_CA7_CPU2_PWR_CON			(SPM_BASE + 0x21c)
15 #define SPM_CA7_CPU3_PWR_CON			(SPM_BASE + 0x220)
16 #define SPM_CA7_CPU1_L1_PDN			(SPM_BASE + 0x264)
17 #define SPM_CA7_CPU2_L1_PDN			(SPM_BASE + 0x26c)
18 #define SPM_CA7_CPU3_L1_PDN			(SPM_BASE + 0x274)
19 #define SPM_MD32_SRAM_CON			(SPM_BASE + 0x2c8)
20 #define SPM_PCM_CON0				(SPM_BASE + 0x310)
21 #define SPM_PCM_CON1				(SPM_BASE + 0x314)
22 #define SPM_PCM_IM_PTR				(SPM_BASE + 0x318)
23 #define SPM_PCM_IM_LEN				(SPM_BASE + 0x31c)
24 #define SPM_PCM_REG_DATA_INI			(SPM_BASE + 0x320)
25 #define SPM_PCM_EVENT_VECTOR0			(SPM_BASE + 0x340)
26 #define SPM_PCM_EVENT_VECTOR1			(SPM_BASE + 0x344)
27 #define SPM_PCM_EVENT_VECTOR2			(SPM_BASE + 0x348)
28 #define SPM_PCM_EVENT_VECTOR3			(SPM_BASE + 0x34c)
29 #define SPM_PCM_MAS_PAUSE_MASK			(SPM_BASE + 0x354)
30 #define SPM_PCM_PWR_IO_EN			(SPM_BASE + 0x358)
31 #define SPM_PCM_TIMER_VAL			(SPM_BASE + 0x35c)
32 #define SPM_PCM_TIMER_OUT			(SPM_BASE + 0x360)
33 #define SPM_PCM_REG0_DATA			(SPM_BASE + 0x380)
34 #define SPM_PCM_REG1_DATA			(SPM_BASE + 0x384)
35 #define SPM_PCM_REG2_DATA			(SPM_BASE + 0x388)
36 #define SPM_PCM_REG3_DATA			(SPM_BASE + 0x38c)
37 #define SPM_PCM_REG4_DATA			(SPM_BASE + 0x390)
38 #define SPM_PCM_REG5_DATA			(SPM_BASE + 0x394)
39 #define SPM_PCM_REG6_DATA			(SPM_BASE + 0x398)
40 #define SPM_PCM_REG7_DATA			(SPM_BASE + 0x39c)
41 #define SPM_PCM_REG8_DATA			(SPM_BASE + 0x3a0)
42 #define SPM_PCM_REG9_DATA			(SPM_BASE + 0x3a4)
43 #define SPM_PCM_REG10_DATA			(SPM_BASE + 0x3a8)
44 #define SPM_PCM_REG11_DATA			(SPM_BASE + 0x3ac)
45 #define SPM_PCM_REG12_DATA			(SPM_BASE + 0x3b0)
46 #define SPM_PCM_REG13_DATA			(SPM_BASE + 0x3b4)
47 #define SPM_PCM_REG14_DATA			(SPM_BASE + 0x3b8)
48 #define SPM_PCM_REG15_DATA			(SPM_BASE + 0x3bc)
49 #define SPM_PCM_EVENT_REG_STA			(SPM_BASE + 0x3c0)
50 #define SPM_PCM_FSM_STA				(SPM_BASE + 0x3c4)
51 #define SPM_PCM_IM_HOST_RW_PTR			(SPM_BASE + 0x3c8)
52 #define SPM_PCM_IM_HOST_RW_DAT			(SPM_BASE + 0x3cc)
53 #define SPM_PCM_EVENT_VECTOR4			(SPM_BASE + 0x3d0)
54 #define SPM_PCM_EVENT_VECTOR5			(SPM_BASE + 0x3d4)
55 #define SPM_PCM_EVENT_VECTOR6			(SPM_BASE + 0x3d8)
56 #define SPM_PCM_EVENT_VECTOR7			(SPM_BASE + 0x3dc)
57 #define SPM_PCM_SW_INT_SET			(SPM_BASE + 0x3e0)
58 #define SPM_PCM_SW_INT_CLEAR			(SPM_BASE + 0x3e4)
59 #define SPM_CLK_CON				(SPM_BASE + 0x400)
60 #define SPM_SLEEP_PTPOD2_CON			(SPM_BASE + 0x408)
61 #define SPM_APMCU_PWRCTL			(SPM_BASE + 0x600)
62 #define SPM_AP_DVFS_CON_SET			(SPM_BASE + 0x604)
63 #define SPM_AP_STANBY_CON			(SPM_BASE + 0x608)
64 #define SPM_PWR_STATUS				(SPM_BASE + 0x60c)
65 #define SPM_PWR_STATUS_2ND			(SPM_BASE + 0x610)
66 #define SPM_AP_BSI_REQ				(SPM_BASE + 0x614)
67 #define SPM_SLEEP_TIMER_STA			(SPM_BASE + 0x720)
68 #define SPM_SLEEP_WAKEUP_EVENT_MASK		(SPM_BASE + 0x810)
69 #define SPM_SLEEP_CPU_WAKEUP_EVENT		(SPM_BASE + 0x814)
70 #define SPM_SLEEP_MD32_WAKEUP_EVENT_MASK	(SPM_BASE + 0x818)
71 #define SPM_PCM_WDT_TIMER_VAL			(SPM_BASE + 0x824)
72 #define SPM_PCM_WDT_TIMER_OUT			(SPM_BASE + 0x828)
73 #define SPM_PCM_MD32_MAILBOX			(SPM_BASE + 0x830)
74 #define SPM_PCM_MD32_IRQ			(SPM_BASE + 0x834)
75 #define SPM_SLEEP_ISR_MASK			(SPM_BASE + 0x900)
76 #define SPM_SLEEP_ISR_STATUS			(SPM_BASE + 0x904)
77 #define SPM_SLEEP_ISR_RAW_STA			(SPM_BASE + 0x910)
78 #define SPM_SLEEP_MD32_ISR_RAW_STA		(SPM_BASE + 0x914)
79 #define SPM_SLEEP_WAKEUP_MISC			(SPM_BASE + 0x918)
80 #define SPM_SLEEP_BUS_PROTECT_RDY		(SPM_BASE + 0x91c)
81 #define SPM_SLEEP_SUBSYS_IDLE_STA		(SPM_BASE + 0x920)
82 #define SPM_PCM_RESERVE				(SPM_BASE + 0xb00)
83 #define SPM_PCM_RESERVE2			(SPM_BASE + 0xb04)
84 #define SPM_PCM_FLAGS				(SPM_BASE + 0xb08)
85 #define SPM_PCM_SRC_REQ				(SPM_BASE + 0xb0c)
86 #define SPM_PCM_DEBUG_CON			(SPM_BASE + 0xb20)
87 #define SPM_CA7_CPU0_IRQ_MASK			(SPM_BASE + 0xb30)
88 #define SPM_CA7_CPU1_IRQ_MASK			(SPM_BASE + 0xb34)
89 #define SPM_CA7_CPU2_IRQ_MASK			(SPM_BASE + 0xb38)
90 #define SPM_CA7_CPU3_IRQ_MASK			(SPM_BASE + 0xb3c)
91 #define SPM_CA15_CPU0_IRQ_MASK			(SPM_BASE + 0xb40)
92 #define SPM_CA15_CPU1_IRQ_MASK			(SPM_BASE + 0xb44)
93 #define SPM_CA15_CPU2_IRQ_MASK			(SPM_BASE + 0xb48)
94 #define SPM_CA15_CPU3_IRQ_MASK			(SPM_BASE + 0xb4c)
95 #define SPM_PCM_PASR_DPD_0			(SPM_BASE + 0xb60)
96 #define SPM_PCM_PASR_DPD_1			(SPM_BASE + 0xb64)
97 #define SPM_PCM_PASR_DPD_2			(SPM_BASE + 0xb68)
98 #define SPM_PCM_PASR_DPD_3			(SPM_BASE + 0xb6c)
99 #define SPM_SLEEP_CA7_WFI0_EN			(SPM_BASE + 0xf00)
100 #define SPM_SLEEP_CA7_WFI1_EN			(SPM_BASE + 0xf04)
101 #define SPM_SLEEP_CA7_WFI2_EN			(SPM_BASE + 0xf08)
102 #define SPM_SLEEP_CA7_WFI3_EN			(SPM_BASE + 0xf0c)
103 #define SPM_SLEEP_CA15_WFI0_EN			(SPM_BASE + 0xf10)
104 #define SPM_SLEEP_CA15_WFI1_EN			(SPM_BASE + 0xf14)
105 #define SPM_SLEEP_CA15_WFI2_EN			(SPM_BASE + 0xf18)
106 #define SPM_SLEEP_CA15_WFI3_EN			(SPM_BASE + 0xf1c)
107 
108 #define AP_PLL_CON3		0x1020900c
109 #define AP_PLL_CON4		0x10209010
110 
111 #define SPM_PROJECT_CODE	0xb16
112 
113 #define SPM_REGWR_EN		(1U << 0)
114 #define SPM_REGWR_CFG_KEY	(SPM_PROJECT_CODE << 16)
115 
116 #define SPM_CPU_PDN_DIS		(1U << 0)
117 #define SPM_INFRA_PDN_DIS	(1U << 1)
118 #define SPM_DDRPHY_PDN_DIS	(1U << 2)
119 #define SPM_DUALVCORE_PDN_DIS	(1U << 3)
120 #define SPM_PASR_DIS		(1U << 4)
121 #define SPM_DPD_DIS		(1U << 5)
122 #define SPM_SODI_DIS		(1U << 6)
123 #define SPM_MEMPLL_RESET	(1U << 7)
124 #define SPM_MAINPLL_PDN_DIS	(1U << 8)
125 #define SPM_CPU_DVS_DIS		(1U << 9)
126 #define SPM_CPU_DORMANT		(1U << 10)
127 #define SPM_EXT_VSEL_GPIO103	(1U << 11)
128 #define SPM_DDR_HIGH_SPEED	(1U << 12)
129 #define SPM_OPT			(1U << 13)
130 
131 #define POWER_ON_VAL1_DEF	0x01011820
132 #define PCM_FSM_STA_DEF		0x48490
133 #define PCM_END_FSM_STA_DEF	0x08490
134 #define PCM_END_FSM_STA_MASK	0x3fff0
135 #define PCM_HANDSHAKE_SEND1	0xbeefbeef
136 
137 #define PCM_WDT_TIMEOUT		(30 * 32768)
138 #define PCM_TIMER_MAX		(0xffffffff - PCM_WDT_TIMEOUT)
139 
140 #define CON0_PCM_KICK		(1U << 0)
141 #define CON0_IM_KICK		(1U << 1)
142 #define CON0_IM_SLEEP_DVS	(1U << 3)
143 #define CON0_PCM_SW_RESET	(1U << 15)
144 #define CON0_CFG_KEY		(SPM_PROJECT_CODE << 16)
145 
146 #define CON1_IM_SLAVE		(1U << 0)
147 #define CON1_MIF_APBEN		(1U << 3)
148 #define CON1_PCM_TIMER_EN	(1U << 5)
149 #define CON1_IM_NONRP_EN	(1U << 6)
150 #define CON1_PCM_WDT_EN		(1U << 8)
151 #define CON1_PCM_WDT_WAKE_MODE	(1U << 9)
152 #define CON1_SPM_SRAM_SLP_B	(1U << 10)
153 #define CON1_SPM_SRAM_ISO_B	(1U << 11)
154 #define CON1_EVENT_LOCK_EN	(1U << 12)
155 #define CON1_CFG_KEY		(SPM_PROJECT_CODE << 16)
156 
157 #define PCM_PWRIO_EN_R0		(1U << 0)
158 #define PCM_PWRIO_EN_R7		(1U << 7)
159 #define PCM_RF_SYNC_R0		(1U << 16)
160 #define PCM_RF_SYNC_R2		(1U << 18)
161 #define PCM_RF_SYNC_R6		(1U << 22)
162 #define PCM_RF_SYNC_R7		(1U << 23)
163 
164 #define CC_SYSCLK0_EN_0		(1U << 0)
165 #define CC_SYSCLK0_EN_1		(1U << 1)
166 #define CC_SYSCLK1_EN_0		(1U << 2)
167 #define CC_SYSCLK1_EN_1		(1U << 3)
168 #define CC_SYSSETTLE_SEL	(1U << 4)
169 #define CC_LOCK_INFRA_DCM	(1U << 5)
170 #define CC_SRCLKENA_MASK_0	(1U << 6)
171 #define CC_CXO32K_RM_EN_MD1	(1U << 9)
172 #define CC_CXO32K_RM_EN_MD2	(1U << 10)
173 #define CC_CLKSQ1_SEL		(1U << 12)
174 #define CC_DISABLE_DORM_PWR	(1U << 14)
175 #define CC_MD32_DCM_EN		(1U << 18)
176 
177 #define WFI_OP_AND		1
178 #define WFI_OP_OR		0
179 
180 #define WAKE_MISC_PCM_TIMER	(1U << 19)
181 #define WAKE_MISC_CPU_WAKE	(1U << 20)
182 
183 /* define WAKE_SRC_XXX */
184 #define WAKE_SRC_SPM_MERGE	(1 << 0)
185 #define WAKE_SRC_KP		(1 << 2)
186 #define WAKE_SRC_WDT		(1 << 3)
187 #define WAKE_SRC_GPT		(1 << 4)
188 #define WAKE_SRC_EINT		(1 << 6)
189 #define WAKE_SRC_LOW_BAT	(1 << 9)
190 #define WAKE_SRC_MD32		(1 << 10)
191 #define WAKE_SRC_USB_CD		(1 << 14)
192 #define WAKE_SRC_USB_PDN	(1 << 15)
193 #define WAKE_SRC_AFE		(1 << 20)
194 #define WAKE_SRC_THERM		(1 << 21)
195 #define WAKE_SRC_CIRQ		(1 << 22)
196 #define WAKE_SRC_SYSPWREQ	(1 << 24)
197 #define WAKE_SRC_SEJ		(1 << 27)
198 #define WAKE_SRC_ALL_MD32	(1 << 28)
199 #define WAKE_SRC_CPU_IRQ	(1 << 29)
200 
201 enum wake_reason_t {
202 	WR_NONE = 0,
203 	WR_UART_BUSY = 1,
204 	WR_PCM_ASSERT = 2,
205 	WR_PCM_TIMER = 3,
206 	WR_PCM_ABORT = 4,
207 	WR_WAKE_SRC = 5,
208 	WR_UNKNOWN = 6,
209 };
210 
211 struct pwr_ctrl {
212 	unsigned int pcm_flags;
213 	unsigned int pcm_flags_cust;
214 	unsigned int pcm_reserve;
215 	unsigned int timer_val;
216 	unsigned int timer_val_cust;
217 	unsigned int wake_src;
218 	unsigned int wake_src_cust;
219 	unsigned int wake_src_md32;
220 	unsigned short r0_ctrl_en;
221 	unsigned short r7_ctrl_en;
222 	unsigned short infra_dcm_lock;
223 	unsigned short pcm_apsrc_req;
224 	unsigned short mcusys_idle_mask;
225 	unsigned short ca15top_idle_mask;
226 	unsigned short ca7top_idle_mask;
227 	unsigned short wfi_op;
228 	unsigned short ca15_wfi0_en;
229 	unsigned short ca15_wfi1_en;
230 	unsigned short ca15_wfi2_en;
231 	unsigned short ca15_wfi3_en;
232 	unsigned short ca7_wfi0_en;
233 	unsigned short ca7_wfi1_en;
234 	unsigned short ca7_wfi2_en;
235 	unsigned short ca7_wfi3_en;
236 	unsigned short disp_req_mask;
237 	unsigned short mfg_req_mask;
238 	unsigned short md32_req_mask;
239 	unsigned short syspwreq_mask;
240 	unsigned short srclkenai_mask;
241 };
242 
243 struct wake_status {
244 	unsigned int assert_pc;
245 	unsigned int r12;
246 	unsigned int raw_sta;
247 	unsigned int wake_misc;
248 	unsigned int timer_out;
249 	unsigned int r13;
250 	unsigned int idle_sta;
251 	unsigned int debug_flag;
252 	unsigned int event_reg;
253 	unsigned int isr;
254 };
255 
256 struct pcm_desc {
257 	const char *version;		/* PCM code version */
258 	const unsigned int *base;	/* binary array base */
259 	const unsigned int size;	/* binary array size */
260 	const unsigned char sess;	/* session number */
261 	const unsigned char replace;	/* replace mode */
262 
263 	unsigned int vec0;		/* event vector 0 config */
264 	unsigned int vec1;		/* event vector 1 config */
265 	unsigned int vec2;		/* event vector 2 config */
266 	unsigned int vec3;		/* event vector 3 config */
267 	unsigned int vec4;		/* event vector 4 config */
268 	unsigned int vec5;		/* event vector 5 config */
269 	unsigned int vec6;		/* event vector 6 config */
270 	unsigned int vec7;		/* event vector 7 config */
271 };
272 
273 struct spm_lp_scen {
274 	const struct pcm_desc *pcmdesc;
275 	struct pwr_ctrl *pwrctrl;
276 };
277 
278 #define EVENT_VEC(event, resume, imme, pc)	\
279 	(((pc) << 16) |				\
280 	 (!!(imme) << 6) |			\
281 	 (!!(resume) << 5) |			\
282 	 ((event) & 0x1f))
283 
284 #define spm_read(addr)		mmio_read_32(addr)
285 #define spm_write(addr, val)	mmio_write_32(addr, val)
286 
287 #define is_cpu_pdn(flags)	(!((flags) & SPM_CPU_PDN_DIS))
288 #define is_infra_pdn(flags)	(!((flags) & SPM_INFRA_PDN_DIS))
289 #define is_ddrphy_pdn(flags)	(!((flags) & SPM_DDRPHY_PDN_DIS))
290 
set_pwrctrl_pcm_flags(struct pwr_ctrl * pwrctrl,unsigned int flags)291 static inline void set_pwrctrl_pcm_flags(struct pwr_ctrl *pwrctrl,
292 					 unsigned int flags)
293 {
294 	flags &= ~SPM_EXT_VSEL_GPIO103;
295 
296 	if (pwrctrl->pcm_flags_cust == 0)
297 		pwrctrl->pcm_flags = flags;
298 	else
299 		pwrctrl->pcm_flags = pwrctrl->pcm_flags_cust;
300 }
301 
set_pwrctrl_pcm_data(struct pwr_ctrl * pwrctrl,unsigned int data)302 static inline void set_pwrctrl_pcm_data(struct pwr_ctrl *pwrctrl,
303 					unsigned int data)
304 {
305 	pwrctrl->pcm_reserve = data;
306 }
307 
308 void spm_reset_and_init_pcm(void);
309 
310 void spm_init_pcm_register(void);	/* init r0 and r7 */
311 void spm_set_power_control(const struct pwr_ctrl *pwrctrl);
312 void spm_set_wakeup_event(const struct pwr_ctrl *pwrctrl);
313 
314 void spm_get_wakeup_status(struct wake_status *wakesta);
315 void spm_set_sysclk_settle(void);
316 void spm_kick_pcm_to_run(struct pwr_ctrl *pwrctrl);
317 void spm_clean_after_wakeup(void);
318 enum wake_reason_t spm_output_wake_reason(struct wake_status *wakesta);
319 void spm_register_init(void);
320 void spm_go_to_hotplug(void);
321 void spm_init_event_vector(const struct pcm_desc *pcmdesc);
322 void spm_kick_im_to_fetch(const struct pcm_desc *pcmdesc);
323 int is_mcdi_ready(void);
324 int is_hotplug_ready(void);
325 int is_suspend_ready(void);
326 void set_mcdi_ready(void);
327 void set_hotplug_ready(void);
328 void set_suspend_ready(void);
329 void clear_all_ready(void);
330 void spm_lock_init(void);
331 void spm_lock_get(void);
332 void spm_lock_release(void);
333 void spm_boot_init(void);
334 
335 #endif /* SPM_H */
336