xref: /openbmc/linux/drivers/memory/emif.h (revision 9cfc5c90)
1 /*
2  * Defines for the EMIF driver
3  *
4  * Copyright (C) 2012 Texas Instruments, Inc.
5  *
6  * Benoit Cousson (b-cousson@ti.com)
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  */
12 #ifndef __EMIF_H
13 #define __EMIF_H
14 
15 /*
16  * Maximum number of different frequencies supported by EMIF driver
17  * Determines the number of entries in the pointer array for register
18  * cache
19  */
20 #define EMIF_MAX_NUM_FREQUENCIES			6
21 
22 /* State of the core voltage */
23 #define DDR_VOLTAGE_STABLE				0
24 #define DDR_VOLTAGE_RAMPING				1
25 
26 /* Defines for timing De-rating */
27 #define EMIF_NORMAL_TIMINGS				0
28 #define EMIF_DERATED_TIMINGS				1
29 
30 /* Length of the forced read idle period in terms of cycles */
31 #define EMIF_READ_IDLE_LEN_VAL				5
32 
33 /*
34  * forced read idle interval to be used when voltage
35  * is changed as part of DVFS/DPS - 1ms
36  */
37 #define READ_IDLE_INTERVAL_DVFS				(1*1000000)
38 
39 /*
40  * Forced read idle interval to be used when voltage is stable
41  * 50us - or maximum value will do
42  */
43 #define READ_IDLE_INTERVAL_NORMAL			(50*1000000)
44 
45 /* DLL calibration interval when voltage is NOT stable - 1us */
46 #define DLL_CALIB_INTERVAL_DVFS				(1*1000000)
47 
48 #define DLL_CALIB_ACK_WAIT_VAL				5
49 
50 /* Interval between ZQCS commands - hw team recommended value */
51 #define EMIF_ZQCS_INTERVAL_US				(50*1000)
52 /* Enable ZQ Calibration on exiting Self-refresh */
53 #define ZQ_SFEXITEN_ENABLE				1
54 /*
55  * ZQ Calibration simultaneously on both chip-selects:
56  * Needs one calibration resistor per CS
57  */
58 #define	ZQ_DUALCALEN_DISABLE				0
59 #define	ZQ_DUALCALEN_ENABLE				1
60 
61 #define T_ZQCS_DEFAULT_NS				90
62 #define T_ZQCL_DEFAULT_NS				360
63 #define T_ZQINIT_DEFAULT_NS				1000
64 
65 /* DPD_EN */
66 #define DPD_DISABLE					0
67 #define DPD_ENABLE					1
68 
69 /*
70  * Default values for the low-power entry to be used if not provided by user.
71  * OMAP4/5 has a hw bug(i735) due to which this value can not be less than 512
72  * Timeout values are in DDR clock 'cycles' and frequency threshold in Hz
73  */
74 #define EMIF_LP_MODE_TIMEOUT_PERFORMANCE		2048
75 #define EMIF_LP_MODE_TIMEOUT_POWER			512
76 #define EMIF_LP_MODE_FREQ_THRESHOLD			400000000
77 
78 /* DDR_PHY_CTRL_1 values for EMIF4D - ATTILA PHY combination */
79 #define EMIF_DDR_PHY_CTRL_1_BASE_VAL_ATTILAPHY		0x049FF000
80 #define EMIF_DLL_SLAVE_DLY_CTRL_400_MHZ_ATTILAPHY	0x41
81 #define EMIF_DLL_SLAVE_DLY_CTRL_200_MHZ_ATTILAPHY	0x80
82 #define EMIF_DLL_SLAVE_DLY_CTRL_100_MHZ_AND_LESS_ATTILAPHY 0xFF
83 
84 /* DDR_PHY_CTRL_1 values for EMIF4D5 INTELLIPHY combination */
85 #define EMIF_DDR_PHY_CTRL_1_BASE_VAL_INTELLIPHY		0x0E084200
86 #define EMIF_PHY_TOTAL_READ_LATENCY_INTELLIPHY_PS	10000
87 
88 /* TEMP_ALERT_CONFIG - corresponding to temp gradient 5 C/s */
89 #define TEMP_ALERT_POLL_INTERVAL_DEFAULT_MS		360
90 
91 #define EMIF_T_CSTA					3
92 #define EMIF_T_PDLL_UL					128
93 
94 /* External PHY control registers magic values */
95 #define EMIF_EXT_PHY_CTRL_1_VAL				0x04020080
96 #define EMIF_EXT_PHY_CTRL_5_VAL				0x04010040
97 #define EMIF_EXT_PHY_CTRL_6_VAL				0x01004010
98 #define EMIF_EXT_PHY_CTRL_7_VAL				0x00001004
99 #define EMIF_EXT_PHY_CTRL_8_VAL				0x04010040
100 #define EMIF_EXT_PHY_CTRL_9_VAL				0x01004010
101 #define EMIF_EXT_PHY_CTRL_10_VAL			0x00001004
102 #define EMIF_EXT_PHY_CTRL_11_VAL			0x00000000
103 #define EMIF_EXT_PHY_CTRL_12_VAL			0x00000000
104 #define EMIF_EXT_PHY_CTRL_13_VAL			0x00000000
105 #define EMIF_EXT_PHY_CTRL_14_VAL			0x80080080
106 #define EMIF_EXT_PHY_CTRL_15_VAL			0x00800800
107 #define EMIF_EXT_PHY_CTRL_16_VAL			0x08102040
108 #define EMIF_EXT_PHY_CTRL_17_VAL			0x00000001
109 #define EMIF_EXT_PHY_CTRL_18_VAL			0x540A8150
110 #define EMIF_EXT_PHY_CTRL_19_VAL			0xA81502A0
111 #define EMIF_EXT_PHY_CTRL_20_VAL			0x002A0540
112 #define EMIF_EXT_PHY_CTRL_21_VAL			0x00000000
113 #define EMIF_EXT_PHY_CTRL_22_VAL			0x00000000
114 #define EMIF_EXT_PHY_CTRL_23_VAL			0x00000000
115 #define EMIF_EXT_PHY_CTRL_24_VAL			0x00000077
116 
117 #define EMIF_INTELLI_PHY_DQS_GATE_OPENING_DELAY_PS	1200
118 
119 /* Registers offset */
120 #define EMIF_MODULE_ID_AND_REVISION			0x0000
121 #define EMIF_STATUS					0x0004
122 #define EMIF_SDRAM_CONFIG				0x0008
123 #define EMIF_SDRAM_CONFIG_2				0x000c
124 #define EMIF_SDRAM_REFRESH_CONTROL			0x0010
125 #define EMIF_SDRAM_REFRESH_CTRL_SHDW			0x0014
126 #define EMIF_SDRAM_TIMING_1				0x0018
127 #define EMIF_SDRAM_TIMING_1_SHDW			0x001c
128 #define EMIF_SDRAM_TIMING_2				0x0020
129 #define EMIF_SDRAM_TIMING_2_SHDW			0x0024
130 #define EMIF_SDRAM_TIMING_3				0x0028
131 #define EMIF_SDRAM_TIMING_3_SHDW			0x002c
132 #define EMIF_LPDDR2_NVM_TIMING				0x0030
133 #define EMIF_LPDDR2_NVM_TIMING_SHDW			0x0034
134 #define EMIF_POWER_MANAGEMENT_CONTROL			0x0038
135 #define EMIF_POWER_MANAGEMENT_CTRL_SHDW			0x003c
136 #define EMIF_LPDDR2_MODE_REG_DATA			0x0040
137 #define EMIF_LPDDR2_MODE_REG_CONFIG			0x0050
138 #define EMIF_OCP_CONFIG					0x0054
139 #define EMIF_OCP_CONFIG_VALUE_1				0x0058
140 #define EMIF_OCP_CONFIG_VALUE_2				0x005c
141 #define EMIF_IODFT_TEST_LOGIC_GLOBAL_CONTROL		0x0060
142 #define EMIF_IODFT_TEST_LOGIC_CTRL_MISR_RESULT		0x0064
143 #define EMIF_IODFT_TEST_LOGIC_ADDRESS_MISR_RESULT	0x0068
144 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_1	0x006c
145 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_2	0x0070
146 #define EMIF_IODFT_TEST_LOGIC_DATA_MISR_RESULT_3	0x0074
147 #define EMIF_PERFORMANCE_COUNTER_1			0x0080
148 #define EMIF_PERFORMANCE_COUNTER_2			0x0084
149 #define EMIF_PERFORMANCE_COUNTER_CONFIG			0x0088
150 #define EMIF_PERFORMANCE_COUNTER_MASTER_REGION_SELECT	0x008c
151 #define EMIF_PERFORMANCE_COUNTER_TIME			0x0090
152 #define EMIF_MISC_REG					0x0094
153 #define EMIF_DLL_CALIB_CTRL				0x0098
154 #define EMIF_DLL_CALIB_CTRL_SHDW			0x009c
155 #define EMIF_END_OF_INTERRUPT				0x00a0
156 #define EMIF_SYSTEM_OCP_INTERRUPT_RAW_STATUS		0x00a4
157 #define EMIF_LL_OCP_INTERRUPT_RAW_STATUS		0x00a8
158 #define EMIF_SYSTEM_OCP_INTERRUPT_STATUS		0x00ac
159 #define EMIF_LL_OCP_INTERRUPT_STATUS			0x00b0
160 #define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_SET		0x00b4
161 #define EMIF_LL_OCP_INTERRUPT_ENABLE_SET		0x00b8
162 #define EMIF_SYSTEM_OCP_INTERRUPT_ENABLE_CLEAR		0x00bc
163 #define EMIF_LL_OCP_INTERRUPT_ENABLE_CLEAR		0x00c0
164 #define EMIF_SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG	0x00c8
165 #define EMIF_TEMPERATURE_ALERT_CONFIG			0x00cc
166 #define EMIF_OCP_ERROR_LOG				0x00d0
167 #define EMIF_READ_WRITE_LEVELING_RAMP_WINDOW		0x00d4
168 #define EMIF_READ_WRITE_LEVELING_RAMP_CONTROL		0x00d8
169 #define EMIF_READ_WRITE_LEVELING_CONTROL		0x00dc
170 #define EMIF_DDR_PHY_CTRL_1				0x00e4
171 #define EMIF_DDR_PHY_CTRL_1_SHDW			0x00e8
172 #define EMIF_DDR_PHY_CTRL_2				0x00ec
173 #define EMIF_PRIORITY_TO_CLASS_OF_SERVICE_MAPPING	0x0100
174 #define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_1_MAPPING 0x0104
175 #define EMIF_CONNECTION_ID_TO_CLASS_OF_SERVICE_2_MAPPING 0x0108
176 #define EMIF_READ_WRITE_EXECUTION_THRESHOLD		0x0120
177 #define EMIF_COS_CONFIG					0x0124
178 #define EMIF_PHY_STATUS_1				0x0140
179 #define EMIF_PHY_STATUS_2				0x0144
180 #define EMIF_PHY_STATUS_3				0x0148
181 #define EMIF_PHY_STATUS_4				0x014c
182 #define EMIF_PHY_STATUS_5				0x0150
183 #define EMIF_PHY_STATUS_6				0x0154
184 #define EMIF_PHY_STATUS_7				0x0158
185 #define EMIF_PHY_STATUS_8				0x015c
186 #define EMIF_PHY_STATUS_9				0x0160
187 #define EMIF_PHY_STATUS_10				0x0164
188 #define EMIF_PHY_STATUS_11				0x0168
189 #define EMIF_PHY_STATUS_12				0x016c
190 #define EMIF_PHY_STATUS_13				0x0170
191 #define EMIF_PHY_STATUS_14				0x0174
192 #define EMIF_PHY_STATUS_15				0x0178
193 #define EMIF_PHY_STATUS_16				0x017c
194 #define EMIF_PHY_STATUS_17				0x0180
195 #define EMIF_PHY_STATUS_18				0x0184
196 #define EMIF_PHY_STATUS_19				0x0188
197 #define EMIF_PHY_STATUS_20				0x018c
198 #define EMIF_PHY_STATUS_21				0x0190
199 #define EMIF_EXT_PHY_CTRL_1				0x0200
200 #define EMIF_EXT_PHY_CTRL_1_SHDW			0x0204
201 #define EMIF_EXT_PHY_CTRL_2				0x0208
202 #define EMIF_EXT_PHY_CTRL_2_SHDW			0x020c
203 #define EMIF_EXT_PHY_CTRL_3				0x0210
204 #define EMIF_EXT_PHY_CTRL_3_SHDW			0x0214
205 #define EMIF_EXT_PHY_CTRL_4				0x0218
206 #define EMIF_EXT_PHY_CTRL_4_SHDW			0x021c
207 #define EMIF_EXT_PHY_CTRL_5				0x0220
208 #define EMIF_EXT_PHY_CTRL_5_SHDW			0x0224
209 #define EMIF_EXT_PHY_CTRL_6				0x0228
210 #define EMIF_EXT_PHY_CTRL_6_SHDW			0x022c
211 #define EMIF_EXT_PHY_CTRL_7				0x0230
212 #define EMIF_EXT_PHY_CTRL_7_SHDW			0x0234
213 #define EMIF_EXT_PHY_CTRL_8				0x0238
214 #define EMIF_EXT_PHY_CTRL_8_SHDW			0x023c
215 #define EMIF_EXT_PHY_CTRL_9				0x0240
216 #define EMIF_EXT_PHY_CTRL_9_SHDW			0x0244
217 #define EMIF_EXT_PHY_CTRL_10				0x0248
218 #define EMIF_EXT_PHY_CTRL_10_SHDW			0x024c
219 #define EMIF_EXT_PHY_CTRL_11				0x0250
220 #define EMIF_EXT_PHY_CTRL_11_SHDW			0x0254
221 #define EMIF_EXT_PHY_CTRL_12				0x0258
222 #define EMIF_EXT_PHY_CTRL_12_SHDW			0x025c
223 #define EMIF_EXT_PHY_CTRL_13				0x0260
224 #define EMIF_EXT_PHY_CTRL_13_SHDW			0x0264
225 #define EMIF_EXT_PHY_CTRL_14				0x0268
226 #define EMIF_EXT_PHY_CTRL_14_SHDW			0x026c
227 #define EMIF_EXT_PHY_CTRL_15				0x0270
228 #define EMIF_EXT_PHY_CTRL_15_SHDW			0x0274
229 #define EMIF_EXT_PHY_CTRL_16				0x0278
230 #define EMIF_EXT_PHY_CTRL_16_SHDW			0x027c
231 #define EMIF_EXT_PHY_CTRL_17				0x0280
232 #define EMIF_EXT_PHY_CTRL_17_SHDW			0x0284
233 #define EMIF_EXT_PHY_CTRL_18				0x0288
234 #define EMIF_EXT_PHY_CTRL_18_SHDW			0x028c
235 #define EMIF_EXT_PHY_CTRL_19				0x0290
236 #define EMIF_EXT_PHY_CTRL_19_SHDW			0x0294
237 #define EMIF_EXT_PHY_CTRL_20				0x0298
238 #define EMIF_EXT_PHY_CTRL_20_SHDW			0x029c
239 #define EMIF_EXT_PHY_CTRL_21				0x02a0
240 #define EMIF_EXT_PHY_CTRL_21_SHDW			0x02a4
241 #define EMIF_EXT_PHY_CTRL_22				0x02a8
242 #define EMIF_EXT_PHY_CTRL_22_SHDW			0x02ac
243 #define EMIF_EXT_PHY_CTRL_23				0x02b0
244 #define EMIF_EXT_PHY_CTRL_23_SHDW			0x02b4
245 #define EMIF_EXT_PHY_CTRL_24				0x02b8
246 #define EMIF_EXT_PHY_CTRL_24_SHDW			0x02bc
247 #define EMIF_EXT_PHY_CTRL_25				0x02c0
248 #define EMIF_EXT_PHY_CTRL_25_SHDW			0x02c4
249 #define EMIF_EXT_PHY_CTRL_26				0x02c8
250 #define EMIF_EXT_PHY_CTRL_26_SHDW			0x02cc
251 #define EMIF_EXT_PHY_CTRL_27				0x02d0
252 #define EMIF_EXT_PHY_CTRL_27_SHDW			0x02d4
253 #define EMIF_EXT_PHY_CTRL_28				0x02d8
254 #define EMIF_EXT_PHY_CTRL_28_SHDW			0x02dc
255 #define EMIF_EXT_PHY_CTRL_29				0x02e0
256 #define EMIF_EXT_PHY_CTRL_29_SHDW			0x02e4
257 #define EMIF_EXT_PHY_CTRL_30				0x02e8
258 #define EMIF_EXT_PHY_CTRL_30_SHDW			0x02ec
259 
260 /* Registers shifts and masks */
261 
262 /* EMIF_MODULE_ID_AND_REVISION */
263 #define SCHEME_SHIFT					30
264 #define SCHEME_MASK					(0x3 << 30)
265 #define MODULE_ID_SHIFT					16
266 #define MODULE_ID_MASK					(0xfff << 16)
267 #define RTL_VERSION_SHIFT				11
268 #define RTL_VERSION_MASK				(0x1f << 11)
269 #define MAJOR_REVISION_SHIFT				8
270 #define MAJOR_REVISION_MASK				(0x7 << 8)
271 #define MINOR_REVISION_SHIFT				0
272 #define MINOR_REVISION_MASK				(0x3f << 0)
273 
274 /* STATUS */
275 #define BE_SHIFT					31
276 #define BE_MASK						(1 << 31)
277 #define DUAL_CLK_MODE_SHIFT				30
278 #define DUAL_CLK_MODE_MASK				(1 << 30)
279 #define FAST_INIT_SHIFT					29
280 #define FAST_INIT_MASK					(1 << 29)
281 #define RDLVLGATETO_SHIFT				6
282 #define RDLVLGATETO_MASK				(1 << 6)
283 #define RDLVLTO_SHIFT					5
284 #define RDLVLTO_MASK					(1 << 5)
285 #define WRLVLTO_SHIFT					4
286 #define WRLVLTO_MASK					(1 << 4)
287 #define PHY_DLL_READY_SHIFT				2
288 #define PHY_DLL_READY_MASK				(1 << 2)
289 
290 /* SDRAM_CONFIG */
291 #define SDRAM_TYPE_SHIFT				29
292 #define SDRAM_TYPE_MASK					(0x7 << 29)
293 #define IBANK_POS_SHIFT					27
294 #define IBANK_POS_MASK					(0x3 << 27)
295 #define DDR_TERM_SHIFT					24
296 #define DDR_TERM_MASK					(0x7 << 24)
297 #define DDR2_DDQS_SHIFT					23
298 #define DDR2_DDQS_MASK					(1 << 23)
299 #define DYN_ODT_SHIFT					21
300 #define DYN_ODT_MASK					(0x3 << 21)
301 #define DDR_DISABLE_DLL_SHIFT				20
302 #define DDR_DISABLE_DLL_MASK				(1 << 20)
303 #define SDRAM_DRIVE_SHIFT				18
304 #define SDRAM_DRIVE_MASK				(0x3 << 18)
305 #define CWL_SHIFT					16
306 #define CWL_MASK					(0x3 << 16)
307 #define NARROW_MODE_SHIFT				14
308 #define NARROW_MODE_MASK				(0x3 << 14)
309 #define CL_SHIFT					10
310 #define CL_MASK						(0xf << 10)
311 #define ROWSIZE_SHIFT					7
312 #define ROWSIZE_MASK					(0x7 << 7)
313 #define IBANK_SHIFT					4
314 #define IBANK_MASK					(0x7 << 4)
315 #define EBANK_SHIFT					3
316 #define EBANK_MASK					(1 << 3)
317 #define PAGESIZE_SHIFT					0
318 #define PAGESIZE_MASK					(0x7 << 0)
319 
320 /* SDRAM_CONFIG_2 */
321 #define CS1NVMEN_SHIFT					30
322 #define CS1NVMEN_MASK					(1 << 30)
323 #define EBANK_POS_SHIFT					27
324 #define EBANK_POS_MASK					(1 << 27)
325 #define RDBNUM_SHIFT					4
326 #define RDBNUM_MASK					(0x3 << 4)
327 #define RDBSIZE_SHIFT					0
328 #define RDBSIZE_MASK					(0x7 << 0)
329 
330 /* SDRAM_REFRESH_CONTROL */
331 #define INITREF_DIS_SHIFT				31
332 #define INITREF_DIS_MASK				(1 << 31)
333 #define SRT_SHIFT					29
334 #define SRT_MASK					(1 << 29)
335 #define ASR_SHIFT					28
336 #define ASR_MASK					(1 << 28)
337 #define PASR_SHIFT					24
338 #define PASR_MASK					(0x7 << 24)
339 #define REFRESH_RATE_SHIFT				0
340 #define REFRESH_RATE_MASK				(0xffff << 0)
341 
342 /* SDRAM_TIMING_1 */
343 #define T_RTW_SHIFT					29
344 #define T_RTW_MASK					(0x7 << 29)
345 #define T_RP_SHIFT					25
346 #define T_RP_MASK					(0xf << 25)
347 #define T_RCD_SHIFT					21
348 #define T_RCD_MASK					(0xf << 21)
349 #define T_WR_SHIFT					17
350 #define T_WR_MASK					(0xf << 17)
351 #define T_RAS_SHIFT					12
352 #define T_RAS_MASK					(0x1f << 12)
353 #define T_RC_SHIFT					6
354 #define T_RC_MASK					(0x3f << 6)
355 #define T_RRD_SHIFT					3
356 #define T_RRD_MASK					(0x7 << 3)
357 #define T_WTR_SHIFT					0
358 #define T_WTR_MASK					(0x7 << 0)
359 
360 /* SDRAM_TIMING_2 */
361 #define T_XP_SHIFT					28
362 #define T_XP_MASK					(0x7 << 28)
363 #define T_ODT_SHIFT					25
364 #define T_ODT_MASK					(0x7 << 25)
365 #define T_XSNR_SHIFT					16
366 #define T_XSNR_MASK					(0x1ff << 16)
367 #define T_XSRD_SHIFT					6
368 #define T_XSRD_MASK					(0x3ff << 6)
369 #define T_RTP_SHIFT					3
370 #define T_RTP_MASK					(0x7 << 3)
371 #define T_CKE_SHIFT					0
372 #define T_CKE_MASK					(0x7 << 0)
373 
374 /* SDRAM_TIMING_3 */
375 #define T_PDLL_UL_SHIFT					28
376 #define T_PDLL_UL_MASK					(0xf << 28)
377 #define T_CSTA_SHIFT					24
378 #define T_CSTA_MASK					(0xf << 24)
379 #define T_CKESR_SHIFT					21
380 #define T_CKESR_MASK					(0x7 << 21)
381 #define ZQ_ZQCS_SHIFT					15
382 #define ZQ_ZQCS_MASK					(0x3f << 15)
383 #define T_TDQSCKMAX_SHIFT				13
384 #define T_TDQSCKMAX_MASK				(0x3 << 13)
385 #define T_RFC_SHIFT					4
386 #define T_RFC_MASK					(0x1ff << 4)
387 #define T_RAS_MAX_SHIFT					0
388 #define T_RAS_MAX_MASK					(0xf << 0)
389 
390 /* POWER_MANAGEMENT_CONTROL */
391 #define PD_TIM_SHIFT					12
392 #define PD_TIM_MASK					(0xf << 12)
393 #define DPD_EN_SHIFT					11
394 #define DPD_EN_MASK					(1 << 11)
395 #define LP_MODE_SHIFT					8
396 #define LP_MODE_MASK					(0x7 << 8)
397 #define SR_TIM_SHIFT					4
398 #define SR_TIM_MASK					(0xf << 4)
399 #define CS_TIM_SHIFT					0
400 #define CS_TIM_MASK					(0xf << 0)
401 
402 /* LPDDR2_MODE_REG_DATA */
403 #define VALUE_0_SHIFT					0
404 #define VALUE_0_MASK					(0x7f << 0)
405 
406 /* LPDDR2_MODE_REG_CONFIG */
407 #define CS_SHIFT					31
408 #define CS_MASK						(1 << 31)
409 #define REFRESH_EN_SHIFT				30
410 #define REFRESH_EN_MASK					(1 << 30)
411 #define ADDRESS_SHIFT					0
412 #define ADDRESS_MASK					(0xff << 0)
413 
414 /* OCP_CONFIG */
415 #define SYS_THRESH_MAX_SHIFT				24
416 #define SYS_THRESH_MAX_MASK				(0xf << 24)
417 #define MPU_THRESH_MAX_SHIFT				20
418 #define MPU_THRESH_MAX_MASK				(0xf << 20)
419 #define LL_THRESH_MAX_SHIFT				16
420 #define LL_THRESH_MAX_MASK				(0xf << 16)
421 
422 /* PERFORMANCE_COUNTER_1 */
423 #define COUNTER1_SHIFT					0
424 #define COUNTER1_MASK					(0xffffffff << 0)
425 
426 /* PERFORMANCE_COUNTER_2 */
427 #define COUNTER2_SHIFT					0
428 #define COUNTER2_MASK					(0xffffffff << 0)
429 
430 /* PERFORMANCE_COUNTER_CONFIG */
431 #define CNTR2_MCONNID_EN_SHIFT				31
432 #define CNTR2_MCONNID_EN_MASK				(1 << 31)
433 #define CNTR2_REGION_EN_SHIFT				30
434 #define CNTR2_REGION_EN_MASK				(1 << 30)
435 #define CNTR2_CFG_SHIFT					16
436 #define CNTR2_CFG_MASK					(0xf << 16)
437 #define CNTR1_MCONNID_EN_SHIFT				15
438 #define CNTR1_MCONNID_EN_MASK				(1 << 15)
439 #define CNTR1_REGION_EN_SHIFT				14
440 #define CNTR1_REGION_EN_MASK				(1 << 14)
441 #define CNTR1_CFG_SHIFT					0
442 #define CNTR1_CFG_MASK					(0xf << 0)
443 
444 /* PERFORMANCE_COUNTER_MASTER_REGION_SELECT */
445 #define MCONNID2_SHIFT					24
446 #define MCONNID2_MASK					(0xff << 24)
447 #define REGION_SEL2_SHIFT				16
448 #define REGION_SEL2_MASK				(0x3 << 16)
449 #define MCONNID1_SHIFT					8
450 #define MCONNID1_MASK					(0xff << 8)
451 #define REGION_SEL1_SHIFT				0
452 #define REGION_SEL1_MASK				(0x3 << 0)
453 
454 /* PERFORMANCE_COUNTER_TIME */
455 #define TOTAL_TIME_SHIFT				0
456 #define TOTAL_TIME_MASK					(0xffffffff << 0)
457 
458 /* DLL_CALIB_CTRL */
459 #define ACK_WAIT_SHIFT					16
460 #define ACK_WAIT_MASK					(0xf << 16)
461 #define DLL_CALIB_INTERVAL_SHIFT			0
462 #define DLL_CALIB_INTERVAL_MASK				(0x1ff << 0)
463 
464 /* END_OF_INTERRUPT */
465 #define EOI_SHIFT					0
466 #define EOI_MASK					(1 << 0)
467 
468 /* SYSTEM_OCP_INTERRUPT_RAW_STATUS */
469 #define DNV_SYS_SHIFT					2
470 #define DNV_SYS_MASK					(1 << 2)
471 #define TA_SYS_SHIFT					1
472 #define TA_SYS_MASK					(1 << 1)
473 #define ERR_SYS_SHIFT					0
474 #define ERR_SYS_MASK					(1 << 0)
475 
476 /* LOW_LATENCY_OCP_INTERRUPT_RAW_STATUS */
477 #define DNV_LL_SHIFT					2
478 #define DNV_LL_MASK					(1 << 2)
479 #define TA_LL_SHIFT					1
480 #define TA_LL_MASK					(1 << 1)
481 #define ERR_LL_SHIFT					0
482 #define ERR_LL_MASK					(1 << 0)
483 
484 /* SYSTEM_OCP_INTERRUPT_ENABLE_SET */
485 #define EN_DNV_SYS_SHIFT				2
486 #define EN_DNV_SYS_MASK					(1 << 2)
487 #define EN_TA_SYS_SHIFT					1
488 #define EN_TA_SYS_MASK					(1 << 1)
489 #define EN_ERR_SYS_SHIFT					0
490 #define EN_ERR_SYS_MASK					(1 << 0)
491 
492 /* LOW_LATENCY_OCP_INTERRUPT_ENABLE_SET */
493 #define EN_DNV_LL_SHIFT					2
494 #define EN_DNV_LL_MASK					(1 << 2)
495 #define EN_TA_LL_SHIFT					1
496 #define EN_TA_LL_MASK					(1 << 1)
497 #define EN_ERR_LL_SHIFT					0
498 #define EN_ERR_LL_MASK					(1 << 0)
499 
500 /* SDRAM_OUTPUT_IMPEDANCE_CALIBRATION_CONFIG */
501 #define ZQ_CS1EN_SHIFT					31
502 #define ZQ_CS1EN_MASK					(1 << 31)
503 #define ZQ_CS0EN_SHIFT					30
504 #define ZQ_CS0EN_MASK					(1 << 30)
505 #define ZQ_DUALCALEN_SHIFT				29
506 #define ZQ_DUALCALEN_MASK				(1 << 29)
507 #define ZQ_SFEXITEN_SHIFT				28
508 #define ZQ_SFEXITEN_MASK				(1 << 28)
509 #define ZQ_ZQINIT_MULT_SHIFT				18
510 #define ZQ_ZQINIT_MULT_MASK				(0x3 << 18)
511 #define ZQ_ZQCL_MULT_SHIFT				16
512 #define ZQ_ZQCL_MULT_MASK				(0x3 << 16)
513 #define ZQ_REFINTERVAL_SHIFT				0
514 #define ZQ_REFINTERVAL_MASK				(0xffff << 0)
515 
516 /* TEMPERATURE_ALERT_CONFIG */
517 #define TA_CS1EN_SHIFT					31
518 #define TA_CS1EN_MASK					(1 << 31)
519 #define TA_CS0EN_SHIFT					30
520 #define TA_CS0EN_MASK					(1 << 30)
521 #define TA_SFEXITEN_SHIFT				28
522 #define TA_SFEXITEN_MASK				(1 << 28)
523 #define TA_DEVWDT_SHIFT					26
524 #define TA_DEVWDT_MASK					(0x3 << 26)
525 #define TA_DEVCNT_SHIFT					24
526 #define TA_DEVCNT_MASK					(0x3 << 24)
527 #define TA_REFINTERVAL_SHIFT				0
528 #define TA_REFINTERVAL_MASK				(0x3fffff << 0)
529 
530 /* OCP_ERROR_LOG */
531 #define MADDRSPACE_SHIFT				14
532 #define MADDRSPACE_MASK					(0x3 << 14)
533 #define MBURSTSEQ_SHIFT					11
534 #define MBURSTSEQ_MASK					(0x7 << 11)
535 #define MCMD_SHIFT					8
536 #define MCMD_MASK					(0x7 << 8)
537 #define MCONNID_SHIFT					0
538 #define MCONNID_MASK					(0xff << 0)
539 
540 /* DDR_PHY_CTRL_1 - EMIF4D */
541 #define DLL_SLAVE_DLY_CTRL_SHIFT_4D			4
542 #define DLL_SLAVE_DLY_CTRL_MASK_4D			(0xFF << 4)
543 #define READ_LATENCY_SHIFT_4D				0
544 #define READ_LATENCY_MASK_4D				(0xf << 0)
545 
546 /* DDR_PHY_CTRL_1 - EMIF4D5 */
547 #define DLL_HALF_DELAY_SHIFT_4D5			21
548 #define DLL_HALF_DELAY_MASK_4D5				(1 << 21)
549 #define READ_LATENCY_SHIFT_4D5				0
550 #define READ_LATENCY_MASK_4D5				(0x1f << 0)
551 
552 /* DDR_PHY_CTRL_1_SHDW */
553 #define DDR_PHY_CTRL_1_SHDW_SHIFT			5
554 #define DDR_PHY_CTRL_1_SHDW_MASK			(0x7ffffff << 5)
555 #define READ_LATENCY_SHDW_SHIFT				0
556 #define READ_LATENCY_SHDW_MASK				(0x1f << 0)
557 
558 #ifndef __ASSEMBLY__
559 /*
560  * Structure containing shadow of important registers in EMIF
561  * The calculation function fills in this structure to be later used for
562  * initialisation and DVFS
563  */
564 struct emif_regs {
565 	u32 freq;
566 	u32 ref_ctrl_shdw;
567 	u32 ref_ctrl_shdw_derated;
568 	u32 sdram_tim1_shdw;
569 	u32 sdram_tim1_shdw_derated;
570 	u32 sdram_tim2_shdw;
571 	u32 sdram_tim3_shdw;
572 	u32 sdram_tim3_shdw_derated;
573 	u32 pwr_mgmt_ctrl_shdw;
574 	union {
575 		u32 read_idle_ctrl_shdw_normal;
576 		u32 dll_calib_ctrl_shdw_normal;
577 	};
578 	union {
579 		u32 read_idle_ctrl_shdw_volt_ramp;
580 		u32 dll_calib_ctrl_shdw_volt_ramp;
581 	};
582 
583 	u32 phy_ctrl_1_shdw;
584 	u32 ext_phy_ctrl_2_shdw;
585 	u32 ext_phy_ctrl_3_shdw;
586 	u32 ext_phy_ctrl_4_shdw;
587 };
588 #endif /* __ASSEMBLY__ */
589 #endif /* __EMIF_H */
590