1 /*
2  * Copyright 2018-2020, 2022 NXP
3  * All rights reserved.
4  *
5  * SPDX-License-Identifier: Apache-2.0
6  */
7 
8 #ifndef __EVKMIMXRT1170_FLEXSPI_NOR_CONFIG__
9 #define __EVKMIMXRT1170_FLEXSPI_NOR_CONFIG__
10 
11 #include <stdint.h>
12 #include <stdbool.h>
13 #include "fsl_common.h"
14 
15 /*! @name Driver version */
16 /*@{*/
17 /*! @brief XIP_BOARD driver version 2.0.1. */
18 #define FSL_XIP_BOARD_DRIVER_VERSION (MAKE_VERSION(2, 0, 1))
19 /*@}*/
20 
21 /* FLEXSPI memory config block related definitions */
22 #define FLEXSPI_CFG_BLK_TAG     (0x42464346UL) /* ascii "FCFB" Big Endian */
23 #define FLEXSPI_CFG_BLK_VERSION (0x56010400UL) /* V1.4.0 */
24 #define FLEXSPI_CFG_BLK_SIZE    (512)
25 
26 /* FLEXSPI Feature related definitions */
27 #define FLEXSPI_FEATURE_HAS_PARALLEL_MODE 1
28 
29 /* Lookup table related definitions */
30 #define CMD_INDEX_READ        0
31 #define CMD_INDEX_READSTATUS  1
32 #define CMD_INDEX_WRITEENABLE 2
33 #define CMD_INDEX_WRITE       4
34 
35 #define CMD_LUT_SEQ_IDX_READ        0
36 #define CMD_LUT_SEQ_IDX_READSTATUS  1
37 #define CMD_LUT_SEQ_IDX_WRITEENABLE 3
38 #define CMD_LUT_SEQ_IDX_WRITE       9
39 
40 #define CMD_SDR        0x01
41 #define CMD_DDR        0x21
42 #define RADDR_SDR      0x02
43 #define RADDR_DDR      0x22
44 #define CADDR_SDR      0x03
45 #define CADDR_DDR      0x23
46 #define MODE1_SDR      0x04
47 #define MODE1_DDR      0x24
48 #define MODE2_SDR      0x05
49 #define MODE2_DDR      0x25
50 #define MODE4_SDR      0x06
51 #define MODE4_DDR      0x26
52 #define MODE8_SDR      0x07
53 #define MODE8_DDR      0x27
54 #define WRITE_SDR      0x08
55 #define WRITE_DDR      0x28
56 #define READ_SDR       0x09
57 #define READ_DDR       0x29
58 #define LEARN_SDR      0x0A
59 #define LEARN_DDR      0x2A
60 #define DATSZ_SDR      0x0B
61 #define DATSZ_DDR      0x2B
62 #define DUMMY_SDR      0x0C
63 #define DUMMY_DDR      0x2C
64 #define DUMMY_RWDS_SDR 0x0D
65 #define DUMMY_RWDS_DDR 0x2D
66 #define JMP_ON_CS      0x1F
67 #define STOP           0
68 
69 #define FLEXSPI_1PAD 0
70 #define FLEXSPI_2PAD 1
71 #define FLEXSPI_4PAD 2
72 #define FLEXSPI_8PAD 3
73 
74 #define FLEXSPI_LUT_SEQ(cmd0, pad0, op0, cmd1, pad1, op1)		\
75 	(FLEXSPI_LUT_OPERAND0(op0) | FLEXSPI_LUT_NUM_PADS0(pad0) |	\
76 	FLEXSPI_LUT_OPCODE0(cmd0) | FLEXSPI_LUT_OPERAND1(op1) |		\
77 	FLEXSPI_LUT_NUM_PADS1(pad1) | FLEXSPI_LUT_OPCODE1(cmd1))
78 
79 /*! @brief Definitions for FlexSPI Serial Clock Frequency */
80 typedef enum _FlexSpiSerialClockFreq {
81 	kFlexSpiSerialClk_30MHz = 1,
82 	kFlexSpiSerialClk_50MHz = 2,
83 	kFlexSpiSerialClk_60MHz = 3,
84 	kFlexSpiSerialClk_80MHz = 4,
85 	kFlexSpiSerialClk_100MHz = 5,
86 	kFlexSpiSerialClk_120MHz = 6,
87 	kFlexSpiSerialClk_133MHz = 7,
88 	kFlexSpiSerialClk_166MHz = 8,
89 	kFlexSpiSerialClk_200MHz = 9,
90 } flexspi_serial_clk_freq_t;
91 
92 /*! @brief FlexSPI clock configuration type */
93 enum {
94 	/* Clock configure for SDR mode */
95 	kFlexSpiClk_SDR,
96 	/* Clock configurat for DDR mode */
97 	kFlexSpiClk_DDR,
98 };
99 
100 /*! @brief FlexSPI Read Sample Clock Source definition */
101 typedef enum _FlashReadSampleClkSource {
102 	kFlexSPIReadSampleClk_LoopbackInternally = 0,
103 	kFlexSPIReadSampleClk_LoopbackFromDqsPad = 1,
104 	kFlexSPIReadSampleClk_LoopbackFromSckPad = 2,
105 	kFlexSPIReadSampleClk_ExternalInputFromDqsPad = 3,
106 } flexspi_read_sample_clk_t;
107 
108 /*! @brief Misc feature bit definitions */
109 enum {
110 	/* Bit for Differential clock enable */
111 	kFlexSpiMiscOffset_DiffClkEnable = 0,
112 	/* Bit for CK2 enable */
113 	kFlexSpiMiscOffset_Ck2Enable = 1,
114 	/* Bit for Parallel mode enable */
115 	kFlexSpiMiscOffset_ParallelEnable = 2,
116 	/* Bit for Word Addressable enable */
117 	kFlexSpiMiscOffset_WordAddressableEnable = 3,
118 	/* Bit for Safe Configuration Frequency enable */
119 	kFlexSpiMiscOffset_SafeConfigFreqEnable = 4,
120 	/* Bit for Pad setting override enable */
121 	kFlexSpiMiscOffset_PadSettingOverrideEnable = 5,
122 	/* Bit for DDR clock confiuration indication. */
123 	kFlexSpiMiscOffset_DdrModeEnable = 6,
124 };
125 
126 /*! @brief Flash Type Definition */
127 enum {
128 	/* Flash devices are Serial NOR */
129 	kFlexSpiDeviceType_SerialNOR = 1,
130 	/* Flash devices are Serial NAND */
131 	kFlexSpiDeviceType_SerialNAND = 2,
132 	/* Flash devices are Serial RAM/HyperFLASH */
133 	kFlexSpiDeviceType_SerialRAM = 3,
134 	/* Flash device is MCP device, A1 is Serial NOR, A2 is Serial NAND */
135 	kFlexSpiDeviceType_MCP_NOR_NAND = 0x12,
136 	/* Flash device is MCP device, A1 is Serial NOR, A2 is Serial RAMs */
137 	kFlexSpiDeviceType_MCP_NOR_RAM = 0x13,
138 };
139 
140 /*! @brief Flash Pad Definitions */
141 enum {
142 	kSerialFlash_1Pad = 1,
143 	kSerialFlash_2Pads = 2,
144 	kSerialFlash_4Pads = 4,
145 	kSerialFlash_8Pads = 8,
146 };
147 
148 /*! @brief FlexSPI LUT Sequence structure */
149 typedef struct _lut_sequence {
150 	uint8_t seqNum; /* Sequence Number, valid number: 1-16 */
151 	uint8_t seqId;  /* Sequence Index, valid number: 0-15 */
152 	uint16_t reserved;
153 } flexspi_lut_seq_t;
154 
155 /*! @brief Flash Configuration Command Type */
156 enum {
157 	/* Generic command, for example: configure dummy cycles,
158 	 * drive strength, etc
159 	 */
160 	kDeviceConfigCmdType_Generic,
161 	/* Quad Enable command */
162 	kDeviceConfigCmdType_QuadEnable,
163 	/* Switch from SPI to DPI/QPI/OPI mode */
164 	kDeviceConfigCmdType_Spi2Xpi,
165 	/* Switch from DPI/QPI/OPI to SPI mode */
166 	kDeviceConfigCmdType_Xpi2Spi,
167 	/* Switch to 0-4-4/0-8-8 mode */
168 	kDeviceConfigCmdType_Spi2NoCmd,
169 	/* Reset device command */
170 	kDeviceConfigCmdType_Reset,
171 };
172 
173 /*! @brief FlexSPI Memory Configuration Block */
174 typedef struct _FlexSPIConfig {
175 	/* [0x000-0x003] Tag, fixed value 0x42464346UL */
176 	uint32_t tag;
177 	/* [0x004-0x007] Version, [31:24] -'V',
178 	 * [23:16] - Major,
179 	 * [15:8] - Minor,
180 	 * [7:0] - bugfix
181 	 */
182 	uint32_t version;
183 	/* [0x008-0x00b] Reserved for future use */
184 	uint32_t reserved0;
185 	/* [0x00c-0x00c] Read Sample Clock Source, valid value: 0/1/3 */
186 	uint8_t readSampleClkSrc;
187 	/* [0x00d-0x00d] CS hold time, default value: 3 */
188 	uint8_t csHoldTime;
189 	/* [0x00e-0x00e] CS setup time, default value: 3 */
190 	uint8_t csSetupTime;
191 	/* [0x00f-0x00f] Column Address with, for HyperBus protocol,
192 	 * it is fixed to 3, For Serial NAND, need to refer to datasheet
193 	 */
194 	uint8_t columnAddressWidth;
195 	/* [0x010-0x010] Device Mode Configure enable flag,
196 	 * 1 - Enable, 0 - Disable
197 	 */
198 	uint8_t deviceModeCfgEnable;
199 	/* [0x011-0x011] Specify the configuration command type:Quad Enable,
200 	 * DPI/QPI/OPI switch, Generic configuration, etc.
201 	 */
202 	uint8_t deviceModeType;
203 	/* [0x012-0x013] Wait time for all configuration commands,
204 	 * unit: 100us, Used for DPI/QPI/OPI switch or reset command
205 	 */
206 	uint16_t waitTimeCfgCommands;
207 	/* [0x014-0x017] Device mode sequence info,
208 	 * [7:0] - LUT sequence id,
209 	 * [15:8] - LUt sequence number,
210 	 * [31:16] Reserved
211 	 */
212 	flexspi_lut_seq_t deviceModeSeq;
213 	/* [0x018-0x01b] Argument/Parameter for device configuration */
214 	uint32_t deviceModeArg;
215 	/* [0x01c-0x01c] Configure command Enable Flag,
216 	 * 1 - Enable, 0 - Disable
217 	 */
218 	uint8_t configCmdEnable;
219 	/* [0x01d-0x01f] Configure Mode Type, similar as deviceModeTpe */
220 	uint8_t configModeType[3];
221 	/* [0x020-0x02b] Sequence info for Device Configuration command,
222 	 * similar as deviceModeSeq
223 	 */
224 	flexspi_lut_seq_t configCmdSeqs[3];
225 	/* [0x02c-0x02f] Reserved for future use */
226 	uint32_t reserved1;
227 	/* [0x030-0x03b] Arguments/Parameters for
228 	 * device Configuration commands
229 	 */
230 	uint32_t configCmdArgs[3];
231 	/* [0x03c-0x03f] Reserved for future use */
232 	uint32_t reserved2;
233 	/* [0x040-0x043] Controller Misc Options, see Misc feature bit
234 	 * definitions for more details
235 	 */
236 	uint32_t controllerMiscOption;
237 	/* [0x044-0x044] Device Type:
238 	 * See Flash Type Definition for more details
239 	 */
240 	uint8_t deviceType;
241 	/* [0x045-0x045] Serial Flash Pad Type:
242 	 * 1 - Single,
243 	 * 2 - Dual,
244 	 * 4 - Quad,
245 	 * 8 - Octal
246 	 */
247 	uint8_t sflashPadType;
248 	/* [0x046-0x046] Serial Flash Frequencey, device specific
249 	 * definitions, See System Boot Chapter for more details
250 	 */
251 	uint8_t serialClkFreq;
252 	/* [0x047-0x047] LUT customization Enable, it is required if
253 	 * the program/erase cannot be done using 1 LUT sequence,
254 	 * currently, only applicable to HyperFLASH
255 	 */
256 	uint8_t lutCustomSeqEnable;
257 	/* [0x048-0x04f] Reserved for future use */
258 	uint32_t reserved3[2];
259 	/* [0x050-0x053] Size of Flash connected to A1 */
260 	uint32_t sflashA1Size;
261 	/* [0x054-0x057] Size of Flash connected to A2 */
262 	uint32_t sflashA2Size;
263 	/* [0x058-0x05b] Size of Flash connected to B1 */
264 	uint32_t sflashB1Size;
265 	/* [0x05c-0x05f] Size of Flash connected to B2 */
266 	uint32_t sflashB2Size;
267 	/* [0x060-0x063] CS pad setting override value */
268 	uint32_t csPadSettingOverride;
269 	/* [0x064-0x067] SCK pad setting override value */
270 	uint32_t sclkPadSettingOverride;
271 	/* [0x068-0x06b] data pad setting override value */
272 	uint32_t dataPadSettingOverride;
273 	/* [0x06c-0x06f] DQS pad setting override value */
274 	uint32_t dqsPadSettingOverride;
275 	/* [0x070-0x073] Timeout threshold for read status command */
276 	uint32_t timeoutInMs;
277 	/* [0x074-0x077] CS deselect interval between two commands */
278 	uint32_t commandInterval;
279 	/* [0x078-0x07b] CLK edge to data valid time
280 	 * for PORT A and PORT B, in terms of 0.1ns
281 	 */
282 	uint16_t dataValidTime[2];
283 	/* [0x07c-0x07d] Busy offset, valid value: 0-31 */
284 	uint16_t busyOffset;
285 	/* [0x07e-0x07f] Busy flag polarity, 0 - busy flag is 1
286 	 * when flash device is busy, 1 - busy flag is 0 when
287 	 * flash device is busy
288 	 */
289 	uint16_t busyBitPolarity;
290 	/* [0x080-0x17f] Lookup table holds Flash command sequences */
291 	uint32_t lookupTable[64];
292 	/* [0x180-0x1af] Customizable LUT Sequences */
293 	flexspi_lut_seq_t lutCustomSeq[12];
294 	/* [0x1b0-0x1bf] Reserved for future use */
295 	uint32_t reserved4[4];
296 } flexspi_mem_config_t;
297 
298 #define NOR_CMD_INDEX_READ        CMD_INDEX_READ        /* 0 */
299 #define NOR_CMD_INDEX_READSTATUS  CMD_INDEX_READSTATUS  /* 1 */
300 #define NOR_CMD_INDEX_WRITEENABLE CMD_INDEX_WRITEENABLE /* 2 */
301 #define NOR_CMD_INDEX_ERASESECTOR 3                     /* 3 */
302 #define NOR_CMD_INDEX_PAGEPROGRAM CMD_INDEX_WRITE       /* 4 */
303 #define NOR_CMD_INDEX_CHIPERASE   5                     /* 5 */
304 #define NOR_CMD_INDEX_DUMMY       6                     /* 6 */
305 #define NOR_CMD_INDEX_ERASEBLOCK  7                     /* 7 */
306 
307 /* 0  READ LUT sequence id in lookupTable stored in config block */
308 #define NOR_CMD_LUT_SEQ_IDX_READ            CMD_LUT_SEQ_IDX_READ
309 /* 1  Read Status LUT sequence id in lookupTable stored in config block */
310 #define NOR_CMD_LUT_SEQ_IDX_READSTATUS      CMD_LUT_SEQ_IDX_READSTATUS
311 /* 2  Read status DPI/QPI/OPI sequence id in
312  * lookupTable stored in config block
313  */
314 #define NOR_CMD_LUT_SEQ_IDX_READSTATUS_XPI  2
315 /* 3  Write Enable sequence id in lookupTable stored in config block */
316 #define NOR_CMD_LUT_SEQ_IDX_WRITEENABLE     CMD_LUT_SEQ_IDX_WRITEENABLE
317 /* 4  Write Enable DPI/QPI/OPI sequence id in
318  * lookupTable stored in config block
319  */
320 #define NOR_CMD_LUT_SEQ_IDX_WRITEENABLE_XPI 4
321 /* 5  Erase Sector sequence id in lookupTable stored in config block */
322 #define NOR_CMD_LUT_SEQ_IDX_ERASESECTOR     5
323 /* 8 Erase Block sequence id in lookupTable stored in config block */
324 #define NOR_CMD_LUT_SEQ_IDX_ERASEBLOCK      8
325 /* 9  Program sequence id in lookupTable stored in config block */
326 #define NOR_CMD_LUT_SEQ_IDX_PAGEPROGRAM     CMD_LUT_SEQ_IDX_WRITE
327 /* 11 Chip Erase sequence in lookupTable id stored in config block */
328 #define NOR_CMD_LUT_SEQ_IDX_CHIPERASE       11
329 /* 13 Read SFDP sequence in lookupTable id stored in config block */
330 #define NOR_CMD_LUT_SEQ_IDX_READ_SFDP       13
331 /* 14 Restore 0-4-4/0-8-8 mode sequence id in
332  * lookupTable stored in config block
333  */
334 #define NOR_CMD_LUT_SEQ_IDX_RESTORE_NOCMD   14
335 /* 15 Exit 0-4-4/0-8-8 mode sequence id in
336  * lookupTable stored in config blobk
337  */
338 #define NOR_CMD_LUT_SEQ_IDX_EXIT_NOCMD      15
339 
340 /*
341  *  Serial NOR configuration block
342  */
343 typedef struct _flexspi_nor_config {
344 	/* Common memory configuration info via FlexSPI */
345 	flexspi_mem_config_t memConfig;
346 	/* Page size of Serial NOR */
347 	uint32_t pageSize;
348 	/* Sector size of Serial NOR */
349 	uint32_t sectorSize;
350 	/* Clock frequency for IP command */
351 	uint8_t ipcmdSerialClkFreq;
352 	/* Sector/Block size is the same */
353 	uint8_t isUniformBlockSize;
354 	/* The data order is swapped in OPI DDR mode */
355 	uint8_t isDataOrderSwapped;
356 	/* Reserved for future use */
357 	uint8_t reserved0;
358 	/* Serial NOR Flash type: 0/1/2/3 */
359 	uint8_t serialNorType;
360 	/* Need to exit NoCmd mode before other IP command */
361 	uint8_t needExitNoCmdMode;
362 	/* Half the Serial Clock for non-read command: true/false */
363 	uint8_t halfClkForNonReadCmd;
364 	/* Need to Restore NoCmd mode after IP commmand execution */
365 	uint8_t needRestoreNoCmdMode;
366 	/* Block size */
367 	uint32_t blockSize;
368 	/* Flash State Context after being configured */
369 	uint32_t FlashStateCtx;
370 	/* Reserved for future use */
371 	uint32_t reserve2[10];
372 } flexspi_nor_config_t;
373 
374 #ifdef __cplusplus
375 extern "C" {
376 #endif
377 
378 #ifdef __cplusplus
379 }
380 #endif
381 #endif /* #ifndef __EVKMIMXRT1170_FLEXSPI_NOR_CONFIG__ */
382