xref: /openbmc/linux/drivers/bus/omap_l3_noc.h (revision f759f5b5)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * OMAP L3 Interconnect  error handling driver header
4  *
5  * Copyright (C) 2011-2015 Texas Instruments Incorporated - http://www.ti.com/
6  *	Santosh Shilimkar <santosh.shilimkar@ti.com>
7  *	sricharan <r.sricharan@ti.com>
8  */
9 #ifndef __OMAP_L3_NOC_H
10 #define __OMAP_L3_NOC_H
11 
12 #define MAX_L3_MODULES			3
13 #define MAX_CLKDM_TARGETS		31
14 
15 #define CLEAR_STDERR_LOG		(1 << 31)
16 #define CUSTOM_ERROR			0x2
17 #define STANDARD_ERROR			0x0
18 #define INBAND_ERROR			0x0
19 #define L3_APPLICATION_ERROR		0x0
20 #define L3_DEBUG_ERROR			0x1
21 
22 /* L3 TARG register offsets */
23 #define L3_TARG_STDERRLOG_MAIN		0x48
24 #define L3_TARG_STDERRLOG_HDR		0x4c
25 #define L3_TARG_STDERRLOG_MSTADDR	0x50
26 #define L3_TARG_STDERRLOG_INFO		0x58
27 #define L3_TARG_STDERRLOG_SLVOFSLSB	0x5c
28 #define L3_TARG_STDERRLOG_CINFO_INFO	0x64
29 #define L3_TARG_STDERRLOG_CINFO_MSTADDR	0x68
30 #define L3_TARG_STDERRLOG_CINFO_OPCODE	0x6c
31 #define L3_FLAGMUX_REGERR0		0xc
32 #define L3_FLAGMUX_MASK0		0x8
33 
34 #define L3_TARGET_NOT_SUPPORTED		NULL
35 
36 #define L3_BASE_IS_SUBMODULE		((void __iomem *)(1 << 0))
37 
38 static const char * const l3_transaction_type[] = {
39 	/* 0 0 0 */ "Idle",
40 	/* 0 0 1 */ "Write",
41 	/* 0 1 0 */ "Read",
42 	/* 0 1 1 */ "ReadEx",
43 	/* 1 0 0 */ "Read Link",
44 	/* 1 0 1 */ "Write Non-Posted",
45 	/* 1 1 0 */ "Write Conditional",
46 	/* 1 1 1 */ "Write Broadcast",
47 };
48 
49 /**
50  * struct l3_masters_data - L3 Master information
51  * @id:		ID of the L3 Master
52  * @name:	master name
53  */
54 struct l3_masters_data {
55 	u32 id;
56 	char *name;
57 };
58 
59 /**
60  * struct l3_target_data - L3 Target information
61  * @offset:	Offset from base for L3 Target
62  * @name:	Target name
63  *
64  * Target information is organized indexed by bit field definitions.
65  */
66 struct l3_target_data {
67 	u32 offset;
68 	char *name;
69 };
70 
71 /**
72  * struct l3_flagmux_data - Flag Mux information
73  * @offset:	offset from base for flagmux register
74  * @l3_targ:	array indexed by flagmux index (bit offset) pointing to the
75  *		target data. unsupported ones are marked with
76  *		L3_TARGET_NOT_SUPPORTED
77  * @num_targ_data: number of entries in target data
78  * @mask_app_bits: ignore these from raw application irq status
79  * @mask_dbg_bits: ignore these from raw debug irq status
80  */
81 struct l3_flagmux_data {
82 	u32 offset;
83 	struct l3_target_data *l3_targ;
84 	u8 num_targ_data;
85 	u32 mask_app_bits;
86 	u32 mask_dbg_bits;
87 };
88 
89 
90 /**
91  * struct omap_l3 - Description of data relevant for L3 bus.
92  * @dev:	device representing the bus (populated runtime)
93  * @l3_base:	base addresses of modules (populated runtime if 0)
94  *		if set to L3_BASE_IS_SUBMODULE, then uses previous
95  *		module index as the base address
96  * @l3_flag_mux: array containing flag mux data per module
97  *		 offset from corresponding module base indexed per
98  *		 module.
99  * @num_modules: number of clock domains / modules.
100  * @l3_masters:	array pointing to master data containing name and register
101  *		offset for the master.
102  * @num_master: number of masters
103  * @mst_addr_mask: Mask representing MSTADDR information of NTTP packet
104  * @debug_irq:	irq number of the debug interrupt (populated runtime)
105  * @app_irq:	irq number of the application interrupt (populated runtime)
106  */
107 struct omap_l3 {
108 	struct device *dev;
109 
110 	void __iomem *l3_base[MAX_L3_MODULES];
111 	struct l3_flagmux_data **l3_flagmux;
112 	int num_modules;
113 
114 	struct l3_masters_data *l3_masters;
115 	int num_masters;
116 	u32 mst_addr_mask;
117 
118 	int debug_irq;
119 	int app_irq;
120 };
121 
122 static struct l3_target_data omap_l3_target_data_clk1[] = {
123 	{0x100,	"DMM1",},
124 	{0x200,	"DMM2",},
125 	{0x300,	"ABE",},
126 	{0x400,	"L4CFG",},
127 	{0x600,	"CLK2PWRDISC",},
128 	{0x0,	"HOSTCLK1",},
129 	{0x900,	"L4WAKEUP",},
130 };
131 
132 static struct l3_flagmux_data omap_l3_flagmux_clk1 = {
133 	.offset = 0x500,
134 	.l3_targ = omap_l3_target_data_clk1,
135 	.num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk1),
136 };
137 
138 
139 static struct l3_target_data omap_l3_target_data_clk2[] = {
140 	{0x500,	"CORTEXM3",},
141 	{0x300,	"DSS",},
142 	{0x100,	"GPMC",},
143 	{0x400,	"ISS",},
144 	{0x700,	"IVAHD",},
145 	{0xD00,	"AES1",},
146 	{0x900,	"L4PER0",},
147 	{0x200,	"OCMRAM",},
148 	{0x100,	"GPMCsERROR",},
149 	{0x600,	"SGX",},
150 	{0x800,	"SL2",},
151 	{0x1600, "C2C",},
152 	{0x1100, "PWRDISCCLK1",},
153 	{0xF00,	"SHA1",},
154 	{0xE00,	"AES2",},
155 	{0xC00,	"L4PER3",},
156 	{0xA00,	"L4PER1",},
157 	{0xB00,	"L4PER2",},
158 	{0x0,	"HOSTCLK2",},
159 	{0x1800, "CAL",},
160 	{0x1700, "LLI",},
161 };
162 
163 static struct l3_flagmux_data omap_l3_flagmux_clk2 = {
164 	.offset = 0x1000,
165 	.l3_targ = omap_l3_target_data_clk2,
166 	.num_targ_data = ARRAY_SIZE(omap_l3_target_data_clk2),
167 };
168 
169 
170 static struct l3_target_data omap4_l3_target_data_clk3[] = {
171 	{0x0100, "DEBUGSS",},
172 };
173 
174 static struct l3_flagmux_data omap4_l3_flagmux_clk3 = {
175 	.offset = 0x0200,
176 	.l3_targ = omap4_l3_target_data_clk3,
177 	.num_targ_data = ARRAY_SIZE(omap4_l3_target_data_clk3),
178 };
179 
180 static struct l3_masters_data omap_l3_masters[] = {
181 	{ 0x00, "MPU"},
182 	{ 0x04, "CS_ADP"},
183 	{ 0x05, "xxx"},
184 	{ 0x08, "DSP"},
185 	{ 0x0C, "IVAHD"},
186 	{ 0x10, "ISS"},
187 	{ 0x11, "DucatiM3"},
188 	{ 0x12, "FaceDetect"},
189 	{ 0x14, "SDMA_Rd"},
190 	{ 0x15, "SDMA_Wr"},
191 	{ 0x16, "xxx"},
192 	{ 0x17, "xxx"},
193 	{ 0x18, "SGX"},
194 	{ 0x1C, "DSS"},
195 	{ 0x20, "C2C"},
196 	{ 0x22, "xxx"},
197 	{ 0x23, "xxx"},
198 	{ 0x24, "HSI"},
199 	{ 0x28, "MMC1"},
200 	{ 0x29, "MMC2"},
201 	{ 0x2A, "MMC6"},
202 	{ 0x2C, "UNIPRO1"},
203 	{ 0x30, "USBHOSTHS"},
204 	{ 0x31, "USBOTGHS"},
205 	{ 0x32, "USBHOSTFS"}
206 };
207 
208 static struct l3_flagmux_data *omap4_l3_flagmux[] = {
209 	&omap_l3_flagmux_clk1,
210 	&omap_l3_flagmux_clk2,
211 	&omap4_l3_flagmux_clk3,
212 };
213 
214 static const struct omap_l3 omap4_l3_data = {
215 	.l3_flagmux = omap4_l3_flagmux,
216 	.num_modules = ARRAY_SIZE(omap4_l3_flagmux),
217 	.l3_masters = omap_l3_masters,
218 	.num_masters = ARRAY_SIZE(omap_l3_masters),
219 	/* The 6 MSBs of register field used to distinguish initiator */
220 	.mst_addr_mask = 0xFC,
221 };
222 
223 /* OMAP5 data */
224 static struct l3_target_data omap5_l3_target_data_clk3[] = {
225 	{0x0100, "L3INSTR",},
226 	{0x0300, "DEBUGSS",},
227 	{0x0,	 "HOSTCLK3",},
228 };
229 
230 static struct l3_flagmux_data omap5_l3_flagmux_clk3 = {
231 	.offset = 0x0200,
232 	.l3_targ = omap5_l3_target_data_clk3,
233 	.num_targ_data = ARRAY_SIZE(omap5_l3_target_data_clk3),
234 };
235 
236 static struct l3_flagmux_data *omap5_l3_flagmux[] = {
237 	&omap_l3_flagmux_clk1,
238 	&omap_l3_flagmux_clk2,
239 	&omap5_l3_flagmux_clk3,
240 };
241 
242 static const struct omap_l3 omap5_l3_data = {
243 	.l3_flagmux = omap5_l3_flagmux,
244 	.num_modules = ARRAY_SIZE(omap5_l3_flagmux),
245 	.l3_masters = omap_l3_masters,
246 	.num_masters = ARRAY_SIZE(omap_l3_masters),
247 	/* The 6 MSBs of register field used to distinguish initiator */
248 	.mst_addr_mask = 0x7E0,
249 };
250 
251 /* DRA7 data */
252 static struct l3_target_data dra_l3_target_data_clk1[] = {
253 	{0x2a00, "AES1",},
254 	{0x0200, "DMM_P1",},
255 	{0x0600, "DSP2_SDMA",},
256 	{0x0b00, "EVE2",},
257 	{0x1300, "DMM_P2",},
258 	{0x2c00, "AES2",},
259 	{0x0300, "DSP1_SDMA",},
260 	{0x0a00, "EVE1",},
261 	{0x0c00, "EVE3",},
262 	{0x0d00, "EVE4",},
263 	{0x2900, "DSS",},
264 	{0x0100, "GPMC",},
265 	{0x3700, "PCIE1",},
266 	{0x1600, "IVA_CONFIG",},
267 	{0x1800, "IVA_SL2IF",},
268 	{0x0500, "L4_CFG",},
269 	{0x1d00, "L4_WKUP",},
270 	{0x3800, "PCIE2",},
271 	{0x3300, "SHA2_1",},
272 	{0x1200, "GPU",},
273 	{0x1000, "IPU1",},
274 	{0x1100, "IPU2",},
275 	{0x2000, "TPCC_EDMA",},
276 	{0x2e00, "TPTC1_EDMA",},
277 	{0x2b00, "TPTC2_EDMA",},
278 	{0x0700, "VCP1",},
279 	{0x2500, "L4_PER2_P3",},
280 	{0x0e00, "L4_PER3_P3",},
281 	{0x2200, "MMU1",},
282 	{0x1400, "PRUSS1",},
283 	{0x1500, "PRUSS2"},
284 	{0x0800, "VCP1",},
285 };
286 
287 static struct l3_flagmux_data dra_l3_flagmux_clk1 = {
288 	.offset = 0x803500,
289 	.l3_targ = dra_l3_target_data_clk1,
290 	.num_targ_data = ARRAY_SIZE(dra_l3_target_data_clk1),
291 };
292 
293 static struct l3_target_data dra_l3_target_data_clk2[] = {
294 	{0x0,	"HOST CLK1",},
295 	{0x800000, "HOST CLK2",},
296 	{0xdead, L3_TARGET_NOT_SUPPORTED,},
297 	{0x3400, "SHA2_2",},
298 	{0x0900, "BB2D",},
299 	{0xdead, L3_TARGET_NOT_SUPPORTED,},
300 	{0x2100, "L4_PER1_P3",},
301 	{0x1c00, "L4_PER1_P1",},
302 	{0x1f00, "L4_PER1_P2",},
303 	{0x2300, "L4_PER2_P1",},
304 	{0x2400, "L4_PER2_P2",},
305 	{0x2600, "L4_PER3_P1",},
306 	{0x2700, "L4_PER3_P2",},
307 	{0x2f00, "MCASP1",},
308 	{0x3000, "MCASP2",},
309 	{0x3100, "MCASP3",},
310 	{0x2800, "MMU2",},
311 	{0x0f00, "OCMC_RAM1",},
312 	{0x1700, "OCMC_RAM2",},
313 	{0x1900, "OCMC_RAM3",},
314 	{0x1e00, "OCMC_ROM",},
315 	{0x3900, "QSPI",},
316 };
317 
318 static struct l3_flagmux_data dra_l3_flagmux_clk2 = {
319 	.offset = 0x803600,
320 	.l3_targ = dra_l3_target_data_clk2,
321 	.num_targ_data = ARRAY_SIZE(dra_l3_target_data_clk2),
322 };
323 
324 static struct l3_target_data dra_l3_target_data_clk3[] = {
325 	{0x0100, "L3_INSTR"},
326 	{0x0300, "DEBUGSS_CT_TBR"},
327 	{0x0,	 "HOST CLK3"},
328 };
329 
330 static struct l3_flagmux_data dra_l3_flagmux_clk3 = {
331 	.offset = 0x200,
332 	.l3_targ = dra_l3_target_data_clk3,
333 	.num_targ_data = ARRAY_SIZE(dra_l3_target_data_clk3),
334 };
335 
336 static struct l3_masters_data dra_l3_masters[] = {
337 	{ 0x0, "MPU" },
338 	{ 0x4, "CS_DAP" },
339 	{ 0x5, "IEEE1500_2_OCP" },
340 	{ 0x8, "DSP1_MDMA" },
341 	{ 0x9, "DSP1_CFG" },
342 	{ 0xA, "DSP1_DMA" },
343 	{ 0xB, "DSP2_MDMA" },
344 	{ 0xC, "DSP2_CFG" },
345 	{ 0xD, "DSP2_DMA" },
346 	{ 0xE, "IVA" },
347 	{ 0x10, "EVE1_P1" },
348 	{ 0x11, "EVE2_P1" },
349 	{ 0x12, "EVE3_P1" },
350 	{ 0x13, "EVE4_P1" },
351 	{ 0x14, "PRUSS1 PRU1" },
352 	{ 0x15, "PRUSS1 PRU2" },
353 	{ 0x16, "PRUSS2 PRU1" },
354 	{ 0x17, "PRUSS2 PRU2" },
355 	{ 0x18, "IPU1" },
356 	{ 0x19, "IPU2" },
357 	{ 0x1A, "SDMA" },
358 	{ 0x1B, "CDMA" },
359 	{ 0x1C, "TC1_EDMA" },
360 	{ 0x1D, "TC2_EDMA" },
361 	{ 0x20, "DSS" },
362 	{ 0x21, "MMU1" },
363 	{ 0x22, "PCIE1" },
364 	{ 0x23, "MMU2" },
365 	{ 0x24, "VIP1" },
366 	{ 0x25, "VIP2" },
367 	{ 0x26, "VIP3" },
368 	{ 0x27, "VPE" },
369 	{ 0x28, "GPU_P1" },
370 	{ 0x29, "BB2D" },
371 	{ 0x29, "GPU_P2" },
372 	{ 0x2B, "GMAC_SW" },
373 	{ 0x2C, "USB3" },
374 	{ 0x2D, "USB2_SS" },
375 	{ 0x2E, "USB2_ULPI_SS1" },
376 	{ 0x2F, "USB2_ULPI_SS2" },
377 	{ 0x30, "CSI2_1" },
378 	{ 0x31, "CSI2_2" },
379 	{ 0x33, "SATA" },
380 	{ 0x34, "EVE1_P2" },
381 	{ 0x35, "EVE2_P2" },
382 	{ 0x36, "EVE3_P2" },
383 	{ 0x37, "EVE4_P2" }
384 };
385 
386 static struct l3_flagmux_data *dra_l3_flagmux[] = {
387 	&dra_l3_flagmux_clk1,
388 	&dra_l3_flagmux_clk2,
389 	&dra_l3_flagmux_clk3,
390 };
391 
392 static const struct omap_l3 dra_l3_data = {
393 	.l3_base = { [1] = L3_BASE_IS_SUBMODULE },
394 	.l3_flagmux = dra_l3_flagmux,
395 	.num_modules = ARRAY_SIZE(dra_l3_flagmux),
396 	.l3_masters = dra_l3_masters,
397 	.num_masters = ARRAY_SIZE(dra_l3_masters),
398 	/* The 6 MSBs of register field used to distinguish initiator */
399 	.mst_addr_mask = 0xFC,
400 };
401 
402 /* AM4372 data */
403 static struct l3_target_data am4372_l3_target_data_200f[] = {
404 	{0xf00,  "EMIF",},
405 	{0x1200, "DES",},
406 	{0x400,  "OCMCRAM",},
407 	{0x700,  "TPTC0",},
408 	{0x800,  "TPTC1",},
409 	{0x900,  "TPTC2"},
410 	{0xb00,  "TPCC",},
411 	{0xd00,  "DEBUGSS",},
412 	{0xdead, L3_TARGET_NOT_SUPPORTED,},
413 	{0x200,  "SHA",},
414 	{0xc00,  "SGX530",},
415 	{0x500,  "AES0",},
416 	{0xa00,  "L4_FAST",},
417 	{0x300,  "MPUSS_L2_RAM",},
418 	{0x100,  "ICSS",},
419 };
420 
421 static struct l3_flagmux_data am4372_l3_flagmux_200f = {
422 	.offset = 0x1000,
423 	.l3_targ = am4372_l3_target_data_200f,
424 	.num_targ_data = ARRAY_SIZE(am4372_l3_target_data_200f),
425 };
426 
427 static struct l3_target_data am4372_l3_target_data_100s[] = {
428 	{0x100, "L4_PER_0",},
429 	{0x200, "L4_PER_1",},
430 	{0x300, "L4_PER_2",},
431 	{0x400, "L4_PER_3",},
432 	{0x800, "McASP0",},
433 	{0x900, "McASP1",},
434 	{0xC00, "MMCHS2",},
435 	{0x700, "GPMC",},
436 	{0xD00, "L4_FW",},
437 	{0xdead, L3_TARGET_NOT_SUPPORTED,},
438 	{0x500, "ADCTSC",},
439 	{0xE00, "L4_WKUP",},
440 	{0xA00, "MAG_CARD",},
441 };
442 
443 static struct l3_flagmux_data am4372_l3_flagmux_100s = {
444 	.offset = 0x600,
445 	.l3_targ = am4372_l3_target_data_100s,
446 	.num_targ_data = ARRAY_SIZE(am4372_l3_target_data_100s),
447 };
448 
449 static struct l3_masters_data am4372_l3_masters[] = {
450 	{ 0x0, "M1 (128-bit)"},
451 	{ 0x1, "M2 (64-bit)"},
452 	{ 0x4, "DAP"},
453 	{ 0x5, "P1500"},
454 	{ 0xC, "ICSS0"},
455 	{ 0xD, "ICSS1"},
456 	{ 0x14, "Wakeup Processor"},
457 	{ 0x18, "TPTC0 Read"},
458 	{ 0x19, "TPTC0 Write"},
459 	{ 0x1A, "TPTC1 Read"},
460 	{ 0x1B, "TPTC1 Write"},
461 	{ 0x1C, "TPTC2 Read"},
462 	{ 0x1D, "TPTC2 Write"},
463 	{ 0x20, "SGX530"},
464 	{ 0x21, "OCP WP Traffic Probe"},
465 	{ 0x22, "OCP WP DMA Profiling"},
466 	{ 0x23, "OCP WP Event Trace"},
467 	{ 0x25, "DSS"},
468 	{ 0x28, "Crypto DMA RD"},
469 	{ 0x29, "Crypto DMA WR"},
470 	{ 0x2C, "VPFE0"},
471 	{ 0x2D, "VPFE1"},
472 	{ 0x30, "GEMAC"},
473 	{ 0x34, "USB0 RD"},
474 	{ 0x35, "USB0 WR"},
475 	{ 0x36, "USB1 RD"},
476 	{ 0x37, "USB1 WR"},
477 };
478 
479 static struct l3_flagmux_data *am4372_l3_flagmux[] = {
480 	&am4372_l3_flagmux_200f,
481 	&am4372_l3_flagmux_100s,
482 };
483 
484 static const struct omap_l3 am4372_l3_data = {
485 	.l3_flagmux = am4372_l3_flagmux,
486 	.num_modules = ARRAY_SIZE(am4372_l3_flagmux),
487 	.l3_masters = am4372_l3_masters,
488 	.num_masters = ARRAY_SIZE(am4372_l3_masters),
489 	/* All 6 bits of register field used to distinguish initiator */
490 	.mst_addr_mask = 0x3F,
491 };
492 
493 #endif	/* __OMAP_L3_NOC_H */
494