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Felipe Balbie2fa61d2011-03-07 19:35:20 +05301 /*
2 * OMAP3XXX L3 Interconnect Driver header
3 *
4 * Copyright (C) 2011 Texas Corporation
5 * Felipe Balbi <balbi@ti.com>
6 * Santosh Shilimkar <santosh.shilimkar@ti.com>
7 * sricharan <r.sricharan@ti.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
22 * USA
23 */
24#ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
25#define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H
26
27/* Register definitions. All 64-bit wide */
28#define L3_COMPONENT 0x000
29#define L3_CORE 0x018
30#define L3_AGENT_CONTROL 0x020
31#define L3_AGENT_STATUS 0x028
32#define L3_ERROR_LOG 0x058
33
34#define L3_ERROR_LOG_MULTI (1 << 31)
35#define L3_ERROR_LOG_SECONDARY (1 << 30)
36
37#define L3_ERROR_LOG_ADDR 0x060
38
39/* Register definitions for Sideband Interconnect */
40#define L3_SI_CONTROL 0x020
41#define L3_SI_FLAG_STATUS_0 0x510
42
43const u64 shift = 1;
44
45#define L3_STATUS_0_MPUIA_BRST (shift << 0)
46#define L3_STATUS_0_MPUIA_RSP (shift << 1)
47#define L3_STATUS_0_MPUIA_INBAND (shift << 2)
48#define L3_STATUS_0_IVAIA_BRST (shift << 6)
49#define L3_STATUS_0_IVAIA_RSP (shift << 7)
50#define L3_STATUS_0_IVAIA_INBAND (shift << 8)
51#define L3_STATUS_0_SGXIA_BRST (shift << 9)
52#define L3_STATUS_0_SGXIA_RSP (shift << 10)
53#define L3_STATUS_0_SGXIA_MERROR (shift << 11)
54#define L3_STATUS_0_CAMIA_BRST (shift << 12)
55#define L3_STATUS_0_CAMIA_RSP (shift << 13)
56#define L3_STATUS_0_CAMIA_INBAND (shift << 14)
57#define L3_STATUS_0_DISPIA_BRST (shift << 15)
58#define L3_STATUS_0_DISPIA_RSP (shift << 16)
59#define L3_STATUS_0_DMARDIA_BRST (shift << 18)
60#define L3_STATUS_0_DMARDIA_RSP (shift << 19)
61#define L3_STATUS_0_DMAWRIA_BRST (shift << 21)
62#define L3_STATUS_0_DMAWRIA_RSP (shift << 22)
63#define L3_STATUS_0_USBOTGIA_BRST (shift << 24)
64#define L3_STATUS_0_USBOTGIA_RSP (shift << 25)
65#define L3_STATUS_0_USBOTGIA_INBAND (shift << 26)
66#define L3_STATUS_0_USBHOSTIA_BRST (shift << 27)
67#define L3_STATUS_0_USBHOSTIA_INBAND (shift << 28)
68#define L3_STATUS_0_SMSTA_REQ (shift << 48)
69#define L3_STATUS_0_GPMCTA_REQ (shift << 49)
70#define L3_STATUS_0_OCMRAMTA_REQ (shift << 50)
71#define L3_STATUS_0_OCMROMTA_REQ (shift << 51)
72#define L3_STATUS_0_IVATA_REQ (shift << 54)
73#define L3_STATUS_0_SGXTA_REQ (shift << 55)
74#define L3_STATUS_0_SGXTA_SERROR (shift << 56)
75#define L3_STATUS_0_GPMCTA_SERROR (shift << 57)
76#define L3_STATUS_0_L4CORETA_REQ (shift << 58)
77#define L3_STATUS_0_L4PERTA_REQ (shift << 59)
78#define L3_STATUS_0_L4EMUTA_REQ (shift << 60)
79#define L3_STATUS_0_MAD2DTA_REQ (shift << 61)
80
81#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \
82 | L3_STATUS_0_MPUIA_RSP \
83 | L3_STATUS_0_IVAIA_BRST \
84 | L3_STATUS_0_IVAIA_RSP \
85 | L3_STATUS_0_SGXIA_BRST \
86 | L3_STATUS_0_SGXIA_RSP \
87 | L3_STATUS_0_CAMIA_BRST \
88 | L3_STATUS_0_CAMIA_RSP \
89 | L3_STATUS_0_DISPIA_BRST \
90 | L3_STATUS_0_DISPIA_RSP \
91 | L3_STATUS_0_DMARDIA_BRST \
92 | L3_STATUS_0_DMARDIA_RSP \
93 | L3_STATUS_0_DMAWRIA_BRST \
94 | L3_STATUS_0_DMAWRIA_RSP \
95 | L3_STATUS_0_USBOTGIA_BRST \
96 | L3_STATUS_0_USBOTGIA_RSP \
97 | L3_STATUS_0_USBHOSTIA_BRST \
98 | L3_STATUS_0_SMSTA_REQ \
99 | L3_STATUS_0_GPMCTA_REQ \
100 | L3_STATUS_0_OCMRAMTA_REQ \
101 | L3_STATUS_0_OCMROMTA_REQ \
102 | L3_STATUS_0_IVATA_REQ \
103 | L3_STATUS_0_SGXTA_REQ \
104 | L3_STATUS_0_L4CORETA_REQ \
105 | L3_STATUS_0_L4PERTA_REQ \
106 | L3_STATUS_0_L4EMUTA_REQ \
107 | L3_STATUS_0_MAD2DTA_REQ)
108
109#define L3_SI_FLAG_STATUS_1 0x530
110
111#define L3_STATUS_1_MPU_DATAIA (1 << 0)
112#define L3_STATUS_1_DAPIA0 (1 << 3)
113#define L3_STATUS_1_DAPIA1 (1 << 4)
114#define L3_STATUS_1_IVAIA (1 << 6)
115
116#define L3_PM_ERROR_LOG 0x020
117#define L3_PM_CONTROL 0x028
118#define L3_PM_ERROR_CLEAR_SINGLE 0x030
119#define L3_PM_ERROR_CLEAR_MULTI 0x038
120#define L3_PM_REQ_INFO_PERMISSION(n) (0x048 + (0x020 * n))
121#define L3_PM_READ_PERMISSION(n) (0x050 + (0x020 * n))
122#define L3_PM_WRITE_PERMISSION(n) (0x058 + (0x020 * n))
123#define L3_PM_ADDR_MATCH(n) (0x060 + (0x020 * n))
124
125/* L3 error log bit fields. Common for IA and TA */
126#define L3_ERROR_LOG_CODE 24
127#define L3_ERROR_LOG_INITID 8
128#define L3_ERROR_LOG_CMD 0
129
130/* L3 agent status bit fields. */
131#define L3_AGENT_STATUS_CLEAR_IA 0x10000000
132#define L3_AGENT_STATUS_CLEAR_TA 0x01000000
133
134#define OMAP34xx_IRQ_L3_APP 10
135#define L3_APPLICATION_ERROR 0x0
136#define L3_DEBUG_ERROR 0x1
137
138enum omap3_l3_initiator_id {
139 /* LCD has 1 ID */
140 OMAP_L3_LCD = 29,
141 /* SAD2D has 1 ID */
142 OMAP_L3_SAD2D = 28,
143 /* MPU has 5 IDs */
144 OMAP_L3_IA_MPU_SS_1 = 27,
145 OMAP_L3_IA_MPU_SS_2 = 26,
146 OMAP_L3_IA_MPU_SS_3 = 25,
147 OMAP_L3_IA_MPU_SS_4 = 24,
148 OMAP_L3_IA_MPU_SS_5 = 23,
149 /* IVA2.2 SS has 3 IDs*/
150 OMAP_L3_IA_IVA_SS_1 = 22,
151 OMAP_L3_IA_IVA_SS_2 = 21,
152 OMAP_L3_IA_IVA_SS_3 = 20,
153 /* IVA 2.2 SS DMA has 6 IDS */
154 OMAP_L3_IA_IVA_SS_DMA_1 = 19,
155 OMAP_L3_IA_IVA_SS_DMA_2 = 18,
156 OMAP_L3_IA_IVA_SS_DMA_3 = 17,
157 OMAP_L3_IA_IVA_SS_DMA_4 = 16,
158 OMAP_L3_IA_IVA_SS_DMA_5 = 15,
159 OMAP_L3_IA_IVA_SS_DMA_6 = 14,
160 /* SGX has 1 ID */
161 OMAP_L3_IA_SGX = 13,
162 /* CAM has 3 ID */
163 OMAP_L3_IA_CAM_1 = 12,
164 OMAP_L3_IA_CAM_2 = 11,
165 OMAP_L3_IA_CAM_3 = 10,
166 /* DAP has 1 ID */
167 OMAP_L3_IA_DAP = 9,
168 /* SDMA WR has 2 IDs */
169 OMAP_L3_SDMA_WR_1 = 8,
170 OMAP_L3_SDMA_WR_2 = 7,
171 /* SDMA RD has 4 IDs */
172 OMAP_L3_SDMA_RD_1 = 6,
173 OMAP_L3_SDMA_RD_2 = 5,
174 OMAP_L3_SDMA_RD_3 = 4,
175 OMAP_L3_SDMA_RD_4 = 3,
176 /* HSUSB OTG has 1 ID */
177 OMAP_L3_USBOTG = 2,
178 /* HSUSB HOST has 1 ID */
179 OMAP_L3_USBHOST = 1,
180};
181
182enum omap3_l3_code {
183 OMAP_L3_CODE_NOERROR = 0,
184 OMAP_L3_CODE_UNSUP_CMD = 1,
185 OMAP_L3_CODE_ADDR_HOLE = 2,
186 OMAP_L3_CODE_PROTECT_VIOLATION = 3,
187 OMAP_L3_CODE_IN_BAND_ERR = 4,
188 /* codes 5 and 6 are reserved */
189 OMAP_L3_CODE_REQ_TOUT_NOT_ACCEPT = 7,
190 OMAP_L3_CODE_REQ_TOUT_NO_RESP = 8,
191 /* codes 9 - 15 are also reserved */
192};
193
194struct omap3_l3 {
195 struct device *dev;
196 struct clk *ick;
197
198 /* memory base*/
199 void __iomem *rt;
200
201 int debug_irq;
202 int app_irq;
203
204 /* true when and inband functional error occurs */
205 unsigned inband:1;
206};
207
208/* offsets for l3 agents in order with the Flag status register */
209unsigned int __iomem omap3_l3_app_bases[] = {
210 /* MPU IA */
211 0x1400,
212 0x1400,
213 0x1400,
214 /* RESERVED */
215 0,
216 0,
217 0,
218 /* IVA 2.2 IA */
219 0x1800,
220 0x1800,
221 0x1800,
222 /* SGX IA */
223 0x1c00,
224 0x1c00,
225 /* RESERVED */
226 0,
227 /* CAMERA IA */
228 0x5800,
229 0x5800,
230 0x5800,
231 /* DISPLAY IA */
232 0x5400,
233 0x5400,
234 /* RESERVED */
235 0,
236 /*SDMA RD IA */
237 0x4c00,
238 0x4c00,
239 /* RESERVED */
240 0,
241 /* SDMA WR IA */
242 0x5000,
243 0x5000,
244 /* RESERVED */
245 0,
246 /* USB OTG IA */
247 0x4400,
248 0x4400,
249 0x4400,
250 /* USB HOST IA */
251 0x4000,
252 0x4000,
253 /* RESERVED */
254 0,
255 0,
256 0,
257 0,
258 /* SAD2D IA */
259 0x3000,
260 0x3000,
261 0x3000,
262 /* RESERVED */
263 0,
264 0,
265 0,
266 0,
267 0,
268 0,
269 0,
270 0,
271 0,
272 0,
273 0,
274 0,
275 /* SMA TA */
276 0x2000,
277 /* GPMC TA */
278 0x2400,
279 /* OCM RAM TA */
280 0x2800,
281 /* OCM ROM TA */
282 0x2C00,
283 /* L4 CORE TA */
284 0x6800,
285 /* L4 PER TA */
286 0x6c00,
287 /* IVA 2.2 TA */
288 0x6000,
289 /* SGX TA */
290 0x6400,
291 /* L4 EMU TA */
292 0x7000,
293 /* GPMC TA */
294 0x2400,
295 /* L4 CORE TA */
296 0x6800,
297 /* L4 PER TA */
298 0x6c00,
299 /* L4 EMU TA */
300 0x7000,
301 /* MAD2D TA */
302 0x3400,
303 /* RESERVED */
304 0,
305 0,
306};
307
308unsigned int __iomem omap3_l3_debug_bases[] = {
309 /* MPU DATA IA */
310 0x1400,
311 /* RESERVED */
312 0,
313 0,
314 /* DAP IA */
315 0x5c00,
316 0x5c00,
317 /* RESERVED */
318 0,
319 /* IVA 2.2 IA */
320 0x1800,
321 /* REST RESERVED */
322};
323
324u32 *omap3_l3_bases[] = {
325 omap3_l3_app_bases,
326 omap3_l3_debug_bases,
327};
328
329/*
330 * REVISIT define __raw_readll/__raw_writell here, but move them to
331 * <asm/io.h> at some point
332 */
333#define __raw_writell(v, a) (__chk_io_ptr(a), \
334 *(volatile u64 __force *)(a) = (v))
335#define __raw_readll(a) (__chk_io_ptr(a), \
336 *(volatile u64 __force *)(a))
337
338#endif