1 /*
2 * OMAP54XX Power domains framework
3 *
4 * Copyright (C) 2013 Texas Instruments, Inc.
5 *
6 * Abhijit Pagare (abhijitpagare@ti.com)
7 * Benoit Cousson (b-cousson@ti.com)
8 * Paul Walmsley (paul@pwsan.com)
9 *
10 * This file is automatically generated from the OMAP hardware databases.
11 * We respectfully ask that any modifications to this file be coordinated
12 * with the public linux-omap@vger.kernel.org mailing list and the
13 * authors above to ensure that the autogeneration scripts are kept
14 * up-to-date with the file contents.
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License version 2 as
18 * published by the Free Software Foundation.
19 */
20
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23
24 #include "powerdomain.h"
25
26 #include "prcm-common.h"
27 #include "prcm44xx.h"
28 #include "prm54xx.h"
29 #include "prcm_mpu54xx.h"
30
31 /* core_54xx_pwrdm: CORE power domain */
32 static struct powerdomain core_54xx_pwrdm = {
33 .name = "core_pwrdm",
34 .voltdm = { .name = "core" },
35 .prcm_offs = OMAP54XX_PRM_CORE_INST,
36 .prcm_partition = OMAP54XX_PRM_PARTITION,
37 .pwrsts = PWRSTS_RET_ON,
38 .pwrsts_logic_ret = PWRSTS_RET,
39 .banks = 5,
40 .pwrsts_mem_ret = {
41 [0] = PWRSTS_OFF_RET, /* core_nret_bank */
42 [1] = PWRSTS_OFF_RET, /* core_ocmram */
43 [2] = PWRSTS_OFF_RET, /* core_other_bank */
44 [3] = PWRSTS_OFF_RET, /* ipu_l2ram */
45 [4] = PWRSTS_OFF_RET, /* ipu_unicache */
46 },
47 .pwrsts_mem_on = {
48 [0] = PWRSTS_OFF_RET, /* core_nret_bank */
49 [1] = PWRSTS_OFF_RET, /* core_ocmram */
50 [2] = PWRSTS_OFF_RET, /* core_other_bank */
51 [3] = PWRSTS_OFF_RET, /* ipu_l2ram */
52 [4] = PWRSTS_OFF_RET, /* ipu_unicache */
53 },
54 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
55 };
56
57 /* abe_54xx_pwrdm: Audio back end power domain */
58 static struct powerdomain abe_54xx_pwrdm = {
59 .name = "abe_pwrdm",
60 .voltdm = { .name = "core" },
61 .prcm_offs = OMAP54XX_PRM_ABE_INST,
62 .prcm_partition = OMAP54XX_PRM_PARTITION,
63 .pwrsts = PWRSTS_OFF_RET_ON,
64 .pwrsts_logic_ret = PWRSTS_OFF,
65 .banks = 2,
66 .pwrsts_mem_ret = {
67 [0] = PWRSTS_OFF_RET, /* aessmem */
68 [1] = PWRSTS_OFF_RET, /* periphmem */
69 },
70 .pwrsts_mem_on = {
71 [0] = PWRSTS_OFF_RET, /* aessmem */
72 [1] = PWRSTS_OFF_RET, /* periphmem */
73 },
74 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
75 };
76
77 /* coreaon_54xx_pwrdm: Always ON logic that sits in VDD_CORE voltage domain */
78 static struct powerdomain coreaon_54xx_pwrdm = {
79 .name = "coreaon_pwrdm",
80 .voltdm = { .name = "core" },
81 .prcm_offs = OMAP54XX_PRM_COREAON_INST,
82 .prcm_partition = OMAP54XX_PRM_PARTITION,
83 .pwrsts = PWRSTS_ON,
84 };
85
86 /* dss_54xx_pwrdm: Display subsystem power domain */
87 static struct powerdomain dss_54xx_pwrdm = {
88 .name = "dss_pwrdm",
89 .voltdm = { .name = "core" },
90 .prcm_offs = OMAP54XX_PRM_DSS_INST,
91 .prcm_partition = OMAP54XX_PRM_PARTITION,
92 .pwrsts = PWRSTS_OFF_RET_ON,
93 .pwrsts_logic_ret = PWRSTS_OFF,
94 .banks = 1,
95 .pwrsts_mem_ret = {
96 [0] = PWRSTS_OFF_RET, /* dss_mem */
97 },
98 .pwrsts_mem_on = {
99 [0] = PWRSTS_OFF_RET, /* dss_mem */
100 },
101 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
102 };
103
104 /* cpu0_54xx_pwrdm: MPU0 processor and Neon coprocessor power domain */
105 static struct powerdomain cpu0_54xx_pwrdm = {
106 .name = "cpu0_pwrdm",
107 .voltdm = { .name = "mpu" },
108 .prcm_offs = OMAP54XX_PRCM_MPU_PRM_C0_INST,
109 .prcm_partition = OMAP54XX_PRCM_MPU_PARTITION,
110 .pwrsts = PWRSTS_RET_ON,
111 .pwrsts_logic_ret = PWRSTS_RET,
112 .banks = 1,
113 .pwrsts_mem_ret = {
114 [0] = PWRSTS_OFF_RET, /* cpu0_l1 */
115 },
116 .pwrsts_mem_on = {
117 [0] = PWRSTS_ON, /* cpu0_l1 */
118 },
119 };
120
121 /* cpu1_54xx_pwrdm: MPU1 processor and Neon coprocessor power domain */
122 static struct powerdomain cpu1_54xx_pwrdm = {
123 .name = "cpu1_pwrdm",
124 .voltdm = { .name = "mpu" },
125 .prcm_offs = OMAP54XX_PRCM_MPU_PRM_C1_INST,
126 .prcm_partition = OMAP54XX_PRCM_MPU_PARTITION,
127 .pwrsts = PWRSTS_RET_ON,
128 .pwrsts_logic_ret = PWRSTS_RET,
129 .banks = 1,
130 .pwrsts_mem_ret = {
131 [0] = PWRSTS_OFF_RET, /* cpu1_l1 */
132 },
133 .pwrsts_mem_on = {
134 [0] = PWRSTS_ON, /* cpu1_l1 */
135 },
136 };
137
138 /* emu_54xx_pwrdm: Emulation power domain */
139 static struct powerdomain emu_54xx_pwrdm = {
140 .name = "emu_pwrdm",
141 .voltdm = { .name = "wkup" },
142 .prcm_offs = OMAP54XX_PRM_EMU_INST,
143 .prcm_partition = OMAP54XX_PRM_PARTITION,
144 .pwrsts = PWRSTS_OFF_ON,
145 .banks = 1,
146 .pwrsts_mem_ret = {
147 [0] = PWRSTS_OFF_RET, /* emu_bank */
148 },
149 .pwrsts_mem_on = {
150 [0] = PWRSTS_OFF_RET, /* emu_bank */
151 },
152 };
153
154 /* mpu_54xx_pwrdm: Modena processor and the Neon coprocessor power domain */
155 static struct powerdomain mpu_54xx_pwrdm = {
156 .name = "mpu_pwrdm",
157 .voltdm = { .name = "mpu" },
158 .prcm_offs = OMAP54XX_PRM_MPU_INST,
159 .prcm_partition = OMAP54XX_PRM_PARTITION,
160 .pwrsts = PWRSTS_RET_ON,
161 .pwrsts_logic_ret = PWRSTS_RET,
162 .banks = 2,
163 .pwrsts_mem_ret = {
164 [0] = PWRSTS_OFF_RET, /* mpu_l2 */
165 [1] = PWRSTS_RET, /* mpu_ram */
166 },
167 .pwrsts_mem_on = {
168 [0] = PWRSTS_OFF_RET, /* mpu_l2 */
169 [1] = PWRSTS_OFF_RET, /* mpu_ram */
170 },
171 };
172
173 /* custefuse_54xx_pwrdm: Customer efuse controller power domain */
174 static struct powerdomain custefuse_54xx_pwrdm = {
175 .name = "custefuse_pwrdm",
176 .voltdm = { .name = "core" },
177 .prcm_offs = OMAP54XX_PRM_CUSTEFUSE_INST,
178 .prcm_partition = OMAP54XX_PRM_PARTITION,
179 .pwrsts = PWRSTS_OFF_ON,
180 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
181 };
182
183 /* dsp_54xx_pwrdm: Tesla processor power domain */
184 static struct powerdomain dsp_54xx_pwrdm = {
185 .name = "dsp_pwrdm",
186 .voltdm = { .name = "mm" },
187 .prcm_offs = OMAP54XX_PRM_DSP_INST,
188 .prcm_partition = OMAP54XX_PRM_PARTITION,
189 .pwrsts = PWRSTS_OFF_RET_ON,
190 .pwrsts_logic_ret = PWRSTS_OFF_RET,
191 .banks = 3,
192 .pwrsts_mem_ret = {
193 [0] = PWRSTS_OFF_RET, /* dsp_edma */
194 [1] = PWRSTS_OFF_RET, /* dsp_l1 */
195 [2] = PWRSTS_OFF_RET, /* dsp_l2 */
196 },
197 .pwrsts_mem_on = {
198 [0] = PWRSTS_OFF_RET, /* dsp_edma */
199 [1] = PWRSTS_OFF_RET, /* dsp_l1 */
200 [2] = PWRSTS_OFF_RET, /* dsp_l2 */
201 },
202 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
203 };
204
205 /* cam_54xx_pwrdm: Camera subsystem power domain */
206 static struct powerdomain cam_54xx_pwrdm = {
207 .name = "cam_pwrdm",
208 .voltdm = { .name = "core" },
209 .prcm_offs = OMAP54XX_PRM_CAM_INST,
210 .prcm_partition = OMAP54XX_PRM_PARTITION,
211 .pwrsts = PWRSTS_OFF_ON,
212 .banks = 1,
213 .pwrsts_mem_ret = {
214 [0] = PWRSTS_OFF_RET, /* cam_mem */
215 },
216 .pwrsts_mem_on = {
217 [0] = PWRSTS_OFF_RET, /* cam_mem */
218 },
219 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
220 };
221
222 /* l3init_54xx_pwrdm: L3 initators pheripherals power domain */
223 static struct powerdomain l3init_54xx_pwrdm = {
224 .name = "l3init_pwrdm",
225 .voltdm = { .name = "core" },
226 .prcm_offs = OMAP54XX_PRM_L3INIT_INST,
227 .prcm_partition = OMAP54XX_PRM_PARTITION,
228 .pwrsts = PWRSTS_RET_ON,
229 .pwrsts_logic_ret = PWRSTS_OFF_RET,
230 .banks = 2,
231 .pwrsts_mem_ret = {
232 [0] = PWRSTS_OFF_RET, /* l3init_bank1 */
233 [1] = PWRSTS_OFF_RET, /* l3init_bank2 */
234 },
235 .pwrsts_mem_on = {
236 [0] = PWRSTS_OFF_RET, /* l3init_bank1 */
237 [1] = PWRSTS_OFF_RET, /* l3init_bank2 */
238 },
239 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
240 };
241
242 /* gpu_54xx_pwrdm: 3D accelerator power domain */
243 static struct powerdomain gpu_54xx_pwrdm = {
244 .name = "gpu_pwrdm",
245 .voltdm = { .name = "mm" },
246 .prcm_offs = OMAP54XX_PRM_GPU_INST,
247 .prcm_partition = OMAP54XX_PRM_PARTITION,
248 .pwrsts = PWRSTS_OFF_ON,
249 .banks = 1,
250 .pwrsts_mem_ret = {
251 [0] = PWRSTS_OFF_RET, /* gpu_mem */
252 },
253 .pwrsts_mem_on = {
254 [0] = PWRSTS_OFF_RET, /* gpu_mem */
255 },
256 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
257 };
258
259 /* wkupaon_54xx_pwrdm: Wake-up power domain */
260 static struct powerdomain wkupaon_54xx_pwrdm = {
261 .name = "wkupaon_pwrdm",
262 .voltdm = { .name = "wkup" },
263 .prcm_offs = OMAP54XX_PRM_WKUPAON_INST,
264 .prcm_partition = OMAP54XX_PRM_PARTITION,
265 .pwrsts = PWRSTS_ON,
266 .banks = 1,
267 .pwrsts_mem_ret = {
268 },
269 .pwrsts_mem_on = {
270 [0] = PWRSTS_ON, /* wkup_bank */
271 },
272 };
273
274 /* iva_54xx_pwrdm: IVA-HD power domain */
275 static struct powerdomain iva_54xx_pwrdm = {
276 .name = "iva_pwrdm",
277 .voltdm = { .name = "mm" },
278 .prcm_offs = OMAP54XX_PRM_IVA_INST,
279 .prcm_partition = OMAP54XX_PRM_PARTITION,
280 .pwrsts = PWRSTS_OFF_RET_ON,
281 .pwrsts_logic_ret = PWRSTS_OFF,
282 .banks = 4,
283 .pwrsts_mem_ret = {
284 [0] = PWRSTS_OFF_RET, /* hwa_mem */
285 [1] = PWRSTS_OFF_RET, /* sl2_mem */
286 [2] = PWRSTS_OFF_RET, /* tcm1_mem */
287 [3] = PWRSTS_OFF_RET, /* tcm2_mem */
288 },
289 .pwrsts_mem_on = {
290 [0] = PWRSTS_OFF_RET, /* hwa_mem */
291 [1] = PWRSTS_OFF_RET, /* sl2_mem */
292 [2] = PWRSTS_OFF_RET, /* tcm1_mem */
293 [3] = PWRSTS_OFF_RET, /* tcm2_mem */
294 },
295 .flags = PWRDM_HAS_LOWPOWERSTATECHANGE,
296 };
297
298 /*
299 * The following power domains are not under SW control
300 *
301 * mpuaon
302 * mmaon
303 */
304
305 /* As powerdomains are added or removed above, this list must also be changed */
306 static struct powerdomain *powerdomains_omap54xx[] __initdata = {
307 &core_54xx_pwrdm,
308 &abe_54xx_pwrdm,
309 &coreaon_54xx_pwrdm,
310 &dss_54xx_pwrdm,
311 &cpu0_54xx_pwrdm,
312 &cpu1_54xx_pwrdm,
313 &emu_54xx_pwrdm,
314 &mpu_54xx_pwrdm,
315 &custefuse_54xx_pwrdm,
316 &dsp_54xx_pwrdm,
317 &cam_54xx_pwrdm,
318 &l3init_54xx_pwrdm,
319 &gpu_54xx_pwrdm,
320 &wkupaon_54xx_pwrdm,
321 &iva_54xx_pwrdm,
322 NULL
323 };
324
omap54xx_powerdomains_init(void)325 void __init omap54xx_powerdomains_init(void)
326 {
327 pwrdm_register_platform_funcs(&omap4_pwrdm_operations);
328 pwrdm_register_pwrdms(powerdomains_omap54xx);
329 pwrdm_complete_init();
330 }
331