Merge branch 'cow_readahead' of git://oss.oracle.com/git/tma/linux-2.6 into merge-2
[deliverable/linux.git] / arch / arm / mach-omap2 / powerdomains34xx.h
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ecb24aa1 1/*
98fa3d8a 2 * OMAP3 powerdomain definitions
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3 *
4 * Copyright (C) 2007-2008 Texas Instruments, Inc.
98fa3d8a 5 * Copyright (C) 2007-2010 Nokia Corporation
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6 *
7 * Written by Paul Walmsley
8 * Debugging and integration fixes by Jouni Högander
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14
15#ifndef ARCH_ARM_MACH_OMAP2_POWERDOMAINS34XX
16#define ARCH_ARM_MACH_OMAP2_POWERDOMAINS34XX
17
18/*
19 * N.B. If powerdomains are added or removed from this file, update
20 * the array in mach-omap2/powerdomains.h.
21 */
22
ce491cf8 23#include <plat/powerdomain.h>
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24
25#include "prcm-common.h"
26#include "prm.h"
27#include "prm-regbits-34xx.h"
28#include "cm.h"
29#include "cm-regbits-34xx.h"
30
31/*
32 * 34XX-specific powerdomains, dependencies
33 */
34
98fa3d8a 35#ifdef CONFIG_ARCH_OMAP3
ecb24aa1 36
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37/*
38 * Powerdomains
39 */
40
41static struct powerdomain iva2_pwrdm = {
42 .name = "iva2_pwrdm",
43 .prcm_offs = OMAP3430_IVA2_MOD,
44 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
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45 .pwrsts = PWRSTS_OFF_RET_ON,
46 .pwrsts_logic_ret = PWRSTS_OFF_RET,
47 .banks = 4,
48 .pwrsts_mem_ret = {
49 [0] = PWRSTS_OFF_RET,
50 [1] = PWRSTS_OFF_RET,
51 [2] = PWRSTS_OFF_RET,
52 [3] = PWRSTS_OFF_RET,
53 },
54 .pwrsts_mem_on = {
55 [0] = PWRDM_POWER_ON,
56 [1] = PWRDM_POWER_ON,
57 [2] = PWRSTS_OFF_ON,
58 [3] = PWRDM_POWER_ON,
59 },
60};
61
98fa3d8a 62static struct powerdomain mpu_3xxx_pwrdm = {
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63 .name = "mpu_pwrdm",
64 .prcm_offs = MPU_MOD,
65 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
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66 .pwrsts = PWRSTS_OFF_RET_ON,
67 .pwrsts_logic_ret = PWRSTS_OFF_RET,
3863c74b 68 .flags = PWRDM_HAS_MPU_QUIRK,
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69 .banks = 1,
70 .pwrsts_mem_ret = {
71 [0] = PWRSTS_OFF_RET,
72 },
73 .pwrsts_mem_on = {
74 [0] = PWRSTS_OFF_ON,
75 },
76};
77
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78/*
79 * The USBTLL Save-and-Restore mechanism is broken on
80 * 3430s upto ES3.0 and 3630ES1.0. Hence this feature
81 * needs to be disabled on these chips.
82 * Refer: 3430 errata ID i459 and 3630 errata ID i579
83 */
98fa3d8a 84static struct powerdomain core_3xxx_pre_es3_1_pwrdm = {
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85 .name = "core_pwrdm",
86 .prcm_offs = CORE_MOD,
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87 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 |
88 CHIP_IS_OMAP3430ES2 |
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89 CHIP_IS_OMAP3430ES3_0 |
90 CHIP_IS_OMAP3630ES1),
7eb1afc9 91 .pwrsts = PWRSTS_OFF_RET_ON,
4133a44e 92 .pwrsts_logic_ret = PWRSTS_OFF_RET,
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93 .banks = 2,
94 .pwrsts_mem_ret = {
95 [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
96 [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
97 },
98 .pwrsts_mem_on = {
99 [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
100 [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
101 },
102};
103
98fa3d8a 104static struct powerdomain core_3xxx_es3_1_pwrdm = {
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105 .name = "core_pwrdm",
106 .prcm_offs = CORE_MOD,
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107 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES3_1 |
108 CHIP_GE_OMAP3630ES1_1),
ecb24aa1 109 .pwrsts = PWRSTS_OFF_RET_ON,
4133a44e 110 .pwrsts_logic_ret = PWRSTS_OFF_RET,
7eb1afc9 111 .flags = PWRDM_HAS_HDWR_SAR, /* for USBTLL only */
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112 .banks = 2,
113 .pwrsts_mem_ret = {
114 [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
115 [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
116 },
117 .pwrsts_mem_on = {
118 [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
119 [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
120 },
121};
122
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123static struct powerdomain dss_pwrdm = {
124 .name = "dss_pwrdm",
125 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
126 .prcm_offs = OMAP3430_DSS_MOD,
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127 .pwrsts = PWRSTS_OFF_RET_ON,
128 .pwrsts_logic_ret = PWRDM_POWER_RET,
129 .banks = 1,
130 .pwrsts_mem_ret = {
131 [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
132 },
133 .pwrsts_mem_on = {
134 [0] = PWRDM_POWER_ON, /* MEMONSTATE */
135 },
136};
137
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138/*
139 * Although the 34XX TRM Rev K Table 4-371 notes that retention is a
140 * possible SGX powerstate, the SGX device itself does not support
141 * retention.
142 */
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143static struct powerdomain sgx_pwrdm = {
144 .name = "sgx_pwrdm",
145 .prcm_offs = OMAP3430ES2_SGX_MOD,
d41ad520 146 .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2),
ecb24aa1 147 /* XXX This is accurate for 3430 SGX, but what about GFX? */
be48ea74 148 .pwrsts = PWRSTS_OFF_ON,
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149 .pwrsts_logic_ret = PWRDM_POWER_RET,
150 .banks = 1,
151 .pwrsts_mem_ret = {
152 [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
153 },
154 .pwrsts_mem_on = {
155 [0] = PWRDM_POWER_ON, /* MEMONSTATE */
156 },
157};
158
159static struct powerdomain cam_pwrdm = {
160 .name = "cam_pwrdm",
161 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
162 .prcm_offs = OMAP3430_CAM_MOD,
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163 .pwrsts = PWRSTS_OFF_RET_ON,
164 .pwrsts_logic_ret = PWRDM_POWER_RET,
165 .banks = 1,
166 .pwrsts_mem_ret = {
167 [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
168 },
169 .pwrsts_mem_on = {
170 [0] = PWRDM_POWER_ON, /* MEMONSTATE */
171 },
172};
173
174static struct powerdomain per_pwrdm = {
175 .name = "per_pwrdm",
176 .prcm_offs = OMAP3430_PER_MOD,
177 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
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178 .pwrsts = PWRSTS_OFF_RET_ON,
179 .pwrsts_logic_ret = PWRSTS_OFF_RET,
180 .banks = 1,
181 .pwrsts_mem_ret = {
182 [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
183 },
184 .pwrsts_mem_on = {
185 [0] = PWRDM_POWER_ON, /* MEMONSTATE */
186 },
187};
188
189static struct powerdomain emu_pwrdm = {
190 .name = "emu_pwrdm",
191 .prcm_offs = OMAP3430_EMU_MOD,
192 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
193};
194
195static struct powerdomain neon_pwrdm = {
196 .name = "neon_pwrdm",
197 .prcm_offs = OMAP3430_NEON_MOD,
198 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
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199 .pwrsts = PWRSTS_OFF_RET_ON,
200 .pwrsts_logic_ret = PWRDM_POWER_RET,
201};
202
203static struct powerdomain usbhost_pwrdm = {
204 .name = "usbhost_pwrdm",
205 .prcm_offs = OMAP3430ES2_USBHOST_MOD,
d41ad520 206 .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2),
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207 .pwrsts = PWRSTS_OFF_RET_ON,
208 .pwrsts_logic_ret = PWRDM_POWER_RET,
867d320b
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209 /*
210 * REVISIT: Enabling usb host save and restore mechanism seems to
211 * leave the usb host domain permanently in ACTIVE mode after
212 * changing the usb host power domain state from OFF to active once.
213 * Disabling for now.
214 */
215 /*.flags = PWRDM_HAS_HDWR_SAR,*/ /* for USBHOST ctrlr only */
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216 .banks = 1,
217 .pwrsts_mem_ret = {
218 [0] = PWRDM_POWER_RET, /* MEMRETSTATE */
219 },
220 .pwrsts_mem_on = {
221 [0] = PWRDM_POWER_ON, /* MEMONSTATE */
222 },
223};
224
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225static struct powerdomain dpll1_pwrdm = {
226 .name = "dpll1_pwrdm",
227 .prcm_offs = MPU_MOD,
228 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
229};
230
231static struct powerdomain dpll2_pwrdm = {
232 .name = "dpll2_pwrdm",
233 .prcm_offs = OMAP3430_IVA2_MOD,
234 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
235};
236
237static struct powerdomain dpll3_pwrdm = {
238 .name = "dpll3_pwrdm",
239 .prcm_offs = PLL_MOD,
240 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
241};
242
243static struct powerdomain dpll4_pwrdm = {
244 .name = "dpll4_pwrdm",
245 .prcm_offs = PLL_MOD,
246 .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
247};
248
249static struct powerdomain dpll5_pwrdm = {
250 .name = "dpll5_pwrdm",
251 .prcm_offs = PLL_MOD,
d41ad520 252 .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2),
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253};
254
255
98fa3d8a 256#endif /* CONFIG_ARCH_OMAP3 */
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257
258
259#endif
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