ARM: OMAP2: Add common register access for 24xx and 34xx
[linux-2.6-block.git] / arch / arm / mach-omap2 / prm.h
CommitLineData
69d88a00
PW
1#ifndef __ARCH_ARM_MACH_OMAP2_PRM_H
2#define __ARCH_ARM_MACH_OMAP2_PRM_H
3
4/*
5 * OMAP2/3 Power/Reset Management (PRM) register definitions
6 *
7 * Copyright (C) 2007 Texas Instruments, Inc.
8 * Copyright (C) 2007 Nokia Corporation
9 *
10 * Written by Paul Walmsley
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#include "prcm-common.h"
18
19#ifndef __ASSEMBLER__
20#define OMAP_PRM_REGADDR(module, reg) \
21 (void __iomem *)IO_ADDRESS(OMAP2_PRM_BASE + (module) + (reg))
22#else
23#define OMAP2420_PRM_REGADDR(module, reg) \
24 IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg))
25#define OMAP2430_PRM_REGADDR(module, reg) \
26 IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg))
27#define OMAP34XX_PRM_REGADDR(module, reg) \
28 IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg))
29#endif
30
31/*
32 * Architecture-specific global PRM registers
33 * Use prm_{read,write}_reg() with these registers.
34 *
35 * With a few exceptions, these are the register names beginning with
36 * PRCM_* on 24xx, and PRM_* on 34xx. (The exceptions are the
37 * IRQSTATUS and IRQENABLE bits.)
38 *
39 */
40
41#define OMAP24XX_PRCM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0000)
42#define OMAP24XX_PRCM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0010)
43
44#define OMAP24XX_PRCM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018)
45#define OMAP24XX_PRCM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c)
46
47#define OMAP24XX_PRCM_VOLTCTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0050)
48#define OMAP24XX_PRCM_VOLTST OMAP_PRM_REGADDR(OCP_MOD, 0x0054)
49#define OMAP24XX_PRCM_CLKSRC_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0060)
50#define OMAP24XX_PRCM_CLKOUT_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0070)
51#define OMAP24XX_PRCM_CLKEMUL_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0078)
52#define OMAP24XX_PRCM_CLKCFG_CTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0080)
53#define OMAP24XX_PRCM_CLKCFG_STATUS OMAP_PRM_REGADDR(OCP_MOD, 0x0084)
54#define OMAP24XX_PRCM_VOLTSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0090)
55#define OMAP24XX_PRCM_CLKSSETUP OMAP_PRM_REGADDR(OCP_MOD, 0x0094)
56#define OMAP24XX_PRCM_POLCTRL OMAP_PRM_REGADDR(OCP_MOD, 0x0098)
57
58#define OMAP3430_PRM_REVISION OMAP_PRM_REGADDR(OCP_MOD, 0x0004)
59#define OMAP3430_PRM_SYSCONFIG OMAP_PRM_REGADDR(OCP_MOD, 0x0014)
60
61#define OMAP3430_PRM_IRQSTATUS_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x0018)
62#define OMAP3430_PRM_IRQENABLE_MPU OMAP_PRM_REGADDR(OCP_MOD, 0x001c)
63
64
65#define OMAP3430_PRM_VC_SMPS_SA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0020)
66#define OMAP3430_PRM_VC_SMPS_VOL_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0024)
67#define OMAP3430_PRM_VC_SMPS_CMD_RA OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0028)
68#define OMAP3430_PRM_VC_CMD_VAL_0 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x002c)
69#define OMAP3430_PRM_VC_CMD_VAL_1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0030)
70#define OMAP3430_PRM_VC_CH_CONF OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0034)
71#define OMAP3430_PRM_VC_I2C_CFG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0038)
72#define OMAP3430_PRM_VC_BYPASS_VAL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x003c)
73#define OMAP3430_PRM_RSTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0050)
74#define OMAP3430_PRM_RSTTIME OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0054)
75#define OMAP3430_PRM_RSTST OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0058)
76#define OMAP3430_PRM_VOLTCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0060)
77#define OMAP3430_PRM_SRAM_PCHARGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0064)
78#define OMAP3430_PRM_CLKSRC_CTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0070)
79#define OMAP3430_PRM_VOLTSETUP1 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0090)
80#define OMAP3430_PRM_VOLTOFFSET OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0094)
81#define OMAP3430_PRM_CLKSETUP OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x0098)
82#define OMAP3430_PRM_POLCTRL OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x009c)
83#define OMAP3430_PRM_VOLTSETUP2 OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00a0)
84#define OMAP3430_PRM_VP1_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b0)
85#define OMAP3430_PRM_VP1_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b4)
86#define OMAP3430_PRM_VP1_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00b8)
87#define OMAP3430_PRM_VP1_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00bc)
88#define OMAP3430_PRM_VP1_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c0)
89#define OMAP3430_PRM_VP1_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00c4)
90#define OMAP3430_PRM_VP2_CONFIG OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d0)
91#define OMAP3430_PRM_VP2_VSTEPMIN OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d4)
92#define OMAP3430_PRM_VP2_VSTEPMAX OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00d8)
93#define OMAP3430_PRM_VP2_VLIMITTO OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00dc)
94#define OMAP3430_PRM_VP2_VOLTAGE OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e0)
95#define OMAP3430_PRM_VP2_STATUS OMAP_PRM_REGADDR(OMAP3430_GR_MOD, 0x00e4)
96
97#define OMAP3430_PRM_CLKSEL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0040)
98#define OMAP3430_PRM_CLKOUT_CTRL OMAP_PRM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
99
100/*
101 * Module specific PRM registers from PRM_BASE + domain offset
102 *
103 * Use prm_{read,write}_mod_reg() with these registers.
104 *
105 * With a few exceptions, these are the register names beginning with
106 * {PM,RM}_* on both architectures. (The exceptions are the IRQSTATUS
107 * and IRQENABLE bits.)
108 *
109 */
110
111/* Registers appearing on both 24xx and 34xx */
112
113#define RM_RSTCTRL 0x0050
114#define RM_RSTTIME 0x0054
115#define RM_RSTST 0x0058
116
117#define PM_WKEN 0x00a0
118#define PM_WKEN1 PM_WKEN
119#define PM_WKST 0x00b0
120#define PM_WKST1 PM_WKST
121#define PM_WKDEP 0x00c8
122#define PM_EVGENCTRL 0x00d4
123#define PM_EVGENONTIM 0x00d8
124#define PM_EVGENOFFTIM 0x00dc
125#define PM_PWSTCTRL 0x00e0
126#define PM_PWSTST 0x00e4
127
128#define OMAP3430_PM_MPUGRPSEL 0x00a4
129#define OMAP3430_PM_MPUGRPSEL1 OMAP3430_PM_MPUGRPSEL
130
131#define OMAP3430_PM_IVAGRPSEL 0x00a8
132#define OMAP3430_PM_IVAGRPSEL1 OMAP3430_PM_IVAGRPSEL
133
134#define OMAP3430_PM_PREPWSTST 0x00e8
135
136#define OMAP3430_PRM_IRQSTATUS_IVA2 0x00f8
137#define OMAP3430_PRM_IRQENABLE_IVA2 0x00fc
138
139
140/* Architecture-specific registers */
141
142#define OMAP24XX_PM_WKEN2 0x00a4
143#define OMAP24XX_PM_WKST2 0x00b4
144
145#define OMAP24XX_PRCM_IRQSTATUS_DSP 0x00f0 /* IVA mod */
146#define OMAP24XX_PRCM_IRQENABLE_DSP 0x00f4 /* IVA mod */
147#define OMAP24XX_PRCM_IRQSTATUS_IVA 0x00f8
148#define OMAP24XX_PRCM_IRQENABLE_IVA 0x00fc
149
150#ifndef __ASSEMBLER__
151
152/* Power/reset management domain register get/set */
153
154static inline void prm_write_mod_reg(u32 val, s16 module, s16 idx)
155{
156 __raw_writel(val, OMAP_PRM_REGADDR(module, idx));
157}
158
159static inline u32 prm_read_mod_reg(s16 module, s16 idx)
160{
161 return __raw_readl(OMAP_PRM_REGADDR(module, idx));
162}
163
164#endif
165
166/*
167 * Bits common to specific registers
168 *
169 * The 3430 register and bit names are generally used,
170 * since they tend to make more sense
171 */
172
173/* PM_EVGENONTIM_MPU */
174/* Named PM_EVEGENONTIM_MPU on the 24XX */
175#define OMAP_ONTIMEVAL_SHIFT 0
176#define OMAP_ONTIMEVAL_MASK (0xffffffff << 0)
177
178/* PM_EVGENOFFTIM_MPU */
179/* Named PM_EVEGENOFFTIM_MPU on the 24XX */
180#define OMAP_OFFTIMEVAL_SHIFT 0
181#define OMAP_OFFTIMEVAL_MASK (0xffffffff << 0)
182
183/* PRM_CLKSETUP and PRCM_VOLTSETUP */
184/* Named PRCM_CLKSSETUP on the 24XX */
185#define OMAP_SETUP_TIME_SHIFT 0
186#define OMAP_SETUP_TIME_MASK (0xffff << 0)
187
188/* PRM_CLKSRC_CTRL */
189/* Named PRCM_CLKSRC_CTRL on the 24XX */
190#define OMAP_SYSCLKDIV_SHIFT 6
191#define OMAP_SYSCLKDIV_MASK (0x3 << 6)
192#define OMAP_AUTOEXTCLKMODE_SHIFT 3
193#define OMAP_AUTOEXTCLKMODE_MASK (0x3 << 3)
194#define OMAP_SYSCLKSEL_SHIFT 0
195#define OMAP_SYSCLKSEL_MASK (0x3 << 0)
196
197/* PM_EVGENCTRL_MPU */
198#define OMAP_OFFLOADMODE_SHIFT 3
199#define OMAP_OFFLOADMODE_MASK (0x3 << 3)
200#define OMAP_ONLOADMODE_SHIFT 1
201#define OMAP_ONLOADMODE_MASK (0x3 << 1)
202#define OMAP_ENABLE (1 << 0)
203
204/* PRM_RSTTIME */
205/* Named RM_RSTTIME_WKUP on the 24xx */
206#define OMAP_RSTTIME2_SHIFT 8
207#define OMAP_RSTTIME2_MASK (0x1f << 8)
208#define OMAP_RSTTIME1_SHIFT 0
209#define OMAP_RSTTIME1_MASK (0xff << 0)
210
211
212/* PRM_RSTCTRL */
213/* Named RM_RSTCTRL_WKUP on the 24xx */
214/* 2420 calls RST_DPLL3 'RST_DPLL' */
215#define OMAP_RST_DPLL3 (1 << 2)
216#define OMAP_RST_GS (1 << 1)
217
218
219/*
220 * Bits common to module-shared registers
221 *
222 * Not all registers of a particular type support all of these bits -
223 * check TRM if you are unsure
224 */
225
226/*
227 * 24XX: PM_PWSTST_CORE, PM_PWSTST_GFX, PM_PWSTST_MPU, PM_PWSTST_DSP
228 *
229 * 2430: PM_PWSTST_MDM
230 *
231 * 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX,
232 * PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU,
233 * PM_PWSTST_NEON
234 */
235#define OMAP_INTRANSITION (1 << 20)
236
237
238/*
239 * 24XX: PM_PWSTST_GFX, PM_PWSTST_DSP
240 *
241 * 2430: PM_PWSTST_MDM
242 *
243 * 3430: PM_PWSTST_IVA2, PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_GFX,
244 * PM_PWSTST_DSS, PM_PWSTST_CAM, PM_PWSTST_PER, PM_PWSTST_EMU,
245 * PM_PWSTST_NEON
246 */
247#define OMAP_POWERSTATEST_SHIFT 0
248#define OMAP_POWERSTATEST_MASK (0x3 << 0)
249
250/*
251 * 24XX: RM_RSTST_MPU and RM_RSTST_DSP - on 24XX, 'COREDOMAINWKUP_RST' is
252 * called 'COREWKUP_RST'
253 *
254 * 3430: RM_RSTST_IVA2, RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSS,
255 * RM_RSTST_CAM, RM_RSTST_PER, RM_RSTST_NEON
256 */
257#define OMAP_COREDOMAINWKUP_RST (1 << 3)
258
259/*
260 * 24XX: RM_RSTST_MPU, RM_RSTST_GFX, RM_RSTST_DSP
261 *
262 * 2430: RM_RSTST_MDM
263 *
264 * 3430: RM_RSTST_CORE, RM_RSTST_EMU
265 */
266#define OMAP_DOMAINWKUP_RST (1 << 2)
267
268/*
269 * 24XX: RM_RSTST_MPU, RM_RSTST_WKUP, RM_RSTST_DSP
270 * On 24XX, 'GLOBALWARM_RST' is called 'GLOBALWMPU_RST'.
271 *
272 * 2430: RM_RSTST_MDM
273 *
274 * 3430: RM_RSTST_CORE, RM_RSTST_EMU
275 */
276#define OMAP_GLOBALWARM_RST (1 << 1)
277#define OMAP_GLOBALCOLD_RST (1 << 0)
278
279/*
280 * 24XX: PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_CORE, PM_WKDEP_DSP
281 * 2420 TRM sometimes uses "EN_WAKEUP" instead of "EN_WKUP"
282 *
283 * 2430: PM_WKDEP_MDM
284 *
285 * 3430: PM_WKDEP_IVA2, PM_WKDEP_GFX, PM_WKDEP_DSS, PM_WKDEP_CAM,
286 * PM_WKDEP_PER
287 */
288#define OMAP_EN_WKUP (1 << 4)
289
290/*
291 * 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
292 * PM_PWSTCTRL_DSP
293 *
294 * 2430: PM_PWSTCTRL_MDM
295 *
296 * 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
297 * PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER,
298 * PM_PWSTCTRL_NEON
299 */
300#define OMAP_LOGICRETSTATE (1 << 2)
301
302/*
303 * 24XX: PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE, PM_PWSTCTRL_GFX,
304 * PM_PWSTCTRL_DSP, PM_PWSTST_MPU
305 *
306 * 2430: PM_PWSTCTRL_MDM shared bits
307 *
308 * 3430: PM_PWSTCTRL_IVA2, PM_PWSTCTRL_MPU, PM_PWSTCTRL_CORE,
309 * PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSS, PM_PWSTCTRL_CAM, PM_PWSTCTRL_PER,
310 * PM_PWSTCTRL_NEON shared bits
311 */
312#define OMAP_POWERSTATE_SHIFT 0
313#define OMAP_POWERSTATE_MASK (0x3 << 0)
314
315
316#endif