Commit | Line | Data |
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1da177e4 | 1 | /* |
a09e64fb | 2 | * arch/arm/plat-omap/include/mach/pm.h |
1da177e4 LT |
3 | * |
4 | * Header file for OMAP Power Management Routines | |
5 | * | |
6 | * Author: MontaVista Software, Inc. | |
7 | * support@mvista.com | |
8 | * | |
9 | * Copyright 2002 MontaVista Software Inc. | |
10 | * | |
11 | * Cleanup 2004 for Linux 2.6 by Dirk Behme <dirk.behme@de.bosch.com> | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or modify it | |
14 | * under the terms of the GNU General Public License as published by the | |
15 | * Free Software Foundation; either version 2 of the License, or (at your | |
16 | * option) any later version. | |
17 | * | |
18 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
19 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
20 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | |
21 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
24 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
25 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 | * | |
29 | * You should have received a copy of the GNU General Public License along | |
30 | * with this program; if not, write to the Free Software Foundation, Inc., | |
31 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
32 | */ | |
33 | ||
34 | #ifndef __ASM_ARCH_OMAP_PM_H | |
35 | #define __ASM_ARCH_OMAP_PM_H | |
36 | ||
37 | /* | |
38 | * ---------------------------------------------------------------------------- | |
39 | * Register and offset definitions to be used in PM assembler code | |
40 | * ---------------------------------------------------------------------------- | |
41 | */ | |
e8a91c95 | 42 | #define CLKGEN_REG_ASM_BASE IO_ADDRESS(0xfffece00) |
1da177e4 LT |
43 | #define ARM_IDLECT1_ASM_OFFSET 0x04 |
44 | #define ARM_IDLECT2_ASM_OFFSET 0x08 | |
45 | ||
e8a91c95 | 46 | #define TCMIF_ASM_BASE IO_ADDRESS(0xfffecc00) |
1da177e4 LT |
47 | #define EMIFS_CONFIG_ASM_OFFSET 0x0c |
48 | #define EMIFF_SDRAM_CONFIG_ASM_OFFSET 0x20 | |
49 | ||
50 | /* | |
51 | * ---------------------------------------------------------------------------- | |
670c104a | 52 | * Power management bitmasks |
1da177e4 LT |
53 | * ---------------------------------------------------------------------------- |
54 | */ | |
55 | #define IDLE_WAIT_CYCLES 0x00000fff | |
56 | #define PERIPHERAL_ENABLE 0x2 | |
57 | ||
58 | #define SELF_REFRESH_MODE 0x0c000001 | |
59 | #define IDLE_EMIFS_REQUEST 0xc | |
60 | #define MODEM_32K_EN 0x1 | |
61 | #define PER_EN 0x1 | |
62 | ||
63 | #define CPU_SUSPEND_SIZE 200 | |
9839c6b8 TL |
64 | #define ULPD_LOW_PWR_EN 0x0001 |
65 | #define ULPD_DEEP_SLEEP_TRANSITION_EN 0x0010 | |
66 | #define ULPD_SETUP_ANALOG_CELL_3_VAL 0 | |
67 | #define ULPD_POWER_CTRL_REG_VAL 0x0219 | |
1da177e4 LT |
68 | |
69 | #define DSP_IDLE_DELAY 10 | |
70 | #define DSP_IDLE 0x0040 | |
71 | #define DSP_RST 0x0004 | |
72 | #define DSP_ENABLE 0x0002 | |
73 | #define SUFFICIENT_DSP_RESET_TIME 1000 | |
74 | #define DEFAULT_MPUI_CONFIG 0x05cf | |
75 | #define ENABLE_XORCLK 0x2 | |
76 | #define DSP_CLOCK_ENABLE 0x2000 | |
77 | #define DSP_IDLE_MODE 0x2 | |
78 | #define TC_IDLE_REQUEST (0x0000000c) | |
79 | ||
80 | #define IRQ_LEVEL2 (1<<0) | |
81 | #define IRQ_KEYBOARD (1<<1) | |
82 | #define IRQ_UART2 (1<<15) | |
83 | ||
84 | #define PDE_BIT 0x08 | |
85 | #define PWD_EN_BIT 0x04 | |
86 | #define EN_PERCK_BIT 0x04 | |
87 | ||
88 | #define OMAP1510_DEEP_SLEEP_REQUEST 0x0ec7 | |
89 | #define OMAP1510_BIG_SLEEP_REQUEST 0x0cc5 | |
90 | #define OMAP1510_IDLE_LOOP_REQUEST 0x0c00 | |
91 | #define OMAP1510_IDLE_CLOCK_DOMAINS 0x2 | |
1da177e4 | 92 | |
9839c6b8 TL |
93 | /* Both big sleep and deep sleep use same values. Difference is in ULPD. */ |
94 | #define OMAP1610_IDLECT1_SLEEP_VAL 0x13c7 | |
95 | #define OMAP1610_IDLECT2_SLEEP_VAL 0x09c7 | |
96 | #define OMAP1610_IDLECT3_VAL 0x3f | |
97 | #define OMAP1610_IDLECT3_SLEEP_ORMASK 0x2c | |
98 | #define OMAP1610_IDLECT3 0xfffece24 | |
1da177e4 | 99 | #define OMAP1610_IDLE_LOOP_REQUEST 0x0400 |
1da177e4 | 100 | |
9ad5897c TL |
101 | #define OMAP730_IDLECT1_SLEEP_VAL 0x16c7 |
102 | #define OMAP730_IDLECT2_SLEEP_VAL 0x09c7 | |
103 | #define OMAP730_IDLECT3_VAL 0x3f | |
104 | #define OMAP730_IDLECT3 0xfffece24 | |
105 | #define OMAP730_IDLE_LOOP_REQUEST 0x0C00 | |
106 | ||
107 | #if !defined(CONFIG_ARCH_OMAP730) && \ | |
108 | !defined(CONFIG_ARCH_OMAP15XX) && \ | |
9839c6b8 TL |
109 | !defined(CONFIG_ARCH_OMAP16XX) && \ |
110 | !defined(CONFIG_ARCH_OMAP24XX) | |
1da177e4 LT |
111 | #error "Power management for this processor not implemented yet" |
112 | #endif | |
113 | ||
114 | #ifndef __ASSEMBLER__ | |
670c104a TL |
115 | |
116 | #include <linux/clk.h> | |
117 | ||
118 | extern void prevent_idle_sleep(void); | |
119 | extern void allow_idle_sleep(void); | |
120 | ||
1da177e4 LT |
121 | extern void omap_pm_idle(void); |
122 | extern void omap_pm_suspend(void); | |
9ad5897c | 123 | extern void omap730_cpu_suspend(unsigned short, unsigned short); |
9839c6b8 TL |
124 | extern void omap1510_cpu_suspend(unsigned short, unsigned short); |
125 | extern void omap1610_cpu_suspend(unsigned short, unsigned short); | |
1835f1d7 TL |
126 | extern void omap24xx_cpu_suspend(u32 dll_ctrl, void __iomem *sdrc_dlla_ctrl, |
127 | void __iomem *sdrc_power); | |
9ad5897c | 128 | extern void omap730_idle_loop_suspend(void); |
9839c6b8 TL |
129 | extern void omap1510_idle_loop_suspend(void); |
130 | extern void omap1610_idle_loop_suspend(void); | |
670c104a TL |
131 | extern void omap24xx_idle_loop_suspend(void); |
132 | ||
133 | extern unsigned int omap730_cpu_suspend_sz; | |
134 | extern unsigned int omap1510_cpu_suspend_sz; | |
135 | extern unsigned int omap1610_cpu_suspend_sz; | |
136 | extern unsigned int omap24xx_cpu_suspend_sz; | |
137 | extern unsigned int omap730_idle_loop_suspend_sz; | |
138 | extern unsigned int omap1510_idle_loop_suspend_sz; | |
139 | extern unsigned int omap1610_idle_loop_suspend_sz; | |
140 | extern unsigned int omap24xx_idle_loop_suspend_sz; | |
9839c6b8 TL |
141 | |
142 | #ifdef CONFIG_OMAP_SERIAL_WAKE | |
143 | extern void omap_serial_wake_trigger(int enable); | |
144 | #else | |
670c104a | 145 | #define omap_serial_wakeup_init() {} |
9839c6b8 TL |
146 | #define omap_serial_wake_trigger(x) {} |
147 | #endif /* CONFIG_OMAP_SERIAL_WAKE */ | |
148 | ||
1da177e4 LT |
149 | #define ARM_SAVE(x) arm_sleep_save[ARM_SLEEP_SAVE_##x] = omap_readl(x) |
150 | #define ARM_RESTORE(x) omap_writel((arm_sleep_save[ARM_SLEEP_SAVE_##x]), (x)) | |
151 | #define ARM_SHOW(x) arm_sleep_save[ARM_SLEEP_SAVE_##x] | |
152 | ||
670c104a TL |
153 | #define DSP_SAVE(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x] = __raw_readw(x) |
154 | #define DSP_RESTORE(x) __raw_writew((dsp_sleep_save[DSP_SLEEP_SAVE_##x]), (x)) | |
155 | #define DSP_SHOW(x) dsp_sleep_save[DSP_SLEEP_SAVE_##x] | |
156 | ||
1da177e4 LT |
157 | #define ULPD_SAVE(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] = omap_readw(x) |
158 | #define ULPD_RESTORE(x) omap_writew((ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]), (x)) | |
159 | #define ULPD_SHOW(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] | |
160 | ||
9ad5897c TL |
161 | #define MPUI730_SAVE(x) mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x] = omap_readl(x) |
162 | #define MPUI730_RESTORE(x) omap_writel((mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x]), (x)) | |
163 | #define MPUI730_SHOW(x) mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x] | |
164 | ||
1da177e4 LT |
165 | #define MPUI1510_SAVE(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] = omap_readl(x) |
166 | #define MPUI1510_RESTORE(x) omap_writel((mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x]), (x)) | |
167 | #define MPUI1510_SHOW(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] | |
168 | ||
169 | #define MPUI1610_SAVE(x) mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x] = omap_readl(x) | |
170 | #define MPUI1610_RESTORE(x) omap_writel((mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x]), (x)) | |
171 | #define MPUI1610_SHOW(x) mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_##x] | |
172 | ||
670c104a TL |
173 | #define OMAP24XX_SAVE(x) omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] = x |
174 | #define OMAP24XX_RESTORE(x) x = omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] | |
175 | #define OMAP24XX_SHOW(x) omap24xx_sleep_save[OMAP24XX_SLEEP_SAVE_##x] | |
176 | ||
1da177e4 LT |
177 | /* |
178 | * List of global OMAP registers to preserve. | |
179 | * More ones like CP and general purpose register values are preserved | |
180 | * with the stack pointer in sleep.S. | |
181 | */ | |
182 | ||
183 | enum arm_save_state { | |
184 | ARM_SLEEP_SAVE_START = 0, | |
185 | /* | |
186 | * MPU control registers 32 bits | |
187 | */ | |
188 | ARM_SLEEP_SAVE_ARM_CKCTL, | |
189 | ARM_SLEEP_SAVE_ARM_IDLECT1, | |
190 | ARM_SLEEP_SAVE_ARM_IDLECT2, | |
9839c6b8 | 191 | ARM_SLEEP_SAVE_ARM_IDLECT3, |
1da177e4 LT |
192 | ARM_SLEEP_SAVE_ARM_EWUPCT, |
193 | ARM_SLEEP_SAVE_ARM_RSTCT1, | |
194 | ARM_SLEEP_SAVE_ARM_RSTCT2, | |
195 | ARM_SLEEP_SAVE_ARM_SYSST, | |
196 | ARM_SLEEP_SAVE_SIZE | |
197 | }; | |
198 | ||
670c104a TL |
199 | enum dsp_save_state { |
200 | DSP_SLEEP_SAVE_START = 0, | |
201 | /* | |
202 | * DSP registers 16 bits | |
203 | */ | |
204 | DSP_SLEEP_SAVE_DSP_IDLECT2, | |
205 | DSP_SLEEP_SAVE_SIZE | |
206 | }; | |
207 | ||
1da177e4 LT |
208 | enum ulpd_save_state { |
209 | ULPD_SLEEP_SAVE_START = 0, | |
210 | /* | |
211 | * ULPD registers 16 bits | |
212 | */ | |
213 | ULPD_SLEEP_SAVE_ULPD_IT_STATUS, | |
214 | ULPD_SLEEP_SAVE_ULPD_CLOCK_CTRL, | |
215 | ULPD_SLEEP_SAVE_ULPD_SOFT_REQ, | |
216 | ULPD_SLEEP_SAVE_ULPD_STATUS_REQ, | |
217 | ULPD_SLEEP_SAVE_ULPD_DPLL_CTRL, | |
218 | ULPD_SLEEP_SAVE_ULPD_POWER_CTRL, | |
219 | ULPD_SLEEP_SAVE_SIZE | |
220 | }; | |
221 | ||
222 | enum mpui1510_save_state { | |
223 | MPUI1510_SLEEP_SAVE_START = 0, | |
224 | /* | |
225 | * MPUI registers 32 bits | |
226 | */ | |
227 | MPUI1510_SLEEP_SAVE_MPUI_CTRL, | |
228 | MPUI1510_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | |
229 | MPUI1510_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | |
230 | MPUI1510_SLEEP_SAVE_MPUI_DSP_STATUS, | |
231 | MPUI1510_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | |
232 | MPUI1510_SLEEP_SAVE_EMIFS_CONFIG, | |
233 | MPUI1510_SLEEP_SAVE_OMAP_IH1_MIR, | |
234 | MPUI1510_SLEEP_SAVE_OMAP_IH2_MIR, | |
9ad5897c | 235 | #if defined(CONFIG_ARCH_OMAP15XX) |
1da177e4 LT |
236 | MPUI1510_SLEEP_SAVE_SIZE |
237 | #else | |
238 | MPUI1510_SLEEP_SAVE_SIZE = 0 | |
239 | #endif | |
240 | }; | |
241 | ||
9ad5897c TL |
242 | enum mpui730_save_state { |
243 | MPUI730_SLEEP_SAVE_START = 0, | |
244 | /* | |
245 | * MPUI registers 32 bits | |
246 | */ | |
247 | MPUI730_SLEEP_SAVE_MPUI_CTRL, | |
248 | MPUI730_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | |
249 | MPUI730_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | |
250 | MPUI730_SLEEP_SAVE_MPUI_DSP_STATUS, | |
251 | MPUI730_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | |
252 | MPUI730_SLEEP_SAVE_EMIFS_CONFIG, | |
253 | MPUI730_SLEEP_SAVE_OMAP_IH1_MIR, | |
254 | MPUI730_SLEEP_SAVE_OMAP_IH2_0_MIR, | |
255 | MPUI730_SLEEP_SAVE_OMAP_IH2_1_MIR, | |
256 | #if defined(CONFIG_ARCH_OMAP730) | |
257 | MPUI730_SLEEP_SAVE_SIZE | |
258 | #else | |
259 | MPUI730_SLEEP_SAVE_SIZE = 0 | |
260 | #endif | |
261 | }; | |
262 | ||
1da177e4 LT |
263 | enum mpui1610_save_state { |
264 | MPUI1610_SLEEP_SAVE_START = 0, | |
265 | /* | |
266 | * MPUI registers 32 bits | |
267 | */ | |
268 | MPUI1610_SLEEP_SAVE_MPUI_CTRL, | |
269 | MPUI1610_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, | |
270 | MPUI1610_SLEEP_SAVE_MPUI_DSP_API_CONFIG, | |
271 | MPUI1610_SLEEP_SAVE_MPUI_DSP_STATUS, | |
272 | MPUI1610_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, | |
273 | MPUI1610_SLEEP_SAVE_EMIFS_CONFIG, | |
274 | MPUI1610_SLEEP_SAVE_OMAP_IH1_MIR, | |
275 | MPUI1610_SLEEP_SAVE_OMAP_IH2_0_MIR, | |
276 | MPUI1610_SLEEP_SAVE_OMAP_IH2_1_MIR, | |
277 | MPUI1610_SLEEP_SAVE_OMAP_IH2_2_MIR, | |
278 | MPUI1610_SLEEP_SAVE_OMAP_IH2_3_MIR, | |
279 | #if defined(CONFIG_ARCH_OMAP16XX) | |
280 | MPUI1610_SLEEP_SAVE_SIZE | |
281 | #else | |
282 | MPUI1610_SLEEP_SAVE_SIZE = 0 | |
283 | #endif | |
284 | }; | |
285 | ||
670c104a TL |
286 | enum omap24xx_save_state { |
287 | OMAP24XX_SLEEP_SAVE_START = 0, | |
288 | OMAP24XX_SLEEP_SAVE_INTC_MIR0, | |
289 | OMAP24XX_SLEEP_SAVE_INTC_MIR1, | |
290 | OMAP24XX_SLEEP_SAVE_INTC_MIR2, | |
22a16f39 TL |
291 | |
292 | OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_MPU, | |
293 | OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_CORE, | |
294 | OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_GFX, | |
295 | OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_DSP, | |
296 | OMAP24XX_SLEEP_SAVE_CM_CLKSTCTRL_MDM, | |
297 | ||
298 | OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_MPU, | |
299 | OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_CORE, | |
300 | OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_GFX, | |
301 | OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_DSP, | |
302 | OMAP24XX_SLEEP_SAVE_PM_PWSTCTRL_MDM, | |
303 | ||
304 | OMAP24XX_SLEEP_SAVE_CM_IDLEST1_CORE, | |
305 | OMAP24XX_SLEEP_SAVE_CM_IDLEST2_CORE, | |
306 | OMAP24XX_SLEEP_SAVE_CM_IDLEST3_CORE, | |
307 | OMAP24XX_SLEEP_SAVE_CM_IDLEST4_CORE, | |
308 | OMAP24XX_SLEEP_SAVE_CM_IDLEST_GFX, | |
309 | OMAP24XX_SLEEP_SAVE_CM_IDLEST_WKUP, | |
310 | OMAP24XX_SLEEP_SAVE_CM_IDLEST_CKGEN, | |
311 | OMAP24XX_SLEEP_SAVE_CM_IDLEST_DSP, | |
312 | OMAP24XX_SLEEP_SAVE_CM_IDLEST_MDM, | |
313 | ||
314 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE1_CORE, | |
315 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE2_CORE, | |
316 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE3_CORE, | |
317 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE4_CORE, | |
318 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_WKUP, | |
319 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_PLL, | |
320 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_DSP, | |
321 | OMAP24XX_SLEEP_SAVE_CM_AUTOIDLE_MDM, | |
322 | ||
670c104a TL |
323 | OMAP24XX_SLEEP_SAVE_CM_FCLKEN1_CORE, |
324 | OMAP24XX_SLEEP_SAVE_CM_FCLKEN2_CORE, | |
325 | OMAP24XX_SLEEP_SAVE_CM_ICLKEN1_CORE, | |
326 | OMAP24XX_SLEEP_SAVE_CM_ICLKEN2_CORE, | |
22a16f39 | 327 | OMAP24XX_SLEEP_SAVE_CM_ICLKEN3_CORE, |
670c104a TL |
328 | OMAP24XX_SLEEP_SAVE_CM_ICLKEN4_CORE, |
329 | OMAP24XX_SLEEP_SAVE_GPIO1_IRQENABLE1, | |
330 | OMAP24XX_SLEEP_SAVE_GPIO2_IRQENABLE1, | |
331 | OMAP24XX_SLEEP_SAVE_GPIO3_IRQENABLE1, | |
332 | OMAP24XX_SLEEP_SAVE_GPIO4_IRQENABLE1, | |
333 | OMAP24XX_SLEEP_SAVE_GPIO3_OE, | |
334 | OMAP24XX_SLEEP_SAVE_GPIO4_OE, | |
335 | OMAP24XX_SLEEP_SAVE_GPIO3_RISINGDETECT, | |
336 | OMAP24XX_SLEEP_SAVE_GPIO3_FALLINGDETECT, | |
337 | OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SPI1_NCS2, | |
338 | OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_MCBSP1_DX, | |
339 | OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SSI1_FLAG_TX, | |
340 | OMAP24XX_SLEEP_SAVE_CONTROL_PADCONF_SYS_NIRQW0, | |
341 | OMAP24XX_SLEEP_SAVE_SIZE | |
342 | }; | |
343 | ||
1da177e4 LT |
344 | #endif /* ASSEMBLER */ |
345 | #endif /* __ASM_ARCH_OMAP_PM_H */ |