Commit | Line | Data |
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b824efae TL |
1 | /* |
2 | * linux/arch/arm/mach-omap2/prcm.c | |
3 | * | |
4 | * OMAP 24xx Power Reset and Clock Management (PRCM) functions | |
5 | * | |
6 | * Copyright (C) 2005 Nokia Corporation | |
7 | * | |
8 | * Written by Tony Lindgren <tony.lindgren@nokia.com> | |
9 | * | |
c171a258 RN |
10 | * Copyright (C) 2007 Texas Instruments, Inc. |
11 | * Rajendra Nayak <rnayak@ti.com> | |
12 | * | |
b824efae | 13 | * Some pieces of code Copyright (C) 2005 Texas Instruments, Inc. |
37903009 | 14 | * Upgraded with OMAP4 support by Abhijit Pagare <abhijitpagare@ti.com> |
b824efae TL |
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 | */ | |
b824efae TL |
20 | #include <linux/module.h> |
21 | #include <linux/init.h> | |
22 | #include <linux/clk.h> | |
a58caad1 | 23 | #include <linux/io.h> |
72350b29 | 24 | #include <linux/delay.h> |
b824efae | 25 | |
ce491cf8 TL |
26 | #include <plat/common.h> |
27 | #include <plat/prcm.h> | |
c171a258 RN |
28 | #include <plat/irqs.h> |
29 | #include <plat/control.h> | |
44595982 | 30 | |
a58caad1 | 31 | #include "clock.h" |
c171a258 | 32 | #include "cm.h" |
44595982 PW |
33 | #include "prm.h" |
34 | #include "prm-regbits-24xx.h" | |
b824efae | 35 | |
a58caad1 TL |
36 | static void __iomem *prm_base; |
37 | static void __iomem *cm_base; | |
9ef89150 | 38 | static void __iomem *cm2_base; |
a58caad1 | 39 | |
72350b29 PW |
40 | #define MAX_MODULE_ENABLE_WAIT 100000 |
41 | ||
c171a258 RN |
42 | struct omap3_prcm_regs { |
43 | u32 control_padconf_sys_nirq; | |
133464dc | 44 | u32 iva2_cm_clksel1; |
c171a258 RN |
45 | u32 iva2_cm_clksel2; |
46 | u32 cm_sysconfig; | |
47 | u32 sgx_cm_clksel; | |
c171a258 RN |
48 | u32 dss_cm_clksel; |
49 | u32 cam_cm_clksel; | |
50 | u32 per_cm_clksel; | |
51 | u32 emu_cm_clksel; | |
52 | u32 emu_cm_clkstctrl; | |
53 | u32 pll_cm_autoidle2; | |
54 | u32 pll_cm_clksel4; | |
55 | u32 pll_cm_clksel5; | |
c171a258 RN |
56 | u32 pll_cm_clken2; |
57 | u32 cm_polctrl; | |
58 | u32 iva2_cm_fclken; | |
59 | u32 iva2_cm_clken_pll; | |
60 | u32 core_cm_fclken1; | |
61 | u32 core_cm_fclken3; | |
62 | u32 sgx_cm_fclken; | |
63 | u32 wkup_cm_fclken; | |
64 | u32 dss_cm_fclken; | |
65 | u32 cam_cm_fclken; | |
66 | u32 per_cm_fclken; | |
67 | u32 usbhost_cm_fclken; | |
68 | u32 core_cm_iclken1; | |
69 | u32 core_cm_iclken2; | |
70 | u32 core_cm_iclken3; | |
71 | u32 sgx_cm_iclken; | |
72 | u32 wkup_cm_iclken; | |
73 | u32 dss_cm_iclken; | |
74 | u32 cam_cm_iclken; | |
75 | u32 per_cm_iclken; | |
76 | u32 usbhost_cm_iclken; | |
77 | u32 iva2_cm_autiidle2; | |
78 | u32 mpu_cm_autoidle2; | |
c171a258 RN |
79 | u32 iva2_cm_clkstctrl; |
80 | u32 mpu_cm_clkstctrl; | |
81 | u32 core_cm_clkstctrl; | |
82 | u32 sgx_cm_clkstctrl; | |
83 | u32 dss_cm_clkstctrl; | |
84 | u32 cam_cm_clkstctrl; | |
85 | u32 per_cm_clkstctrl; | |
86 | u32 neon_cm_clkstctrl; | |
87 | u32 usbhost_cm_clkstctrl; | |
88 | u32 core_cm_autoidle1; | |
89 | u32 core_cm_autoidle2; | |
90 | u32 core_cm_autoidle3; | |
91 | u32 wkup_cm_autoidle; | |
92 | u32 dss_cm_autoidle; | |
93 | u32 cam_cm_autoidle; | |
94 | u32 per_cm_autoidle; | |
95 | u32 usbhost_cm_autoidle; | |
96 | u32 sgx_cm_sleepdep; | |
97 | u32 dss_cm_sleepdep; | |
98 | u32 cam_cm_sleepdep; | |
99 | u32 per_cm_sleepdep; | |
100 | u32 usbhost_cm_sleepdep; | |
101 | u32 cm_clkout_ctrl; | |
102 | u32 prm_clkout_ctrl; | |
103 | u32 sgx_pm_wkdep; | |
104 | u32 dss_pm_wkdep; | |
105 | u32 cam_pm_wkdep; | |
106 | u32 per_pm_wkdep; | |
107 | u32 neon_pm_wkdep; | |
108 | u32 usbhost_pm_wkdep; | |
109 | u32 core_pm_mpugrpsel1; | |
110 | u32 iva2_pm_ivagrpsel1; | |
111 | u32 core_pm_mpugrpsel3; | |
112 | u32 core_pm_ivagrpsel3; | |
113 | u32 wkup_pm_mpugrpsel; | |
114 | u32 wkup_pm_ivagrpsel; | |
115 | u32 per_pm_mpugrpsel; | |
116 | u32 per_pm_ivagrpsel; | |
117 | u32 wkup_pm_wken; | |
118 | }; | |
119 | ||
120 | struct omap3_prcm_regs prcm_context; | |
121 | ||
b824efae TL |
122 | u32 omap_prcm_get_reset_sources(void) |
123 | { | |
ff00fcc9 | 124 | /* XXX This presumably needs modification for 34XX */ |
37903009 AP |
125 | if (cpu_is_omap24xx() | cpu_is_omap34xx()) |
126 | return prm_read_mod_reg(WKUP_MOD, OMAP2_RM_RSTST) & 0x7f; | |
127 | if (cpu_is_omap44xx()) | |
128 | return prm_read_mod_reg(WKUP_MOD, OMAP4_RM_RSTST) & 0x7f; | |
b824efae TL |
129 | } |
130 | EXPORT_SYMBOL(omap_prcm_get_reset_sources); | |
131 | ||
132 | /* Resets clock rates and reboots the system. Only called from system.h */ | |
133 | void omap_prcm_arch_reset(char mode) | |
134 | { | |
ff00fcc9 | 135 | s16 prcm_offs; |
ae78dcf7 | 136 | omap2_clk_prepare_for_reboot(); |
44595982 | 137 | |
ff00fcc9 TL |
138 | if (cpu_is_omap24xx()) |
139 | prcm_offs = WKUP_MOD; | |
692ec4ab JY |
140 | else if (cpu_is_omap34xx()) { |
141 | u32 l; | |
142 | ||
ff00fcc9 | 143 | prcm_offs = OMAP3430_GR_MOD; |
692ec4ab JY |
144 | l = ('B' << 24) | ('M' << 16) | mode; |
145 | /* Reserve the first word in scratchpad for communicating | |
146 | * with the boot ROM. A pointer to a data structure | |
147 | * describing the boot process can be stored there, | |
148 | * cf. OMAP34xx TRM, Initialization / Software Booting | |
149 | * Configuration. */ | |
150 | omap_writel(l, OMAP343X_SCRATCHPAD + 4); | |
37903009 AP |
151 | } else if (cpu_is_omap44xx()) |
152 | prcm_offs = OMAP4430_PRM_DEVICE_MOD; | |
153 | else | |
ff00fcc9 TL |
154 | WARN_ON(1); |
155 | ||
37903009 AP |
156 | if (cpu_is_omap24xx() | cpu_is_omap34xx()) |
157 | prm_set_mod_reg_bits(OMAP_RST_DPLL3, prcm_offs, | |
158 | OMAP2_RM_RSTCTRL); | |
159 | if (cpu_is_omap44xx()) | |
160 | prm_set_mod_reg_bits(OMAP_RST_DPLL3, prcm_offs, | |
161 | OMAP4_RM_RSTCTRL); | |
b824efae | 162 | } |
a58caad1 TL |
163 | |
164 | static inline u32 __omap_prcm_read(void __iomem *base, s16 module, u16 reg) | |
165 | { | |
166 | BUG_ON(!base); | |
167 | return __raw_readl(base + module + reg); | |
168 | } | |
169 | ||
170 | static inline void __omap_prcm_write(u32 value, void __iomem *base, | |
171 | s16 module, u16 reg) | |
172 | { | |
173 | BUG_ON(!base); | |
174 | __raw_writel(value, base + module + reg); | |
175 | } | |
176 | ||
177 | /* Read a register in a PRM module */ | |
178 | u32 prm_read_mod_reg(s16 module, u16 idx) | |
179 | { | |
180 | return __omap_prcm_read(prm_base, module, idx); | |
181 | } | |
a58caad1 TL |
182 | |
183 | /* Write into a register in a PRM module */ | |
184 | void prm_write_mod_reg(u32 val, s16 module, u16 idx) | |
185 | { | |
186 | __omap_prcm_write(val, prm_base, module, idx); | |
187 | } | |
a58caad1 | 188 | |
ff00fcc9 TL |
189 | /* Read-modify-write a register in a PRM module. Caller must lock */ |
190 | u32 prm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx) | |
191 | { | |
192 | u32 v; | |
193 | ||
194 | v = prm_read_mod_reg(module, idx); | |
195 | v &= ~mask; | |
196 | v |= bits; | |
197 | prm_write_mod_reg(v, module, idx); | |
198 | ||
199 | return v; | |
200 | } | |
ff00fcc9 | 201 | |
a58caad1 TL |
202 | /* Read a register in a CM module */ |
203 | u32 cm_read_mod_reg(s16 module, u16 idx) | |
204 | { | |
205 | return __omap_prcm_read(cm_base, module, idx); | |
206 | } | |
a58caad1 TL |
207 | |
208 | /* Write into a register in a CM module */ | |
209 | void cm_write_mod_reg(u32 val, s16 module, u16 idx) | |
210 | { | |
211 | __omap_prcm_write(val, cm_base, module, idx); | |
212 | } | |
a58caad1 | 213 | |
ff00fcc9 TL |
214 | /* Read-modify-write a register in a CM module. Caller must lock */ |
215 | u32 cm_rmw_mod_reg_bits(u32 mask, u32 bits, s16 module, s16 idx) | |
216 | { | |
217 | u32 v; | |
218 | ||
219 | v = cm_read_mod_reg(module, idx); | |
220 | v &= ~mask; | |
221 | v |= bits; | |
222 | cm_write_mod_reg(v, module, idx); | |
223 | ||
224 | return v; | |
225 | } | |
ff00fcc9 | 226 | |
72350b29 PW |
227 | /** |
228 | * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness | |
229 | * @reg: physical address of module IDLEST register | |
230 | * @mask: value to mask against to determine if the module is active | |
231 | * @name: name of the clock (for printk) | |
232 | * | |
233 | * Returns 1 if the module indicated readiness in time, or 0 if it | |
234 | * failed to enable in roughly MAX_MODULE_ENABLE_WAIT microseconds. | |
235 | */ | |
236 | int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, const char *name) | |
237 | { | |
238 | int i = 0; | |
239 | int ena = 0; | |
240 | ||
241 | /* | |
242 | * 24xx uses 0 to indicate not ready, and 1 to indicate ready. | |
243 | * 34xx reverses this, just to keep us on our toes | |
244 | */ | |
245 | if (cpu_is_omap24xx()) | |
246 | ena = mask; | |
247 | else if (cpu_is_omap34xx()) | |
248 | ena = 0; | |
249 | else | |
250 | BUG(); | |
251 | ||
252 | /* Wait for lock */ | |
6f8b7ff5 PW |
253 | omap_test_timeout(((__raw_readl(reg) & mask) == ena), |
254 | MAX_MODULE_ENABLE_WAIT, i); | |
72350b29 PW |
255 | |
256 | if (i < MAX_MODULE_ENABLE_WAIT) | |
257 | pr_debug("cm: Module associated with clock %s ready after %d " | |
258 | "loops\n", name, i); | |
259 | else | |
260 | pr_err("cm: Module associated with clock %s didn't enable in " | |
261 | "%d tries\n", name, MAX_MODULE_ENABLE_WAIT); | |
262 | ||
263 | return (i < MAX_MODULE_ENABLE_WAIT) ? 1 : 0; | |
264 | }; | |
265 | ||
a58caad1 TL |
266 | void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals) |
267 | { | |
268 | prm_base = omap2_globals->prm; | |
269 | cm_base = omap2_globals->cm; | |
9ef89150 | 270 | cm2_base = omap2_globals->cm2; |
a58caad1 | 271 | } |
c171a258 RN |
272 | |
273 | #ifdef CONFIG_ARCH_OMAP3 | |
274 | void omap3_prcm_save_context(void) | |
275 | { | |
276 | prcm_context.control_padconf_sys_nirq = | |
277 | omap_ctrl_readl(OMAP343X_CONTROL_PADCONF_SYSNIRQ); | |
133464dc JH |
278 | prcm_context.iva2_cm_clksel1 = |
279 | cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL1); | |
c171a258 RN |
280 | prcm_context.iva2_cm_clksel2 = |
281 | cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_CLKSEL2); | |
282 | prcm_context.cm_sysconfig = __raw_readl(OMAP3430_CM_SYSCONFIG); | |
283 | prcm_context.sgx_cm_clksel = | |
284 | cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_CLKSEL); | |
c171a258 RN |
285 | prcm_context.dss_cm_clksel = |
286 | cm_read_mod_reg(OMAP3430_DSS_MOD, CM_CLKSEL); | |
287 | prcm_context.cam_cm_clksel = | |
288 | cm_read_mod_reg(OMAP3430_CAM_MOD, CM_CLKSEL); | |
289 | prcm_context.per_cm_clksel = | |
290 | cm_read_mod_reg(OMAP3430_PER_MOD, CM_CLKSEL); | |
291 | prcm_context.emu_cm_clksel = | |
292 | cm_read_mod_reg(OMAP3430_EMU_MOD, CM_CLKSEL1); | |
293 | prcm_context.emu_cm_clkstctrl = | |
84c0c39a | 294 | cm_read_mod_reg(OMAP3430_EMU_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 RN |
295 | prcm_context.pll_cm_autoidle2 = |
296 | cm_read_mod_reg(PLL_MOD, CM_AUTOIDLE2); | |
297 | prcm_context.pll_cm_clksel4 = | |
298 | cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL4); | |
299 | prcm_context.pll_cm_clksel5 = | |
300 | cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKSEL5); | |
c171a258 RN |
301 | prcm_context.pll_cm_clken2 = |
302 | cm_read_mod_reg(PLL_MOD, OMAP3430ES2_CM_CLKEN2); | |
303 | prcm_context.cm_polctrl = __raw_readl(OMAP3430_CM_POLCTRL); | |
304 | prcm_context.iva2_cm_fclken = | |
305 | cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_FCLKEN); | |
306 | prcm_context.iva2_cm_clken_pll = cm_read_mod_reg(OMAP3430_IVA2_MOD, | |
307 | OMAP3430_CM_CLKEN_PLL); | |
308 | prcm_context.core_cm_fclken1 = | |
309 | cm_read_mod_reg(CORE_MOD, CM_FCLKEN1); | |
310 | prcm_context.core_cm_fclken3 = | |
311 | cm_read_mod_reg(CORE_MOD, OMAP3430ES2_CM_FCLKEN3); | |
312 | prcm_context.sgx_cm_fclken = | |
313 | cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_FCLKEN); | |
314 | prcm_context.wkup_cm_fclken = | |
315 | cm_read_mod_reg(WKUP_MOD, CM_FCLKEN); | |
316 | prcm_context.dss_cm_fclken = | |
317 | cm_read_mod_reg(OMAP3430_DSS_MOD, CM_FCLKEN); | |
318 | prcm_context.cam_cm_fclken = | |
319 | cm_read_mod_reg(OMAP3430_CAM_MOD, CM_FCLKEN); | |
320 | prcm_context.per_cm_fclken = | |
321 | cm_read_mod_reg(OMAP3430_PER_MOD, CM_FCLKEN); | |
322 | prcm_context.usbhost_cm_fclken = | |
323 | cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_FCLKEN); | |
324 | prcm_context.core_cm_iclken1 = | |
325 | cm_read_mod_reg(CORE_MOD, CM_ICLKEN1); | |
326 | prcm_context.core_cm_iclken2 = | |
327 | cm_read_mod_reg(CORE_MOD, CM_ICLKEN2); | |
328 | prcm_context.core_cm_iclken3 = | |
329 | cm_read_mod_reg(CORE_MOD, CM_ICLKEN3); | |
330 | prcm_context.sgx_cm_iclken = | |
331 | cm_read_mod_reg(OMAP3430ES2_SGX_MOD, CM_ICLKEN); | |
332 | prcm_context.wkup_cm_iclken = | |
333 | cm_read_mod_reg(WKUP_MOD, CM_ICLKEN); | |
334 | prcm_context.dss_cm_iclken = | |
335 | cm_read_mod_reg(OMAP3430_DSS_MOD, CM_ICLKEN); | |
336 | prcm_context.cam_cm_iclken = | |
337 | cm_read_mod_reg(OMAP3430_CAM_MOD, CM_ICLKEN); | |
338 | prcm_context.per_cm_iclken = | |
339 | cm_read_mod_reg(OMAP3430_PER_MOD, CM_ICLKEN); | |
340 | prcm_context.usbhost_cm_iclken = | |
341 | cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_ICLKEN); | |
342 | prcm_context.iva2_cm_autiidle2 = | |
343 | cm_read_mod_reg(OMAP3430_IVA2_MOD, CM_AUTOIDLE2); | |
344 | prcm_context.mpu_cm_autoidle2 = | |
345 | cm_read_mod_reg(MPU_MOD, CM_AUTOIDLE2); | |
c171a258 | 346 | prcm_context.iva2_cm_clkstctrl = |
84c0c39a | 347 | cm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 348 | prcm_context.mpu_cm_clkstctrl = |
84c0c39a | 349 | cm_read_mod_reg(MPU_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 350 | prcm_context.core_cm_clkstctrl = |
84c0c39a | 351 | cm_read_mod_reg(CORE_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 352 | prcm_context.sgx_cm_clkstctrl = |
84c0c39a AP |
353 | cm_read_mod_reg(OMAP3430ES2_SGX_MOD, |
354 | OMAP2_CM_CLKSTCTRL); | |
c171a258 | 355 | prcm_context.dss_cm_clkstctrl = |
84c0c39a | 356 | cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 357 | prcm_context.cam_cm_clkstctrl = |
84c0c39a | 358 | cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 359 | prcm_context.per_cm_clkstctrl = |
84c0c39a | 360 | cm_read_mod_reg(OMAP3430_PER_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 361 | prcm_context.neon_cm_clkstctrl = |
84c0c39a | 362 | cm_read_mod_reg(OMAP3430_NEON_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 | 363 | prcm_context.usbhost_cm_clkstctrl = |
84c0c39a AP |
364 | cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, |
365 | OMAP2_CM_CLKSTCTRL); | |
c171a258 RN |
366 | prcm_context.core_cm_autoidle1 = |
367 | cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE1); | |
368 | prcm_context.core_cm_autoidle2 = | |
369 | cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE2); | |
370 | prcm_context.core_cm_autoidle3 = | |
371 | cm_read_mod_reg(CORE_MOD, CM_AUTOIDLE3); | |
372 | prcm_context.wkup_cm_autoidle = | |
373 | cm_read_mod_reg(WKUP_MOD, CM_AUTOIDLE); | |
374 | prcm_context.dss_cm_autoidle = | |
375 | cm_read_mod_reg(OMAP3430_DSS_MOD, CM_AUTOIDLE); | |
376 | prcm_context.cam_cm_autoidle = | |
377 | cm_read_mod_reg(OMAP3430_CAM_MOD, CM_AUTOIDLE); | |
378 | prcm_context.per_cm_autoidle = | |
379 | cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE); | |
380 | prcm_context.usbhost_cm_autoidle = | |
381 | cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE); | |
382 | prcm_context.sgx_cm_sleepdep = | |
383 | cm_read_mod_reg(OMAP3430ES2_SGX_MOD, OMAP3430_CM_SLEEPDEP); | |
384 | prcm_context.dss_cm_sleepdep = | |
385 | cm_read_mod_reg(OMAP3430_DSS_MOD, OMAP3430_CM_SLEEPDEP); | |
386 | prcm_context.cam_cm_sleepdep = | |
387 | cm_read_mod_reg(OMAP3430_CAM_MOD, OMAP3430_CM_SLEEPDEP); | |
388 | prcm_context.per_cm_sleepdep = | |
389 | cm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_CM_SLEEPDEP); | |
390 | prcm_context.usbhost_cm_sleepdep = | |
391 | cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP); | |
392 | prcm_context.cm_clkout_ctrl = cm_read_mod_reg(OMAP3430_CCR_MOD, | |
393 | OMAP3_CM_CLKOUT_CTRL_OFFSET); | |
394 | prcm_context.prm_clkout_ctrl = prm_read_mod_reg(OMAP3430_CCR_MOD, | |
395 | OMAP3_PRM_CLKOUT_CTRL_OFFSET); | |
396 | prcm_context.sgx_pm_wkdep = | |
397 | prm_read_mod_reg(OMAP3430ES2_SGX_MOD, PM_WKDEP); | |
398 | prcm_context.dss_pm_wkdep = | |
399 | prm_read_mod_reg(OMAP3430_DSS_MOD, PM_WKDEP); | |
400 | prcm_context.cam_pm_wkdep = | |
401 | prm_read_mod_reg(OMAP3430_CAM_MOD, PM_WKDEP); | |
402 | prcm_context.per_pm_wkdep = | |
403 | prm_read_mod_reg(OMAP3430_PER_MOD, PM_WKDEP); | |
404 | prcm_context.neon_pm_wkdep = | |
405 | prm_read_mod_reg(OMAP3430_NEON_MOD, PM_WKDEP); | |
406 | prcm_context.usbhost_pm_wkdep = | |
407 | prm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, PM_WKDEP); | |
408 | prcm_context.core_pm_mpugrpsel1 = | |
409 | prm_read_mod_reg(CORE_MOD, OMAP3430_PM_MPUGRPSEL1); | |
410 | prcm_context.iva2_pm_ivagrpsel1 = | |
411 | prm_read_mod_reg(OMAP3430_IVA2_MOD, OMAP3430_PM_IVAGRPSEL1); | |
412 | prcm_context.core_pm_mpugrpsel3 = | |
413 | prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_MPUGRPSEL3); | |
414 | prcm_context.core_pm_ivagrpsel3 = | |
415 | prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3); | |
416 | prcm_context.wkup_pm_mpugrpsel = | |
417 | prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_MPUGRPSEL); | |
418 | prcm_context.wkup_pm_ivagrpsel = | |
419 | prm_read_mod_reg(WKUP_MOD, OMAP3430_PM_IVAGRPSEL); | |
420 | prcm_context.per_pm_mpugrpsel = | |
421 | prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL); | |
422 | prcm_context.per_pm_ivagrpsel = | |
423 | prm_read_mod_reg(OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL); | |
424 | prcm_context.wkup_pm_wken = prm_read_mod_reg(WKUP_MOD, PM_WKEN); | |
425 | return; | |
426 | } | |
427 | ||
428 | void omap3_prcm_restore_context(void) | |
429 | { | |
430 | omap_ctrl_writel(prcm_context.control_padconf_sys_nirq, | |
431 | OMAP343X_CONTROL_PADCONF_SYSNIRQ); | |
133464dc JH |
432 | cm_write_mod_reg(prcm_context.iva2_cm_clksel1, OMAP3430_IVA2_MOD, |
433 | CM_CLKSEL1); | |
c171a258 RN |
434 | cm_write_mod_reg(prcm_context.iva2_cm_clksel2, OMAP3430_IVA2_MOD, |
435 | CM_CLKSEL2); | |
436 | __raw_writel(prcm_context.cm_sysconfig, OMAP3430_CM_SYSCONFIG); | |
437 | cm_write_mod_reg(prcm_context.sgx_cm_clksel, OMAP3430ES2_SGX_MOD, | |
438 | CM_CLKSEL); | |
c171a258 RN |
439 | cm_write_mod_reg(prcm_context.dss_cm_clksel, OMAP3430_DSS_MOD, |
440 | CM_CLKSEL); | |
441 | cm_write_mod_reg(prcm_context.cam_cm_clksel, OMAP3430_CAM_MOD, | |
442 | CM_CLKSEL); | |
443 | cm_write_mod_reg(prcm_context.per_cm_clksel, OMAP3430_PER_MOD, | |
444 | CM_CLKSEL); | |
445 | cm_write_mod_reg(prcm_context.emu_cm_clksel, OMAP3430_EMU_MOD, | |
446 | CM_CLKSEL1); | |
447 | cm_write_mod_reg(prcm_context.emu_cm_clkstctrl, OMAP3430_EMU_MOD, | |
84c0c39a | 448 | OMAP2_CM_CLKSTCTRL); |
c171a258 RN |
449 | cm_write_mod_reg(prcm_context.pll_cm_autoidle2, PLL_MOD, |
450 | CM_AUTOIDLE2); | |
451 | cm_write_mod_reg(prcm_context.pll_cm_clksel4, PLL_MOD, | |
452 | OMAP3430ES2_CM_CLKSEL4); | |
453 | cm_write_mod_reg(prcm_context.pll_cm_clksel5, PLL_MOD, | |
454 | OMAP3430ES2_CM_CLKSEL5); | |
c171a258 RN |
455 | cm_write_mod_reg(prcm_context.pll_cm_clken2, PLL_MOD, |
456 | OMAP3430ES2_CM_CLKEN2); | |
457 | __raw_writel(prcm_context.cm_polctrl, OMAP3430_CM_POLCTRL); | |
458 | cm_write_mod_reg(prcm_context.iva2_cm_fclken, OMAP3430_IVA2_MOD, | |
459 | CM_FCLKEN); | |
460 | cm_write_mod_reg(prcm_context.iva2_cm_clken_pll, OMAP3430_IVA2_MOD, | |
461 | OMAP3430_CM_CLKEN_PLL); | |
462 | cm_write_mod_reg(prcm_context.core_cm_fclken1, CORE_MOD, CM_FCLKEN1); | |
463 | cm_write_mod_reg(prcm_context.core_cm_fclken3, CORE_MOD, | |
464 | OMAP3430ES2_CM_FCLKEN3); | |
465 | cm_write_mod_reg(prcm_context.sgx_cm_fclken, OMAP3430ES2_SGX_MOD, | |
466 | CM_FCLKEN); | |
467 | cm_write_mod_reg(prcm_context.wkup_cm_fclken, WKUP_MOD, CM_FCLKEN); | |
468 | cm_write_mod_reg(prcm_context.dss_cm_fclken, OMAP3430_DSS_MOD, | |
469 | CM_FCLKEN); | |
470 | cm_write_mod_reg(prcm_context.cam_cm_fclken, OMAP3430_CAM_MOD, | |
471 | CM_FCLKEN); | |
472 | cm_write_mod_reg(prcm_context.per_cm_fclken, OMAP3430_PER_MOD, | |
473 | CM_FCLKEN); | |
474 | cm_write_mod_reg(prcm_context.usbhost_cm_fclken, | |
475 | OMAP3430ES2_USBHOST_MOD, CM_FCLKEN); | |
476 | cm_write_mod_reg(prcm_context.core_cm_iclken1, CORE_MOD, CM_ICLKEN1); | |
477 | cm_write_mod_reg(prcm_context.core_cm_iclken2, CORE_MOD, CM_ICLKEN2); | |
478 | cm_write_mod_reg(prcm_context.core_cm_iclken3, CORE_MOD, CM_ICLKEN3); | |
479 | cm_write_mod_reg(prcm_context.sgx_cm_iclken, OMAP3430ES2_SGX_MOD, | |
480 | CM_ICLKEN); | |
481 | cm_write_mod_reg(prcm_context.wkup_cm_iclken, WKUP_MOD, CM_ICLKEN); | |
482 | cm_write_mod_reg(prcm_context.dss_cm_iclken, OMAP3430_DSS_MOD, | |
483 | CM_ICLKEN); | |
484 | cm_write_mod_reg(prcm_context.cam_cm_iclken, OMAP3430_CAM_MOD, | |
485 | CM_ICLKEN); | |
486 | cm_write_mod_reg(prcm_context.per_cm_iclken, OMAP3430_PER_MOD, | |
487 | CM_ICLKEN); | |
488 | cm_write_mod_reg(prcm_context.usbhost_cm_iclken, | |
489 | OMAP3430ES2_USBHOST_MOD, CM_ICLKEN); | |
490 | cm_write_mod_reg(prcm_context.iva2_cm_autiidle2, OMAP3430_IVA2_MOD, | |
491 | CM_AUTOIDLE2); | |
492 | cm_write_mod_reg(prcm_context.mpu_cm_autoidle2, MPU_MOD, CM_AUTOIDLE2); | |
c171a258 | 493 | cm_write_mod_reg(prcm_context.iva2_cm_clkstctrl, OMAP3430_IVA2_MOD, |
84c0c39a AP |
494 | OMAP2_CM_CLKSTCTRL); |
495 | cm_write_mod_reg(prcm_context.mpu_cm_clkstctrl, MPU_MOD, | |
496 | OMAP2_CM_CLKSTCTRL); | |
c171a258 | 497 | cm_write_mod_reg(prcm_context.core_cm_clkstctrl, CORE_MOD, |
84c0c39a | 498 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 499 | cm_write_mod_reg(prcm_context.sgx_cm_clkstctrl, OMAP3430ES2_SGX_MOD, |
84c0c39a | 500 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 501 | cm_write_mod_reg(prcm_context.dss_cm_clkstctrl, OMAP3430_DSS_MOD, |
84c0c39a | 502 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 503 | cm_write_mod_reg(prcm_context.cam_cm_clkstctrl, OMAP3430_CAM_MOD, |
84c0c39a | 504 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 505 | cm_write_mod_reg(prcm_context.per_cm_clkstctrl, OMAP3430_PER_MOD, |
84c0c39a | 506 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 507 | cm_write_mod_reg(prcm_context.neon_cm_clkstctrl, OMAP3430_NEON_MOD, |
84c0c39a | 508 | OMAP2_CM_CLKSTCTRL); |
c171a258 | 509 | cm_write_mod_reg(prcm_context.usbhost_cm_clkstctrl, |
84c0c39a | 510 | OMAP3430ES2_USBHOST_MOD, OMAP2_CM_CLKSTCTRL); |
c171a258 RN |
511 | cm_write_mod_reg(prcm_context.core_cm_autoidle1, CORE_MOD, |
512 | CM_AUTOIDLE1); | |
513 | cm_write_mod_reg(prcm_context.core_cm_autoidle2, CORE_MOD, | |
514 | CM_AUTOIDLE2); | |
515 | cm_write_mod_reg(prcm_context.core_cm_autoidle3, CORE_MOD, | |
516 | CM_AUTOIDLE3); | |
517 | cm_write_mod_reg(prcm_context.wkup_cm_autoidle, WKUP_MOD, CM_AUTOIDLE); | |
518 | cm_write_mod_reg(prcm_context.dss_cm_autoidle, OMAP3430_DSS_MOD, | |
519 | CM_AUTOIDLE); | |
520 | cm_write_mod_reg(prcm_context.cam_cm_autoidle, OMAP3430_CAM_MOD, | |
521 | CM_AUTOIDLE); | |
522 | cm_write_mod_reg(prcm_context.per_cm_autoidle, OMAP3430_PER_MOD, | |
523 | CM_AUTOIDLE); | |
524 | cm_write_mod_reg(prcm_context.usbhost_cm_autoidle, | |
525 | OMAP3430ES2_USBHOST_MOD, CM_AUTOIDLE); | |
526 | cm_write_mod_reg(prcm_context.sgx_cm_sleepdep, OMAP3430ES2_SGX_MOD, | |
527 | OMAP3430_CM_SLEEPDEP); | |
528 | cm_write_mod_reg(prcm_context.dss_cm_sleepdep, OMAP3430_DSS_MOD, | |
529 | OMAP3430_CM_SLEEPDEP); | |
530 | cm_write_mod_reg(prcm_context.cam_cm_sleepdep, OMAP3430_CAM_MOD, | |
531 | OMAP3430_CM_SLEEPDEP); | |
532 | cm_write_mod_reg(prcm_context.per_cm_sleepdep, OMAP3430_PER_MOD, | |
533 | OMAP3430_CM_SLEEPDEP); | |
534 | cm_write_mod_reg(prcm_context.usbhost_cm_sleepdep, | |
535 | OMAP3430ES2_USBHOST_MOD, OMAP3430_CM_SLEEPDEP); | |
536 | cm_write_mod_reg(prcm_context.cm_clkout_ctrl, OMAP3430_CCR_MOD, | |
537 | OMAP3_CM_CLKOUT_CTRL_OFFSET); | |
538 | prm_write_mod_reg(prcm_context.prm_clkout_ctrl, OMAP3430_CCR_MOD, | |
539 | OMAP3_PRM_CLKOUT_CTRL_OFFSET); | |
540 | prm_write_mod_reg(prcm_context.sgx_pm_wkdep, OMAP3430ES2_SGX_MOD, | |
541 | PM_WKDEP); | |
542 | prm_write_mod_reg(prcm_context.dss_pm_wkdep, OMAP3430_DSS_MOD, | |
543 | PM_WKDEP); | |
544 | prm_write_mod_reg(prcm_context.cam_pm_wkdep, OMAP3430_CAM_MOD, | |
545 | PM_WKDEP); | |
546 | prm_write_mod_reg(prcm_context.per_pm_wkdep, OMAP3430_PER_MOD, | |
547 | PM_WKDEP); | |
548 | prm_write_mod_reg(prcm_context.neon_pm_wkdep, OMAP3430_NEON_MOD, | |
549 | PM_WKDEP); | |
550 | prm_write_mod_reg(prcm_context.usbhost_pm_wkdep, | |
551 | OMAP3430ES2_USBHOST_MOD, PM_WKDEP); | |
552 | prm_write_mod_reg(prcm_context.core_pm_mpugrpsel1, CORE_MOD, | |
553 | OMAP3430_PM_MPUGRPSEL1); | |
554 | prm_write_mod_reg(prcm_context.iva2_pm_ivagrpsel1, OMAP3430_IVA2_MOD, | |
555 | OMAP3430_PM_IVAGRPSEL1); | |
556 | prm_write_mod_reg(prcm_context.core_pm_mpugrpsel3, CORE_MOD, | |
557 | OMAP3430ES2_PM_MPUGRPSEL3); | |
558 | prm_write_mod_reg(prcm_context.core_pm_ivagrpsel3, CORE_MOD, | |
559 | OMAP3430ES2_PM_IVAGRPSEL3); | |
560 | prm_write_mod_reg(prcm_context.wkup_pm_mpugrpsel, WKUP_MOD, | |
561 | OMAP3430_PM_MPUGRPSEL); | |
562 | prm_write_mod_reg(prcm_context.wkup_pm_ivagrpsel, WKUP_MOD, | |
563 | OMAP3430_PM_IVAGRPSEL); | |
564 | prm_write_mod_reg(prcm_context.per_pm_mpugrpsel, OMAP3430_PER_MOD, | |
565 | OMAP3430_PM_MPUGRPSEL); | |
566 | prm_write_mod_reg(prcm_context.per_pm_ivagrpsel, OMAP3430_PER_MOD, | |
567 | OMAP3430_PM_IVAGRPSEL); | |
568 | prm_write_mod_reg(prcm_context.wkup_pm_wken, WKUP_MOD, PM_WKEN); | |
569 | return; | |
570 | } | |
571 | #endif |