xref: /openbmc/linux/arch/arm/mach-omap2/control.c (revision 59fb659b065f52fcc2deed293cfbfc58f890376c)
1 /*
2  * OMAP2/3 System Control Module register access
3  *
4  * Copyright (C) 2007 Texas Instruments, Inc.
5  * Copyright (C) 2007 Nokia Corporation
6  *
7  * Written by Paul Walmsley
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 #undef DEBUG
14 
15 #include <linux/kernel.h>
16 #include <linux/io.h>
17 
18 #include <plat/common.h>
19 #include <plat/sdrc.h>
20 
21 #include "cm-regbits-34xx.h"
22 #include "prm-regbits-34xx.h"
23 #include "prm2xxx_3xxx.h"
24 #include "cm2xxx_3xxx.h"
25 #include "sdrc.h"
26 #include "pm.h"
27 #include "control.h"
28 
29 static void __iomem *omap2_ctrl_base;
30 static void __iomem *omap4_ctrl_pad_base;
31 
32 #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM)
33 struct omap3_scratchpad {
34 	u32 boot_config_ptr;
35 	u32 public_restore_ptr;
36 	u32 secure_ram_restore_ptr;
37 	u32 sdrc_module_semaphore;
38 	u32 prcm_block_offset;
39 	u32 sdrc_block_offset;
40 };
41 
42 struct omap3_scratchpad_prcm_block {
43 	u32 prm_clksrc_ctrl;
44 	u32 prm_clksel;
45 	u32 cm_clksel_core;
46 	u32 cm_clksel_wkup;
47 	u32 cm_clken_pll;
48 	u32 cm_autoidle_pll;
49 	u32 cm_clksel1_pll;
50 	u32 cm_clksel2_pll;
51 	u32 cm_clksel3_pll;
52 	u32 cm_clken_pll_mpu;
53 	u32 cm_autoidle_pll_mpu;
54 	u32 cm_clksel1_pll_mpu;
55 	u32 cm_clksel2_pll_mpu;
56 	u32 prcm_block_size;
57 };
58 
59 struct omap3_scratchpad_sdrc_block {
60 	u16 sysconfig;
61 	u16 cs_cfg;
62 	u16 sharing;
63 	u16 err_type;
64 	u32 dll_a_ctrl;
65 	u32 dll_b_ctrl;
66 	u32 power;
67 	u32 cs_0;
68 	u32 mcfg_0;
69 	u16 mr_0;
70 	u16 emr_1_0;
71 	u16 emr_2_0;
72 	u16 emr_3_0;
73 	u32 actim_ctrla_0;
74 	u32 actim_ctrlb_0;
75 	u32 rfr_ctrl_0;
76 	u32 cs_1;
77 	u32 mcfg_1;
78 	u16 mr_1;
79 	u16 emr_1_1;
80 	u16 emr_2_1;
81 	u16 emr_3_1;
82 	u32 actim_ctrla_1;
83 	u32 actim_ctrlb_1;
84 	u32 rfr_ctrl_1;
85 	u16 dcdl_1_ctrl;
86 	u16 dcdl_2_ctrl;
87 	u32 flags;
88 	u32 block_size;
89 };
90 
91 void *omap3_secure_ram_storage;
92 
93 /*
94  * This is used to store ARM registers in SDRAM before attempting
95  * an MPU OFF. The save and restore happens from the SRAM sleep code.
96  * The address is stored in scratchpad, so that it can be used
97  * during the restore path.
98  */
99 u32 omap3_arm_context[128];
100 
101 struct omap3_control_regs {
102 	u32 sysconfig;
103 	u32 devconf0;
104 	u32 mem_dftrw0;
105 	u32 mem_dftrw1;
106 	u32 msuspendmux_0;
107 	u32 msuspendmux_1;
108 	u32 msuspendmux_2;
109 	u32 msuspendmux_3;
110 	u32 msuspendmux_4;
111 	u32 msuspendmux_5;
112 	u32 sec_ctrl;
113 	u32 devconf1;
114 	u32 csirxfe;
115 	u32 iva2_bootaddr;
116 	u32 iva2_bootmod;
117 	u32 debobs_0;
118 	u32 debobs_1;
119 	u32 debobs_2;
120 	u32 debobs_3;
121 	u32 debobs_4;
122 	u32 debobs_5;
123 	u32 debobs_6;
124 	u32 debobs_7;
125 	u32 debobs_8;
126 	u32 prog_io0;
127 	u32 prog_io1;
128 	u32 dss_dpll_spreading;
129 	u32 core_dpll_spreading;
130 	u32 per_dpll_spreading;
131 	u32 usbhost_dpll_spreading;
132 	u32 pbias_lite;
133 	u32 temp_sensor;
134 	u32 sramldo4;
135 	u32 sramldo5;
136 	u32 csi;
137 	u32 padconf_sys_nirq;
138 };
139 
140 static struct omap3_control_regs control_context;
141 #endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */
142 
143 #define OMAP_CTRL_REGADDR(reg)		(omap2_ctrl_base + (reg))
144 #define OMAP4_CTRL_PAD_REGADDR(reg)	(omap4_ctrl_pad_base + (reg))
145 
146 void __init omap2_set_globals_control(struct omap_globals *omap2_globals)
147 {
148 	/* Static mapping, never released */
149 	if (omap2_globals->ctrl) {
150 		omap2_ctrl_base = ioremap(omap2_globals->ctrl, SZ_4K);
151 		WARN_ON(!omap2_ctrl_base);
152 	}
153 
154 	/* Static mapping, never released */
155 	if (omap2_globals->ctrl_pad) {
156 		omap4_ctrl_pad_base = ioremap(omap2_globals->ctrl_pad, SZ_4K);
157 		WARN_ON(!omap4_ctrl_pad_base);
158 	}
159 }
160 
161 void __iomem *omap_ctrl_base_get(void)
162 {
163 	return omap2_ctrl_base;
164 }
165 
166 u8 omap_ctrl_readb(u16 offset)
167 {
168 	return __raw_readb(OMAP_CTRL_REGADDR(offset));
169 }
170 
171 u16 omap_ctrl_readw(u16 offset)
172 {
173 	return __raw_readw(OMAP_CTRL_REGADDR(offset));
174 }
175 
176 u32 omap_ctrl_readl(u16 offset)
177 {
178 	return __raw_readl(OMAP_CTRL_REGADDR(offset));
179 }
180 
181 void omap_ctrl_writeb(u8 val, u16 offset)
182 {
183 	__raw_writeb(val, OMAP_CTRL_REGADDR(offset));
184 }
185 
186 void omap_ctrl_writew(u16 val, u16 offset)
187 {
188 	__raw_writew(val, OMAP_CTRL_REGADDR(offset));
189 }
190 
191 void omap_ctrl_writel(u32 val, u16 offset)
192 {
193 	__raw_writel(val, OMAP_CTRL_REGADDR(offset));
194 }
195 
196 /*
197  * On OMAP4 control pad are not addressable from control
198  * core base. So the common omap_ctrl_read/write APIs breaks
199  * Hence export separate APIs to manage the omap4 pad control
200  * registers. This APIs will work only for OMAP4
201  */
202 
203 u32 omap4_ctrl_pad_readl(u16 offset)
204 {
205 	return __raw_readl(OMAP4_CTRL_PAD_REGADDR(offset));
206 }
207 
208 void omap4_ctrl_pad_writel(u32 val, u16 offset)
209 {
210 	__raw_writel(val, OMAP4_CTRL_PAD_REGADDR(offset));
211 }
212 
213 #ifdef CONFIG_ARCH_OMAP3
214 
215 /**
216  * omap3_ctrl_write_boot_mode - set scratchpad boot mode for the next boot
217  * @bootmode: 8-bit value to pass to some boot code
218  *
219  * Set the bootmode in the scratchpad RAM.  This is used after the
220  * system restarts.  Not sure what actually uses this - it may be the
221  * bootloader, rather than the boot ROM - contrary to the preserved
222  * comment below.  No return value.
223  */
224 void omap3_ctrl_write_boot_mode(u8 bootmode)
225 {
226 	u32 l;
227 
228 	l = ('B' << 24) | ('M' << 16) | bootmode;
229 
230 	/*
231 	 * Reserve the first word in scratchpad for communicating
232 	 * with the boot ROM. A pointer to a data structure
233 	 * describing the boot process can be stored there,
234 	 * cf. OMAP34xx TRM, Initialization / Software Booting
235 	 * Configuration.
236 	 *
237 	 * XXX This should use some omap_ctrl_writel()-type function
238 	 */
239 	__raw_writel(l, OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD + 4));
240 }
241 
242 #endif
243 
244 #if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM)
245 /*
246  * Clears the scratchpad contents in case of cold boot-
247  * called during bootup
248  */
249 void omap3_clear_scratchpad_contents(void)
250 {
251 	u32 max_offset = OMAP343X_SCRATCHPAD_ROM_OFFSET;
252 	void __iomem *v_addr;
253 	u32 offset = 0;
254 	v_addr = OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD_ROM);
255 	if (prm_read_mod_reg(OMAP3430_GR_MOD, OMAP3_PRM_RSTST_OFFSET) &
256 	    OMAP3430_GLOBAL_COLD_RST_MASK) {
257 		for ( ; offset <= max_offset; offset += 0x4)
258 			__raw_writel(0x0, (v_addr + offset));
259 		prm_set_mod_reg_bits(OMAP3430_GLOBAL_COLD_RST_MASK,
260 				     OMAP3430_GR_MOD,
261 				     OMAP3_PRM_RSTST_OFFSET);
262 	}
263 }
264 
265 /* Populate the scratchpad structure with restore structure */
266 void omap3_save_scratchpad_contents(void)
267 {
268 	void  __iomem *scratchpad_address;
269 	u32 arm_context_addr;
270 	struct omap3_scratchpad scratchpad_contents;
271 	struct omap3_scratchpad_prcm_block prcm_block_contents;
272 	struct omap3_scratchpad_sdrc_block sdrc_block_contents;
273 
274 	/*
275 	 * Populate the Scratchpad contents
276 	 *
277 	 * The "get_*restore_pointer" functions are used to provide a
278 	 * physical restore address where the ROM code jumps while waking
279 	 * up from MPU OFF/OSWR state.
280 	 * The restore pointer is stored into the scratchpad.
281 	 */
282 	scratchpad_contents.boot_config_ptr = 0x0;
283 	if (cpu_is_omap3630())
284 		scratchpad_contents.public_restore_ptr =
285 			virt_to_phys(get_omap3630_restore_pointer());
286 	else if (omap_rev() != OMAP3430_REV_ES3_0 &&
287 					omap_rev() != OMAP3430_REV_ES3_1)
288 		scratchpad_contents.public_restore_ptr =
289 			virt_to_phys(get_restore_pointer());
290 	else
291 		scratchpad_contents.public_restore_ptr =
292 			virt_to_phys(get_es3_restore_pointer());
293 	if (omap_type() == OMAP2_DEVICE_TYPE_GP)
294 		scratchpad_contents.secure_ram_restore_ptr = 0x0;
295 	else
296 		scratchpad_contents.secure_ram_restore_ptr =
297 			(u32) __pa(omap3_secure_ram_storage);
298 	scratchpad_contents.sdrc_module_semaphore = 0x0;
299 	scratchpad_contents.prcm_block_offset = 0x2C;
300 	scratchpad_contents.sdrc_block_offset = 0x64;
301 
302 	/* Populate the PRCM block contents */
303 	prcm_block_contents.prm_clksrc_ctrl = prm_read_mod_reg(OMAP3430_GR_MOD,
304 			OMAP3_PRM_CLKSRC_CTRL_OFFSET);
305 	prcm_block_contents.prm_clksel = prm_read_mod_reg(OMAP3430_CCR_MOD,
306 			OMAP3_PRM_CLKSEL_OFFSET);
307 	prcm_block_contents.cm_clksel_core =
308 			cm_read_mod_reg(CORE_MOD, CM_CLKSEL);
309 	prcm_block_contents.cm_clksel_wkup =
310 			cm_read_mod_reg(WKUP_MOD, CM_CLKSEL);
311 	prcm_block_contents.cm_clken_pll =
312 			cm_read_mod_reg(PLL_MOD, CM_CLKEN);
313 	prcm_block_contents.cm_autoidle_pll =
314 			cm_read_mod_reg(PLL_MOD, OMAP3430_CM_AUTOIDLE_PLL);
315 	prcm_block_contents.cm_clksel1_pll =
316 			cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL1_PLL);
317 	prcm_block_contents.cm_clksel2_pll =
318 			cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL2_PLL);
319 	prcm_block_contents.cm_clksel3_pll =
320 			cm_read_mod_reg(PLL_MOD, OMAP3430_CM_CLKSEL3);
321 	prcm_block_contents.cm_clken_pll_mpu =
322 			cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKEN_PLL);
323 	prcm_block_contents.cm_autoidle_pll_mpu =
324 			cm_read_mod_reg(MPU_MOD, OMAP3430_CM_AUTOIDLE_PLL);
325 	prcm_block_contents.cm_clksel1_pll_mpu =
326 			cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKSEL1_PLL);
327 	prcm_block_contents.cm_clksel2_pll_mpu =
328 			cm_read_mod_reg(MPU_MOD, OMAP3430_CM_CLKSEL2_PLL);
329 	prcm_block_contents.prcm_block_size = 0x0;
330 
331 	/* Populate the SDRC block contents */
332 	sdrc_block_contents.sysconfig =
333 			(sdrc_read_reg(SDRC_SYSCONFIG) & 0xFFFF);
334 	sdrc_block_contents.cs_cfg =
335 			(sdrc_read_reg(SDRC_CS_CFG) & 0xFFFF);
336 	sdrc_block_contents.sharing =
337 			(sdrc_read_reg(SDRC_SHARING) & 0xFFFF);
338 	sdrc_block_contents.err_type =
339 			(sdrc_read_reg(SDRC_ERR_TYPE) & 0xFFFF);
340 	sdrc_block_contents.dll_a_ctrl = sdrc_read_reg(SDRC_DLLA_CTRL);
341 	sdrc_block_contents.dll_b_ctrl = 0x0;
342 	/*
343 	 * Due to a OMAP3 errata (1.142), on EMU/HS devices SRDC should
344 	 * be programed to issue automatic self refresh on timeout
345 	 * of AUTO_CNT = 1 prior to any transition to OFF mode.
346 	 */
347 	if ((omap_type() != OMAP2_DEVICE_TYPE_GP)
348 			&& (omap_rev() >= OMAP3430_REV_ES3_0))
349 		sdrc_block_contents.power = (sdrc_read_reg(SDRC_POWER) &
350 				~(SDRC_POWER_AUTOCOUNT_MASK|
351 				SDRC_POWER_CLKCTRL_MASK)) |
352 				(1 << SDRC_POWER_AUTOCOUNT_SHIFT) |
353 				SDRC_SELF_REFRESH_ON_AUTOCOUNT;
354 	else
355 		sdrc_block_contents.power = sdrc_read_reg(SDRC_POWER);
356 
357 	sdrc_block_contents.cs_0 = 0x0;
358 	sdrc_block_contents.mcfg_0 = sdrc_read_reg(SDRC_MCFG_0);
359 	sdrc_block_contents.mr_0 = (sdrc_read_reg(SDRC_MR_0) & 0xFFFF);
360 	sdrc_block_contents.emr_1_0 = 0x0;
361 	sdrc_block_contents.emr_2_0 = 0x0;
362 	sdrc_block_contents.emr_3_0 = 0x0;
363 	sdrc_block_contents.actim_ctrla_0 =
364 			sdrc_read_reg(SDRC_ACTIM_CTRL_A_0);
365 	sdrc_block_contents.actim_ctrlb_0 =
366 			sdrc_read_reg(SDRC_ACTIM_CTRL_B_0);
367 	sdrc_block_contents.rfr_ctrl_0 =
368 			sdrc_read_reg(SDRC_RFR_CTRL_0);
369 	sdrc_block_contents.cs_1 = 0x0;
370 	sdrc_block_contents.mcfg_1 = sdrc_read_reg(SDRC_MCFG_1);
371 	sdrc_block_contents.mr_1 = sdrc_read_reg(SDRC_MR_1) & 0xFFFF;
372 	sdrc_block_contents.emr_1_1 = 0x0;
373 	sdrc_block_contents.emr_2_1 = 0x0;
374 	sdrc_block_contents.emr_3_1 = 0x0;
375 	sdrc_block_contents.actim_ctrla_1 =
376 			sdrc_read_reg(SDRC_ACTIM_CTRL_A_1);
377 	sdrc_block_contents.actim_ctrlb_1 =
378 			sdrc_read_reg(SDRC_ACTIM_CTRL_B_1);
379 	sdrc_block_contents.rfr_ctrl_1 =
380 			sdrc_read_reg(SDRC_RFR_CTRL_1);
381 	sdrc_block_contents.dcdl_1_ctrl = 0x0;
382 	sdrc_block_contents.dcdl_2_ctrl = 0x0;
383 	sdrc_block_contents.flags = 0x0;
384 	sdrc_block_contents.block_size = 0x0;
385 
386 	arm_context_addr = virt_to_phys(omap3_arm_context);
387 
388 	/* Copy all the contents to the scratchpad location */
389 	scratchpad_address = OMAP2_L4_IO_ADDRESS(OMAP343X_SCRATCHPAD);
390 	memcpy_toio(scratchpad_address, &scratchpad_contents,
391 		 sizeof(scratchpad_contents));
392 	/* Scratchpad contents being 32 bits, a divide by 4 done here */
393 	memcpy_toio(scratchpad_address +
394 		scratchpad_contents.prcm_block_offset,
395 		&prcm_block_contents, sizeof(prcm_block_contents));
396 	memcpy_toio(scratchpad_address +
397 		scratchpad_contents.sdrc_block_offset,
398 		&sdrc_block_contents, sizeof(sdrc_block_contents));
399 	/*
400 	 * Copies the address of the location in SDRAM where ARM
401 	 * registers get saved during a MPU OFF transition.
402 	 */
403 	memcpy_toio(scratchpad_address +
404 		scratchpad_contents.sdrc_block_offset +
405 		sizeof(sdrc_block_contents), &arm_context_addr, 4);
406 }
407 
408 void omap3_control_save_context(void)
409 {
410 	control_context.sysconfig = omap_ctrl_readl(OMAP2_CONTROL_SYSCONFIG);
411 	control_context.devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
412 	control_context.mem_dftrw0 =
413 			omap_ctrl_readl(OMAP343X_CONTROL_MEM_DFTRW0);
414 	control_context.mem_dftrw1 =
415 			omap_ctrl_readl(OMAP343X_CONTROL_MEM_DFTRW1);
416 	control_context.msuspendmux_0 =
417 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_0);
418 	control_context.msuspendmux_1 =
419 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_1);
420 	control_context.msuspendmux_2 =
421 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_2);
422 	control_context.msuspendmux_3 =
423 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_3);
424 	control_context.msuspendmux_4 =
425 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_4);
426 	control_context.msuspendmux_5 =
427 			omap_ctrl_readl(OMAP2_CONTROL_MSUSPENDMUX_5);
428 	control_context.sec_ctrl = omap_ctrl_readl(OMAP2_CONTROL_SEC_CTRL);
429 	control_context.devconf1 = omap_ctrl_readl(OMAP343X_CONTROL_DEVCONF1);
430 	control_context.csirxfe = omap_ctrl_readl(OMAP343X_CONTROL_CSIRXFE);
431 	control_context.iva2_bootaddr =
432 			omap_ctrl_readl(OMAP343X_CONTROL_IVA2_BOOTADDR);
433 	control_context.iva2_bootmod =
434 			omap_ctrl_readl(OMAP343X_CONTROL_IVA2_BOOTMOD);
435 	control_context.debobs_0 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(0));
436 	control_context.debobs_1 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(1));
437 	control_context.debobs_2 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(2));
438 	control_context.debobs_3 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(3));
439 	control_context.debobs_4 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(4));
440 	control_context.debobs_5 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(5));
441 	control_context.debobs_6 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(6));
442 	control_context.debobs_7 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(7));
443 	control_context.debobs_8 = omap_ctrl_readl(OMAP343X_CONTROL_DEBOBS(8));
444 	control_context.prog_io0 = omap_ctrl_readl(OMAP343X_CONTROL_PROG_IO0);
445 	control_context.prog_io1 = omap_ctrl_readl(OMAP343X_CONTROL_PROG_IO1);
446 	control_context.dss_dpll_spreading =
447 			omap_ctrl_readl(OMAP343X_CONTROL_DSS_DPLL_SPREADING);
448 	control_context.core_dpll_spreading =
449 			omap_ctrl_readl(OMAP343X_CONTROL_CORE_DPLL_SPREADING);
450 	control_context.per_dpll_spreading =
451 			omap_ctrl_readl(OMAP343X_CONTROL_PER_DPLL_SPREADING);
452 	control_context.usbhost_dpll_spreading =
453 		omap_ctrl_readl(OMAP343X_CONTROL_USBHOST_DPLL_SPREADING);
454 	control_context.pbias_lite =
455 			omap_ctrl_readl(OMAP343X_CONTROL_PBIAS_LITE);
456 	control_context.temp_sensor =
457 			omap_ctrl_readl(OMAP343X_CONTROL_TEMP_SENSOR);
458 	control_context.sramldo4 = omap_ctrl_readl(OMAP343X_CONTROL_SRAMLDO4);
459 	control_context.sramldo5 = omap_ctrl_readl(OMAP343X_CONTROL_SRAMLDO5);
460 	control_context.csi = omap_ctrl_readl(OMAP343X_CONTROL_CSI);
461 	control_context.padconf_sys_nirq =
462 		omap_ctrl_readl(OMAP343X_CONTROL_PADCONF_SYSNIRQ);
463 	return;
464 }
465 
466 void omap3_control_restore_context(void)
467 {
468 	omap_ctrl_writel(control_context.sysconfig, OMAP2_CONTROL_SYSCONFIG);
469 	omap_ctrl_writel(control_context.devconf0, OMAP2_CONTROL_DEVCONF0);
470 	omap_ctrl_writel(control_context.mem_dftrw0,
471 					OMAP343X_CONTROL_MEM_DFTRW0);
472 	omap_ctrl_writel(control_context.mem_dftrw1,
473 					OMAP343X_CONTROL_MEM_DFTRW1);
474 	omap_ctrl_writel(control_context.msuspendmux_0,
475 					OMAP2_CONTROL_MSUSPENDMUX_0);
476 	omap_ctrl_writel(control_context.msuspendmux_1,
477 					OMAP2_CONTROL_MSUSPENDMUX_1);
478 	omap_ctrl_writel(control_context.msuspendmux_2,
479 					OMAP2_CONTROL_MSUSPENDMUX_2);
480 	omap_ctrl_writel(control_context.msuspendmux_3,
481 					OMAP2_CONTROL_MSUSPENDMUX_3);
482 	omap_ctrl_writel(control_context.msuspendmux_4,
483 					OMAP2_CONTROL_MSUSPENDMUX_4);
484 	omap_ctrl_writel(control_context.msuspendmux_5,
485 					OMAP2_CONTROL_MSUSPENDMUX_5);
486 	omap_ctrl_writel(control_context.sec_ctrl, OMAP2_CONTROL_SEC_CTRL);
487 	omap_ctrl_writel(control_context.devconf1, OMAP343X_CONTROL_DEVCONF1);
488 	omap_ctrl_writel(control_context.csirxfe, OMAP343X_CONTROL_CSIRXFE);
489 	omap_ctrl_writel(control_context.iva2_bootaddr,
490 					OMAP343X_CONTROL_IVA2_BOOTADDR);
491 	omap_ctrl_writel(control_context.iva2_bootmod,
492 					OMAP343X_CONTROL_IVA2_BOOTMOD);
493 	omap_ctrl_writel(control_context.debobs_0, OMAP343X_CONTROL_DEBOBS(0));
494 	omap_ctrl_writel(control_context.debobs_1, OMAP343X_CONTROL_DEBOBS(1));
495 	omap_ctrl_writel(control_context.debobs_2, OMAP343X_CONTROL_DEBOBS(2));
496 	omap_ctrl_writel(control_context.debobs_3, OMAP343X_CONTROL_DEBOBS(3));
497 	omap_ctrl_writel(control_context.debobs_4, OMAP343X_CONTROL_DEBOBS(4));
498 	omap_ctrl_writel(control_context.debobs_5, OMAP343X_CONTROL_DEBOBS(5));
499 	omap_ctrl_writel(control_context.debobs_6, OMAP343X_CONTROL_DEBOBS(6));
500 	omap_ctrl_writel(control_context.debobs_7, OMAP343X_CONTROL_DEBOBS(7));
501 	omap_ctrl_writel(control_context.debobs_8, OMAP343X_CONTROL_DEBOBS(8));
502 	omap_ctrl_writel(control_context.prog_io0, OMAP343X_CONTROL_PROG_IO0);
503 	omap_ctrl_writel(control_context.prog_io1, OMAP343X_CONTROL_PROG_IO1);
504 	omap_ctrl_writel(control_context.dss_dpll_spreading,
505 					OMAP343X_CONTROL_DSS_DPLL_SPREADING);
506 	omap_ctrl_writel(control_context.core_dpll_spreading,
507 					OMAP343X_CONTROL_CORE_DPLL_SPREADING);
508 	omap_ctrl_writel(control_context.per_dpll_spreading,
509 					OMAP343X_CONTROL_PER_DPLL_SPREADING);
510 	omap_ctrl_writel(control_context.usbhost_dpll_spreading,
511 				OMAP343X_CONTROL_USBHOST_DPLL_SPREADING);
512 	omap_ctrl_writel(control_context.pbias_lite,
513 					OMAP343X_CONTROL_PBIAS_LITE);
514 	omap_ctrl_writel(control_context.temp_sensor,
515 					OMAP343X_CONTROL_TEMP_SENSOR);
516 	omap_ctrl_writel(control_context.sramldo4, OMAP343X_CONTROL_SRAMLDO4);
517 	omap_ctrl_writel(control_context.sramldo5, OMAP343X_CONTROL_SRAMLDO5);
518 	omap_ctrl_writel(control_context.csi, OMAP343X_CONTROL_CSI);
519 	omap_ctrl_writel(control_context.padconf_sys_nirq,
520 			 OMAP343X_CONTROL_PADCONF_SYSNIRQ);
521 	return;
522 }
523 
524 void omap3630_ctrl_disable_rta(void)
525 {
526 	if (!cpu_is_omap3630())
527 		return;
528 	omap_ctrl_writel(OMAP36XX_RTA_DISABLE, OMAP36XX_CONTROL_MEM_RTA_CTRL);
529 }
530 
531 #endif /* CONFIG_ARCH_OMAP3 && CONFIG_PM */
532