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[adm5120] refresh 2.6.38 patches
[openwrt.git] / target / linux / omap24xx / patches-3.1 / 210-omap2-kexec-rewrite.patch
1 --- a/arch/arm/Kconfig
2 +++ b/arch/arm/Kconfig
3 @@ -1888,7 +1888,7 @@ config XIP_PHYS_ADDR
4
5 config KEXEC
6 bool "Kexec system call (EXPERIMENTAL)"
7 - depends on EXPERIMENTAL
8 + depends on EXPERIMENTAL && (!SMP || HOTPLUG_CPU)
9 help
10 kexec is a system call that implements the ability to shutdown your
11 current kernel, and to start another kernel. It is like a reboot
12 --- /dev/null
13 +++ b/arch/arm/include/asm/idmap.h
14 @@ -0,0 +1,11 @@
15 +#ifndef __ASM_IDMAP_H
16 +#define __ASM_IDMAP_H
17 +
18 +#include <linux/compiler.h>
19 +
20 +/* Tag a function as requiring to be executed via an identity mapping. */
21 +#define __idmap __section(.idmap.text) noinline notrace
22 +
23 +void setup_mm_for_reboot(void);
24 +
25 +#endif /* __ASM_IDMAP_H */
26 --- a/arch/arm/include/asm/mach/arch.h
27 +++ b/arch/arm/include/asm/mach/arch.h
28 @@ -30,10 +30,10 @@ struct machine_desc {
29 unsigned int video_start; /* start of video RAM */
30 unsigned int video_end; /* end of video RAM */
31
32 - unsigned int reserve_lp0 :1; /* never has lp0 */
33 - unsigned int reserve_lp1 :1; /* never has lp1 */
34 - unsigned int reserve_lp2 :1; /* never has lp2 */
35 - unsigned int soft_reboot :1; /* soft reboot */
36 + unsigned char reserve_lp0 :1; /* never has lp0 */
37 + unsigned char reserve_lp1 :1; /* never has lp1 */
38 + unsigned char reserve_lp2 :1; /* never has lp2 */
39 + char restart_mode; /* default restart mode */
40 void (*fixup)(struct machine_desc *,
41 struct tag *, char **,
42 struct meminfo *);
43 @@ -46,6 +46,7 @@ struct machine_desc {
44 #ifdef CONFIG_MULTI_IRQ_HANDLER
45 void (*handle_irq)(struct pt_regs *);
46 #endif
47 + void (*restart)(char, const char *);
48 };
49
50 /*
51 --- a/arch/arm/include/asm/system.h
52 +++ b/arch/arm/include/asm/system.h
53 @@ -107,7 +107,7 @@ extern void __show_regs(struct pt_regs *
54 extern int cpu_architecture(void);
55 extern void cpu_init(void);
56
57 -void arm_machine_restart(char mode, const char *cmd);
58 +void soft_restart(unsigned long);
59 extern void (*arm_pm_restart)(char str, const char *cmd);
60
61 #define UDBG_UNDEFINED (1 << 0)
62 --- a/arch/arm/kernel/machine_kexec.c
63 +++ b/arch/arm/kernel/machine_kexec.c
64 @@ -12,12 +12,11 @@
65 #include <asm/mmu_context.h>
66 #include <asm/cacheflush.h>
67 #include <asm/mach-types.h>
68 +#include <asm/system.h>
69
70 extern const unsigned char relocate_new_kernel[];
71 extern const unsigned int relocate_new_kernel_size;
72
73 -extern void setup_mm_for_reboot(char mode);
74 -
75 extern unsigned long kexec_start_address;
76 extern unsigned long kexec_indirection_page;
77 extern unsigned long kexec_mach_type;
78 @@ -111,14 +110,6 @@ void machine_kexec(struct kimage *image)
79
80 if (kexec_reinit)
81 kexec_reinit();
82 - local_irq_disable();
83 - local_fiq_disable();
84 - setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/
85 - flush_cache_all();
86 - outer_flush_all();
87 - outer_disable();
88 - cpu_proc_fin();
89 - outer_inv_all();
90 - flush_cache_all();
91 - cpu_reset(reboot_code_buffer_phys);
92 +
93 + soft_restart(reboot_code_buffer_phys);
94 }
95 --- a/arch/arm/kernel/process.c
96 +++ b/arch/arm/kernel/process.c
97 @@ -57,7 +57,7 @@ static const char *isa_modes[] = {
98 "ARM" , "Thumb" , "Jazelle", "ThumbEE"
99 };
100
101 -extern void setup_mm_for_reboot(char mode);
102 +extern void setup_mm_for_reboot(void);
103
104 static volatile int hlt_counter;
105
106 @@ -92,40 +92,64 @@ static int __init hlt_setup(char *__unus
107 __setup("nohlt", nohlt_setup);
108 __setup("hlt", hlt_setup);
109
110 -void arm_machine_restart(char mode, const char *cmd)
111 +extern void call_with_stack(void (*fn)(void *), void *arg, void *sp);
112 +typedef void (*phys_reset_t)(unsigned long);
113 +
114 +/*
115 + * A temporary stack to use for CPU reset. This is static so that we
116 + * don't clobber it with the identity mapping. When running with this
117 + * stack, any references to the current task *will not work* so you
118 + * should really do as little as possible before jumping to your reset
119 + * code.
120 + */
121 +#define SOFT_RESTART_STACK_WORDS 32
122 +static u32 soft_restart_stack[SOFT_RESTART_STACK_WORDS];
123 +
124 +static void __soft_restart(void *addr)
125 {
126 - /* Disable interrupts first */
127 - local_irq_disable();
128 - local_fiq_disable();
129 + phys_reset_t phys_reset;
130
131 - /*
132 - * Tell the mm system that we are going to reboot -
133 - * we may need it to insert some 1:1 mappings so that
134 - * soft boot works.
135 - */
136 - setup_mm_for_reboot(mode);
137 + /* Take out a flat memory mapping. */
138 + setup_mm_for_reboot();
139
140 - /* Clean and invalidate caches */
141 + /* Clean and invalidate caches. */
142 flush_cache_all();
143
144 - /* Turn off caching */
145 + /* Turn off caching. */
146 cpu_proc_fin();
147
148 /* Push out any further dirty data, and ensure cache is empty */
149 flush_cache_all();
150
151 - /*
152 - * Now call the architecture specific reboot code.
153 - */
154 - arch_reset(mode, cmd);
155 -
156 - /*
157 - * Whoops - the architecture was unable to reboot.
158 - * Tell the user!
159 - */
160 - mdelay(1000);
161 - printk("Reboot failed -- System halted\n");
162 - while (1);
163 + /* Switch to the identity mapping. */
164 + phys_reset = (phys_reset_t)(unsigned long)virt_to_phys(cpu_reset);
165 + phys_reset((unsigned long)addr);
166 +
167 + /* Should never get here. */
168 + BUG();
169 +}
170 +
171 +void soft_restart(unsigned long addr)
172 +{
173 + u32 *stack = soft_restart_stack + SOFT_RESTART_STACK_WORDS;
174 +
175 + /* Disable interrupts first */
176 + local_irq_disable();
177 + local_fiq_disable();
178 +
179 + /* Disable the L2 if we're the last man standing. */
180 + if (num_online_cpus() == 1)
181 + outer_disable();
182 +
183 + /* Change to the new stack and continue with the reset. */
184 + call_with_stack(__soft_restart, (void *)addr, (void *)stack);
185 +
186 + /* Should never get here. */
187 + BUG();
188 +}
189 +
190 +static void null_restart(char mode, const char *cmd)
191 +{
192 }
193
194 /*
195 @@ -134,7 +158,7 @@ void arm_machine_restart(char mode, cons
196 void (*pm_power_off)(void);
197 EXPORT_SYMBOL(pm_power_off);
198
199 -void (*arm_pm_restart)(char str, const char *cmd) = arm_machine_restart;
200 +void (*arm_pm_restart)(char str, const char *cmd) = null_restart;
201 EXPORT_SYMBOL_GPL(arm_pm_restart);
202
203 static void do_nothing(void *unused)
204 @@ -253,7 +277,15 @@ void machine_power_off(void)
205 void machine_restart(char *cmd)
206 {
207 machine_shutdown();
208 +
209 arm_pm_restart(reboot_mode, cmd);
210 +
211 + /* Give a grace period for failure to restart of 1s */
212 + mdelay(1000);
213 +
214 + /* Whoops - the platform was unable to reboot. Tell the user! */
215 + printk("Reboot failed -- System halted\n");
216 + while (1);
217 }
218
219 void __show_regs(struct pt_regs *regs)
220 --- a/arch/arm/kernel/setup.c
221 +++ b/arch/arm/kernel/setup.c
222 @@ -896,8 +896,8 @@ void __init setup_arch(char **cmdline_p)
223 arm_dma_zone_size = mdesc->dma_zone_size;
224 }
225 #endif
226 - if (mdesc->soft_reboot)
227 - reboot_setup("s");
228 + if (mdesc->restart_mode)
229 + reboot_setup(&mdesc->restart_mode);
230
231 init_mm.start_code = (unsigned long) _text;
232 init_mm.end_code = (unsigned long) _etext;
233 @@ -916,6 +916,9 @@ void __init setup_arch(char **cmdline_p)
234 paging_init(mdesc);
235 request_standard_resources(mdesc);
236
237 + if (mdesc->restart)
238 + arm_pm_restart = mdesc->restart;
239 +
240 unflatten_device_tree();
241
242 #ifdef CONFIG_SMP
243 --- a/arch/arm/kernel/smp.c
244 +++ b/arch/arm/kernel/smp.c
245 @@ -558,6 +558,10 @@ static void ipi_cpu_stop(unsigned int cp
246 local_fiq_disable();
247 local_irq_disable();
248
249 +#ifdef CONFIG_HOTPLUG_CPU
250 + platform_cpu_kill(cpu);
251 +#endif
252 +
253 while (1)
254 cpu_relax();
255 }
256 --- a/arch/arm/kernel/vmlinux.lds.S
257 +++ b/arch/arm/kernel/vmlinux.lds.S
258 @@ -91,6 +91,7 @@ SECTIONS
259 SCHED_TEXT
260 LOCK_TEXT
261 KPROBES_TEXT
262 + IDMAP_TEXT
263 #ifdef CONFIG_MMU
264 *(.fixup)
265 #endif
266 --- a/arch/arm/lib/Makefile
267 +++ b/arch/arm/lib/Makefile
268 @@ -13,7 +13,8 @@ lib-y := backtrace.o changebit.o csumip
269 testchangebit.o testclearbit.o testsetbit.o \
270 ashldi3.o ashrdi3.o lshrdi3.o muldi3.o \
271 ucmpdi2.o lib1funcs.o div64.o \
272 - io-readsb.o io-writesb.o io-readsl.o io-writesl.o
273 + io-readsb.o io-writesb.o io-readsl.o io-writesl.o \
274 + call_with_stack.o
275
276 mmu-y := clear_user.o copy_page.o getuser.o putuser.o
277
278 --- /dev/null
279 +++ b/arch/arm/lib/call_with_stack.S
280 @@ -0,0 +1,44 @@
281 +/*
282 + * arch/arm/lib/call_with_stack.S
283 + *
284 + * Copyright (C) 2011 ARM Ltd.
285 + * Written by Will Deacon <will.deacon@arm.com>
286 + *
287 + * This program is free software; you can redistribute it and/or modify
288 + * it under the terms of the GNU General Public License version 2 as
289 + * published by the Free Software Foundation.
290 + *
291 + * This program is distributed in the hope that it will be useful,
292 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
293 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
294 + * GNU General Public License for more details.
295 + *
296 + * You should have received a copy of the GNU General Public License
297 + * along with this program; if not, write to the Free Software
298 + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
299 + */
300 +
301 +#include <linux/linkage.h>
302 +#include <asm/assembler.h>
303 +
304 +/*
305 + * void call_with_stack(void (*fn)(void *), void *arg, void *sp)
306 + *
307 + * Change the stack to that pointed at by sp, then invoke fn(arg) with
308 + * the new stack.
309 + */
310 +ENTRY(call_with_stack)
311 + str sp, [r2, #-4]!
312 + str lr, [r2, #-4]!
313 +
314 + mov sp, r2
315 + mov r2, r0
316 + mov r0, r1
317 +
318 + adr lr, BSYM(1f)
319 + mov pc, r2
320 +
321 +1: ldr lr, [sp]
322 + ldr sp, [sp, #4]
323 + mov pc, lr
324 +ENDPROC(call_with_stack)
325 --- a/arch/arm/mach-omap2/board-2430sdp.c
326 +++ b/arch/arm/mach-omap2/board-2430sdp.c
327 @@ -34,7 +34,7 @@
328 #include <asm/mach/map.h>
329
330 #include <plat/board.h>
331 -#include <plat/common.h>
332 +#include "common.h"
333 #include <plat/gpmc.h>
334 #include <plat/usb.h>
335 #include <plat/gpmc-smc91x.h>
336 @@ -264,4 +264,5 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sd
337 .init_irq = omap2_init_irq,
338 .init_machine = omap_2430sdp_init,
339 .timer = &omap2_timer,
340 + .restart = omap_prcm_restart,
341 MACHINE_END
342 --- a/arch/arm/mach-omap2/board-3430sdp.c
343 +++ b/arch/arm/mach-omap2/board-3430sdp.c
344 @@ -33,7 +33,7 @@
345 #include <plat/mcspi.h>
346 #include <plat/board.h>
347 #include <plat/usb.h>
348 -#include <plat/common.h>
349 +#include "common.h"
350 #include <plat/dma.h>
351 #include <plat/gpmc.h>
352 #include <video/omapdss.h>
353 @@ -736,4 +736,5 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 34
354 .init_irq = omap3_init_irq,
355 .init_machine = omap_3430sdp_init,
356 .timer = &omap3_timer,
357 + .restart = omap_prcm_restart,
358 MACHINE_END
359 --- a/arch/arm/mach-omap2/board-3630sdp.c
360 +++ b/arch/arm/mach-omap2/board-3630sdp.c
361 @@ -16,7 +16,7 @@
362 #include <asm/mach-types.h>
363 #include <asm/mach/arch.h>
364
365 -#include <plat/common.h>
366 +#include "common.h"
367 #include <plat/board.h>
368 #include <plat/gpmc-smc91x.h>
369 #include <plat/usb.h>
370 @@ -222,4 +222,5 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SD
371 .init_irq = omap3_init_irq,
372 .init_machine = omap_sdp_init,
373 .timer = &omap3_timer,
374 + .restart = omap_prcm_restart,
375 MACHINE_END
376 --- a/arch/arm/mach-omap2/board-4430sdp.c
377 +++ b/arch/arm/mach-omap2/board-4430sdp.c
378 @@ -27,13 +27,12 @@
379 #include <linux/leds_pwm.h>
380
381 #include <mach/hardware.h>
382 -#include <mach/omap4-common.h>
383 #include <asm/mach-types.h>
384 #include <asm/mach/arch.h>
385 #include <asm/mach/map.h>
386
387 #include <plat/board.h>
388 -#include <plat/common.h>
389 +#include "common.h"
390 #include <plat/usb.h>
391 #include <plat/mmc.h>
392 #include <plat/omap4-keypad.h>
393 @@ -845,4 +844,5 @@ MACHINE_START(OMAP_4430SDP, "OMAP4430 44
394 .init_irq = gic_init_irq,
395 .init_machine = omap_4430sdp_init,
396 .timer = &omap4_timer,
397 + .restart = omap_prcm_restart,
398 MACHINE_END
399 --- a/arch/arm/mach-omap2/board-am3517crane.c
400 +++ b/arch/arm/mach-omap2/board-am3517crane.c
401 @@ -27,7 +27,7 @@
402 #include <asm/mach/map.h>
403
404 #include <plat/board.h>
405 -#include <plat/common.h>
406 +#include "common.h"
407 #include <plat/usb.h>
408
409 #include "mux.h"
410 @@ -105,4 +105,5 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRA
411 .init_irq = omap3_init_irq,
412 .init_machine = am3517_crane_init,
413 .timer = &omap3_timer,
414 + .restart = omap_prcm_restart,
415 MACHINE_END
416 --- a/arch/arm/mach-omap2/board-am3517evm.c
417 +++ b/arch/arm/mach-omap2/board-am3517evm.c
418 @@ -32,7 +32,7 @@
419 #include <asm/mach/map.h>
420
421 #include <plat/board.h>
422 -#include <plat/common.h>
423 +#include "common.h"
424 #include <plat/usb.h>
425 #include <video/omapdss.h>
426 #include <video/omap-panel-generic-dpi.h>
427 @@ -497,4 +497,5 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3
428 .init_irq = omap3_init_irq,
429 .init_machine = am3517_evm_init,
430 .timer = &omap3_timer,
431 + .restart = omap_prcm_restart,
432 MACHINE_END
433 --- a/arch/arm/mach-omap2/board-apollon.c
434 +++ b/arch/arm/mach-omap2/board-apollon.c
435 @@ -37,7 +37,7 @@
436 #include <plat/led.h>
437 #include <plat/usb.h>
438 #include <plat/board.h>
439 -#include <plat/common.h>
440 +#include "common.h"
441 #include <plat/gpmc.h>
442
443 #include "mux.h"
444 @@ -357,4 +357,5 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Ap
445 .init_irq = omap2_init_irq,
446 .init_machine = omap_apollon_init,
447 .timer = &omap2_timer,
448 + .restart = omap_prcm_restart,
449 MACHINE_END
450 --- a/arch/arm/mach-omap2/board-cm-t35.c
451 +++ b/arch/arm/mach-omap2/board-cm-t35.c
452 @@ -37,7 +37,7 @@
453 #include <asm/mach/map.h>
454
455 #include <plat/board.h>
456 -#include <plat/common.h>
457 +#include "common.h"
458 #include <plat/nand.h>
459 #include <plat/gpmc.h>
460 #include <plat/usb.h>
461 @@ -641,6 +641,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35")
462 .init_irq = omap3_init_irq,
463 .init_machine = cm_t35_init,
464 .timer = &omap3_timer,
465 + .restart = omap_prcm_restart,
466 MACHINE_END
467
468 MACHINE_START(CM_T3730, "Compulab CM-T3730")
469 @@ -651,4 +652,5 @@ MACHINE_START(CM_T3730, "Compulab CM-T37
470 .init_irq = omap3_init_irq,
471 .init_machine = cm_t3730_init,
472 .timer = &omap3_timer,
473 + .restart = omap_prcm_restart,
474 MACHINE_END
475 --- a/arch/arm/mach-omap2/board-cm-t3517.c
476 +++ b/arch/arm/mach-omap2/board-cm-t3517.c
477 @@ -39,7 +39,7 @@
478 #include <asm/mach/map.h>
479
480 #include <plat/board.h>
481 -#include <plat/common.h>
482 +#include "common.h"
483 #include <plat/usb.h>
484 #include <plat/nand.h>
485 #include <plat/gpmc.h>
486 @@ -306,4 +306,5 @@ MACHINE_START(CM_T3517, "Compulab CM-T35
487 .init_irq = omap3_init_irq,
488 .init_machine = cm_t3517_init,
489 .timer = &omap3_timer,
490 + .restart = omap_prcm_restart,
491 MACHINE_END
492 --- a/arch/arm/mach-omap2/board-devkit8000.c
493 +++ b/arch/arm/mach-omap2/board-devkit8000.c
494 @@ -41,7 +41,7 @@
495 #include <asm/mach/flash.h>
496
497 #include <plat/board.h>
498 -#include <plat/common.h>
499 +#include "common.h"
500 #include <plat/gpmc.h>
501 #include <plat/nand.h>
502 #include <plat/usb.h>
503 @@ -674,4 +674,5 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8
504 .init_irq = devkit8000_init_irq,
505 .init_machine = devkit8000_init,
506 .timer = &omap3_secure_timer,
507 + .restart = omap_prcm_restart,
508 MACHINE_END
509 --- a/arch/arm/mach-omap2/board-h4.c
510 +++ b/arch/arm/mach-omap2/board-h4.c
511 @@ -34,7 +34,7 @@
512 #include <mach/gpio.h>
513 #include <plat/usb.h>
514 #include <plat/board.h>
515 -#include <plat/common.h>
516 +#include "common.h"
517 #include <plat/keypad.h>
518 #include <plat/menelaus.h>
519 #include <plat/dma.h>
520 @@ -389,4 +389,5 @@ MACHINE_START(OMAP_H4, "OMAP2420 H4 boar
521 .init_irq = omap_h4_init_irq,
522 .init_machine = omap_h4_init,
523 .timer = &omap2_timer,
524 + .restart = omap_prcm_restart,
525 MACHINE_END
526 --- a/arch/arm/mach-omap2/board-igep0020.c
527 +++ b/arch/arm/mach-omap2/board-igep0020.c
528 @@ -28,7 +28,7 @@
529 #include <asm/mach/arch.h>
530
531 #include <plat/board.h>
532 -#include <plat/common.h>
533 +#include "common.h"
534 #include <plat/gpmc.h>
535 #include <plat/usb.h>
536 #include <video/omapdss.h>
537 @@ -679,6 +679,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board")
538 .init_irq = omap3_init_irq,
539 .init_machine = igep_init,
540 .timer = &omap3_timer,
541 + .restart = omap_prcm_restart,
542 MACHINE_END
543
544 MACHINE_START(IGEP0030, "IGEP OMAP3 module")
545 @@ -689,4 +690,5 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 modu
546 .init_irq = omap3_init_irq,
547 .init_machine = igep_init,
548 .timer = &omap3_timer,
549 + .restart = omap_prcm_restart,
550 MACHINE_END
551 --- a/arch/arm/mach-omap2/board-ldp.c
552 +++ b/arch/arm/mach-omap2/board-ldp.c
553 @@ -36,7 +36,7 @@
554 #include <plat/mcspi.h>
555 #include <mach/gpio.h>
556 #include <plat/board.h>
557 -#include <plat/common.h>
558 +#include "common.h"
559 #include <plat/gpmc.h>
560 #include <mach/board-zoom.h>
561
562 @@ -340,4 +340,5 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board"
563 .init_irq = omap3_init_irq,
564 .init_machine = omap_ldp_init,
565 .timer = &omap3_timer,
566 + .restart = omap_prcm_restart,
567 MACHINE_END
568 --- a/arch/arm/mach-omap2/board-n8x0.c
569 +++ b/arch/arm/mach-omap2/board-n8x0.c
570 @@ -26,7 +26,7 @@
571 #include <asm/mach-types.h>
572
573 #include <plat/board.h>
574 -#include <plat/common.h>
575 +#include "common.h"
576 #include <plat/menelaus.h>
577 #include <mach/irqs.h>
578 #include <plat/mcspi.h>
579 @@ -702,6 +702,7 @@ MACHINE_START(NOKIA_N800, "Nokia N800")
580 .init_irq = omap2_init_irq,
581 .init_machine = n8x0_init_machine,
582 .timer = &omap2_timer,
583 + .restart = omap_prcm_restart,
584 MACHINE_END
585
586 MACHINE_START(NOKIA_N810, "Nokia N810")
587 @@ -712,6 +713,7 @@ MACHINE_START(NOKIA_N810, "Nokia N810")
588 .init_irq = omap2_init_irq,
589 .init_machine = n8x0_init_machine,
590 .timer = &omap2_timer,
591 + .restart = omap_prcm_restart,
592 MACHINE_END
593
594 MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
595 @@ -722,4 +724,5 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N
596 .init_irq = omap2_init_irq,
597 .init_machine = n8x0_init_machine,
598 .timer = &omap2_timer,
599 + .restart = omap_prcm_restart,
600 MACHINE_END
601 --- a/arch/arm/mach-omap2/board-omap3beagle.c
602 +++ b/arch/arm/mach-omap2/board-omap3beagle.c
603 @@ -40,7 +40,7 @@
604 #include <asm/mach/flash.h>
605
606 #include <plat/board.h>
607 -#include <plat/common.h>
608 +#include "common.h"
609 #include <video/omapdss.h>
610 #include <video/omap-panel-generic-dpi.h>
611 #include <plat/gpmc.h>
612 @@ -564,4 +564,5 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagl
613 .init_irq = omap3_beagle_init_irq,
614 .init_machine = omap3_beagle_init,
615 .timer = &omap3_secure_timer,
616 + .restart = omap_prcm_restart,
617 MACHINE_END
618 --- a/arch/arm/mach-omap2/board-omap3evm.c
619 +++ b/arch/arm/mach-omap2/board-omap3evm.c
620 @@ -42,7 +42,7 @@
621
622 #include <plat/board.h>
623 #include <plat/usb.h>
624 -#include <plat/common.h>
625 +#include "common.h"
626 #include <plat/mcspi.h>
627 #include <video/omapdss.h>
628 #include <video/omap-panel-generic-dpi.h>
629 @@ -688,4 +688,5 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM")
630 .init_irq = omap3_init_irq,
631 .init_machine = omap3_evm_init,
632 .timer = &omap3_timer,
633 + .restart = omap_prcm_restart,
634 MACHINE_END
635 --- a/arch/arm/mach-omap2/board-omap3logic.c
636 +++ b/arch/arm/mach-omap2/board-omap3logic.c
637 @@ -40,7 +40,7 @@
638
639 #include <plat/mux.h>
640 #include <plat/board.h>
641 -#include <plat/common.h>
642 +#include "common.h"
643 #include <plat/gpmc-smsc911x.h>
644 #include <plat/gpmc.h>
645 #include <plat/sdrc.h>
646 @@ -215,6 +215,7 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP
647 .init_irq = omap3_init_irq,
648 .init_machine = omap3logic_init,
649 .timer = &omap3_timer,
650 + .restart = omap_prcm_restart,
651 MACHINE_END
652
653 MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board")
654 @@ -224,4 +225,5 @@ MACHINE_START(OMAP3530_LV_SOM, "OMAP Log
655 .init_irq = omap3_init_irq,
656 .init_machine = omap3logic_init,
657 .timer = &omap3_timer,
658 + .restart = omap_prcm_restart,
659 MACHINE_END
660 --- a/arch/arm/mach-omap2/board-omap3pandora.c
661 +++ b/arch/arm/mach-omap2/board-omap3pandora.c
662 @@ -41,7 +41,7 @@
663 #include <asm/mach/map.h>
664
665 #include <plat/board.h>
666 -#include <plat/common.h>
667 +#include "common.h"
668 #include <mach/hardware.h>
669 #include <plat/mcspi.h>
670 #include <plat/usb.h>
671 @@ -613,4 +613,5 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Ha
672 .init_irq = omap3_init_irq,
673 .init_machine = omap3pandora_init,
674 .timer = &omap3_timer,
675 + .restart = omap_prcm_restart,
676 MACHINE_END
677 --- a/arch/arm/mach-omap2/board-omap3stalker.c
678 +++ b/arch/arm/mach-omap2/board-omap3stalker.c
679 @@ -35,7 +35,7 @@
680 #include <asm/mach/flash.h>
681
682 #include <plat/board.h>
683 -#include <plat/common.h>
684 +#include "common.h"
685 #include <plat/gpmc.h>
686 #include <plat/nand.h>
687 #include <plat/usb.h>
688 @@ -500,4 +500,5 @@ MACHINE_START(SBC3530, "OMAP3 STALKER")
689 .init_irq = omap3_stalker_init_irq,
690 .init_machine = omap3_stalker_init,
691 .timer = &omap3_secure_timer,
692 + .restart = omap_prcm_restart,
693 MACHINE_END
694 --- a/arch/arm/mach-omap2/board-omap3touchbook.c
695 +++ b/arch/arm/mach-omap2/board-omap3touchbook.c
696 @@ -44,7 +44,7 @@
697 #include <asm/mach/flash.h>
698
699 #include <plat/board.h>
700 -#include <plat/common.h>
701 +#include "common.h"
702 #include <plat/gpmc.h>
703 #include <plat/nand.h>
704 #include <plat/usb.h>
705 @@ -411,4 +411,5 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchboo
706 .init_irq = omap3_touchbook_init_irq,
707 .init_machine = omap3_touchbook_init,
708 .timer = &omap3_secure_timer,
709 + .restart = omap_prcm_restart,
710 MACHINE_END
711 --- a/arch/arm/mach-omap2/board-omap4panda.c
712 +++ b/arch/arm/mach-omap2/board-omap4panda.c
713 @@ -30,14 +30,13 @@
714 #include <linux/wl12xx.h>
715
716 #include <mach/hardware.h>
717 -#include <mach/omap4-common.h>
718 #include <asm/mach-types.h>
719 #include <asm/mach/arch.h>
720 #include <asm/mach/map.h>
721 #include <video/omapdss.h>
722
723 #include <plat/board.h>
724 -#include <plat/common.h>
725 +#include "common.h"
726 #include <plat/usb.h>
727 #include <plat/mmc.h>
728 #include <video/omap-panel-generic-dpi.h>
729 @@ -590,4 +589,5 @@ MACHINE_START(OMAP4_PANDA, "OMAP4 Panda
730 .init_irq = gic_init_irq,
731 .init_machine = omap4_panda_init,
732 .timer = &omap4_timer,
733 + .restart = omap_prcm_restart,
734 MACHINE_END
735 --- a/arch/arm/mach-omap2/board-overo.c
736 +++ b/arch/arm/mach-omap2/board-overo.c
737 @@ -43,7 +43,7 @@
738 #include <asm/mach/map.h>
739
740 #include <plat/board.h>
741 -#include <plat/common.h>
742 +#include "common.h"
743 #include <video/omapdss.h>
744 #include <video/omap-panel-generic-dpi.h>
745 #include <plat/gpmc.h>
746 @@ -568,4 +568,5 @@ MACHINE_START(OVERO, "Gumstix Overo")
747 .init_irq = omap3_init_irq,
748 .init_machine = overo_init,
749 .timer = &omap3_timer,
750 + .restart = omap_prcm_restart,
751 MACHINE_END
752 --- a/arch/arm/mach-omap2/board-rm680.c
753 +++ b/arch/arm/mach-omap2/board-rm680.c
754 @@ -25,7 +25,7 @@
755 #include <plat/mmc.h>
756 #include <plat/usb.h>
757 #include <plat/gpmc.h>
758 -#include <plat/common.h>
759 +#include "common.h"
760 #include <plat/onenand.h>
761
762 #include "mux.h"
763 @@ -160,4 +160,5 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680
764 .init_irq = omap3_init_irq,
765 .init_machine = rm680_init,
766 .timer = &omap3_timer,
767 + .restart = omap_prcm_restart,
768 MACHINE_END
769 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c
770 +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
771 @@ -27,7 +27,7 @@
772
773 #include <plat/mcspi.h>
774 #include <plat/board.h>
775 -#include <plat/common.h>
776 +#include "common.h"
777 #include <plat/dma.h>
778 #include <plat/gpmc.h>
779 #include <plat/onenand.h>
780 --- a/arch/arm/mach-omap2/board-rx51.c
781 +++ b/arch/arm/mach-omap2/board-rx51.c
782 @@ -25,7 +25,7 @@
783
784 #include <plat/mcspi.h>
785 #include <plat/board.h>
786 -#include <plat/common.h>
787 +#include "common.h"
788 #include <plat/dma.h>
789 #include <plat/gpmc.h>
790 #include <plat/usb.h>
791 @@ -163,4 +163,5 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 b
792 .init_irq = omap3_init_irq,
793 .init_machine = rx51_init,
794 .timer = &omap3_timer,
795 + .restart = omap_prcm_restart,
796 MACHINE_END
797 --- a/arch/arm/mach-omap2/board-ti8168evm.c
798 +++ b/arch/arm/mach-omap2/board-ti8168evm.c
799 @@ -22,7 +22,7 @@
800
801 #include <plat/irqs.h>
802 #include <plat/board.h>
803 -#include <plat/common.h>
804 +#include "common.h"
805
806 static struct omap_board_config_kernel ti8168_evm_config[] __initdata = {
807 };
808 @@ -54,4 +54,5 @@ MACHINE_START(TI8168EVM, "ti8168evm")
809 .init_irq = ti816x_init_irq,
810 .timer = &omap3_timer,
811 .init_machine = ti8168_evm_init,
812 + .restart = omap_prcm_restart,
813 MACHINE_END
814 --- a/arch/arm/mach-omap2/board-zoom-peripherals.c
815 +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
816 @@ -24,7 +24,7 @@
817 #include <asm/mach/arch.h>
818 #include <asm/mach/map.h>
819
820 -#include <plat/common.h>
821 +#include "common.h"
822 #include <plat/usb.h>
823
824 #include <mach/board-zoom.h>
825 --- a/arch/arm/mach-omap2/board-zoom.c
826 +++ b/arch/arm/mach-omap2/board-zoom.c
827 @@ -21,7 +21,7 @@
828 #include <asm/mach-types.h>
829 #include <asm/mach/arch.h>
830
831 -#include <plat/common.h>
832 +#include "common.h"
833 #include <plat/board.h>
834 #include <plat/usb.h>
835
836 @@ -140,6 +140,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 bo
837 .init_irq = omap3_init_irq,
838 .init_machine = omap_zoom_init,
839 .timer = &omap3_timer,
840 + .restart = omap_prcm_restart,
841 MACHINE_END
842
843 MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
844 @@ -150,4 +151,5 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 bo
845 .init_irq = omap3_init_irq,
846 .init_machine = omap_zoom_init,
847 .timer = &omap3_timer,
848 + .restart = omap_prcm_restart,
849 MACHINE_END
850 --- a/arch/arm/mach-omap2/cm2xxx_3xxx.c
851 +++ b/arch/arm/mach-omap2/cm2xxx_3xxx.c
852 @@ -18,7 +18,7 @@
853 #include <linux/err.h>
854 #include <linux/io.h>
855
856 -#include <plat/common.h>
857 +#include "common.h"
858
859 #include "cm.h"
860 #include "cm2xxx_3xxx.h"
861 --- a/arch/arm/mach-omap2/cm44xx.c
862 +++ b/arch/arm/mach-omap2/cm44xx.c
863 @@ -18,7 +18,7 @@
864 #include <linux/err.h>
865 #include <linux/io.h>
866
867 -#include <plat/common.h>
868 +#include "common.h"
869
870 #include "cm.h"
871 #include "cm1_44xx.h"
872 --- a/arch/arm/mach-omap2/cminst44xx.c
873 +++ b/arch/arm/mach-omap2/cminst44xx.c
874 @@ -20,7 +20,7 @@
875 #include <linux/err.h>
876 #include <linux/io.h>
877
878 -#include <plat/common.h>
879 +#include "common.h"
880
881 #include "cm.h"
882 #include "cm1_44xx.h"
883 --- a/arch/arm/mach-omap2/common.c
884 +++ b/arch/arm/mach-omap2/common.c
885 @@ -17,7 +17,7 @@
886 #include <linux/clk.h>
887 #include <linux/io.h>
888
889 -#include <plat/common.h>
890 +#include "common.h"
891 #include <plat/board.h>
892 #include <plat/mux.h>
893
894 --- /dev/null
895 +++ b/arch/arm/mach-omap2/common.h
896 @@ -0,0 +1,186 @@
897 +/*
898 + * Header for code common to all OMAP2+ machines.
899 + *
900 + * This program is free software; you can redistribute it and/or modify it
901 + * under the terms of the GNU General Public License as published by the
902 + * Free Software Foundation; either version 2 of the License, or (at your
903 + * option) any later version.
904 + *
905 + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
906 + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
907 + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
908 + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
909 + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
910 + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
911 + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
912 + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
913 + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
914 + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
915 + *
916 + * You should have received a copy of the GNU General Public License along
917 + * with this program; if not, write to the Free Software Foundation, Inc.,
918 + * 675 Mass Ave, Cambridge, MA 02139, USA.
919 + */
920 +
921 +#ifndef __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
922 +#define __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H
923 +
924 +#include <linux/delay.h>
925 +#include <plat/common.h>
926 +
927 +#ifdef CONFIG_SOC_OMAP2420
928 +extern void omap242x_map_common_io(void);
929 +#else
930 +static inline void omap242x_map_common_io(void)
931 +{
932 +}
933 +#endif
934 +
935 +#ifdef CONFIG_SOC_OMAP2430
936 +extern void omap243x_map_common_io(void);
937 +#else
938 +static inline void omap243x_map_common_io(void)
939 +{
940 +}
941 +#endif
942 +
943 +#ifdef CONFIG_ARCH_OMAP3
944 +extern void omap34xx_map_common_io(void);
945 +#else
946 +static inline void omap34xx_map_common_io(void)
947 +{
948 +}
949 +#endif
950 +
951 +#ifdef CONFIG_SOC_OMAPTI816X
952 +extern void omapti816x_map_common_io(void);
953 +#else
954 +static inline void omapti816x_map_common_io(void)
955 +{
956 +}
957 +#endif
958 +
959 +#ifdef CONFIG_ARCH_OMAP4
960 +extern void omap44xx_map_common_io(void);
961 +#else
962 +static inline void omap44xx_map_common_io(void)
963 +{
964 +}
965 +#endif
966 +
967 +extern void omap2_init_common_infrastructure(void);
968 +
969 +extern struct sys_timer omap2_timer;
970 +extern struct sys_timer omap3_timer;
971 +extern struct sys_timer omap3_secure_timer;
972 +extern struct sys_timer omap4_timer;
973 +
974 +void omap2420_init_early(void);
975 +void omap2430_init_early(void);
976 +void omap3430_init_early(void);
977 +void omap35xx_init_early(void);
978 +void omap3630_init_early(void);
979 +void omap3_init_early(void); /* Do not use this one */
980 +void am35xx_init_early(void);
981 +void ti816x_init_early(void);
982 +void omap4430_init_early(void);
983 +void omap_prcm_restart(char, const char *);
984 +
985 +/*
986 + * IO bases for various OMAP processors
987 + * Except the tap base, rest all the io bases
988 + * listed are physical addresses.
989 + */
990 +struct omap_globals {
991 + u32 class; /* OMAP class to detect */
992 + void __iomem *tap; /* Control module ID code */
993 + void __iomem *sdrc; /* SDRAM Controller */
994 + void __iomem *sms; /* SDRAM Memory Scheduler */
995 + void __iomem *ctrl; /* System Control Module */
996 + void __iomem *ctrl_pad; /* PAD Control Module */
997 + void __iomem *prm; /* Power and Reset Management */
998 + void __iomem *cm; /* Clock Management */
999 + void __iomem *cm2;
1000 +};
1001 +
1002 +void omap2_set_globals_242x(void);
1003 +void omap2_set_globals_243x(void);
1004 +void omap2_set_globals_3xxx(void);
1005 +void omap2_set_globals_443x(void);
1006 +void omap2_set_globals_ti816x(void);
1007 +
1008 +/* These get called from omap2_set_globals_xxxx(), do not call these */
1009 +void omap2_set_globals_tap(struct omap_globals *);
1010 +void omap2_set_globals_sdrc(struct omap_globals *);
1011 +void omap2_set_globals_control(struct omap_globals *);
1012 +void omap2_set_globals_prcm(struct omap_globals *);
1013 +
1014 +void omap242x_map_io(void);
1015 +void omap243x_map_io(void);
1016 +void omap3_map_io(void);
1017 +void omap4_map_io(void);
1018 +
1019 +/**
1020 + * omap_test_timeout - busy-loop, testing a condition
1021 + * @cond: condition to test until it evaluates to true
1022 + * @timeout: maximum number of microseconds in the timeout
1023 + * @index: loop index (integer)
1024 + *
1025 + * Loop waiting for @cond to become true or until at least @timeout
1026 + * microseconds have passed. To use, define some integer @index in the
1027 + * calling code. After running, if @index == @timeout, then the loop has
1028 + * timed out.
1029 + */
1030 +#define omap_test_timeout(cond, timeout, index) \
1031 +({ \
1032 + for (index = 0; index < timeout; index++) { \
1033 + if (cond) \
1034 + break; \
1035 + udelay(1); \
1036 + } \
1037 +})
1038 +
1039 +extern struct device *omap2_get_mpuss_device(void);
1040 +extern struct device *omap2_get_iva_device(void);
1041 +extern struct device *omap2_get_l3_device(void);
1042 +extern struct device *omap4_get_dsp_device(void);
1043 +
1044 +void omap2_init_irq(void);
1045 +void omap3_init_irq(void);
1046 +void ti816x_init_irq(void);
1047 +extern int omap_irq_pending(void);
1048 +void omap_intc_save_context(void);
1049 +void omap_intc_restore_context(void);
1050 +void omap3_intc_suspend(void);
1051 +void omap3_intc_prepare_idle(void);
1052 +void omap3_intc_resume_idle(void);
1053 +
1054 +/*
1055 + * wfi used in low power code. Directly opcode is used instead
1056 + * of instruction to avoid mulit-omap build break
1057 + */
1058 +#ifdef CONFIG_THUMB2_KERNEL
1059 +#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory")
1060 +#else
1061 +#define do_wfi() \
1062 + __asm__ __volatile__ (".word 0xe320f003" : : : "memory")
1063 +#endif
1064 +
1065 +#ifdef CONFIG_CACHE_L2X0
1066 +extern void __iomem *l2cache_base;
1067 +#endif
1068 +
1069 +extern void __iomem *gic_dist_base_addr;
1070 +
1071 +extern void __init gic_init_irq(void);
1072 +extern void omap_smc1(u32 fn, u32 arg);
1073 +
1074 +#ifdef CONFIG_SMP
1075 +/* Needed for secondary core boot */
1076 +extern void omap_secondary_startup(void);
1077 +extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
1078 +extern void omap_auxcoreboot_addr(u32 cpu_addr);
1079 +extern u32 omap_read_auxcoreboot0(void);
1080 +#endif
1081 +
1082 +#endif /* __ARCH_ARM_MACH_OMAP2PLUS_COMMON_H */
1083 --- a/arch/arm/mach-omap2/control.c
1084 +++ b/arch/arm/mach-omap2/control.c
1085 @@ -15,7 +15,7 @@
1086 #include <linux/kernel.h>
1087 #include <linux/io.h>
1088
1089 -#include <plat/common.h>
1090 +#include "common.h"
1091 #include <plat/sdrc.h>
1092
1093 #include "cm-regbits-34xx.h"
1094 --- a/arch/arm/mach-omap2/i2c.c
1095 +++ b/arch/arm/mach-omap2/i2c.c
1096 @@ -21,7 +21,7 @@
1097
1098 #include <plat/cpu.h>
1099 #include <plat/i2c.h>
1100 -#include <plat/common.h>
1101 +#include "common.h"
1102 #include <plat/omap_hwmod.h>
1103
1104 #include "mux.h"
1105 --- a/arch/arm/mach-omap2/id.c
1106 +++ b/arch/arm/mach-omap2/id.c
1107 @@ -21,7 +21,7 @@
1108
1109 #include <asm/cputype.h>
1110
1111 -#include <plat/common.h>
1112 +#include "common.h"
1113 #include <plat/cpu.h>
1114
1115 #include <mach/id.h>
1116 --- a/arch/arm/mach-omap2/include/mach/omap4-common.h
1117 +++ /dev/null
1118 @@ -1,43 +0,0 @@
1119 -/*
1120 - * omap4-common.h: OMAP4 specific common header file
1121 - *
1122 - * Copyright (C) 2010 Texas Instruments, Inc.
1123 - *
1124 - * Author:
1125 - * Santosh Shilimkar <santosh.shilimkar@ti.com>
1126 - *
1127 - * This program is free software; you can redistribute it and/or modify
1128 - * it under the terms of the GNU General Public License version 2 as
1129 - * published by the Free Software Foundation.
1130 - */
1131 -#ifndef OMAP_ARCH_OMAP4_COMMON_H
1132 -#define OMAP_ARCH_OMAP4_COMMON_H
1133 -
1134 -/*
1135 - * wfi used in low power code. Directly opcode is used instead
1136 - * of instruction to avoid mulit-omap build break
1137 - */
1138 -#ifdef CONFIG_THUMB2_KERNEL
1139 -#define do_wfi() __asm__ __volatile__ ("wfi" : : : "memory")
1140 -#else
1141 -#define do_wfi() \
1142 - __asm__ __volatile__ (".word 0xe320f003" : : : "memory")
1143 -#endif
1144 -
1145 -#ifdef CONFIG_CACHE_L2X0
1146 -extern void __iomem *l2cache_base;
1147 -#endif
1148 -
1149 -extern void __iomem *gic_dist_base_addr;
1150 -
1151 -extern void __init gic_init_irq(void);
1152 -extern void omap_smc1(u32 fn, u32 arg);
1153 -
1154 -#ifdef CONFIG_SMP
1155 -/* Needed for secondary core boot */
1156 -extern void omap_secondary_startup(void);
1157 -extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
1158 -extern void omap_auxcoreboot_addr(u32 cpu_addr);
1159 -extern u32 omap_read_auxcoreboot0(void);
1160 -#endif
1161 -#endif
1162 --- a/arch/arm/mach-omap2/omap-hotplug.c
1163 +++ b/arch/arm/mach-omap2/omap-hotplug.c
1164 @@ -19,7 +19,8 @@
1165 #include <linux/smp.h>
1166
1167 #include <asm/cacheflush.h>
1168 -#include <mach/omap4-common.h>
1169 +
1170 +#include "common.h"
1171
1172 int platform_cpu_kill(unsigned int cpu)
1173 {
1174 --- a/arch/arm/mach-omap2/omap-smp.c
1175 +++ b/arch/arm/mach-omap2/omap-smp.c
1176 @@ -24,7 +24,8 @@
1177 #include <asm/hardware/gic.h>
1178 #include <asm/smp_scu.h>
1179 #include <mach/hardware.h>
1180 -#include <mach/omap4-common.h>
1181 +
1182 +#include "common.h"
1183
1184 /* SCU base address */
1185 static void __iomem *scu_base;
1186 --- a/arch/arm/mach-omap2/omap4-common.c
1187 +++ b/arch/arm/mach-omap2/omap4-common.c
1188 @@ -22,7 +22,8 @@
1189 #include <plat/irqs.h>
1190
1191 #include <mach/hardware.h>
1192 -#include <mach/omap4-common.h>
1193 +
1194 +#include "common.h"
1195
1196 #ifdef CONFIG_CACHE_L2X0
1197 void __iomem *l2cache_base;
1198 --- a/arch/arm/mach-omap2/omap_hwmod.c
1199 +++ b/arch/arm/mach-omap2/omap_hwmod.c
1200 @@ -137,7 +137,7 @@
1201 #include <linux/mutex.h>
1202 #include <linux/spinlock.h>
1203
1204 -#include <plat/common.h>
1205 +#include "common.h"
1206 #include <plat/cpu.h>
1207 #include "clockdomain.h"
1208 #include "powerdomain.h"
1209 --- a/arch/arm/mach-omap2/pm.c
1210 +++ b/arch/arm/mach-omap2/pm.c
1211 @@ -17,7 +17,7 @@
1212
1213 #include <plat/omap-pm.h>
1214 #include <plat/omap_device.h>
1215 -#include <plat/common.h>
1216 +#include "common.h"
1217
1218 #include "voltage.h"
1219 #include "powerdomain.h"
1220 --- a/arch/arm/mach-omap2/pm24xx.c
1221 +++ b/arch/arm/mach-omap2/pm24xx.c
1222 @@ -42,6 +42,7 @@
1223 #include <plat/dma.h>
1224 #include <plat/board.h>
1225
1226 +#include "common.h"
1227 #include "prm2xxx_3xxx.h"
1228 #include "prm-regbits-24xx.h"
1229 #include "cm2xxx_3xxx.h"
1230 --- a/arch/arm/mach-omap2/pm34xx.c
1231 +++ b/arch/arm/mach-omap2/pm34xx.c
1232 @@ -42,6 +42,7 @@
1233 #include <plat/gpmc.h>
1234 #include <plat/dma.h>
1235
1236 +#include "common.h"
1237 #include "cm2xxx_3xxx.h"
1238 #include "cm-regbits-34xx.h"
1239 #include "prm-regbits-34xx.h"
1240 --- a/arch/arm/mach-omap2/pm44xx.c
1241 +++ b/arch/arm/mach-omap2/pm44xx.c
1242 @@ -16,8 +16,8 @@
1243 #include <linux/err.h>
1244 #include <linux/slab.h>
1245
1246 +#include "common.h"
1247 #include "powerdomain.h"
1248 -#include <mach/omap4-common.h>
1249
1250 struct power_state {
1251 struct powerdomain *pwrdm;
1252 --- a/arch/arm/mach-omap2/prcm.c
1253 +++ b/arch/arm/mach-omap2/prcm.c
1254 @@ -24,8 +24,7 @@
1255 #include <linux/io.h>
1256 #include <linux/delay.h>
1257
1258 -#include <mach/system.h>
1259 -#include <plat/common.h>
1260 +#include "common.h"
1261 #include <plat/prcm.h>
1262 #include <plat/irqs.h>
1263
1264 @@ -58,7 +57,7 @@ u32 omap_prcm_get_reset_sources(void)
1265 EXPORT_SYMBOL(omap_prcm_get_reset_sources);
1266
1267 /* Resets clock rates and reboots the system. Only called from system.h */
1268 -static void omap_prcm_arch_reset(char mode, const char *cmd)
1269 +void omap_prcm_restart(char mode, const char *cmd)
1270 {
1271 s16 prcm_offs = 0;
1272
1273 @@ -109,8 +108,6 @@ static void omap_prcm_arch_reset(char mo
1274 omap2_prm_read_mod_reg(prcm_offs, OMAP2_RM_RSTCTRL); /* OCP barrier */
1275 }
1276
1277 -void (*arch_reset)(char, const char *) = omap_prcm_arch_reset;
1278 -
1279 /**
1280 * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness
1281 * @reg: physical address of module IDLEST register
1282 --- a/arch/arm/mach-omap2/prcm_mpu44xx.c
1283 +++ b/arch/arm/mach-omap2/prcm_mpu44xx.c
1284 @@ -15,7 +15,7 @@
1285 #include <linux/err.h>
1286 #include <linux/io.h>
1287
1288 -#include <plat/common.h>
1289 +#include "common.h"
1290
1291 #include "prcm_mpu44xx.h"
1292 #include "cm-regbits-44xx.h"
1293 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.c
1294 +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c
1295 @@ -16,7 +16,7 @@
1296 #include <linux/err.h>
1297 #include <linux/io.h>
1298
1299 -#include <plat/common.h>
1300 +#include "common.h"
1301 #include <plat/cpu.h>
1302 #include <plat/prcm.h>
1303
1304 --- a/arch/arm/mach-omap2/prm44xx.c
1305 +++ b/arch/arm/mach-omap2/prm44xx.c
1306 @@ -17,7 +17,7 @@
1307 #include <linux/err.h>
1308 #include <linux/io.h>
1309
1310 -#include <plat/common.h>
1311 +#include "common.h"
1312 #include <plat/cpu.h>
1313 #include <plat/prcm.h>
1314
1315 --- a/arch/arm/mach-omap2/prminst44xx.c
1316 +++ b/arch/arm/mach-omap2/prminst44xx.c
1317 @@ -16,7 +16,7 @@
1318 #include <linux/err.h>
1319 #include <linux/io.h>
1320
1321 -#include <plat/common.h>
1322 +#include "common.h"
1323
1324 #include "prm44xx.h"
1325 #include "prminst44xx.h"
1326 --- a/arch/arm/mach-omap2/sdram-nokia.c
1327 +++ b/arch/arm/mach-omap2/sdram-nokia.c
1328 @@ -18,7 +18,7 @@
1329 #include <linux/io.h>
1330
1331 #include <plat/io.h>
1332 -#include <plat/common.h>
1333 +#include "common.h"
1334 #include <plat/clock.h>
1335 #include <plat/sdrc.h>
1336
1337 --- a/arch/arm/mach-omap2/sdrc.c
1338 +++ b/arch/arm/mach-omap2/sdrc.c
1339 @@ -23,7 +23,7 @@
1340 #include <linux/clk.h>
1341 #include <linux/io.h>
1342
1343 -#include <plat/common.h>
1344 +#include "common.h"
1345 #include <plat/clock.h>
1346 #include <plat/sram.h>
1347
1348 --- a/arch/arm/mach-omap2/sdrc2xxx.c
1349 +++ b/arch/arm/mach-omap2/sdrc2xxx.c
1350 @@ -24,7 +24,7 @@
1351 #include <linux/clk.h>
1352 #include <linux/io.h>
1353
1354 -#include <plat/common.h>
1355 +#include "common.h"
1356 #include <plat/clock.h>
1357 #include <plat/sram.h>
1358
1359 --- a/arch/arm/mach-omap2/serial.c
1360 +++ b/arch/arm/mach-omap2/serial.c
1361 @@ -33,7 +33,7 @@
1362 #include <plat/omap-serial.h>
1363 #endif
1364
1365 -#include <plat/common.h>
1366 +#include "common.h"
1367 #include <plat/board.h>
1368 #include <plat/clock.h>
1369 #include <plat/dma.h>
1370 --- a/arch/arm/mach-omap2/smartreflex.c
1371 +++ b/arch/arm/mach-omap2/smartreflex.c
1372 @@ -25,7 +25,7 @@
1373 #include <linux/slab.h>
1374 #include <linux/pm_runtime.h>
1375
1376 -#include <plat/common.h>
1377 +#include "common.h"
1378
1379 #include "pm.h"
1380 #include "smartreflex.h"
1381 --- a/arch/arm/mach-omap2/timer.c
1382 +++ b/arch/arm/mach-omap2/timer.c
1383 @@ -40,7 +40,7 @@
1384 #include <plat/dmtimer.h>
1385 #include <asm/localtimer.h>
1386 #include <asm/sched_clock.h>
1387 -#include <plat/common.h>
1388 +#include "common.h"
1389 #include <plat/omap_hwmod.h>
1390
1391 /* Parent clocks, eventually these will come from the clock framework */
1392 --- a/arch/arm/mach-omap2/vc3xxx_data.c
1393 +++ b/arch/arm/mach-omap2/vc3xxx_data.c
1394 @@ -18,7 +18,7 @@
1395 #include <linux/err.h>
1396 #include <linux/init.h>
1397
1398 -#include <plat/common.h>
1399 +#include "common.h"
1400
1401 #include "prm-regbits-34xx.h"
1402 #include "voltage.h"
1403 --- a/arch/arm/mach-omap2/vc44xx_data.c
1404 +++ b/arch/arm/mach-omap2/vc44xx_data.c
1405 @@ -18,7 +18,7 @@
1406 #include <linux/err.h>
1407 #include <linux/init.h>
1408
1409 -#include <plat/common.h>
1410 +#include "common.h"
1411
1412 #include "prm44xx.h"
1413 #include "prm-regbits-44xx.h"
1414 --- a/arch/arm/mach-omap2/voltage.c
1415 +++ b/arch/arm/mach-omap2/voltage.c
1416 @@ -26,7 +26,7 @@
1417 #include <linux/debugfs.h>
1418 #include <linux/slab.h>
1419
1420 -#include <plat/common.h>
1421 +#include "common.h"
1422
1423 #include "prm-regbits-34xx.h"
1424 #include "prm-regbits-44xx.h"
1425 --- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c
1426 +++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c
1427 @@ -18,7 +18,7 @@
1428 #include <linux/err.h>
1429 #include <linux/init.h>
1430
1431 -#include <plat/common.h>
1432 +#include "common.h"
1433 #include <plat/cpu.h>
1434
1435 #include "prm-regbits-34xx.h"
1436 --- a/arch/arm/mach-omap2/voltagedomains44xx_data.c
1437 +++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c
1438 @@ -21,7 +21,7 @@
1439 #include <linux/err.h>
1440 #include <linux/init.h>
1441
1442 -#include <plat/common.h>
1443 +#include "common.h"
1444
1445 #include "prm-regbits-44xx.h"
1446 #include "prm44xx.h"
1447 --- a/arch/arm/mach-omap2/vp3xxx_data.c
1448 +++ b/arch/arm/mach-omap2/vp3xxx_data.c
1449 @@ -19,7 +19,7 @@
1450 #include <linux/err.h>
1451 #include <linux/init.h>
1452
1453 -#include <plat/common.h>
1454 +#include "common.h"
1455
1456 #include "prm-regbits-34xx.h"
1457 #include "voltage.h"
1458 --- a/arch/arm/mach-omap2/vp44xx_data.c
1459 +++ b/arch/arm/mach-omap2/vp44xx_data.c
1460 @@ -19,7 +19,7 @@
1461 #include <linux/err.h>
1462 #include <linux/init.h>
1463
1464 -#include <plat/common.h>
1465 +#include "common.h"
1466
1467 #include "prm44xx.h"
1468 #include "prm-regbits-44xx.h"
1469 --- a/arch/arm/mm/idmap.c
1470 +++ b/arch/arm/mm/idmap.c
1471 @@ -1,8 +1,12 @@
1472 #include <linux/kernel.h>
1473
1474 #include <asm/cputype.h>
1475 +#include <asm/idmap.h>
1476 #include <asm/pgalloc.h>
1477 #include <asm/pgtable.h>
1478 +#include <asm/sections.h>
1479 +
1480 +pgd_t *idmap_pgd;
1481
1482 static void idmap_add_pmd(pud_t *pud, unsigned long addr, unsigned long end,
1483 unsigned long prot)
1484 @@ -73,18 +77,45 @@ void identity_mapping_del(pgd_t *pgd, un
1485 }
1486 #endif
1487
1488 +extern char __idmap_text_start[], __idmap_text_end[];
1489 +
1490 +static int __init init_static_idmap(void)
1491 +{
1492 + phys_addr_t idmap_start, idmap_end;
1493 +
1494 + idmap_pgd = pgd_alloc(&init_mm);
1495 + if (!idmap_pgd)
1496 + return -ENOMEM;
1497 +
1498 + /* Align the idmap.text section pointers to PMD_SIZE. */
1499 + idmap_start = (phys_addr_t)__idmap_text_start & PMD_MASK;
1500 + idmap_end = PTR_ALIGN((phys_addr_t)__idmap_text_end, PMD_SIZE);
1501 +
1502 + /* Add an identity mapping for the physical address of the section. */
1503 + idmap_start = virt_to_phys((void *)idmap_start);
1504 + idmap_end = virt_to_phys((void *)idmap_end);
1505 +
1506 + pr_info("Setting up static identity map for 0x%llx - 0x%llx\n",
1507 + (long long)idmap_start, (long long)idmap_end);
1508 + identity_mapping_add(idmap_pgd, idmap_start, idmap_end);
1509 +
1510 + return 0;
1511 +}
1512 +arch_initcall(init_static_idmap);
1513 +
1514 /*
1515 - * In order to soft-boot, we need to insert a 1:1 mapping in place of
1516 - * the user-mode pages. This will then ensure that we have predictable
1517 - * results when turning the mmu off
1518 + * In order to soft-boot, we need to switch to a 1:1 mapping for the
1519 + * cpu_reset functions. This will then ensure that we have predictable
1520 + * results when turning off the mmu.
1521 */
1522 -void setup_mm_for_reboot(char mode)
1523 +void setup_mm_for_reboot(void)
1524 {
1525 - /*
1526 - * We need to access to user-mode page tables here. For kernel threads
1527 - * we don't have any user-mode mappings so we use the context that we
1528 - * "borrowed".
1529 - */
1530 - identity_mapping_add(current->active_mm->pgd, 0, TASK_SIZE);
1531 + /* Clean and invalidate L1. */
1532 + flush_cache_all();
1533 +
1534 + /* Switch exclusively to kernel mappings. */
1535 + cpu_switch_mm(idmap_pgd, &init_mm);
1536 +
1537 + /* Flush the TLB. */
1538 local_flush_tlb_all();
1539 }
1540 --- a/arch/arm/mm/nommu.c
1541 +++ b/arch/arm/mm/nommu.c
1542 @@ -43,7 +43,7 @@ void __init paging_init(struct machine_d
1543 /*
1544 * We don't need to do anything here for nommu machines.
1545 */
1546 -void setup_mm_for_reboot(char mode)
1547 +void setup_mm_for_reboot(void)
1548 {
1549 }
1550
1551 --- a/arch/arm/mm/proc-arm1020.S
1552 +++ b/arch/arm/mm/proc-arm1020.S
1553 @@ -95,6 +95,7 @@ ENTRY(cpu_arm1020_proc_fin)
1554 * loc: location to jump to for soft reset
1555 */
1556 .align 5
1557 + .pushsection .idmap.text, "ax"
1558 ENTRY(cpu_arm1020_reset)
1559 mov ip, #0
1560 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1561 @@ -107,6 +108,8 @@ ENTRY(cpu_arm1020_reset)
1562 bic ip, ip, #0x1100 @ ...i...s........
1563 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1564 mov pc, r0
1565 +ENDPROC(cpu_arm1020_reset)
1566 + .popsection
1567
1568 /*
1569 * cpu_arm1020_do_idle()
1570 --- a/arch/arm/mm/proc-arm1020e.S
1571 +++ b/arch/arm/mm/proc-arm1020e.S
1572 @@ -95,6 +95,7 @@ ENTRY(cpu_arm1020e_proc_fin)
1573 * loc: location to jump to for soft reset
1574 */
1575 .align 5
1576 + .pushsection .idmap.text, "ax"
1577 ENTRY(cpu_arm1020e_reset)
1578 mov ip, #0
1579 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1580 @@ -107,6 +108,8 @@ ENTRY(cpu_arm1020e_reset)
1581 bic ip, ip, #0x1100 @ ...i...s........
1582 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1583 mov pc, r0
1584 +ENDPROC(cpu_arm1020e_reset)
1585 + .popsection
1586
1587 /*
1588 * cpu_arm1020e_do_idle()
1589 --- a/arch/arm/mm/proc-arm1022.S
1590 +++ b/arch/arm/mm/proc-arm1022.S
1591 @@ -84,6 +84,7 @@ ENTRY(cpu_arm1022_proc_fin)
1592 * loc: location to jump to for soft reset
1593 */
1594 .align 5
1595 + .pushsection .idmap.text, "ax"
1596 ENTRY(cpu_arm1022_reset)
1597 mov ip, #0
1598 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1599 @@ -96,6 +97,8 @@ ENTRY(cpu_arm1022_reset)
1600 bic ip, ip, #0x1100 @ ...i...s........
1601 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1602 mov pc, r0
1603 +ENDPROC(cpu_arm1022_reset)
1604 + .popsection
1605
1606 /*
1607 * cpu_arm1022_do_idle()
1608 --- a/arch/arm/mm/proc-arm1026.S
1609 +++ b/arch/arm/mm/proc-arm1026.S
1610 @@ -84,6 +84,7 @@ ENTRY(cpu_arm1026_proc_fin)
1611 * loc: location to jump to for soft reset
1612 */
1613 .align 5
1614 + .pushsection .idmap.text, "ax"
1615 ENTRY(cpu_arm1026_reset)
1616 mov ip, #0
1617 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1618 @@ -96,6 +97,8 @@ ENTRY(cpu_arm1026_reset)
1619 bic ip, ip, #0x1100 @ ...i...s........
1620 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1621 mov pc, r0
1622 +ENDPROC(cpu_arm1026_reset)
1623 + .popsection
1624
1625 /*
1626 * cpu_arm1026_do_idle()
1627 --- a/arch/arm/mm/proc-arm6_7.S
1628 +++ b/arch/arm/mm/proc-arm6_7.S
1629 @@ -225,6 +225,7 @@ ENTRY(cpu_arm7_set_pte_ext)
1630 * Params : r0 = address to jump to
1631 * Notes : This sets up everything for a reset
1632 */
1633 + .pushsection .idmap.text, "ax"
1634 ENTRY(cpu_arm6_reset)
1635 ENTRY(cpu_arm7_reset)
1636 mov r1, #0
1637 @@ -235,6 +236,9 @@ ENTRY(cpu_arm7_reset)
1638 mov r1, #0x30
1639 mcr p15, 0, r1, c1, c0, 0 @ turn off MMU etc
1640 mov pc, r0
1641 +ENDPROC(cpu_arm6_reset)
1642 +ENDPROC(cpu_arm7_reset)
1643 + .popsection
1644
1645 __CPUINIT
1646
1647 --- a/arch/arm/mm/proc-arm720.S
1648 +++ b/arch/arm/mm/proc-arm720.S
1649 @@ -101,6 +101,7 @@ ENTRY(cpu_arm720_set_pte_ext)
1650 * Params : r0 = address to jump to
1651 * Notes : This sets up everything for a reset
1652 */
1653 + .pushsection .idmap.text, "ax"
1654 ENTRY(cpu_arm720_reset)
1655 mov ip, #0
1656 mcr p15, 0, ip, c7, c7, 0 @ invalidate cache
1657 @@ -112,6 +113,8 @@ ENTRY(cpu_arm720_reset)
1658 bic ip, ip, #0x2100 @ ..v....s........
1659 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1660 mov pc, r0
1661 +ENDPROC(cpu_arm720_reset)
1662 + .popsection
1663
1664 __CPUINIT
1665
1666 --- a/arch/arm/mm/proc-arm740.S
1667 +++ b/arch/arm/mm/proc-arm740.S
1668 @@ -49,6 +49,7 @@ ENTRY(cpu_arm740_proc_fin)
1669 * Params : r0 = address to jump to
1670 * Notes : This sets up everything for a reset
1671 */
1672 + .pushsection .idmap.text, "ax"
1673 ENTRY(cpu_arm740_reset)
1674 mov ip, #0
1675 mcr p15, 0, ip, c7, c0, 0 @ invalidate cache
1676 @@ -56,6 +57,8 @@ ENTRY(cpu_arm740_reset)
1677 bic ip, ip, #0x0000000c @ ............wc..
1678 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1679 mov pc, r0
1680 +ENDPROC(cpu_arm740_reset)
1681 + .popsection
1682
1683 __CPUINIT
1684
1685 --- a/arch/arm/mm/proc-arm7tdmi.S
1686 +++ b/arch/arm/mm/proc-arm7tdmi.S
1687 @@ -45,8 +45,11 @@ ENTRY(cpu_arm7tdmi_proc_fin)
1688 * Params : loc(r0) address to jump to
1689 * Purpose : Sets up everything for a reset and jump to the location for soft reset.
1690 */
1691 + .pushsection .idmap.text, "ax"
1692 ENTRY(cpu_arm7tdmi_reset)
1693 mov pc, r0
1694 +ENDPROC(cpu_arm7tdmi_reset)
1695 + .popsection
1696
1697 __CPUINIT
1698
1699 --- a/arch/arm/mm/proc-arm920.S
1700 +++ b/arch/arm/mm/proc-arm920.S
1701 @@ -85,6 +85,7 @@ ENTRY(cpu_arm920_proc_fin)
1702 * loc: location to jump to for soft reset
1703 */
1704 .align 5
1705 + .pushsection .idmap.text, "ax"
1706 ENTRY(cpu_arm920_reset)
1707 mov ip, #0
1708 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1709 @@ -97,6 +98,8 @@ ENTRY(cpu_arm920_reset)
1710 bic ip, ip, #0x1100 @ ...i...s........
1711 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1712 mov pc, r0
1713 +ENDPROC(cpu_arm920_reset)
1714 + .popsection
1715
1716 /*
1717 * cpu_arm920_do_idle()
1718 --- a/arch/arm/mm/proc-arm922.S
1719 +++ b/arch/arm/mm/proc-arm922.S
1720 @@ -87,6 +87,7 @@ ENTRY(cpu_arm922_proc_fin)
1721 * loc: location to jump to for soft reset
1722 */
1723 .align 5
1724 + .pushsection .idmap.text, "ax"
1725 ENTRY(cpu_arm922_reset)
1726 mov ip, #0
1727 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1728 @@ -99,6 +100,8 @@ ENTRY(cpu_arm922_reset)
1729 bic ip, ip, #0x1100 @ ...i...s........
1730 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1731 mov pc, r0
1732 +ENDPROC(cpu_arm922_reset)
1733 + .popsection
1734
1735 /*
1736 * cpu_arm922_do_idle()
1737 --- a/arch/arm/mm/proc-arm925.S
1738 +++ b/arch/arm/mm/proc-arm925.S
1739 @@ -108,6 +108,7 @@ ENTRY(cpu_arm925_proc_fin)
1740 * loc: location to jump to for soft reset
1741 */
1742 .align 5
1743 + .pushsection .idmap.text, "ax"
1744 ENTRY(cpu_arm925_reset)
1745 /* Send software reset to MPU and DSP */
1746 mov ip, #0xff000000
1747 @@ -115,6 +116,8 @@ ENTRY(cpu_arm925_reset)
1748 orr ip, ip, #0x0000ce00
1749 mov r4, #1
1750 strh r4, [ip, #0x10]
1751 +ENDPROC(cpu_arm925_reset)
1752 + .popsection
1753
1754 mov ip, #0
1755 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1756 --- a/arch/arm/mm/proc-arm926.S
1757 +++ b/arch/arm/mm/proc-arm926.S
1758 @@ -77,6 +77,7 @@ ENTRY(cpu_arm926_proc_fin)
1759 * loc: location to jump to for soft reset
1760 */
1761 .align 5
1762 + .pushsection .idmap.text, "ax"
1763 ENTRY(cpu_arm926_reset)
1764 mov ip, #0
1765 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1766 @@ -89,6 +90,8 @@ ENTRY(cpu_arm926_reset)
1767 bic ip, ip, #0x1100 @ ...i...s........
1768 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1769 mov pc, r0
1770 +ENDPROC(cpu_arm926_reset)
1771 + .popsection
1772
1773 /*
1774 * cpu_arm926_do_idle()
1775 --- a/arch/arm/mm/proc-arm940.S
1776 +++ b/arch/arm/mm/proc-arm940.S
1777 @@ -48,6 +48,7 @@ ENTRY(cpu_arm940_proc_fin)
1778 * Params : r0 = address to jump to
1779 * Notes : This sets up everything for a reset
1780 */
1781 + .pushsection .idmap.text, "ax"
1782 ENTRY(cpu_arm940_reset)
1783 mov ip, #0
1784 mcr p15, 0, ip, c7, c5, 0 @ flush I cache
1785 @@ -58,6 +59,8 @@ ENTRY(cpu_arm940_reset)
1786 bic ip, ip, #0x00001000 @ i-cache
1787 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1788 mov pc, r0
1789 +ENDPROC(cpu_arm940_reset)
1790 + .popsection
1791
1792 /*
1793 * cpu_arm940_do_idle()
1794 --- a/arch/arm/mm/proc-arm946.S
1795 +++ b/arch/arm/mm/proc-arm946.S
1796 @@ -55,6 +55,7 @@ ENTRY(cpu_arm946_proc_fin)
1797 * Params : r0 = address to jump to
1798 * Notes : This sets up everything for a reset
1799 */
1800 + .pushsection .idmap.text, "ax"
1801 ENTRY(cpu_arm946_reset)
1802 mov ip, #0
1803 mcr p15, 0, ip, c7, c5, 0 @ flush I cache
1804 @@ -65,6 +66,8 @@ ENTRY(cpu_arm946_reset)
1805 bic ip, ip, #0x00001000 @ i-cache
1806 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1807 mov pc, r0
1808 +ENDPROC(cpu_arm946_reset)
1809 + .popsection
1810
1811 /*
1812 * cpu_arm946_do_idle()
1813 --- a/arch/arm/mm/proc-arm9tdmi.S
1814 +++ b/arch/arm/mm/proc-arm9tdmi.S
1815 @@ -45,8 +45,11 @@ ENTRY(cpu_arm9tdmi_proc_fin)
1816 * Params : loc(r0) address to jump to
1817 * Purpose : Sets up everything for a reset and jump to the location for soft reset.
1818 */
1819 + .pushsection .idmap.text, "ax"
1820 ENTRY(cpu_arm9tdmi_reset)
1821 mov pc, r0
1822 +ENDPROC(cpu_arm9tdmi_reset)
1823 + .popsection
1824
1825 __CPUINIT
1826
1827 --- a/arch/arm/mm/proc-fa526.S
1828 +++ b/arch/arm/mm/proc-fa526.S
1829 @@ -57,6 +57,7 @@ ENTRY(cpu_fa526_proc_fin)
1830 * loc: location to jump to for soft reset
1831 */
1832 .align 4
1833 + .pushsection .idmap.text, "ax"
1834 ENTRY(cpu_fa526_reset)
1835 /* TODO: Use CP8 if possible... */
1836 mov ip, #0
1837 @@ -73,6 +74,8 @@ ENTRY(cpu_fa526_reset)
1838 nop
1839 nop
1840 mov pc, r0
1841 +ENDPROC(cpu_fa526_reset)
1842 + .popsection
1843
1844 /*
1845 * cpu_fa526_do_idle()
1846 --- a/arch/arm/mm/proc-feroceon.S
1847 +++ b/arch/arm/mm/proc-feroceon.S
1848 @@ -98,6 +98,7 @@ ENTRY(cpu_feroceon_proc_fin)
1849 * loc: location to jump to for soft reset
1850 */
1851 .align 5
1852 + .pushsection .idmap.text, "ax"
1853 ENTRY(cpu_feroceon_reset)
1854 mov ip, #0
1855 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1856 @@ -110,6 +111,8 @@ ENTRY(cpu_feroceon_reset)
1857 bic ip, ip, #0x1100 @ ...i...s........
1858 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1859 mov pc, r0
1860 +ENDPROC(cpu_feroceon_reset)
1861 + .popsection
1862
1863 /*
1864 * cpu_feroceon_do_idle()
1865 --- a/arch/arm/mm/proc-mohawk.S
1866 +++ b/arch/arm/mm/proc-mohawk.S
1867 @@ -69,6 +69,7 @@ ENTRY(cpu_mohawk_proc_fin)
1868 * (same as arm926)
1869 */
1870 .align 5
1871 + .pushsection .idmap.text, "ax"
1872 ENTRY(cpu_mohawk_reset)
1873 mov ip, #0
1874 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1875 @@ -79,6 +80,8 @@ ENTRY(cpu_mohawk_reset)
1876 bic ip, ip, #0x1100 @ ...i...s........
1877 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1878 mov pc, r0
1879 +ENDPROC(cpu_mohawk_reset)
1880 + .popsection
1881
1882 /*
1883 * cpu_mohawk_do_idle()
1884 --- a/arch/arm/mm/proc-sa110.S
1885 +++ b/arch/arm/mm/proc-sa110.S
1886 @@ -62,6 +62,7 @@ ENTRY(cpu_sa110_proc_fin)
1887 * loc: location to jump to for soft reset
1888 */
1889 .align 5
1890 + .pushsection .idmap.text, "ax"
1891 ENTRY(cpu_sa110_reset)
1892 mov ip, #0
1893 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1894 @@ -74,6 +75,8 @@ ENTRY(cpu_sa110_reset)
1895 bic ip, ip, #0x1100 @ ...i...s........
1896 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1897 mov pc, r0
1898 +ENDPROC(cpu_sa110_reset)
1899 + .popsection
1900
1901 /*
1902 * cpu_sa110_do_idle(type)
1903 --- a/arch/arm/mm/proc-sa1100.S
1904 +++ b/arch/arm/mm/proc-sa1100.S
1905 @@ -70,6 +70,7 @@ ENTRY(cpu_sa1100_proc_fin)
1906 * loc: location to jump to for soft reset
1907 */
1908 .align 5
1909 + .pushsection .idmap.text, "ax"
1910 ENTRY(cpu_sa1100_reset)
1911 mov ip, #0
1912 mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches
1913 @@ -82,6 +83,8 @@ ENTRY(cpu_sa1100_reset)
1914 bic ip, ip, #0x1100 @ ...i...s........
1915 mcr p15, 0, ip, c1, c0, 0 @ ctrl register
1916 mov pc, r0
1917 +ENDPROC(cpu_sa1100_reset)
1918 + .popsection
1919
1920 /*
1921 * cpu_sa1100_do_idle(type)
1922 --- a/arch/arm/mm/proc-v6.S
1923 +++ b/arch/arm/mm/proc-v6.S
1924 @@ -55,6 +55,7 @@ ENTRY(cpu_v6_proc_fin)
1925 * - loc - location to jump to for soft reset
1926 */
1927 .align 5
1928 + .pushsection .idmap.text, "ax"
1929 ENTRY(cpu_v6_reset)
1930 mrc p15, 0, r1, c1, c0, 0 @ ctrl register
1931 bic r1, r1, #0x1 @ ...............m
1932 @@ -62,6 +63,8 @@ ENTRY(cpu_v6_reset)
1933 mov r1, #0
1934 mcr p15, 0, r1, c7, c5, 4 @ ISB
1935 mov pc, r0
1936 +ENDPROC(cpu_v6_reset)
1937 + .popsection
1938
1939 /*
1940 * cpu_v6_do_idle()
1941 --- a/arch/arm/mm/proc-v7.S
1942 +++ b/arch/arm/mm/proc-v7.S
1943 @@ -63,6 +63,7 @@ ENDPROC(cpu_v7_proc_fin)
1944 * caches disabled.
1945 */
1946 .align 5
1947 + .pushsection .idmap.text, "ax"
1948 ENTRY(cpu_v7_reset)
1949 mrc p15, 0, r1, c1, c0, 0 @ ctrl register
1950 bic r1, r1, #0x1 @ ...............m
1951 @@ -71,6 +72,7 @@ ENTRY(cpu_v7_reset)
1952 isb
1953 mov pc, r0
1954 ENDPROC(cpu_v7_reset)
1955 + .popsection
1956
1957 /*
1958 * cpu_v7_do_idle()
1959 --- a/arch/arm/mm/proc-xsc3.S
1960 +++ b/arch/arm/mm/proc-xsc3.S
1961 @@ -105,6 +105,7 @@ ENTRY(cpu_xsc3_proc_fin)
1962 * loc: location to jump to for soft reset
1963 */
1964 .align 5
1965 + .pushsection .idmap.text, "ax"
1966 ENTRY(cpu_xsc3_reset)
1967 mov r1, #PSR_F_BIT|PSR_I_BIT|SVC_MODE
1968 msr cpsr_c, r1 @ reset CPSR
1969 @@ -119,6 +120,8 @@ ENTRY(cpu_xsc3_reset)
1970 @ already containing those two last instructions to survive.
1971 mcr p15, 0, ip, c8, c7, 0 @ invalidate I and D TLBs
1972 mov pc, r0
1973 +ENDPROC(cpu_xsc3_reset)
1974 + .popsection
1975
1976 /*
1977 * cpu_xsc3_do_idle()
1978 --- a/arch/arm/mm/proc-xscale.S
1979 +++ b/arch/arm/mm/proc-xscale.S
1980 @@ -142,6 +142,7 @@ ENTRY(cpu_xscale_proc_fin)
1981 * Beware PXA270 erratum E7.
1982 */
1983 .align 5
1984 + .pushsection .idmap.text, "ax"
1985 ENTRY(cpu_xscale_reset)
1986 mov r1, #PSR_F_BIT|PSR_I_BIT|SVC_MODE
1987 msr cpsr_c, r1 @ reset CPSR
1988 @@ -160,6 +161,8 @@ ENTRY(cpu_xscale_reset)
1989 @ already containing those two last instructions to survive.
1990 mcr p15, 0, ip, c8, c7, 0 @ invalidate I & D TLBs
1991 mov pc, r0
1992 +ENDPROC(cpu_xscale_reset)
1993 + .popsection
1994
1995 /*
1996 * cpu_xscale_do_idle()
1997 --- a/arch/arm/plat-omap/include/plat/irqs.h
1998 +++ b/arch/arm/plat-omap/include/plat/irqs.h
1999 @@ -438,16 +438,6 @@
2000
2001 #ifndef __ASSEMBLY__
2002 extern void __iomem *omap_irq_base;
2003 -void omap1_init_irq(void);
2004 -void omap2_init_irq(void);
2005 -void omap3_init_irq(void);
2006 -void ti816x_init_irq(void);
2007 -extern int omap_irq_pending(void);
2008 -void omap_intc_save_context(void);
2009 -void omap_intc_restore_context(void);
2010 -void omap3_intc_suspend(void);
2011 -void omap3_intc_prepare_idle(void);
2012 -void omap3_intc_resume_idle(void);
2013 #endif
2014
2015 #include <mach/hardware.h>
2016 --- a/arch/arm/plat-omap/include/plat/system.h
2017 +++ b/arch/arm/plat-omap/include/plat/system.h
2018 @@ -12,6 +12,4 @@ static inline void arch_idle(void)
2019 cpu_do_idle();
2020 }
2021
2022 -extern void (*arch_reset)(char, const char *);
2023 -
2024 #endif
2025 --- a/include/asm-generic/vmlinux.lds.h
2026 +++ b/include/asm-generic/vmlinux.lds.h
2027 @@ -447,6 +447,12 @@
2028 *(.kprobes.text) \
2029 VMLINUX_SYMBOL(__kprobes_text_end) = .;
2030
2031 +#define IDMAP_TEXT \
2032 + ALIGN_FUNCTION(); \
2033 + VMLINUX_SYMBOL(__idmap_text_start) = .; \
2034 + *(.idmap.text) \
2035 + VMLINUX_SYMBOL(__idmap_text_end) = .;
2036 +
2037 #define ENTRY_TEXT \
2038 ALIGN_FUNCTION(); \
2039 VMLINUX_SYMBOL(__entry_text_start) = .; \
2040 --- a/arch/arm/kernel/sleep.S
2041 +++ b/arch/arm/kernel/sleep.S
2042 @@ -85,11 +85,13 @@ ENDPROC(cpu_resume_mmu)
2043 .ltorg
2044 .align 5
2045 cpu_resume_turn_mmu_on:
2046 + .pushsection .idmap.text,"ax"
2047 mcr p15, 0, r1, c1, c0, 0 @ turn on MMU, I-cache, etc
2048 mrc p15, 0, r1, c0, c0, 0 @ read id reg
2049 mov r1, r1
2050 mov r1, r1
2051 mov pc, r3 @ jump to virtual address
2052 + .popsection
2053 ENDPROC(cpu_resume_turn_mmu_on)
2054 cpu_resume_after_mmu:
2055 str r5, [r2, r4, lsl #2] @ restore old mapping
2056 --- a/arch/arm/mach-omap2/io.c
2057 +++ b/arch/arm/mach-omap2/io.c
2058 @@ -36,7 +36,7 @@
2059 #include "clock3xxx.h"
2060 #include "clock44xx.h"
2061 #include "io.h"
2062 -
2063 +#include "common.h"
2064 #include <plat/omap-pm.h>
2065 #include "powerdomain.h"
2066
2067 --- a/arch/arm/plat-omap/include/plat/common.h
2068 +++ b/arch/arm/plat-omap/include/plat/common.h
2069 @@ -27,78 +27,11 @@
2070 #ifndef __ARCH_ARM_MACH_OMAP_COMMON_H
2071 #define __ARCH_ARM_MACH_OMAP_COMMON_H
2072
2073 -#include <linux/delay.h>
2074 -
2075 #include <plat/i2c.h>
2076
2077 -struct sys_timer;
2078 -
2079 -extern void omap_map_common_io(void);
2080 -extern struct sys_timer omap1_timer;
2081 -extern struct sys_timer omap2_timer;
2082 -extern struct sys_timer omap3_timer;
2083 -extern struct sys_timer omap3_secure_timer;
2084 -extern struct sys_timer omap4_timer;
2085 -extern bool omap_32k_timer_init(void);
2086 extern int __init omap_init_clocksource_32k(void);
2087 extern unsigned long long notrace omap_32k_sched_clock(void);
2088
2089 extern void omap_reserve(void);
2090
2091 -/*
2092 - * IO bases for various OMAP processors
2093 - * Except the tap base, rest all the io bases
2094 - * listed are physical addresses.
2095 - */
2096 -struct omap_globals {
2097 - u32 class; /* OMAP class to detect */
2098 - void __iomem *tap; /* Control module ID code */
2099 - unsigned long sdrc; /* SDRAM Controller */
2100 - unsigned long sms; /* SDRAM Memory Scheduler */
2101 - unsigned long ctrl; /* System Control Module */
2102 - unsigned long ctrl_pad; /* PAD Control Module */
2103 - unsigned long prm; /* Power and Reset Management */
2104 - unsigned long cm; /* Clock Management */
2105 - unsigned long cm2;
2106 -};
2107 -
2108 -void omap2_set_globals_242x(void);
2109 -void omap2_set_globals_243x(void);
2110 -void omap2_set_globals_3xxx(void);
2111 -void omap2_set_globals_443x(void);
2112 -void omap2_set_globals_ti816x(void);
2113 -
2114 -/* These get called from omap2_set_globals_xxxx(), do not call these */
2115 -void omap2_set_globals_tap(struct omap_globals *);
2116 -void omap2_set_globals_sdrc(struct omap_globals *);
2117 -void omap2_set_globals_control(struct omap_globals *);
2118 -void omap2_set_globals_prcm(struct omap_globals *);
2119 -
2120 -void omap3_map_io(void);
2121 -
2122 -/**
2123 - * omap_test_timeout - busy-loop, testing a condition
2124 - * @cond: condition to test until it evaluates to true
2125 - * @timeout: maximum number of microseconds in the timeout
2126 - * @index: loop index (integer)
2127 - *
2128 - * Loop waiting for @cond to become true or until at least @timeout
2129 - * microseconds have passed. To use, define some integer @index in the
2130 - * calling code. After running, if @index == @timeout, then the loop has
2131 - * timed out.
2132 - */
2133 -#define omap_test_timeout(cond, timeout, index) \
2134 -({ \
2135 - for (index = 0; index < timeout; index++) { \
2136 - if (cond) \
2137 - break; \
2138 - udelay(1); \
2139 - } \
2140 -})
2141 -
2142 -extern struct device *omap2_get_mpuss_device(void);
2143 -extern struct device *omap2_get_iva_device(void);
2144 -extern struct device *omap2_get_l3_device(void);
2145 -extern struct device *omap4_get_dsp_device(void);
2146 -
2147 #endif /* __ARCH_ARM_MACH_OMAP_COMMON_H */
2148 --- a/arch/arm/plat-omap/include/plat/io.h
2149 +++ b/arch/arm/plat-omap/include/plat/io.h
2150 @@ -258,48 +258,9 @@ struct omap_sdrc_params;
2151
2152 extern void omap1_map_common_io(void);
2153 extern void omap1_init_common_hw(void);
2154 +extern void omap_writel(u32 v, u32 pa);
2155
2156 -#ifdef CONFIG_SOC_OMAP2420
2157 -extern void omap242x_map_common_io(void);
2158 -#else
2159 -static inline void omap242x_map_common_io(void)
2160 -{
2161 -}
2162 -#endif
2163 -
2164 -#ifdef CONFIG_SOC_OMAP2430
2165 -extern void omap243x_map_common_io(void);
2166 -#else
2167 -static inline void omap243x_map_common_io(void)
2168 -{
2169 -}
2170 -#endif
2171 -
2172 -#ifdef CONFIG_ARCH_OMAP3
2173 -extern void omap34xx_map_common_io(void);
2174 -#else
2175 -static inline void omap34xx_map_common_io(void)
2176 -{
2177 -}
2178 -#endif
2179 -
2180 -#ifdef CONFIG_SOC_OMAPTI816X
2181 -extern void omapti816x_map_common_io(void);
2182 -#else
2183 -static inline void omapti816x_map_common_io(void)
2184 -{
2185 -}
2186 -#endif
2187 -
2188 -#ifdef CONFIG_ARCH_OMAP4
2189 -extern void omap44xx_map_common_io(void);
2190 -#else
2191 -static inline void omap44xx_map_common_io(void)
2192 -{
2193 -}
2194 -#endif
2195 -
2196 -extern void omap2_init_common_infrastructure(void);
2197 +struct omap_sdrc_params;
2198 extern void omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0,
2199 struct omap_sdrc_params *sdrc_cs1);
2200
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