[ARM] 3146/1: OMAP 3b/5: Add omap24xx clock framework
[linux-3.10.git] / include / asm-arm / arch-omap / system.h
1 /*
2  * Copied from linux/include/asm-arm/arch-sa1100/system.h
3  * Copyright (c) 1999 Nicolas Pitre <nico@cam.org>
4  */
5 #ifndef __ASM_ARCH_SYSTEM_H
6 #define __ASM_ARCH_SYSTEM_H
7 #include <linux/config.h>
8 #include <asm/mach-types.h>
9 #include <asm/arch/hardware.h>
10 #include <asm/mach-types.h>
11
12 static inline void arch_idle(void)
13 {
14         cpu_do_idle();
15 }
16
17 static inline void arch_reset(char mode)
18 {
19
20 #ifdef CONFIG_ARCH_OMAP16XX
21         /*
22          * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
23          * "Global Software Reset Affects Traffic Controller Frequency".
24          */
25         if (cpu_is_omap5912()) {
26                 omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4),
27                                  DPLL_CTL);
28                 omap_writew(0x8, ARM_RSTCT1);
29         }
30 #endif
31 #ifdef CONFIG_MACH_VOICEBLUE
32         if (machine_is_voiceblue())
33                 voiceblue_reset();
34         else
35 #endif
36                 omap_writew(1, ARM_RSTCT1);
37 }
38
39 #endif