Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
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/clk.h>
8
9#include <asm/mach-types.h>
10#include <asm/hardware.h>
11
12#ifndef CONFIG_MACH_VOICEBLUE
13#define voiceblue_reset() do {} while (0)
14#endif
15
16extern void omap_prcm_arch_reset(char mode);
17
18static inline void arch_idle(void)
19{
20 cpu_do_idle();
21}
22
23static inline void omap1_arch_reset(char mode)
24{
25 /*
26 * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
27 * "Global Software Reset Affects Traffic Controller Frequency".
28 */
29 if (cpu_is_omap5912()) {
30 omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4),
31 DPLL_CTL);
32 omap_writew(0x8, ARM_RSTCT1);
33 }
34
35 if (machine_is_voiceblue())
36 voiceblue_reset();
37 else
38 omap_writew(1, ARM_RSTCT1);
39}
40
41static inline void arch_reset(char mode)
42{
43 if (!cpu_is_omap24xx())
44 omap1_arch_reset(mode);
45 else
46 omap_prcm_arch_reset(mode);
47}
48
49#endif