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-rw-r--r--arch/arm/include/asm/hardware/sp810.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm/include/asm/hardware/sp810.h b/arch/arm/include/asm/hardware/sp810.h
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1/*
2 * arch/arm/include/asm/hardware/sp810.h
3 *
4 * ARM PrimeXsys System Controller SP810 header file
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __ASM_ARM_SP810_H
15#define __ASM_ARM_SP810_H
16
17#include <linux/io.h>
18
19/* sysctl registers offset */
20#define SCCTRL 0x000
21#define SCSYSSTAT 0x004
22#define SCIMCTRL 0x008
23#define SCIMSTAT 0x00C
24#define SCXTALCTRL 0x010
25#define SCPLLCTRL 0x014
26#define SCPLLFCTRL 0x018
27#define SCPERCTRL0 0x01C
28#define SCPERCTRL1 0x020
29#define SCPEREN 0x024
30#define SCPERDIS 0x028
31#define SCPERCLKEN 0x02C
32#define SCPERSTAT 0x030
33#define SCSYSID0 0xEE0
34#define SCSYSID1 0xEE4
35#define SCSYSID2 0xEE8
36#define SCSYSID3 0xEEC
37#define SCITCR 0xF00
38#define SCITIR0 0xF04
39#define SCITIR1 0xF08
40#define SCITOR 0xF0C
41#define SCCNTCTRL 0xF10
42#define SCCNTDATA 0xF14
43#define SCCNTSTEP 0xF18
44#define SCPERIPHID0 0xFE0
45#define SCPERIPHID1 0xFE4
46#define SCPERIPHID2 0xFE8
47#define SCPERIPHID3 0xFEC
48#define SCPCELLID0 0xFF0
49#define SCPCELLID1 0xFF4
50#define SCPCELLID2 0xFF8
51#define SCPCELLID3 0xFFC
52
53static inline void sysctl_soft_reset(void __iomem *base)
54{
55 /* writing any value to SCSYSSTAT reg will reset system */
56 writel(0, base + SCSYSSTAT);
57}
58
59#endif /* __ASM_ARM_SP810_H */