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 */ 60