mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-03 04:36:51 +07:00
da660b4a3b
Since it is now used by code under drivers/clk/ it makes sense for this file to be in a more generic location. This is required for building vexpress support on arm64. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Pawel Moll <pawel.moll@arm.com> Cc: Shiraz Hashim <shiraz.hashim@st.com> Cc: Russell King <linux@arm.linux.org.uk> Signed-off-by: Pawel Moll <pawel.moll@arm.com>
65 lines
1.5 KiB
C
65 lines
1.5 KiB
C
/*
|
|
* arch/arm/include/asm/hardware/sp810.h
|
|
*
|
|
* ARM PrimeXsys System Controller SP810 header file
|
|
*
|
|
* Copyright (C) 2009 ST Microelectronics
|
|
* Viresh Kumar <viresh.linux@gmail.com>
|
|
*
|
|
* This file is licensed under the terms of the GNU General Public
|
|
* License version 2. This program is licensed "as is" without any
|
|
* warranty of any kind, whether express or implied.
|
|
*/
|
|
|
|
#ifndef __ASM_ARM_SP810_H
|
|
#define __ASM_ARM_SP810_H
|
|
|
|
#include <linux/io.h>
|
|
|
|
/* sysctl registers offset */
|
|
#define SCCTRL 0x000
|
|
#define SCSYSSTAT 0x004
|
|
#define SCIMCTRL 0x008
|
|
#define SCIMSTAT 0x00C
|
|
#define SCXTALCTRL 0x010
|
|
#define SCPLLCTRL 0x014
|
|
#define SCPLLFCTRL 0x018
|
|
#define SCPERCTRL0 0x01C
|
|
#define SCPERCTRL1 0x020
|
|
#define SCPEREN 0x024
|
|
#define SCPERDIS 0x028
|
|
#define SCPERCLKEN 0x02C
|
|
#define SCPERSTAT 0x030
|
|
#define SCSYSID0 0xEE0
|
|
#define SCSYSID1 0xEE4
|
|
#define SCSYSID2 0xEE8
|
|
#define SCSYSID3 0xEEC
|
|
#define SCITCR 0xF00
|
|
#define SCITIR0 0xF04
|
|
#define SCITIR1 0xF08
|
|
#define SCITOR 0xF0C
|
|
#define SCCNTCTRL 0xF10
|
|
#define SCCNTDATA 0xF14
|
|
#define SCCNTSTEP 0xF18
|
|
#define SCPERIPHID0 0xFE0
|
|
#define SCPERIPHID1 0xFE4
|
|
#define SCPERIPHID2 0xFE8
|
|
#define SCPERIPHID3 0xFEC
|
|
#define SCPCELLID0 0xFF0
|
|
#define SCPCELLID1 0xFF4
|
|
#define SCPCELLID2 0xFF8
|
|
#define SCPCELLID3 0xFFC
|
|
|
|
#define SCCTRL_TIMERENnSEL_SHIFT(n) (15 + ((n) * 2))
|
|
|
|
static inline void sysctl_soft_reset(void __iomem *base)
|
|
{
|
|
/* switch to slow mode */
|
|
writel(0x2, base + SCCTRL);
|
|
|
|
/* writing any value to SCSYSSTAT reg will reset system */
|
|
writel(0, base + SCSYSSTAT);
|
|
}
|
|
|
|
#endif /* __ASM_ARM_SP810_H */
|