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linux_dsm_epyc7002/arch/arm/include/asm/hardware/iop3xx.h
Robin Holt 7b6d864b48 reboot: arm: change reboot_mode to use enum reboot_mode 
Preparing to move the parsing of reboot= to generic kernel code forces
the change in reboot_mode handling to use the enum.

[akpm@linux-foundation.org: fix arch/arm/mach-socfpga/socfpga.c]
Signed-off-by: Robin Holt <holt@sgi.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Russ Anderson <rja@sgi.com>
Cc: Robin Holt <holt@sgi.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-07-09 10:33:29 -07:00

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/*
* arch/arm/include/asm/hardware/iop3xx.h
*
* Intel IOP32X and IOP33X register definitions
*
* Author: Rory Bolt <rorybolt@pacbell.net>
* Copyright (C) 2002 Rory Bolt
* Copyright (C) 2004 Intel Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __IOP3XX_H
#define __IOP3XX_H
/*
* IOP3XX GPIO handling
*/
#define GPIO_IN 0
#define GPIO_OUT 1
#define GPIO_LOW 0
#define GPIO_HIGH 1
#define IOP3XX_GPIO_LINE(x) (x)
#ifndef __ASSEMBLY__
extern void gpio_line_config(int line, int direction);
extern int gpio_line_get(int line);
extern void gpio_line_set(int line, int value);
extern int init_atu;
extern int iop3xx_get_init_atu(void);
#endif
/*
* IOP3XX processor registers
*/
#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000
#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfedfe000
#define IOP3XX_PERIPHERAL_SIZE 0x00002000
#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\
IOP3XX_PERIPHERAL_SIZE - 1)
#define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\
IOP3XX_PERIPHERAL_SIZE - 1)
#define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\
(IOP3XX_PERIPHERAL_PHYS_BASE\
- IOP3XX_PERIPHERAL_VIRT_BASE))
#define IOP3XX_REG_ADDR(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + (reg))
/* Address Translation Unit */
#define IOP3XX_ATUVID (volatile u16 *)IOP3XX_REG_ADDR(0x0100)
#define IOP3XX_ATUDID (volatile u16 *)IOP3XX_REG_ADDR(0x0102)
#define IOP3XX_ATUCMD (volatile u16 *)IOP3XX_REG_ADDR(0x0104)
#define IOP3XX_ATUSR (volatile u16 *)IOP3XX_REG_ADDR(0x0106)
#define IOP3XX_ATURID (volatile u8 *)IOP3XX_REG_ADDR(0x0108)
#define IOP3XX_ATUCCR (volatile u32 *)IOP3XX_REG_ADDR(0x0109)
#define IOP3XX_ATUCLSR (volatile u8 *)IOP3XX_REG_ADDR(0x010c)
#define IOP3XX_ATULT (volatile u8 *)IOP3XX_REG_ADDR(0x010d)
#define IOP3XX_ATUHTR (volatile u8 *)IOP3XX_REG_ADDR(0x010e)
#define IOP3XX_ATUBIST (volatile u8 *)IOP3XX_REG_ADDR(0x010f)
#define IOP3XX_IABAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0110)
#define IOP3XX_IAUBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0114)
#define IOP3XX_IABAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0118)
#define IOP3XX_IAUBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x011c)
#define IOP3XX_IABAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0120)
#define IOP3XX_IAUBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0124)
#define IOP3XX_ASVIR (volatile u16 *)IOP3XX_REG_ADDR(0x012c)
#define IOP3XX_ASIR (volatile u16 *)IOP3XX_REG_ADDR(0x012e)
#define IOP3XX_ERBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0130)
#define IOP3XX_ATUILR (volatile u8 *)IOP3XX_REG_ADDR(0x013c)
#define IOP3XX_ATUIPR (volatile u8 *)IOP3XX_REG_ADDR(0x013d)
#define IOP3XX_ATUMGNT (volatile u8 *)IOP3XX_REG_ADDR(0x013e)
#define IOP3XX_ATUMLAT (volatile u8 *)IOP3XX_REG_ADDR(0x013f)
#define IOP3XX_IALR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0140)
#define IOP3XX_IATVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0144)
#define IOP3XX_ERLR (volatile u32 *)IOP3XX_REG_ADDR(0x0148)
#define IOP3XX_ERTVR (volatile u32 *)IOP3XX_REG_ADDR(0x014c)
#define IOP3XX_IALR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0150)
#define IOP3XX_IALR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0154)
#define IOP3XX_IATVR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0158)
#define IOP3XX_OIOWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x015c)
#define IOP3XX_OMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0160)
#define IOP3XX_OUMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0164)
#define IOP3XX_OMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0168)
#define IOP3XX_OUMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x016c)
#define IOP3XX_OUDWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x0178)
#define IOP3XX_ATUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0180)
#define IOP3XX_PCSR (volatile u32 *)IOP3XX_REG_ADDR(0x0184)
#define IOP3XX_ATUISR (volatile u32 *)IOP3XX_REG_ADDR(0x0188)
#define IOP3XX_ATUIMR (volatile u32 *)IOP3XX_REG_ADDR(0x018c)
#define IOP3XX_IABAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0190)
#define IOP3XX_IAUBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0194)
#define IOP3XX_IALR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0198)
#define IOP3XX_IATVR3 (volatile u32 *)IOP3XX_REG_ADDR(0x019c)
#define IOP3XX_OCCAR (volatile u32 *)IOP3XX_REG_ADDR(0x01a4)
#define IOP3XX_OCCDR (volatile u32 *)IOP3XX_REG_ADDR(0x01ac)
#define IOP3XX_PDSCR (volatile u32 *)IOP3XX_REG_ADDR(0x01bc)
#define IOP3XX_PMCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01c0)
#define IOP3XX_PMNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01c1)
#define IOP3XX_APMCR (volatile u16 *)IOP3XX_REG_ADDR(0x01c2)
#define IOP3XX_APMCSR (volatile u16 *)IOP3XX_REG_ADDR(0x01c4)
#define IOP3XX_PCIXCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01e0)
#define IOP3XX_PCIXNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01e1)
#define IOP3XX_PCIXCMD (volatile u16 *)IOP3XX_REG_ADDR(0x01e2)
#define IOP3XX_PCIXSR (volatile u32 *)IOP3XX_REG_ADDR(0x01e4)
#define IOP3XX_PCIIRSR (volatile u32 *)IOP3XX_REG_ADDR(0x01ec)
#define IOP3XX_PCSR_OUT_Q_BUSY (1 << 15)
#define IOP3XX_PCSR_IN_Q_BUSY (1 << 14)
#define IOP3XX_ATUCR_OUT_EN (1 << 1)
#define IOP3XX_INIT_ATU_DEFAULT 0
#define IOP3XX_INIT_ATU_DISABLE -1
#define IOP3XX_INIT_ATU_ENABLE 1
/* Messaging Unit */
#define IOP3XX_IMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0310)
#define IOP3XX_IMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0314)
#define IOP3XX_OMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0318)
#define IOP3XX_OMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x031c)
#define IOP3XX_IDR (volatile u32 *)IOP3XX_REG_ADDR(0x0320)
#define IOP3XX_IISR (volatile u32 *)IOP3XX_REG_ADDR(0x0324)
#define IOP3XX_IIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0328)
#define IOP3XX_ODR (volatile u32 *)IOP3XX_REG_ADDR(0x032c)
#define IOP3XX_OISR (volatile u32 *)IOP3XX_REG_ADDR(0x0330)
#define IOP3XX_OIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0334)
#define IOP3XX_MUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0350)
#define IOP3XX_QBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0354)
#define IOP3XX_IFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0360)
#define IOP3XX_IFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0364)
#define IOP3XX_IPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0368)
#define IOP3XX_IPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x036c)
#define IOP3XX_OFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0370)
#define IOP3XX_OFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0374)
#define IOP3XX_OPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0378)
#define IOP3XX_OPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x037c)
#define IOP3XX_IAR (volatile u32 *)IOP3XX_REG_ADDR(0x0380)
/* DMA Controller */
#define IOP3XX_DMA_PHYS_BASE(chan) (IOP3XX_PERIPHERAL_PHYS_BASE + \
(0x400 + (chan << 6)))
#define IOP3XX_DMA_UPPER_PA(chan) (IOP3XX_DMA_PHYS_BASE(chan) + 0x27)
/* Peripheral bus interface */
#define IOP3XX_PBCR (volatile u32 *)IOP3XX_REG_ADDR(0x0680)
#define IOP3XX_PBISR (volatile u32 *)IOP3XX_REG_ADDR(0x0684)
#define IOP3XX_PBBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0688)
#define IOP3XX_PBLR0 (volatile u32 *)IOP3XX_REG_ADDR(0x068c)
#define IOP3XX_PBBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0690)
#define IOP3XX_PBLR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0694)
#define IOP3XX_PBBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0698)
#define IOP3XX_PBLR2 (volatile u32 *)IOP3XX_REG_ADDR(0x069c)
#define IOP3XX_PBBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a0)
#define IOP3XX_PBLR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a4)
#define IOP3XX_PBBAR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06a8)
#define IOP3XX_PBLR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06ac)
#define IOP3XX_PBBAR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b0)
#define IOP3XX_PBLR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b4)
#define IOP3XX_PMBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x06c0)
#define IOP3XX_PMBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x06e0)
#define IOP3XX_PMBR2 (volatile u32 *)IOP3XX_REG_ADDR(0x06e4)
/* Peripheral performance monitoring unit */
#define IOP3XX_GTMR (volatile u32 *)IOP3XX_REG_ADDR(0x0700)
#define IOP3XX_ESR (volatile u32 *)IOP3XX_REG_ADDR(0x0704)
#define IOP3XX_EMISR (volatile u32 *)IOP3XX_REG_ADDR(0x0708)
#define IOP3XX_GTSR (volatile u32 *)IOP3XX_REG_ADDR(0x0710)
/* PERCR0 DOESN'T EXIST - index from 1! */
#define IOP3XX_PERCR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0710)
/* General Purpose I/O */
#define IOP3XX_GPOE (volatile u32 *)IOP3XX_GPIO_REG(0x0000)
#define IOP3XX_GPID (volatile u32 *)IOP3XX_GPIO_REG(0x0004)
#define IOP3XX_GPOD (volatile u32 *)IOP3XX_GPIO_REG(0x0008)
/* Timers */
#define IOP3XX_TU_TMR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0000)
#define IOP3XX_TU_TMR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0004)
#define IOP3XX_TU_TCR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0008)
#define IOP3XX_TU_TCR1 (volatile u32 *)IOP3XX_TIMER_REG(0x000c)
#define IOP3XX_TU_TRR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0010)
#define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014)
#define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018)
#define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c)
#define IOP_TMR_EN 0x02
#define IOP_TMR_RELOAD 0x04
#define IOP_TMR_PRIVILEGED 0x08
#define IOP_TMR_RATIO_1_1 0x00
/* Watchdog timer definitions */
#define IOP_WDTCR_EN_ARM 0x1e1e1e1e
#define IOP_WDTCR_EN 0xe1e1e1e1
/* iop3xx does not support stopping the watchdog, so we just re-arm */
#define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM)
#define IOP_WDTCR_DIS (IOP_WDTCR_EN)
/* Application accelerator unit */
#define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800)
#define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7)
/* I2C bus interface unit */
#define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680)
#define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684)
#define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688)
#define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c)
#define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694)
#define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0)
#define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4)
#define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8)
#define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac)
#define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4)
/*
* IOP3XX I/O and Mem space regions for PCI autoconfiguration
*/
#define IOP3XX_PCI_LOWER_MEM_PA 0x80000000
#define IOP3XX_PCI_MEM_WINDOW_SIZE 0x08000000
#define IOP3XX_PCI_LOWER_IO_PA 0x90000000
#define IOP3XX_PCI_LOWER_IO_BA 0x00000000
#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/reboot.h>
void iop3xx_map_io(void);
void iop_init_cp6_handler(void);
void iop_init_time(unsigned long tickrate);
void iop3xx_restart(enum reboot_mode, const char *);
static inline u32 read_tmr0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c0, c1, 0" : "=r" (val));
return val;
}
static inline void write_tmr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val));
}
static inline void write_tmr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val));
}
static inline u32 read_tcr0(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val));
return val;
}
static inline void write_tcr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c2, c1, 0" : : "r" (val));
}
static inline u32 read_tcr1(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val));
return val;
}
static inline void write_tcr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c3, c1, 0" : : "r" (val));
}
static inline void write_trr0(u32 val)
{
asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val));
}
static inline void write_trr1(u32 val)
{
asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val));
}
static inline void write_tisr(u32 val)
{
asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val));
}
static inline u32 read_wdtcr(void)
{
u32 val;
asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val));
return val;
}
static inline void write_wdtcr(u32 val)
{
asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val));
}
extern unsigned long get_iop_tick_rate(void);
/* only iop13xx has these registers, we define these to present a
* common register interface for the iop_wdt driver.
*/
#define IOP_RCSR_WDT (0)
static inline u32 read_rcsr(void)
{
return 0;
}
static inline void write_wdtsr(u32 val)
{
do { } while (0);
}
extern struct platform_device iop3xx_dma_0_channel;
extern struct platform_device iop3xx_dma_1_channel;
extern struct platform_device iop3xx_aau_channel;
extern struct platform_device iop3xx_i2c0_device;
extern struct platform_device iop3xx_i2c1_device;
#endif
#endif
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