iop3xx.h (12465B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Intel IOP32X and IOP33X register definitions 4 * 5 * Author: Rory Bolt <rorybolt@pacbell.net> 6 * Copyright (C) 2002 Rory Bolt 7 * Copyright (C) 2004 Intel Corp. 8 */ 9 10#ifndef __IOP3XX_H 11#define __IOP3XX_H 12 13/* 14 * Peripherals that are shared between the iop32x and iop33x but 15 * located at different addresses. 16 */ 17#define IOP3XX_TIMER_REG(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + 0x07e0 + (reg)) 18 19#include "iop3xx.h" 20 21/* ATU Parameters 22 * set up a 1:1 bus to physical ram relationship 23 * w/ physical ram on top of pci in the memory map 24 */ 25#define IOP32X_MAX_RAM_SIZE 0x40000000UL 26#define IOP3XX_MAX_RAM_SIZE IOP32X_MAX_RAM_SIZE 27#define IOP3XX_PCI_LOWER_MEM_BA 0x80000000 28 29/* 30 * IOP3XX GPIO handling 31 */ 32#define IOP3XX_GPIO_LINE(x) (x) 33 34#ifndef __ASSEMBLY__ 35extern int init_atu; 36extern int iop3xx_get_init_atu(void); 37#endif 38 39 40/* 41 * IOP3XX processor registers 42 */ 43#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000 44#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfedfe000 45#define IOP3XX_PERIPHERAL_SIZE 0x00002000 46#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\ 47 IOP3XX_PERIPHERAL_SIZE - 1) 48#define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\ 49 IOP3XX_PERIPHERAL_SIZE - 1) 50#define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\ 51 (IOP3XX_PERIPHERAL_PHYS_BASE\ 52 - IOP3XX_PERIPHERAL_VIRT_BASE)) 53#define IOP3XX_REG_ADDR(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + (reg)) 54 55/* Address Translation Unit */ 56#define IOP3XX_ATUVID (volatile u16 *)IOP3XX_REG_ADDR(0x0100) 57#define IOP3XX_ATUDID (volatile u16 *)IOP3XX_REG_ADDR(0x0102) 58#define IOP3XX_ATUCMD (volatile u16 *)IOP3XX_REG_ADDR(0x0104) 59#define IOP3XX_ATUSR (volatile u16 *)IOP3XX_REG_ADDR(0x0106) 60#define IOP3XX_ATURID (volatile u8 *)IOP3XX_REG_ADDR(0x0108) 61#define IOP3XX_ATUCCR (volatile u32 *)IOP3XX_REG_ADDR(0x0109) 62#define IOP3XX_ATUCLSR (volatile u8 *)IOP3XX_REG_ADDR(0x010c) 63#define IOP3XX_ATULT (volatile u8 *)IOP3XX_REG_ADDR(0x010d) 64#define IOP3XX_ATUHTR (volatile u8 *)IOP3XX_REG_ADDR(0x010e) 65#define IOP3XX_ATUBIST (volatile u8 *)IOP3XX_REG_ADDR(0x010f) 66#define IOP3XX_IABAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0110) 67#define IOP3XX_IAUBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0114) 68#define IOP3XX_IABAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0118) 69#define IOP3XX_IAUBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x011c) 70#define IOP3XX_IABAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0120) 71#define IOP3XX_IAUBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0124) 72#define IOP3XX_ASVIR (volatile u16 *)IOP3XX_REG_ADDR(0x012c) 73#define IOP3XX_ASIR (volatile u16 *)IOP3XX_REG_ADDR(0x012e) 74#define IOP3XX_ERBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0130) 75#define IOP3XX_ATUILR (volatile u8 *)IOP3XX_REG_ADDR(0x013c) 76#define IOP3XX_ATUIPR (volatile u8 *)IOP3XX_REG_ADDR(0x013d) 77#define IOP3XX_ATUMGNT (volatile u8 *)IOP3XX_REG_ADDR(0x013e) 78#define IOP3XX_ATUMLAT (volatile u8 *)IOP3XX_REG_ADDR(0x013f) 79#define IOP3XX_IALR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0140) 80#define IOP3XX_IATVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0144) 81#define IOP3XX_ERLR (volatile u32 *)IOP3XX_REG_ADDR(0x0148) 82#define IOP3XX_ERTVR (volatile u32 *)IOP3XX_REG_ADDR(0x014c) 83#define IOP3XX_IALR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0150) 84#define IOP3XX_IALR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0154) 85#define IOP3XX_IATVR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0158) 86#define IOP3XX_OIOWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x015c) 87#define IOP3XX_OMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0160) 88#define IOP3XX_OUMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0164) 89#define IOP3XX_OMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0168) 90#define IOP3XX_OUMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x016c) 91#define IOP3XX_OUDWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x0178) 92#define IOP3XX_ATUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0180) 93#define IOP3XX_PCSR (volatile u32 *)IOP3XX_REG_ADDR(0x0184) 94#define IOP3XX_ATUISR (volatile u32 *)IOP3XX_REG_ADDR(0x0188) 95#define IOP3XX_ATUIMR (volatile u32 *)IOP3XX_REG_ADDR(0x018c) 96#define IOP3XX_IABAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0190) 97#define IOP3XX_IAUBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0194) 98#define IOP3XX_IALR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0198) 99#define IOP3XX_IATVR3 (volatile u32 *)IOP3XX_REG_ADDR(0x019c) 100#define IOP3XX_OCCAR (volatile u32 *)IOP3XX_REG_ADDR(0x01a4) 101#define IOP3XX_OCCDR (volatile u32 *)IOP3XX_REG_ADDR(0x01ac) 102#define IOP3XX_PDSCR (volatile u32 *)IOP3XX_REG_ADDR(0x01bc) 103#define IOP3XX_PMCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01c0) 104#define IOP3XX_PMNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01c1) 105#define IOP3XX_APMCR (volatile u16 *)IOP3XX_REG_ADDR(0x01c2) 106#define IOP3XX_APMCSR (volatile u16 *)IOP3XX_REG_ADDR(0x01c4) 107#define IOP3XX_PCIXCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01e0) 108#define IOP3XX_PCIXNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01e1) 109#define IOP3XX_PCIXCMD (volatile u16 *)IOP3XX_REG_ADDR(0x01e2) 110#define IOP3XX_PCIXSR (volatile u32 *)IOP3XX_REG_ADDR(0x01e4) 111#define IOP3XX_PCIIRSR (volatile u32 *)IOP3XX_REG_ADDR(0x01ec) 112#define IOP3XX_PCSR_OUT_Q_BUSY (1 << 15) 113#define IOP3XX_PCSR_IN_Q_BUSY (1 << 14) 114#define IOP3XX_ATUCR_OUT_EN (1 << 1) 115 116#define IOP3XX_INIT_ATU_DEFAULT 0 117#define IOP3XX_INIT_ATU_DISABLE -1 118#define IOP3XX_INIT_ATU_ENABLE 1 119 120/* Messaging Unit */ 121#define IOP3XX_IMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0310) 122#define IOP3XX_IMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0314) 123#define IOP3XX_OMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0318) 124#define IOP3XX_OMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x031c) 125#define IOP3XX_IDR (volatile u32 *)IOP3XX_REG_ADDR(0x0320) 126#define IOP3XX_IISR (volatile u32 *)IOP3XX_REG_ADDR(0x0324) 127#define IOP3XX_IIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0328) 128#define IOP3XX_ODR (volatile u32 *)IOP3XX_REG_ADDR(0x032c) 129#define IOP3XX_OISR (volatile u32 *)IOP3XX_REG_ADDR(0x0330) 130#define IOP3XX_OIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0334) 131#define IOP3XX_MUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0350) 132#define IOP3XX_QBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0354) 133#define IOP3XX_IFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0360) 134#define IOP3XX_IFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0364) 135#define IOP3XX_IPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0368) 136#define IOP3XX_IPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x036c) 137#define IOP3XX_OFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0370) 138#define IOP3XX_OFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0374) 139#define IOP3XX_OPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0378) 140#define IOP3XX_OPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x037c) 141#define IOP3XX_IAR (volatile u32 *)IOP3XX_REG_ADDR(0x0380) 142 143/* DMA Controller */ 144#define IOP3XX_DMA_PHYS_BASE(chan) (IOP3XX_PERIPHERAL_PHYS_BASE + \ 145 (0x400 + (chan << 6))) 146#define IOP3XX_DMA_UPPER_PA(chan) (IOP3XX_DMA_PHYS_BASE(chan) + 0x27) 147 148/* Peripheral bus interface */ 149#define IOP3XX_PBCR (volatile u32 *)IOP3XX_REG_ADDR(0x0680) 150#define IOP3XX_PBISR (volatile u32 *)IOP3XX_REG_ADDR(0x0684) 151#define IOP3XX_PBBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0688) 152#define IOP3XX_PBLR0 (volatile u32 *)IOP3XX_REG_ADDR(0x068c) 153#define IOP3XX_PBBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0690) 154#define IOP3XX_PBLR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0694) 155#define IOP3XX_PBBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0698) 156#define IOP3XX_PBLR2 (volatile u32 *)IOP3XX_REG_ADDR(0x069c) 157#define IOP3XX_PBBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a0) 158#define IOP3XX_PBLR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a4) 159#define IOP3XX_PBBAR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06a8) 160#define IOP3XX_PBLR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06ac) 161#define IOP3XX_PBBAR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b0) 162#define IOP3XX_PBLR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b4) 163#define IOP3XX_PMBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x06c0) 164#define IOP3XX_PMBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x06e0) 165#define IOP3XX_PMBR2 (volatile u32 *)IOP3XX_REG_ADDR(0x06e4) 166 167/* Peripheral performance monitoring unit */ 168#define IOP3XX_GTMR (volatile u32 *)IOP3XX_REG_ADDR(0x0700) 169#define IOP3XX_ESR (volatile u32 *)IOP3XX_REG_ADDR(0x0704) 170#define IOP3XX_EMISR (volatile u32 *)IOP3XX_REG_ADDR(0x0708) 171#define IOP3XX_GTSR (volatile u32 *)IOP3XX_REG_ADDR(0x0710) 172/* PERCR0 DOESN'T EXIST - index from 1! */ 173#define IOP3XX_PERCR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0710) 174 175/* Timers */ 176#define IOP3XX_TU_TMR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0000) 177#define IOP3XX_TU_TMR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0004) 178#define IOP3XX_TU_TCR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0008) 179#define IOP3XX_TU_TCR1 (volatile u32 *)IOP3XX_TIMER_REG(0x000c) 180#define IOP3XX_TU_TRR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0010) 181#define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014) 182#define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018) 183#define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c) 184#define IOP_TMR_EN 0x02 185#define IOP_TMR_RELOAD 0x04 186#define IOP_TMR_PRIVILEGED 0x08 187#define IOP_TMR_RATIO_1_1 0x00 188 189/* Watchdog timer definitions */ 190#define IOP_WDTCR_EN_ARM 0x1e1e1e1e 191#define IOP_WDTCR_EN 0xe1e1e1e1 192/* iop3xx does not support stopping the watchdog, so we just re-arm */ 193#define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM) 194#define IOP_WDTCR_DIS (IOP_WDTCR_EN) 195 196/* Application accelerator unit */ 197#define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800) 198#define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7) 199 200/* I2C bus interface unit */ 201#define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680) 202#define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684) 203#define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688) 204#define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c) 205#define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694) 206#define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0) 207#define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4) 208#define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8) 209#define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac) 210#define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4) 211 212 213/* 214 * IOP3XX I/O and Mem space regions for PCI autoconfiguration 215 */ 216#define IOP3XX_PCI_LOWER_MEM_PA 0x80000000 217#define IOP3XX_PCI_MEM_WINDOW_SIZE 0x08000000 218 219#define IOP3XX_PCI_LOWER_IO_PA 0x90000000 220#define IOP3XX_PCI_LOWER_IO_BA 0x00000000 221 222#ifndef __ASSEMBLY__ 223 224#include <linux/types.h> 225#include <linux/reboot.h> 226 227void iop3xx_map_io(void); 228void iop_enable_cp6(void); 229void iop_init_cp6_handler(void); 230void iop_init_time(unsigned long tickrate); 231void iop3xx_restart(enum reboot_mode, const char *); 232 233static inline u32 read_tmr0(void) 234{ 235 u32 val; 236 asm volatile("mrc p6, 0, %0, c0, c1, 0" : "=r" (val)); 237 return val; 238} 239 240static inline void write_tmr0(u32 val) 241{ 242 asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val)); 243} 244 245static inline void write_tmr1(u32 val) 246{ 247 asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val)); 248} 249 250static inline u32 read_tcr0(void) 251{ 252 u32 val; 253 asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val)); 254 return val; 255} 256 257static inline void write_tcr0(u32 val) 258{ 259 asm volatile("mcr p6, 0, %0, c2, c1, 0" : : "r" (val)); 260} 261 262static inline u32 read_tcr1(void) 263{ 264 u32 val; 265 asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val)); 266 return val; 267} 268 269static inline void write_tcr1(u32 val) 270{ 271 asm volatile("mcr p6, 0, %0, c3, c1, 0" : : "r" (val)); 272} 273 274static inline void write_trr0(u32 val) 275{ 276 asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val)); 277} 278 279static inline void write_trr1(u32 val) 280{ 281 asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val)); 282} 283 284static inline void write_tisr(u32 val) 285{ 286 asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val)); 287} 288 289static inline u32 read_wdtcr(void) 290{ 291 u32 val; 292 asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val)); 293 return val; 294} 295static inline void write_wdtcr(u32 val) 296{ 297 asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val)); 298} 299 300extern unsigned long get_iop_tick_rate(void); 301 302/* only iop13xx has these registers, we define these to present a 303 * common register interface for the iop_wdt driver. 304 */ 305#define IOP_RCSR_WDT (0) 306static inline u32 read_rcsr(void) 307{ 308 return 0; 309} 310static inline void write_wdtsr(u32 val) 311{ 312 do { } while (0); 313} 314 315extern struct platform_device iop3xx_dma_0_channel; 316extern struct platform_device iop3xx_dma_1_channel; 317extern struct platform_device iop3xx_aau_channel; 318extern struct platform_device iop3xx_i2c0_device; 319extern struct platform_device iop3xx_i2c1_device; 320extern struct gpiod_lookup_table iop3xx_i2c0_gpio_lookup; 321extern struct gpiod_lookup_table iop3xx_i2c1_gpio_lookup; 322 323#endif 324 325 326#endif