1/* 2 * arch/arm/include/asm/hardware/iop3xx.h 3 * 4 * Intel IOP32X and IOP33X register definitions 5 * 6 * Author: Rory Bolt <rorybolt@pacbell.net> 7 * Copyright (C) 2002 Rory Bolt 8 * Copyright (C) 2004 Intel Corp. 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as 12 * published by the Free Software Foundation. 13 */ 14 15#ifndef __IOP3XX_H 16#define __IOP3XX_H 17 18/* 19 * IOP3XX GPIO handling 20 */ 21#define GPIO_IN 0 22#define GPIO_OUT 1 23#define GPIO_LOW 0 24#define GPIO_HIGH 1 25#define IOP3XX_GPIO_LINE(x) (x) 26 27#ifndef __ASSEMBLY__ 28extern void gpio_line_config(int line, int direction); 29extern int gpio_line_get(int line); 30extern void gpio_line_set(int line, int value); 31extern int init_atu; 32extern int iop3xx_get_init_atu(void); 33#endif 34 35 36/* 37 * IOP3XX processor registers 38 */ 39#define IOP3XX_PERIPHERAL_PHYS_BASE 0xffffe000 40#define IOP3XX_PERIPHERAL_VIRT_BASE 0xfeffe000 41#define IOP3XX_PERIPHERAL_SIZE 0x00002000 42#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\ 43 IOP3XX_PERIPHERAL_SIZE - 1) 44#define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\ 45 IOP3XX_PERIPHERAL_SIZE - 1) 46#define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\ 47 (IOP3XX_PERIPHERAL_PHYS_BASE\ 48 - IOP3XX_PERIPHERAL_VIRT_BASE)) 49#define IOP3XX_REG_ADDR(reg) (IOP3XX_PERIPHERAL_VIRT_BASE + (reg)) 50 51/* Address Translation Unit */ 52#define IOP3XX_ATUVID (volatile u16 *)IOP3XX_REG_ADDR(0x0100) 53#define IOP3XX_ATUDID (volatile u16 *)IOP3XX_REG_ADDR(0x0102) 54#define IOP3XX_ATUCMD (volatile u16 *)IOP3XX_REG_ADDR(0x0104) 55#define IOP3XX_ATUSR (volatile u16 *)IOP3XX_REG_ADDR(0x0106) 56#define IOP3XX_ATURID (volatile u8 *)IOP3XX_REG_ADDR(0x0108) 57#define IOP3XX_ATUCCR (volatile u32 *)IOP3XX_REG_ADDR(0x0109) 58#define IOP3XX_ATUCLSR (volatile u8 *)IOP3XX_REG_ADDR(0x010c) 59#define IOP3XX_ATULT (volatile u8 *)IOP3XX_REG_ADDR(0x010d) 60#define IOP3XX_ATUHTR (volatile u8 *)IOP3XX_REG_ADDR(0x010e) 61#define IOP3XX_ATUBIST (volatile u8 *)IOP3XX_REG_ADDR(0x010f) 62#define IOP3XX_IABAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0110) 63#define IOP3XX_IAUBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0114) 64#define IOP3XX_IABAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0118) 65#define IOP3XX_IAUBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x011c) 66#define IOP3XX_IABAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0120) 67#define IOP3XX_IAUBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0124) 68#define IOP3XX_ASVIR (volatile u16 *)IOP3XX_REG_ADDR(0x012c) 69#define IOP3XX_ASIR (volatile u16 *)IOP3XX_REG_ADDR(0x012e) 70#define IOP3XX_ERBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0130) 71#define IOP3XX_ATUILR (volatile u8 *)IOP3XX_REG_ADDR(0x013c) 72#define IOP3XX_ATUIPR (volatile u8 *)IOP3XX_REG_ADDR(0x013d) 73#define IOP3XX_ATUMGNT (volatile u8 *)IOP3XX_REG_ADDR(0x013e) 74#define IOP3XX_ATUMLAT (volatile u8 *)IOP3XX_REG_ADDR(0x013f) 75#define IOP3XX_IALR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0140) 76#define IOP3XX_IATVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0144) 77#define IOP3XX_ERLR (volatile u32 *)IOP3XX_REG_ADDR(0x0148) 78#define IOP3XX_ERTVR (volatile u32 *)IOP3XX_REG_ADDR(0x014c) 79#define IOP3XX_IALR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0150) 80#define IOP3XX_IALR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0154) 81#define IOP3XX_IATVR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0158) 82#define IOP3XX_OIOWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x015c) 83#define IOP3XX_OMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0160) 84#define IOP3XX_OUMWTVR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0164) 85#define IOP3XX_OMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0168) 86#define IOP3XX_OUMWTVR1 (volatile u32 *)IOP3XX_REG_ADDR(0x016c) 87#define IOP3XX_OUDWTVR (volatile u32 *)IOP3XX_REG_ADDR(0x0178) 88#define IOP3XX_ATUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0180) 89#define IOP3XX_PCSR (volatile u32 *)IOP3XX_REG_ADDR(0x0184) 90#define IOP3XX_ATUISR (volatile u32 *)IOP3XX_REG_ADDR(0x0188) 91#define IOP3XX_ATUIMR (volatile u32 *)IOP3XX_REG_ADDR(0x018c) 92#define IOP3XX_IABAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0190) 93#define IOP3XX_IAUBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0194) 94#define IOP3XX_IALR3 (volatile u32 *)IOP3XX_REG_ADDR(0x0198) 95#define IOP3XX_IATVR3 (volatile u32 *)IOP3XX_REG_ADDR(0x019c) 96#define IOP3XX_OCCAR (volatile u32 *)IOP3XX_REG_ADDR(0x01a4) 97#define IOP3XX_OCCDR (volatile u32 *)IOP3XX_REG_ADDR(0x01ac) 98#define IOP3XX_PDSCR (volatile u32 *)IOP3XX_REG_ADDR(0x01bc) 99#define IOP3XX_PMCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01c0) 100#define IOP3XX_PMNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01c1) 101#define IOP3XX_APMCR (volatile u16 *)IOP3XX_REG_ADDR(0x01c2) 102#define IOP3XX_APMCSR (volatile u16 *)IOP3XX_REG_ADDR(0x01c4) 103#define IOP3XX_PCIXCAPID (volatile u8 *)IOP3XX_REG_ADDR(0x01e0) 104#define IOP3XX_PCIXNEXT (volatile u8 *)IOP3XX_REG_ADDR(0x01e1) 105#define IOP3XX_PCIXCMD (volatile u16 *)IOP3XX_REG_ADDR(0x01e2) 106#define IOP3XX_PCIXSR (volatile u32 *)IOP3XX_REG_ADDR(0x01e4) 107#define IOP3XX_PCIIRSR (volatile u32 *)IOP3XX_REG_ADDR(0x01ec) 108#define IOP3XX_PCSR_OUT_Q_BUSY (1 << 15) 109#define IOP3XX_PCSR_IN_Q_BUSY (1 << 14) 110#define IOP3XX_ATUCR_OUT_EN (1 << 1) 111 112#define IOP3XX_INIT_ATU_DEFAULT 0 113#define IOP3XX_INIT_ATU_DISABLE -1 114#define IOP3XX_INIT_ATU_ENABLE 1 115 116/* Messaging Unit */ 117#define IOP3XX_IMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0310) 118#define IOP3XX_IMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0314) 119#define IOP3XX_OMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0318) 120#define IOP3XX_OMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x031c) 121#define IOP3XX_IDR (volatile u32 *)IOP3XX_REG_ADDR(0x0320) 122#define IOP3XX_IISR (volatile u32 *)IOP3XX_REG_ADDR(0x0324) 123#define IOP3XX_IIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0328) 124#define IOP3XX_ODR (volatile u32 *)IOP3XX_REG_ADDR(0x032c) 125#define IOP3XX_OISR (volatile u32 *)IOP3XX_REG_ADDR(0x0330) 126#define IOP3XX_OIMR (volatile u32 *)IOP3XX_REG_ADDR(0x0334) 127#define IOP3XX_MUCR (volatile u32 *)IOP3XX_REG_ADDR(0x0350) 128#define IOP3XX_QBAR (volatile u32 *)IOP3XX_REG_ADDR(0x0354) 129#define IOP3XX_IFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0360) 130#define IOP3XX_IFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0364) 131#define IOP3XX_IPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0368) 132#define IOP3XX_IPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x036c) 133#define IOP3XX_OFHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0370) 134#define IOP3XX_OFTPR (volatile u32 *)IOP3XX_REG_ADDR(0x0374) 135#define IOP3XX_OPHPR (volatile u32 *)IOP3XX_REG_ADDR(0x0378) 136#define IOP3XX_OPTPR (volatile u32 *)IOP3XX_REG_ADDR(0x037c) 137#define IOP3XX_IAR (volatile u32 *)IOP3XX_REG_ADDR(0x0380) 138 139/* DMA Controller */ 140#define IOP3XX_DMA_PHYS_BASE(chan) (IOP3XX_PERIPHERAL_PHYS_BASE + \ 141 (0x400 + (chan << 6))) 142#define IOP3XX_DMA_UPPER_PA(chan) (IOP3XX_DMA_PHYS_BASE(chan) + 0x27) 143 144/* Peripheral bus interface */ 145#define IOP3XX_PBCR (volatile u32 *)IOP3XX_REG_ADDR(0x0680) 146#define IOP3XX_PBISR (volatile u32 *)IOP3XX_REG_ADDR(0x0684) 147#define IOP3XX_PBBAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0688) 148#define IOP3XX_PBLR0 (volatile u32 *)IOP3XX_REG_ADDR(0x068c) 149#define IOP3XX_PBBAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0690) 150#define IOP3XX_PBLR1 (volatile u32 *)IOP3XX_REG_ADDR(0x0694) 151#define IOP3XX_PBBAR2 (volatile u32 *)IOP3XX_REG_ADDR(0x0698) 152#define IOP3XX_PBLR2 (volatile u32 *)IOP3XX_REG_ADDR(0x069c) 153#define IOP3XX_PBBAR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a0) 154#define IOP3XX_PBLR3 (volatile u32 *)IOP3XX_REG_ADDR(0x06a4) 155#define IOP3XX_PBBAR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06a8) 156#define IOP3XX_PBLR4 (volatile u32 *)IOP3XX_REG_ADDR(0x06ac) 157#define IOP3XX_PBBAR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b0) 158#define IOP3XX_PBLR5 (volatile u32 *)IOP3XX_REG_ADDR(0x06b4) 159#define IOP3XX_PMBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x06c0) 160#define IOP3XX_PMBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x06e0) 161#define IOP3XX_PMBR2 (volatile u32 *)IOP3XX_REG_ADDR(0x06e4) 162 163/* Peripheral performance monitoring unit */ 164#define IOP3XX_GTMR (volatile u32 *)IOP3XX_REG_ADDR(0x0700) 165#define IOP3XX_ESR (volatile u32 *)IOP3XX_REG_ADDR(0x0704) 166#define IOP3XX_EMISR (volatile u32 *)IOP3XX_REG_ADDR(0x0708) 167#define IOP3XX_GTSR (volatile u32 *)IOP3XX_REG_ADDR(0x0710) 168/* PERCR0 DOESN'T EXIST - index from 1! */ 169#define IOP3XX_PERCR0 (volatile u32 *)IOP3XX_REG_ADDR(0x0710) 170 171/* General Purpose I/O */ 172#define IOP3XX_GPOE (volatile u32 *)IOP3XX_GPIO_REG(0x0000) 173#define IOP3XX_GPID (volatile u32 *)IOP3XX_GPIO_REG(0x0004) 174#define IOP3XX_GPOD (volatile u32 *)IOP3XX_GPIO_REG(0x0008) 175 176/* Timers */ 177#define IOP3XX_TU_TMR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0000) 178#define IOP3XX_TU_TMR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0004) 179#define IOP3XX_TU_TCR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0008) 180#define IOP3XX_TU_TCR1 (volatile u32 *)IOP3XX_TIMER_REG(0x000c) 181#define IOP3XX_TU_TRR0 (volatile u32 *)IOP3XX_TIMER_REG(0x0010) 182#define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014) 183#define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018) 184#define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c) 185#define IOP_TMR_EN 0x02 186#define IOP_TMR_RELOAD 0x04 187#define IOP_TMR_PRIVILEGED 0x08 188#define IOP_TMR_RATIO_1_1 0x00 189 190/* Watchdog timer definitions */ 191#define IOP_WDTCR_EN_ARM 0x1e1e1e1e 192#define IOP_WDTCR_EN 0xe1e1e1e1 193/* iop3xx does not support stopping the watchdog, so we just re-arm */ 194#define IOP_WDTCR_DIS_ARM (IOP_WDTCR_EN_ARM) 195#define IOP_WDTCR_DIS (IOP_WDTCR_EN) 196 197/* Application accelerator unit */ 198#define IOP3XX_AAU_PHYS_BASE (IOP3XX_PERIPHERAL_PHYS_BASE + 0x800) 199#define IOP3XX_AAU_UPPER_PA (IOP3XX_AAU_PHYS_BASE + 0xa7) 200 201/* I2C bus interface unit */ 202#define IOP3XX_ICR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1680) 203#define IOP3XX_ISR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1684) 204#define IOP3XX_ISAR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1688) 205#define IOP3XX_IDBR0 (volatile u32 *)IOP3XX_REG_ADDR(0x168c) 206#define IOP3XX_IBMR0 (volatile u32 *)IOP3XX_REG_ADDR(0x1694) 207#define IOP3XX_ICR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a0) 208#define IOP3XX_ISR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a4) 209#define IOP3XX_ISAR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16a8) 210#define IOP3XX_IDBR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16ac) 211#define IOP3XX_IBMR1 (volatile u32 *)IOP3XX_REG_ADDR(0x16b4) 212 213 214/* 215 * IOP3XX I/O and Mem space regions for PCI autoconfiguration 216 */ 217#define IOP3XX_PCI_LOWER_MEM_PA 0x80000000 218#define IOP3XX_PCI_MEM_WINDOW_SIZE 0x08000000 219 220#define IOP3XX_PCI_IO_WINDOW_SIZE 0x00010000 221#define IOP3XX_PCI_LOWER_IO_PA 0x90000000 222#define IOP3XX_PCI_LOWER_IO_VA 0xfe000000 223#define IOP3XX_PCI_LOWER_IO_BA 0x90000000 224#define IOP3XX_PCI_UPPER_IO_PA (IOP3XX_PCI_LOWER_IO_PA +\ 225 IOP3XX_PCI_IO_WINDOW_SIZE - 1) 226#define IOP3XX_PCI_UPPER_IO_VA (IOP3XX_PCI_LOWER_IO_VA +\ 227 IOP3XX_PCI_IO_WINDOW_SIZE - 1) 228#define IOP3XX_PCI_IO_PHYS_TO_VIRT(addr) (((u32) (addr) -\ 229 IOP3XX_PCI_LOWER_IO_PA) +\ 230 IOP3XX_PCI_LOWER_IO_VA) 231 232 233#ifndef __ASSEMBLY__ 234void iop3xx_map_io(void); 235void iop_init_cp6_handler(void); 236void iop_init_time(unsigned long tickrate); 237 238static inline u32 read_tmr0(void) 239{ 240 u32 val; 241 asm volatile("mrc p6, 0, %0, c0, c1, 0" : "=r" (val)); 242 return val; 243} 244 245static inline void write_tmr0(u32 val) 246{ 247 asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val)); 248} 249 250static inline void write_tmr1(u32 val) 251{ 252 asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val)); 253} 254 255static inline u32 read_tcr0(void) 256{ 257 u32 val; 258 asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val)); 259 return val; 260} 261 262static inline void write_tcr0(u32 val) 263{ 264 asm volatile("mcr p6, 0, %0, c2, c1, 0" : : "r" (val)); 265} 266 267static inline u32 read_tcr1(void) 268{ 269 u32 val; 270 asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val)); 271 return val; 272} 273 274static inline void write_tcr1(u32 val) 275{ 276 asm volatile("mcr p6, 0, %0, c3, c1, 0" : : "r" (val)); 277} 278 279static inline void write_trr0(u32 val) 280{ 281 asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val)); 282} 283 284static inline void write_trr1(u32 val) 285{ 286 asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val)); 287} 288 289static inline void write_tisr(u32 val) 290{ 291 asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val)); 292} 293 294static inline u32 read_wdtcr(void) 295{ 296 u32 val; 297 asm volatile("mrc p6, 0, %0, c7, c1, 0":"=r" (val)); 298 return val; 299} 300static inline void write_wdtcr(u32 val) 301{ 302 asm volatile("mcr p6, 0, %0, c7, c1, 0"::"r" (val)); 303} 304 305extern unsigned long get_iop_tick_rate(void); 306 307/* only iop13xx has these registers, we define these to present a 308 * common register interface for the iop_wdt driver. 309 */ 310#define IOP_RCSR_WDT (0) 311static inline u32 read_rcsr(void) 312{ 313 return 0; 314} 315static inline void write_wdtsr(u32 val) 316{ 317 do { } while (0); 318} 319 320extern struct platform_device iop3xx_dma_0_channel; 321extern struct platform_device iop3xx_dma_1_channel; 322extern struct platform_device iop3xx_aau_channel; 323extern struct platform_device iop3xx_i2c0_device; 324extern struct platform_device iop3xx_i2c1_device; 325 326#endif 327 328 329#endif 330