projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | |
| 3 | * | |
| 4 | * Register definitions for IXP4xx chipset. This file contains | |
| 5 | * register location and bit definitions only. Platform specific | |
| 6 | * definitions and helper function declarations are in platform.h | |
| 7 | * and machine-name.h. | |
| 8 | * | |
| 9 | * Copyright (C) 2002 Intel Corporation. | |
| 10 | * Copyright (C) 2003-2004 MontaVista Software, Inc. | |
| 11 | * | |
| 12 | * This program is free software; you can redistribute it and/or modify | |
| 13 | * it under the terms of the GNU General Public License version 2 as | |
| 14 | * published by the Free Software Foundation. | |
| 15 | * | |
| 16 | */ | |
| 17 | ||
| 18 | #ifndef __ASM_ARCH_HARDWARE_H__ | |
| 19 | #error "Do not include this directly, instead #include <asm/hardware.h>" | |
| 20 | #endif | |
| 21 | ||
| 22 | #ifndef _ASM_ARM_IXP4XX_H_ | |
| 23 | #define _ASM_ARM_IXP4XX_H_ | |
| 24 | ||
| 25 | /* | |
| 26 | * IXP4xx Linux Memory Map: | |
| 27 | * | |
| 28 | * Phy Size Virt Description | |
| 29 | * ========================================================================= | |
| 30 | * | |
| 31 | * 0x00000000 0x10000000(max) PAGE_OFFSET System RAM | |
| 32 | * | |
| 33 | * 0x48000000 0x04000000 ioremap'd PCI Memory Space | |
| 34 | * | |
| 35 | * 0x50000000 0x10000000 ioremap'd EXP BUS | |
| 36 | * | |
| 37 | * 0x6000000 0x00004000 ioremap'd QMgr | |
| 38 | * | |
| 39 | * 0xC0000000 0x00001000 0xffbfe000 PCI CFG | |
| 40 | * | |
| 41 | * 0xC4000000 0x00001000 0xffbfd000 EXP CFG | |
| 42 | * | |
| 43 | * 0xC8000000 0x0000C000 0xffbf2000 On-Chip Peripherals | |
| 44 | */ | |
| 45 | ||
| 46 | /* | |
| 47 | * Queue Manager | |
| 48 | */ | |
| 49 | #define IXP4XX_QMGR_BASE_PHYS (0x60000000) | |
| 50 | ||
| 51 | /* | |
| 52 | * Expansion BUS Configuration registers | |
| 53 | */ | |
| 54 | #define IXP4XX_EXP_CFG_BASE_PHYS (0xC4000000) | |
| 55 | #define IXP4XX_EXP_CFG_BASE_VIRT (0xFFBFD000) | |
| 56 | #define IXP4XX_EXP_CFG_REGION_SIZE (0x00001000) | |
| 57 | ||
| 58 | /* | |
| 59 | * PCI Config registers | |
| 60 | */ | |
| 61 | #define IXP4XX_PCI_CFG_BASE_PHYS (0xC0000000) | |
| 62 | #define IXP4XX_PCI_CFG_BASE_VIRT (0xFFBFE000) | |
| 63 | #define IXP4XX_PCI_CFG_REGION_SIZE (0x00001000) | |
| 64 | ||
| 65 | /* | |
| 66 | * Peripheral space | |
| 67 | */ | |
| 68 | #define IXP4XX_PERIPHERAL_BASE_PHYS (0xC8000000) | |
| 69 | #define IXP4XX_PERIPHERAL_BASE_VIRT (0xFFBF2000) | |
| 70 | #define IXP4XX_PERIPHERAL_REGION_SIZE (0x0000C000) | |
| 71 | ||
| 5932ae3f DS |
72 | /* |
| 73 | * Debug UART | |
| 74 | * | |
| 75 | * This is basically a remap of UART1 into a region that is section | |
| 76 | * aligned so that it * can be used with the low-level debug code. | |
| 77 | */ | |
| 78 | #define IXP4XX_DEBUG_UART_BASE_PHYS (0xC8000000) | |
| 79 | #define IXP4XX_DEBUG_UART_BASE_VIRT (0xffb00000) | |
| 80 | #define IXP4XX_DEBUG_UART_REGION_SIZE (0x00001000) | |
| 81 | ||
| 1da177e4 LT |
82 | #define IXP4XX_EXP_CS0_OFFSET 0x00 |
| 83 | #define IXP4XX_EXP_CS1_OFFSET 0x04 | |
| 84 | #define IXP4XX_EXP_CS2_OFFSET 0x08 | |
| 85 | #define IXP4XX_EXP_CS3_OFFSET 0x0C | |
| 86 | #define IXP4XX_EXP_CS4_OFFSET 0x10 | |
| 87 | #define IXP4XX_EXP_CS5_OFFSET 0x14 | |
| 88 | #define IXP4XX_EXP_CS6_OFFSET 0x18 | |
| 89 | #define IXP4XX_EXP_CS7_OFFSET 0x1C | |
| 90 | #define IXP4XX_EXP_CFG0_OFFSET 0x20 | |
| 91 | #define IXP4XX_EXP_CFG1_OFFSET 0x24 | |
| 92 | #define IXP4XX_EXP_CFG2_OFFSET 0x28 | |
| 93 | #define IXP4XX_EXP_CFG3_OFFSET 0x2C | |
| 94 | ||
| 95 | /* | |
| 96 | * Expansion Bus Controller registers. | |
| 97 | */ | |
| 98 | #define IXP4XX_EXP_REG(x) ((volatile u32 *)(IXP4XX_EXP_CFG_BASE_VIRT+(x))) | |
| 99 | ||
| 100 | #define IXP4XX_EXP_CS0 IXP4XX_EXP_REG(IXP4XX_EXP_CS0_OFFSET) | |
| 101 | #define IXP4XX_EXP_CS1 IXP4XX_EXP_REG(IXP4XX_EXP_CS1_OFFSET) | |
| 102 | #define IXP4XX_EXP_CS2 IXP4XX_EXP_REG(IXP4XX_EXP_CS2_OFFSET) | |
| 103 | #define IXP4XX_EXP_CS3 IXP4XX_EXP_REG(IXP4XX_EXP_CS3_OFFSET) | |
| 104 | #define IXP4XX_EXP_CS4 IXP4XX_EXP_REG(IXP4XX_EXP_CS4_OFFSET) | |
| 105 | #define IXP4XX_EXP_CS5 IXP4XX_EXP_REG(IXP4XX_EXP_CS5_OFFSET) | |
| 106 | #define IXP4XX_EXP_CS6 IXP4XX_EXP_REG(IXP4XX_EXP_CS6_OFFSET) | |
| 107 | #define IXP4XX_EXP_CS7 IXP4XX_EXP_REG(IXP4XX_EXP_CS7_OFFSET) | |
| 108 | ||
| 109 | #define IXP4XX_EXP_CFG0 IXP4XX_EXP_REG(IXP4XX_EXP_CFG0_OFFSET) | |
| 110 | #define IXP4XX_EXP_CFG1 IXP4XX_EXP_REG(IXP4XX_EXP_CFG1_OFFSET) | |
| 111 | #define IXP4XX_EXP_CFG2 IXP4XX_EXP_REG(IXP4XX_EXP_CFG2_OFFSET) | |
| 112 | #define IXP4XX_EXP_CFG3 IXP4XX_EXP_REG(IXP4XX_EXP_CFG3_OFFSET) | |
| 113 | ||
| 114 | ||
| 115 | /* | |
| 116 | * Peripheral Space Register Region Base Addresses | |
| 117 | */ | |
| 118 | #define IXP4XX_UART1_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x0000) | |
| 119 | #define IXP4XX_UART2_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x1000) | |
| 120 | #define IXP4XX_PMU_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x2000) | |
| 121 | #define IXP4XX_INTC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x3000) | |
| 122 | #define IXP4XX_GPIO_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x4000) | |
| 123 | #define IXP4XX_TIMER_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x5000) | |
| 124 | #define IXP4XX_EthA_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x9000) | |
| 125 | #define IXP4XX_EthB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xA000) | |
| 126 | #define IXP4XX_USB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xB000) | |
| 127 | ||
| 128 | #define IXP4XX_UART1_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x0000) | |
| 129 | #define IXP4XX_UART2_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x1000) | |
| 130 | #define IXP4XX_PMU_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x2000) | |
| 131 | #define IXP4XX_INTC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x3000) | |
| 132 | #define IXP4XX_GPIO_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x4000) | |
| 133 | #define IXP4XX_TIMER_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x5000) | |
| 134 | #define IXP4XX_EthA_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x9000) | |
| 135 | #define IXP4XX_EthB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xA000) | |
| 136 | #define IXP4XX_USB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xB000) | |
| 137 | ||
| 138 | /* | |
| 139 | * Constants to make it easy to access Interrupt Controller registers | |
| 140 | */ | |
| 141 | #define IXP4XX_ICPR_OFFSET 0x00 /* Interrupt Status */ | |
| 142 | #define IXP4XX_ICMR_OFFSET 0x04 /* Interrupt Enable */ | |
| 143 | #define IXP4XX_ICLR_OFFSET 0x08 /* Interrupt IRQ/FIQ Select */ | |
| 144 | #define IXP4XX_ICIP_OFFSET 0x0C /* IRQ Status */ | |
| 145 | #define IXP4XX_ICFP_OFFSET 0x10 /* FIQ Status */ | |
| 146 | #define IXP4XX_ICHR_OFFSET 0x14 /* Interrupt Priority */ | |
| 147 | #define IXP4XX_ICIH_OFFSET 0x18 /* IRQ Highest Pri Int */ | |
| 148 | #define IXP4XX_ICFH_OFFSET 0x1C /* FIQ Highest Pri Int */ | |
| 149 | ||
| 150 | /* | |
| 151 | * IXP465-only | |
| 152 | */ | |
| 153 | #define IXP4XX_ICPR2_OFFSET 0x20 /* Interrupt Status 2 */ | |
| 154 | #define IXP4XX_ICMR2_OFFSET 0x24 /* Interrupt Enable 2 */ | |
| 155 | #define IXP4XX_ICLR2_OFFSET 0x28 /* Interrupt IRQ/FIQ Select 2 */ | |
| 156 | #define IXP4XX_ICIP2_OFFSET 0x2C /* IRQ Status */ | |
| 157 | #define IXP4XX_ICFP2_OFFSET 0x30 /* FIQ Status */ | |
| 158 | #define IXP4XX_ICEEN_OFFSET 0x34 /* Error High Pri Enable */ | |
| 159 | ||
| 160 | ||
| 161 | /* | |
| 162 | * Interrupt Controller Register Definitions. | |
| 163 | */ | |
| 164 | ||
| 165 | #define IXP4XX_INTC_REG(x) ((volatile u32 *)(IXP4XX_INTC_BASE_VIRT+(x))) | |
| 166 | ||
| 167 | #define IXP4XX_ICPR IXP4XX_INTC_REG(IXP4XX_ICPR_OFFSET) | |
| 168 | #define IXP4XX_ICMR IXP4XX_INTC_REG(IXP4XX_ICMR_OFFSET) | |
| 169 | #define IXP4XX_ICLR IXP4XX_INTC_REG(IXP4XX_ICLR_OFFSET) | |
| 170 | #define IXP4XX_ICIP IXP4XX_INTC_REG(IXP4XX_ICIP_OFFSET) | |
| 171 | #define IXP4XX_ICFP IXP4XX_INTC_REG(IXP4XX_ICFP_OFFSET) | |
| 172 | #define IXP4XX_ICHR IXP4XX_INTC_REG(IXP4XX_ICHR_OFFSET) | |
| 173 | #define IXP4XX_ICIH IXP4XX_INTC_REG(IXP4XX_ICIH_OFFSET) | |
| 174 | #define IXP4XX_ICFH IXP4XX_INTC_REG(IXP4XX_ICFH_OFFSET) | |
| 175 | #define IXP4XX_ICPR2 IXP4XX_INTC_REG(IXP4XX_ICPR2_OFFSET) | |
| 176 | #define IXP4XX_ICMR2 IXP4XX_INTC_REG(IXP4XX_ICMR2_OFFSET) | |
| 177 | #define IXP4XX_ICLR2 IXP4XX_INTC_REG(IXP4XX_ICLR2_OFFSET) | |
| 178 | #define IXP4XX_ICIP2 IXP4XX_INTC_REG(IXP4XX_ICIP2_OFFSET) | |
| 179 | #define IXP4XX_ICFP2 IXP4XX_INTC_REG(IXP4XX_ICFP2_OFFSET) | |
| 180 | #define IXP4XX_ICEEN IXP4XX_INTC_REG(IXP4XX_ICEEN_OFFSET) | |
| 181 | ||
| 182 | /* | |
| 183 | * Constants to make it easy to access GPIO registers | |
| 184 | */ | |
| 185 | #define IXP4XX_GPIO_GPOUTR_OFFSET 0x00 | |
| 186 | #define IXP4XX_GPIO_GPOER_OFFSET 0x04 | |
| 187 | #define IXP4XX_GPIO_GPINR_OFFSET 0x08 | |
| 188 | #define IXP4XX_GPIO_GPISR_OFFSET 0x0C | |
| 189 | #define IXP4XX_GPIO_GPIT1R_OFFSET 0x10 | |
| 190 | #define IXP4XX_GPIO_GPIT2R_OFFSET 0x14 | |
| 191 | #define IXP4XX_GPIO_GPCLKR_OFFSET 0x18 | |
| 192 | #define IXP4XX_GPIO_GPDBSELR_OFFSET 0x1C | |
| 193 | ||
| 194 | /* | |
| 195 | * GPIO Register Definitions. | |
| 196 | * [Only perform 32bit reads/writes] | |
| 197 | */ | |
| 198 | #define IXP4XX_GPIO_REG(x) ((volatile u32 *)(IXP4XX_GPIO_BASE_VIRT+(x))) | |
| 199 | ||
| 200 | #define IXP4XX_GPIO_GPOUTR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOUTR_OFFSET) | |
| 201 | #define IXP4XX_GPIO_GPOER IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOER_OFFSET) | |
| 202 | #define IXP4XX_GPIO_GPINR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPINR_OFFSET) | |
| 203 | #define IXP4XX_GPIO_GPISR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPISR_OFFSET) | |
| 204 | #define IXP4XX_GPIO_GPIT1R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT1R_OFFSET) | |
| 205 | #define IXP4XX_GPIO_GPIT2R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT2R_OFFSET) | |
| 206 | #define IXP4XX_GPIO_GPCLKR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPCLKR_OFFSET) | |
| 207 | #define IXP4XX_GPIO_GPDBSELR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPDBSELR_OFFSET) | |
| 208 | ||
| 209 | /* | |
| 210 | * GPIO register bit definitions | |
| 211 | */ | |
| 212 | ||
| 213 | /* Interrupt styles | |
| 214 | */ | |
| 215 | #define IXP4XX_GPIO_STYLE_ACTIVE_HIGH 0x0 | |
| 216 | #define IXP4XX_GPIO_STYLE_ACTIVE_LOW 0x1 | |
| 217 | #define IXP4XX_GPIO_STYLE_RISING_EDGE 0x2 | |
| 218 | #define IXP4XX_GPIO_STYLE_FALLING_EDGE 0x3 | |
| 219 | #define IXP4XX_GPIO_STYLE_TRANSITIONAL 0x4 | |
| 220 | ||
| 221 | /* | |
| 222 | * Mask used to clear interrupt styles | |
| 223 | */ | |
| 224 | #define IXP4XX_GPIO_STYLE_CLEAR 0x7 | |
| 225 | #define IXP4XX_GPIO_STYLE_SIZE 3 | |
| 226 | ||
| 227 | /* | |
| 228 | * Constants to make it easy to access Timer Control/Status registers | |
| 229 | */ | |
| 230 | #define IXP4XX_OSTS_OFFSET 0x00 /* Continious TimeStamp */ | |
| 231 | #define IXP4XX_OST1_OFFSET 0x04 /* Timer 1 Timestamp */ | |
| 232 | #define IXP4XX_OSRT1_OFFSET 0x08 /* Timer 1 Reload */ | |
| 233 | #define IXP4XX_OST2_OFFSET 0x0C /* Timer 2 Timestamp */ | |
| 234 | #define IXP4XX_OSRT2_OFFSET 0x10 /* Timer 2 Reload */ | |
| 235 | #define IXP4XX_OSWT_OFFSET 0x14 /* Watchdog Timer */ | |
| 236 | #define IXP4XX_OSWE_OFFSET 0x18 /* Watchdog Enable */ | |
| 237 | #define IXP4XX_OSWK_OFFSET 0x1C /* Watchdog Key */ | |
| 238 | #define IXP4XX_OSST_OFFSET 0x20 /* Timer Status */ | |
| 239 | ||
| 240 | /* | |
| 241 | * Operating System Timer Register Definitions. | |
| 242 | */ | |
| 243 | ||
| 244 | #define IXP4XX_TIMER_REG(x) ((volatile u32 *)(IXP4XX_TIMER_BASE_VIRT+(x))) | |
| 245 | ||
| 246 | #define IXP4XX_OSTS IXP4XX_TIMER_REG(IXP4XX_OSTS_OFFSET) | |
| 247 | #define IXP4XX_OST1 IXP4XX_TIMER_REG(IXP4XX_OST1_OFFSET) | |
| 248 | #define IXP4XX_OSRT1 IXP4XX_TIMER_REG(IXP4XX_OSRT1_OFFSET) | |
| 249 | #define IXP4XX_OST2 IXP4XX_TIMER_REG(IXP4XX_OST2_OFFSET) | |
| 250 | #define IXP4XX_OSRT2 IXP4XX_TIMER_REG(IXP4XX_OSRT2_OFFSET) | |
| 251 | #define IXP4XX_OSWT IXP4XX_TIMER_REG(IXP4XX_OSWT_OFFSET) | |
| 252 | #define IXP4XX_OSWE IXP4XX_TIMER_REG(IXP4XX_OSWE_OFFSET) | |
| 253 | #define IXP4XX_OSWK IXP4XX_TIMER_REG(IXP4XX_OSWK_OFFSET) | |
| 254 | #define IXP4XX_OSST IXP4XX_TIMER_REG(IXP4XX_OSST_OFFSET) | |
| 255 | ||
| 256 | /* | |
| 257 | * Timer register values and bit definitions | |
| 258 | */ | |
| 259 | #define IXP4XX_OST_ENABLE 0x00000001 | |
| 260 | #define IXP4XX_OST_ONE_SHOT 0x00000002 | |
| 261 | /* Low order bits of reload value ignored */ | |
| 262 | #define IXP4XX_OST_RELOAD_MASK 0x00000003 | |
| 263 | #define IXP4XX_OST_DISABLED 0x00000000 | |
| 264 | #define IXP4XX_OSST_TIMER_1_PEND 0x00000001 | |
| 265 | #define IXP4XX_OSST_TIMER_2_PEND 0x00000002 | |
| 266 | #define IXP4XX_OSST_TIMER_TS_PEND 0x00000004 | |
| 267 | #define IXP4XX_OSST_TIMER_WDOG_PEND 0x00000008 | |
| 268 | #define IXP4XX_OSST_TIMER_WARM_RESET 0x00000010 | |
| 269 | ||
| 270 | #define IXP4XX_WDT_KEY 0x0000482E | |
| 271 | ||
| 272 | #define IXP4XX_WDT_RESET_ENABLE 0x00000001 | |
| 273 | #define IXP4XX_WDT_IRQ_ENABLE 0x00000002 | |
| 274 | #define IXP4XX_WDT_COUNT_ENABLE 0x00000004 | |
| 275 | ||
| 276 | ||
| 277 | /* | |
| 278 | * Constants to make it easy to access PCI Control/Status registers | |
| 279 | */ | |
| 280 | #define PCI_NP_AD_OFFSET 0x00 | |
| 281 | #define PCI_NP_CBE_OFFSET 0x04 | |
| 282 | #define PCI_NP_WDATA_OFFSET 0x08 | |
| 283 | #define PCI_NP_RDATA_OFFSET 0x0c | |
| 284 | #define PCI_CRP_AD_CBE_OFFSET 0x10 | |
| 285 | #define PCI_CRP_WDATA_OFFSET 0x14 | |
| 286 | #define PCI_CRP_RDATA_OFFSET 0x18 | |
| 287 | #define PCI_CSR_OFFSET 0x1c | |
| 288 | #define PCI_ISR_OFFSET 0x20 | |
| 289 | #define PCI_INTEN_OFFSET 0x24 | |
| 290 | #define PCI_DMACTRL_OFFSET 0x28 | |
| 291 | #define PCI_AHBMEMBASE_OFFSET 0x2c | |
| 292 | #define PCI_AHBIOBASE_OFFSET 0x30 | |
| 293 | #define PCI_PCIMEMBASE_OFFSET 0x34 | |
| 294 | #define PCI_AHBDOORBELL_OFFSET 0x38 | |
| 295 | #define PCI_PCIDOORBELL_OFFSET 0x3C | |
| 296 | #define PCI_ATPDMA0_AHBADDR_OFFSET 0x40 | |
| 297 | #define PCI_ATPDMA0_PCIADDR_OFFSET 0x44 | |
| 298 | #define PCI_ATPDMA0_LENADDR_OFFSET 0x48 | |
| 299 | #define PCI_ATPDMA1_AHBADDR_OFFSET 0x4C | |
| 300 | #define PCI_ATPDMA1_PCIADDR_OFFSET 0x50 | |
| 301 | #define PCI_ATPDMA1_LENADDR_OFFSET 0x54 | |
| 302 | ||
| 303 | /* | |
| 304 | * PCI Control/Status Registers | |
| 305 | */ | |
| 306 | #define IXP4XX_PCI_CSR(x) ((volatile u32 *)(IXP4XX_PCI_CFG_BASE_VIRT+(x))) | |
| 307 | ||
| 308 | #define PCI_NP_AD IXP4XX_PCI_CSR(PCI_NP_AD_OFFSET) | |
| 309 | #define PCI_NP_CBE IXP4XX_PCI_CSR(PCI_NP_CBE_OFFSET) | |
| 310 | #define PCI_NP_WDATA IXP4XX_PCI_CSR(PCI_NP_WDATA_OFFSET) | |
| 311 | #define PCI_NP_RDATA IXP4XX_PCI_CSR(PCI_NP_RDATA_OFFSET) | |
| 312 | #define PCI_CRP_AD_CBE IXP4XX_PCI_CSR(PCI_CRP_AD_CBE_OFFSET) | |
| 313 | #define PCI_CRP_WDATA IXP4XX_PCI_CSR(PCI_CRP_WDATA_OFFSET) | |
| 314 | #define PCI_CRP_RDATA IXP4XX_PCI_CSR(PCI_CRP_RDATA_OFFSET) | |
| 315 | #define PCI_CSR IXP4XX_PCI_CSR(PCI_CSR_OFFSET) | |
| 316 | #define PCI_ISR IXP4XX_PCI_CSR(PCI_ISR_OFFSET) | |
| 317 | #define PCI_INTEN IXP4XX_PCI_CSR(PCI_INTEN_OFFSET) | |
| 318 | #define PCI_DMACTRL IXP4XX_PCI_CSR(PCI_DMACTRL_OFFSET) | |
| 319 | #define PCI_AHBMEMBASE IXP4XX_PCI_CSR(PCI_AHBMEMBASE_OFFSET) | |
| 320 | #define PCI_AHBIOBASE IXP4XX_PCI_CSR(PCI_AHBIOBASE_OFFSET) | |
| 321 | #define PCI_PCIMEMBASE IXP4XX_PCI_CSR(PCI_PCIMEMBASE_OFFSET) | |
| 322 | #define PCI_AHBDOORBELL IXP4XX_PCI_CSR(PCI_AHBDOORBELL_OFFSET) | |
| 323 | #define PCI_PCIDOORBELL IXP4XX_PCI_CSR(PCI_PCIDOORBELL_OFFSET) | |
| 324 | #define PCI_ATPDMA0_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_AHBADDR_OFFSET) | |
| 325 | #define PCI_ATPDMA0_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_PCIADDR_OFFSET) | |
| 326 | #define PCI_ATPDMA0_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_LENADDR_OFFSET) | |
| 327 | #define PCI_ATPDMA1_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_AHBADDR_OFFSET) | |
| 328 | #define PCI_ATPDMA1_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_PCIADDR_OFFSET) | |
| 329 | #define PCI_ATPDMA1_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_LENADDR_OFFSET) | |
| 330 | ||
| 331 | /* | |
| 332 | * PCI register values and bit definitions | |
| 333 | */ | |
| 334 | ||
| 335 | /* CSR bit definitions */ | |
| 336 | #define PCI_CSR_HOST 0x00000001 | |
| 337 | #define PCI_CSR_ARBEN 0x00000002 | |
| 338 | #define PCI_CSR_ADS 0x00000004 | |
| 339 | #define PCI_CSR_PDS 0x00000008 | |
| 340 | #define PCI_CSR_ABE 0x00000010 | |
| 341 | #define PCI_CSR_DBT 0x00000020 | |
| 342 | #define PCI_CSR_ASE 0x00000100 | |
| 343 | #define PCI_CSR_IC 0x00008000 | |
| 344 | ||
| 345 | /* ISR (Interrupt status) Register bit definitions */ | |
| 346 | #define PCI_ISR_PSE 0x00000001 | |
| 347 | #define PCI_ISR_PFE 0x00000002 | |
| 348 | #define PCI_ISR_PPE 0x00000004 | |
| 349 | #define PCI_ISR_AHBE 0x00000008 | |
| 350 | #define PCI_ISR_APDC 0x00000010 | |
| 351 | #define PCI_ISR_PADC 0x00000020 | |
| 352 | #define PCI_ISR_ADB 0x00000040 | |
| 353 | #define PCI_ISR_PDB 0x00000080 | |
| 354 | ||
| 355 | /* INTEN (Interrupt Enable) Register bit definitions */ | |
| 356 | #define PCI_INTEN_PSE 0x00000001 | |
| 357 | #define PCI_INTEN_PFE 0x00000002 | |
| 358 | #define PCI_INTEN_PPE 0x00000004 | |
| 359 | #define PCI_INTEN_AHBE 0x00000008 | |
| 360 | #define PCI_INTEN_APDC 0x00000010 | |
| 361 | #define PCI_INTEN_PADC 0x00000020 | |
| 362 | #define PCI_INTEN_ADB 0x00000040 | |
| 363 | #define PCI_INTEN_PDB 0x00000080 | |
| 364 | ||
| 365 | /* | |
| 366 | * Shift value for byte enable on NP cmd/byte enable register | |
| 367 | */ | |
| 368 | #define IXP4XX_PCI_NP_CBE_BESL 4 | |
| 369 | ||
| 370 | /* | |
| 371 | * PCI commands supported by NP access unit | |
| 372 | */ | |
| 373 | #define NP_CMD_IOREAD 0x2 | |
| 374 | #define NP_CMD_IOWRITE 0x3 | |
| 375 | #define NP_CMD_CONFIGREAD 0xa | |
| 376 | #define NP_CMD_CONFIGWRITE 0xb | |
| 377 | #define NP_CMD_MEMREAD 0x6 | |
| 378 | #define NP_CMD_MEMWRITE 0x7 | |
| 379 | ||
| 380 | /* | |
| 381 | * Constants for CRP access into local config space | |
| 382 | */ | |
| 383 | #define CRP_AD_CBE_BESL 20 | |
| 384 | #define CRP_AD_CBE_WRITE 0x00010000 | |
| 385 | ||
| 386 | ||
| 387 | /* | |
| 388 | * USB Device Controller | |
| 389 | * | |
| 390 | * These are used by the USB gadget driver, so they don't follow the | |
| 391 | * IXP4XX_ naming convetions. | |
| 392 | * | |
| 393 | */ | |
| 394 | # define IXP4XX_USB_REG(x) (*((volatile u32 *)(x))) | |
| 395 | ||
| 396 | /* UDC Undocumented - Reserved1 */ | |
| 397 | #define UDC_RES1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0004) | |
| 398 | /* UDC Undocumented - Reserved2 */ | |
| 399 | #define UDC_RES2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0008) | |
| 400 | /* UDC Undocumented - Reserved3 */ | |
| 401 | #define UDC_RES3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x000C) | |
| 402 | /* UDC Control Register */ | |
| 403 | #define UDCCR IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0000) | |
| 404 | /* UDC Endpoint 0 Control/Status Register */ | |
| 405 | #define UDCCS0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0010) | |
| 406 | /* UDC Endpoint 1 (IN) Control/Status Register */ | |
| 407 | #define UDCCS1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0014) | |
| 408 | /* UDC Endpoint 2 (OUT) Control/Status Register */ | |
| 409 | #define UDCCS2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0018) | |
| 410 | /* UDC Endpoint 3 (IN) Control/Status Register */ | |
| 411 | #define UDCCS3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x001C) | |
| 412 | /* UDC Endpoint 4 (OUT) Control/Status Register */ | |
| 413 | #define UDCCS4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0020) | |
| 414 | /* UDC Endpoint 5 (Interrupt) Control/Status Register */ | |
| 415 | #define UDCCS5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0024) | |
| 416 | /* UDC Endpoint 6 (IN) Control/Status Register */ | |
| 417 | #define UDCCS6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0028) | |
| 418 | /* UDC Endpoint 7 (OUT) Control/Status Register */ | |
| 419 | #define UDCCS7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x002C) | |
| 420 | /* UDC Endpoint 8 (IN) Control/Status Register */ | |
| 421 | #define UDCCS8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0030) | |
| 422 | /* UDC Endpoint 9 (OUT) Control/Status Register */ | |
| 423 | #define UDCCS9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0034) | |
| 424 | /* UDC Endpoint 10 (Interrupt) Control/Status Register */ | |
| 425 | #define UDCCS10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0038) | |
| 426 | /* UDC Endpoint 11 (IN) Control/Status Register */ | |
| 427 | #define UDCCS11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x003C) | |
| 428 | /* UDC Endpoint 12 (OUT) Control/Status Register */ | |
| 429 | #define UDCCS12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0040) | |
| 430 | /* UDC Endpoint 13 (IN) Control/Status Register */ | |
| 431 | #define UDCCS13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0044) | |
| 432 | /* UDC Endpoint 14 (OUT) Control/Status Register */ | |
| 433 | #define UDCCS14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0048) | |
| 434 | /* UDC Endpoint 15 (Interrupt) Control/Status Register */ | |
| 435 | #define UDCCS15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x004C) | |
| 436 | /* UDC Frame Number Register High */ | |
| 437 | #define UFNRH IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0060) | |
| 438 | /* UDC Frame Number Register Low */ | |
| 439 | #define UFNRL IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0064) | |
| 440 | /* UDC Byte Count Reg 2 */ | |
| 441 | #define UBCR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0068) | |
| 442 | /* UDC Byte Count Reg 4 */ | |
| 443 | #define UBCR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x006c) | |
| 444 | /* UDC Byte Count Reg 7 */ | |
| 445 | #define UBCR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0070) | |
| 446 | /* UDC Byte Count Reg 9 */ | |
| 447 | #define UBCR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0074) | |
| 448 | /* UDC Byte Count Reg 12 */ | |
| 449 | #define UBCR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0078) | |
| 450 | /* UDC Byte Count Reg 14 */ | |
| 451 | #define UBCR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x007c) | |
| 452 | /* UDC Endpoint 0 Data Register */ | |
| 453 | #define UDDR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0080) | |
| 454 | /* UDC Endpoint 1 Data Register */ | |
| 455 | #define UDDR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0100) | |
| 456 | /* UDC Endpoint 2 Data Register */ | |
| 457 | #define UDDR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0180) | |
| 458 | /* UDC Endpoint 3 Data Register */ | |
| 459 | #define UDDR3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0200) | |
| 460 | /* UDC Endpoint 4 Data Register */ | |
| 461 | #define UDDR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0400) | |
| 462 | /* UDC Endpoint 5 Data Register */ | |
| 463 | #define UDDR5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00A0) | |
| 464 | /* UDC Endpoint 6 Data Register */ | |
| 465 | #define UDDR6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0600) | |
| 466 | /* UDC Endpoint 7 Data Register */ | |
| 467 | #define UDDR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0680) | |
| 468 | /* UDC Endpoint 8 Data Register */ | |
| 469 | #define UDDR8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0700) | |
| 470 | /* UDC Endpoint 9 Data Register */ | |
| 471 | #define UDDR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0900) | |
| 472 | /* UDC Endpoint 10 Data Register */ | |
| 473 | #define UDDR10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00C0) | |
| 474 | /* UDC Endpoint 11 Data Register */ | |
| 475 | #define UDDR11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B00) | |
| 476 | /* UDC Endpoint 12 Data Register */ | |
| 477 | #define UDDR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B80) | |
| 478 | /* UDC Endpoint 13 Data Register */ | |
| 479 | #define UDDR13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0C00) | |
| 480 | /* UDC Endpoint 14 Data Register */ | |
| 481 | #define UDDR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0E00) | |
| 482 | /* UDC Endpoint 15 Data Register */ | |
| 483 | #define UDDR15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00E0) | |
| 484 | /* UDC Interrupt Control Register 0 */ | |
| 485 | #define UICR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0050) | |
| 486 | /* UDC Interrupt Control Register 1 */ | |
| 487 | #define UICR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0054) | |
| 488 | /* UDC Status Interrupt Register 0 */ | |
| 489 | #define USIR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0058) | |
| 490 | /* UDC Status Interrupt Register 1 */ | |
| 491 | #define USIR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x005C) | |
| 492 | ||
| 493 | #define UDCCR_UDE (1 << 0) /* UDC enable */ | |
| 494 | #define UDCCR_UDA (1 << 1) /* UDC active */ | |
| 495 | #define UDCCR_RSM (1 << 2) /* Device resume */ | |
| 496 | #define UDCCR_RESIR (1 << 3) /* Resume interrupt request */ | |
| 497 | #define UDCCR_SUSIR (1 << 4) /* Suspend interrupt request */ | |
| 498 | #define UDCCR_SRM (1 << 5) /* Suspend/resume interrupt mask */ | |
| 499 | #define UDCCR_RSTIR (1 << 6) /* Reset interrupt request */ | |
| 500 | #define UDCCR_REM (1 << 7) /* Reset interrupt mask */ | |
| 501 | ||
| 502 | #define UDCCS0_OPR (1 << 0) /* OUT packet ready */ | |
| 503 | #define UDCCS0_IPR (1 << 1) /* IN packet ready */ | |
| 504 | #define UDCCS0_FTF (1 << 2) /* Flush Tx FIFO */ | |
| 505 | #define UDCCS0_DRWF (1 << 3) /* Device remote wakeup feature */ | |
| 506 | #define UDCCS0_SST (1 << 4) /* Sent stall */ | |
| 507 | #define UDCCS0_FST (1 << 5) /* Force stall */ | |
| 508 | #define UDCCS0_RNE (1 << 6) /* Receive FIFO no empty */ | |
| 509 | #define UDCCS0_SA (1 << 7) /* Setup active */ | |
| 510 | ||
| 511 | #define UDCCS_BI_TFS (1 << 0) /* Transmit FIFO service */ | |
| 512 | #define UDCCS_BI_TPC (1 << 1) /* Transmit packet complete */ | |
| 513 | #define UDCCS_BI_FTF (1 << 2) /* Flush Tx FIFO */ | |
| 514 | #define UDCCS_BI_TUR (1 << 3) /* Transmit FIFO underrun */ | |
| 515 | #define UDCCS_BI_SST (1 << 4) /* Sent stall */ | |
| 516 | #define UDCCS_BI_FST (1 << 5) /* Force stall */ | |
| 517 | #define UDCCS_BI_TSP (1 << 7) /* Transmit short packet */ | |
| 518 | ||
| 519 | #define UDCCS_BO_RFS (1 << 0) /* Receive FIFO service */ | |
| 520 | #define UDCCS_BO_RPC (1 << 1) /* Receive packet complete */ | |
| 521 | #define UDCCS_BO_DME (1 << 3) /* DMA enable */ | |
| 522 | #define UDCCS_BO_SST (1 << 4) /* Sent stall */ | |
| 523 | #define UDCCS_BO_FST (1 << 5) /* Force stall */ | |
| 524 | #define UDCCS_BO_RNE (1 << 6) /* Receive FIFO not empty */ | |
| 525 | #define UDCCS_BO_RSP (1 << 7) /* Receive short packet */ | |
| 526 | ||
| 527 | #define UDCCS_II_TFS (1 << 0) /* Transmit FIFO service */ | |
| 528 | #define UDCCS_II_TPC (1 << 1) /* Transmit packet complete */ | |
| 529 | #define UDCCS_II_FTF (1 << 2) /* Flush Tx FIFO */ | |
| 530 | #define UDCCS_II_TUR (1 << 3) /* Transmit FIFO underrun */ | |
| 531 | #define UDCCS_II_TSP (1 << 7) /* Transmit short packet */ | |
| 532 | ||
| 533 | #define UDCCS_IO_RFS (1 << 0) /* Receive FIFO service */ | |
| 534 | #define UDCCS_IO_RPC (1 << 1) /* Receive packet complete */ | |
| 535 | #define UDCCS_IO_ROF (1 << 3) /* Receive overflow */ | |
| 536 | #define UDCCS_IO_DME (1 << 3) /* DMA enable */ | |
| 537 | #define UDCCS_IO_RNE (1 << 6) /* Receive FIFO not empty */ | |
| 538 | #define UDCCS_IO_RSP (1 << 7) /* Receive short packet */ | |
| 539 | ||
| 540 | #define UDCCS_INT_TFS (1 << 0) /* Transmit FIFO service */ | |
| 541 | #define UDCCS_INT_TPC (1 << 1) /* Transmit packet complete */ | |
| 542 | #define UDCCS_INT_FTF (1 << 2) /* Flush Tx FIFO */ | |
| 543 | #define UDCCS_INT_TUR (1 << 3) /* Transmit FIFO underrun */ | |
| 544 | #define UDCCS_INT_SST (1 << 4) /* Sent stall */ | |
| 545 | #define UDCCS_INT_FST (1 << 5) /* Force stall */ | |
| 546 | #define UDCCS_INT_TSP (1 << 7) /* Transmit short packet */ | |
| 547 | ||
| 548 | #define UICR0_IM0 (1 << 0) /* Interrupt mask ep 0 */ | |
| 549 | #define UICR0_IM1 (1 << 1) /* Interrupt mask ep 1 */ | |
| 550 | #define UICR0_IM2 (1 << 2) /* Interrupt mask ep 2 */ | |
| 551 | #define UICR0_IM3 (1 << 3) /* Interrupt mask ep 3 */ | |
| 552 | #define UICR0_IM4 (1 << 4) /* Interrupt mask ep 4 */ | |
| 553 | #define UICR0_IM5 (1 << 5) /* Interrupt mask ep 5 */ | |
| 554 | #define UICR0_IM6 (1 << 6) /* Interrupt mask ep 6 */ | |
| 555 | #define UICR0_IM7 (1 << 7) /* Interrupt mask ep 7 */ | |
| 556 | ||
| 557 | #define UICR1_IM8 (1 << 0) /* Interrupt mask ep 8 */ | |
| 558 | #define UICR1_IM9 (1 << 1) /* Interrupt mask ep 9 */ | |
| 559 | #define UICR1_IM10 (1 << 2) /* Interrupt mask ep 10 */ | |
| 560 | #define UICR1_IM11 (1 << 3) /* Interrupt mask ep 11 */ | |
| 561 | #define UICR1_IM12 (1 << 4) /* Interrupt mask ep 12 */ | |
| 562 | #define UICR1_IM13 (1 << 5) /* Interrupt mask ep 13 */ | |
| 563 | #define UICR1_IM14 (1 << 6) /* Interrupt mask ep 14 */ | |
| 564 | #define UICR1_IM15 (1 << 7) /* Interrupt mask ep 15 */ | |
| 565 | ||
| 566 | #define USIR0_IR0 (1 << 0) /* Interrup request ep 0 */ | |
| 567 | #define USIR0_IR1 (1 << 1) /* Interrup request ep 1 */ | |
| 568 | #define USIR0_IR2 (1 << 2) /* Interrup request ep 2 */ | |
| 569 | #define USIR0_IR3 (1 << 3) /* Interrup request ep 3 */ | |
| 570 | #define USIR0_IR4 (1 << 4) /* Interrup request ep 4 */ | |
| 571 | #define USIR0_IR5 (1 << 5) /* Interrup request ep 5 */ | |
| 572 | #define USIR0_IR6 (1 << 6) /* Interrup request ep 6 */ | |
| 573 | #define USIR0_IR7 (1 << 7) /* Interrup request ep 7 */ | |
| 574 | ||
| 575 | #define USIR1_IR8 (1 << 0) /* Interrup request ep 8 */ | |
| 576 | #define USIR1_IR9 (1 << 1) /* Interrup request ep 9 */ | |
| 577 | #define USIR1_IR10 (1 << 2) /* Interrup request ep 10 */ | |
| 578 | #define USIR1_IR11 (1 << 3) /* Interrup request ep 11 */ | |
| 579 | #define USIR1_IR12 (1 << 4) /* Interrup request ep 12 */ | |
| 580 | #define USIR1_IR13 (1 << 5) /* Interrup request ep 13 */ | |
| 581 | #define USIR1_IR14 (1 << 6) /* Interrup request ep 14 */ | |
| 582 | #define USIR1_IR15 (1 << 7) /* Interrup request ep 15 */ | |
| 583 | ||
| 584 | #define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ | |
| 585 | ||
| 586 | #ifndef __ASSEMBLY__ | |
| 587 | static inline int cpu_is_ixp46x(void) | |
| 588 | { | |
| 589 | #ifdef CONFIG_CPU_IXP46X | |
| 590 | unsigned int processor_id; | |
| 591 | ||
| 592 | asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); | |
| 593 | ||
| 594 | if ((processor_id & 0xffffff00) == 0x69054200) | |
| 595 | return 1; | |
| 596 | #endif | |
| 597 | return 0; | |
| 598 | } | |
| 599 | #endif | |
| 600 | ||
| 601 | #endif |