diff options
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/ixp4xx-regs.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 591 |
1 files changed, 591 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h new file mode 100644 index 000000000000..8eeb1db6309d --- /dev/null +++ b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | |||
| @@ -0,0 +1,591 @@ | |||
| 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 | |||
| 72 | #define IXP4XX_EXP_CS0_OFFSET 0x00 | ||
| 73 | #define IXP4XX_EXP_CS1_OFFSET 0x04 | ||
| 74 | #define IXP4XX_EXP_CS2_OFFSET 0x08 | ||
| 75 | #define IXP4XX_EXP_CS3_OFFSET 0x0C | ||
| 76 | #define IXP4XX_EXP_CS4_OFFSET 0x10 | ||
| 77 | #define IXP4XX_EXP_CS5_OFFSET 0x14 | ||
| 78 | #define IXP4XX_EXP_CS6_OFFSET 0x18 | ||
| 79 | #define IXP4XX_EXP_CS7_OFFSET 0x1C | ||
| 80 | #define IXP4XX_EXP_CFG0_OFFSET 0x20 | ||
| 81 | #define IXP4XX_EXP_CFG1_OFFSET 0x24 | ||
| 82 | #define IXP4XX_EXP_CFG2_OFFSET 0x28 | ||
| 83 | #define IXP4XX_EXP_CFG3_OFFSET 0x2C | ||
| 84 | |||
| 85 | /* | ||
| 86 | * Expansion Bus Controller registers. | ||
| 87 | */ | ||
| 88 | #define IXP4XX_EXP_REG(x) ((volatile u32 *)(IXP4XX_EXP_CFG_BASE_VIRT+(x))) | ||
| 89 | |||
| 90 | #define IXP4XX_EXP_CS0 IXP4XX_EXP_REG(IXP4XX_EXP_CS0_OFFSET) | ||
| 91 | #define IXP4XX_EXP_CS1 IXP4XX_EXP_REG(IXP4XX_EXP_CS1_OFFSET) | ||
| 92 | #define IXP4XX_EXP_CS2 IXP4XX_EXP_REG(IXP4XX_EXP_CS2_OFFSET) | ||
| 93 | #define IXP4XX_EXP_CS3 IXP4XX_EXP_REG(IXP4XX_EXP_CS3_OFFSET) | ||
| 94 | #define IXP4XX_EXP_CS4 IXP4XX_EXP_REG(IXP4XX_EXP_CS4_OFFSET) | ||
| 95 | #define IXP4XX_EXP_CS5 IXP4XX_EXP_REG(IXP4XX_EXP_CS5_OFFSET) | ||
| 96 | #define IXP4XX_EXP_CS6 IXP4XX_EXP_REG(IXP4XX_EXP_CS6_OFFSET) | ||
| 97 | #define IXP4XX_EXP_CS7 IXP4XX_EXP_REG(IXP4XX_EXP_CS7_OFFSET) | ||
| 98 | |||
| 99 | #define IXP4XX_EXP_CFG0 IXP4XX_EXP_REG(IXP4XX_EXP_CFG0_OFFSET) | ||
| 100 | #define IXP4XX_EXP_CFG1 IXP4XX_EXP_REG(IXP4XX_EXP_CFG1_OFFSET) | ||
| 101 | #define IXP4XX_EXP_CFG2 IXP4XX_EXP_REG(IXP4XX_EXP_CFG2_OFFSET) | ||
| 102 | #define IXP4XX_EXP_CFG3 IXP4XX_EXP_REG(IXP4XX_EXP_CFG3_OFFSET) | ||
| 103 | |||
| 104 | |||
| 105 | /* | ||
| 106 | * Peripheral Space Register Region Base Addresses | ||
| 107 | */ | ||
| 108 | #define IXP4XX_UART1_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x0000) | ||
| 109 | #define IXP4XX_UART2_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x1000) | ||
| 110 | #define IXP4XX_PMU_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x2000) | ||
| 111 | #define IXP4XX_INTC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x3000) | ||
| 112 | #define IXP4XX_GPIO_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x4000) | ||
| 113 | #define IXP4XX_TIMER_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x5000) | ||
| 114 | #define IXP4XX_EthA_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x9000) | ||
| 115 | #define IXP4XX_EthB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xA000) | ||
| 116 | #define IXP4XX_USB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xB000) | ||
| 117 | |||
| 118 | #define IXP4XX_UART1_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x0000) | ||
| 119 | #define IXP4XX_UART2_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x1000) | ||
| 120 | #define IXP4XX_PMU_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x2000) | ||
| 121 | #define IXP4XX_INTC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x3000) | ||
| 122 | #define IXP4XX_GPIO_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x4000) | ||
| 123 | #define IXP4XX_TIMER_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x5000) | ||
| 124 | #define IXP4XX_EthA_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x9000) | ||
| 125 | #define IXP4XX_EthB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xA000) | ||
| 126 | #define IXP4XX_USB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xB000) | ||
| 127 | |||
| 128 | /* | ||
| 129 | * Constants to make it easy to access Interrupt Controller registers | ||
| 130 | */ | ||
| 131 | #define IXP4XX_ICPR_OFFSET 0x00 /* Interrupt Status */ | ||
| 132 | #define IXP4XX_ICMR_OFFSET 0x04 /* Interrupt Enable */ | ||
| 133 | #define IXP4XX_ICLR_OFFSET 0x08 /* Interrupt IRQ/FIQ Select */ | ||
| 134 | #define IXP4XX_ICIP_OFFSET 0x0C /* IRQ Status */ | ||
| 135 | #define IXP4XX_ICFP_OFFSET 0x10 /* FIQ Status */ | ||
| 136 | #define IXP4XX_ICHR_OFFSET 0x14 /* Interrupt Priority */ | ||
| 137 | #define IXP4XX_ICIH_OFFSET 0x18 /* IRQ Highest Pri Int */ | ||
| 138 | #define IXP4XX_ICFH_OFFSET 0x1C /* FIQ Highest Pri Int */ | ||
| 139 | |||
| 140 | /* | ||
| 141 | * IXP465-only | ||
| 142 | */ | ||
| 143 | #define IXP4XX_ICPR2_OFFSET 0x20 /* Interrupt Status 2 */ | ||
| 144 | #define IXP4XX_ICMR2_OFFSET 0x24 /* Interrupt Enable 2 */ | ||
| 145 | #define IXP4XX_ICLR2_OFFSET 0x28 /* Interrupt IRQ/FIQ Select 2 */ | ||
| 146 | #define IXP4XX_ICIP2_OFFSET 0x2C /* IRQ Status */ | ||
| 147 | #define IXP4XX_ICFP2_OFFSET 0x30 /* FIQ Status */ | ||
| 148 | #define IXP4XX_ICEEN_OFFSET 0x34 /* Error High Pri Enable */ | ||
| 149 | |||
| 150 | |||
| 151 | /* | ||
| 152 | * Interrupt Controller Register Definitions. | ||
| 153 | */ | ||
| 154 | |||
| 155 | #define IXP4XX_INTC_REG(x) ((volatile u32 *)(IXP4XX_INTC_BASE_VIRT+(x))) | ||
| 156 | |||
| 157 | #define IXP4XX_ICPR IXP4XX_INTC_REG(IXP4XX_ICPR_OFFSET) | ||
| 158 | #define IXP4XX_ICMR IXP4XX_INTC_REG(IXP4XX_ICMR_OFFSET) | ||
| 159 | #define IXP4XX_ICLR IXP4XX_INTC_REG(IXP4XX_ICLR_OFFSET) | ||
| 160 | #define IXP4XX_ICIP IXP4XX_INTC_REG(IXP4XX_ICIP_OFFSET) | ||
| 161 | #define IXP4XX_ICFP IXP4XX_INTC_REG(IXP4XX_ICFP_OFFSET) | ||
| 162 | #define IXP4XX_ICHR IXP4XX_INTC_REG(IXP4XX_ICHR_OFFSET) | ||
| 163 | #define IXP4XX_ICIH IXP4XX_INTC_REG(IXP4XX_ICIH_OFFSET) | ||
| 164 | #define IXP4XX_ICFH IXP4XX_INTC_REG(IXP4XX_ICFH_OFFSET) | ||
| 165 | #define IXP4XX_ICPR2 IXP4XX_INTC_REG(IXP4XX_ICPR2_OFFSET) | ||
| 166 | #define IXP4XX_ICMR2 IXP4XX_INTC_REG(IXP4XX_ICMR2_OFFSET) | ||
| 167 | #define IXP4XX_ICLR2 IXP4XX_INTC_REG(IXP4XX_ICLR2_OFFSET) | ||
| 168 | #define IXP4XX_ICIP2 IXP4XX_INTC_REG(IXP4XX_ICIP2_OFFSET) | ||
| 169 | #define IXP4XX_ICFP2 IXP4XX_INTC_REG(IXP4XX_ICFP2_OFFSET) | ||
| 170 | #define IXP4XX_ICEEN IXP4XX_INTC_REG(IXP4XX_ICEEN_OFFSET) | ||
| 171 | |||
| 172 | /* | ||
| 173 | * Constants to make it easy to access GPIO registers | ||
| 174 | */ | ||
| 175 | #define IXP4XX_GPIO_GPOUTR_OFFSET 0x00 | ||
| 176 | #define IXP4XX_GPIO_GPOER_OFFSET 0x04 | ||
| 177 | #define IXP4XX_GPIO_GPINR_OFFSET 0x08 | ||
| 178 | #define IXP4XX_GPIO_GPISR_OFFSET 0x0C | ||
| 179 | #define IXP4XX_GPIO_GPIT1R_OFFSET 0x10 | ||
| 180 | #define IXP4XX_GPIO_GPIT2R_OFFSET 0x14 | ||
| 181 | #define IXP4XX_GPIO_GPCLKR_OFFSET 0x18 | ||
| 182 | #define IXP4XX_GPIO_GPDBSELR_OFFSET 0x1C | ||
| 183 | |||
| 184 | /* | ||
| 185 | * GPIO Register Definitions. | ||
| 186 | * [Only perform 32bit reads/writes] | ||
| 187 | */ | ||
| 188 | #define IXP4XX_GPIO_REG(x) ((volatile u32 *)(IXP4XX_GPIO_BASE_VIRT+(x))) | ||
| 189 | |||
| 190 | #define IXP4XX_GPIO_GPOUTR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOUTR_OFFSET) | ||
| 191 | #define IXP4XX_GPIO_GPOER IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOER_OFFSET) | ||
| 192 | #define IXP4XX_GPIO_GPINR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPINR_OFFSET) | ||
| 193 | #define IXP4XX_GPIO_GPISR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPISR_OFFSET) | ||
| 194 | #define IXP4XX_GPIO_GPIT1R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT1R_OFFSET) | ||
| 195 | #define IXP4XX_GPIO_GPIT2R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT2R_OFFSET) | ||
| 196 | #define IXP4XX_GPIO_GPCLKR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPCLKR_OFFSET) | ||
| 197 | #define IXP4XX_GPIO_GPDBSELR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPDBSELR_OFFSET) | ||
| 198 | |||
| 199 | /* | ||
| 200 | * GPIO register bit definitions | ||
| 201 | */ | ||
| 202 | |||
| 203 | /* Interrupt styles | ||
| 204 | */ | ||
| 205 | #define IXP4XX_GPIO_STYLE_ACTIVE_HIGH 0x0 | ||
| 206 | #define IXP4XX_GPIO_STYLE_ACTIVE_LOW 0x1 | ||
| 207 | #define IXP4XX_GPIO_STYLE_RISING_EDGE 0x2 | ||
| 208 | #define IXP4XX_GPIO_STYLE_FALLING_EDGE 0x3 | ||
| 209 | #define IXP4XX_GPIO_STYLE_TRANSITIONAL 0x4 | ||
| 210 | |||
| 211 | /* | ||
| 212 | * Mask used to clear interrupt styles | ||
| 213 | */ | ||
| 214 | #define IXP4XX_GPIO_STYLE_CLEAR 0x7 | ||
| 215 | #define IXP4XX_GPIO_STYLE_SIZE 3 | ||
| 216 | |||
| 217 | /* | ||
| 218 | * Constants to make it easy to access Timer Control/Status registers | ||
| 219 | */ | ||
| 220 | #define IXP4XX_OSTS_OFFSET 0x00 /* Continious TimeStamp */ | ||
| 221 | #define IXP4XX_OST1_OFFSET 0x04 /* Timer 1 Timestamp */ | ||
| 222 | #define IXP4XX_OSRT1_OFFSET 0x08 /* Timer 1 Reload */ | ||
| 223 | #define IXP4XX_OST2_OFFSET 0x0C /* Timer 2 Timestamp */ | ||
| 224 | #define IXP4XX_OSRT2_OFFSET 0x10 /* Timer 2 Reload */ | ||
| 225 | #define IXP4XX_OSWT_OFFSET 0x14 /* Watchdog Timer */ | ||
| 226 | #define IXP4XX_OSWE_OFFSET 0x18 /* Watchdog Enable */ | ||
| 227 | #define IXP4XX_OSWK_OFFSET 0x1C /* Watchdog Key */ | ||
| 228 | #define IXP4XX_OSST_OFFSET 0x20 /* Timer Status */ | ||
| 229 | |||
| 230 | /* | ||
| 231 | * Operating System Timer Register Definitions. | ||
| 232 | */ | ||
| 233 | |||
| 234 | #define IXP4XX_TIMER_REG(x) ((volatile u32 *)(IXP4XX_TIMER_BASE_VIRT+(x))) | ||
| 235 | |||
| 236 | #define IXP4XX_OSTS IXP4XX_TIMER_REG(IXP4XX_OSTS_OFFSET) | ||
| 237 | #define IXP4XX_OST1 IXP4XX_TIMER_REG(IXP4XX_OST1_OFFSET) | ||
| 238 | #define IXP4XX_OSRT1 IXP4XX_TIMER_REG(IXP4XX_OSRT1_OFFSET) | ||
| 239 | #define IXP4XX_OST2 IXP4XX_TIMER_REG(IXP4XX_OST2_OFFSET) | ||
| 240 | #define IXP4XX_OSRT2 IXP4XX_TIMER_REG(IXP4XX_OSRT2_OFFSET) | ||
| 241 | #define IXP4XX_OSWT IXP4XX_TIMER_REG(IXP4XX_OSWT_OFFSET) | ||
| 242 | #define IXP4XX_OSWE IXP4XX_TIMER_REG(IXP4XX_OSWE_OFFSET) | ||
| 243 | #define IXP4XX_OSWK IXP4XX_TIMER_REG(IXP4XX_OSWK_OFFSET) | ||
| 244 | #define IXP4XX_OSST IXP4XX_TIMER_REG(IXP4XX_OSST_OFFSET) | ||
| 245 | |||
| 246 | /* | ||
| 247 | * Timer register values and bit definitions | ||
| 248 | */ | ||
| 249 | #define IXP4XX_OST_ENABLE 0x00000001 | ||
| 250 | #define IXP4XX_OST_ONE_SHOT 0x00000002 | ||
| 251 | /* Low order bits of reload value ignored */ | ||
| 252 | #define IXP4XX_OST_RELOAD_MASK 0x00000003 | ||
| 253 | #define IXP4XX_OST_DISABLED 0x00000000 | ||
| 254 | #define IXP4XX_OSST_TIMER_1_PEND 0x00000001 | ||
| 255 | #define IXP4XX_OSST_TIMER_2_PEND 0x00000002 | ||
| 256 | #define IXP4XX_OSST_TIMER_TS_PEND 0x00000004 | ||
| 257 | #define IXP4XX_OSST_TIMER_WDOG_PEND 0x00000008 | ||
| 258 | #define IXP4XX_OSST_TIMER_WARM_RESET 0x00000010 | ||
| 259 | |||
| 260 | #define IXP4XX_WDT_KEY 0x0000482E | ||
| 261 | |||
| 262 | #define IXP4XX_WDT_RESET_ENABLE 0x00000001 | ||
| 263 | #define IXP4XX_WDT_IRQ_ENABLE 0x00000002 | ||
| 264 | #define IXP4XX_WDT_COUNT_ENABLE 0x00000004 | ||
| 265 | |||
| 266 | |||
| 267 | /* | ||
| 268 | * Constants to make it easy to access PCI Control/Status registers | ||
| 269 | */ | ||
| 270 | #define PCI_NP_AD_OFFSET 0x00 | ||
| 271 | #define PCI_NP_CBE_OFFSET 0x04 | ||
| 272 | #define PCI_NP_WDATA_OFFSET 0x08 | ||
| 273 | #define PCI_NP_RDATA_OFFSET 0x0c | ||
| 274 | #define PCI_CRP_AD_CBE_OFFSET 0x10 | ||
| 275 | #define PCI_CRP_WDATA_OFFSET 0x14 | ||
| 276 | #define PCI_CRP_RDATA_OFFSET 0x18 | ||
| 277 | #define PCI_CSR_OFFSET 0x1c | ||
| 278 | #define PCI_ISR_OFFSET 0x20 | ||
| 279 | #define PCI_INTEN_OFFSET 0x24 | ||
| 280 | #define PCI_DMACTRL_OFFSET 0x28 | ||
| 281 | #define PCI_AHBMEMBASE_OFFSET 0x2c | ||
| 282 | #define PCI_AHBIOBASE_OFFSET 0x30 | ||
| 283 | #define PCI_PCIMEMBASE_OFFSET 0x34 | ||
| 284 | #define PCI_AHBDOORBELL_OFFSET 0x38 | ||
| 285 | #define PCI_PCIDOORBELL_OFFSET 0x3C | ||
| 286 | #define PCI_ATPDMA0_AHBADDR_OFFSET 0x40 | ||
| 287 | #define PCI_ATPDMA0_PCIADDR_OFFSET 0x44 | ||
| 288 | #define PCI_ATPDMA0_LENADDR_OFFSET 0x48 | ||
| 289 | #define PCI_ATPDMA1_AHBADDR_OFFSET 0x4C | ||
| 290 | #define PCI_ATPDMA1_PCIADDR_OFFSET 0x50 | ||
| 291 | #define PCI_ATPDMA1_LENADDR_OFFSET 0x54 | ||
| 292 | |||
| 293 | /* | ||
| 294 | * PCI Control/Status Registers | ||
| 295 | */ | ||
| 296 | #define IXP4XX_PCI_CSR(x) ((volatile u32 *)(IXP4XX_PCI_CFG_BASE_VIRT+(x))) | ||
| 297 | |||
| 298 | #define PCI_NP_AD IXP4XX_PCI_CSR(PCI_NP_AD_OFFSET) | ||
| 299 | #define PCI_NP_CBE IXP4XX_PCI_CSR(PCI_NP_CBE_OFFSET) | ||
| 300 | #define PCI_NP_WDATA IXP4XX_PCI_CSR(PCI_NP_WDATA_OFFSET) | ||
| 301 | #define PCI_NP_RDATA IXP4XX_PCI_CSR(PCI_NP_RDATA_OFFSET) | ||
| 302 | #define PCI_CRP_AD_CBE IXP4XX_PCI_CSR(PCI_CRP_AD_CBE_OFFSET) | ||
| 303 | #define PCI_CRP_WDATA IXP4XX_PCI_CSR(PCI_CRP_WDATA_OFFSET) | ||
| 304 | #define PCI_CRP_RDATA IXP4XX_PCI_CSR(PCI_CRP_RDATA_OFFSET) | ||
| 305 | #define PCI_CSR IXP4XX_PCI_CSR(PCI_CSR_OFFSET) | ||
| 306 | #define PCI_ISR IXP4XX_PCI_CSR(PCI_ISR_OFFSET) | ||
| 307 | #define PCI_INTEN IXP4XX_PCI_CSR(PCI_INTEN_OFFSET) | ||
| 308 | #define PCI_DMACTRL IXP4XX_PCI_CSR(PCI_DMACTRL_OFFSET) | ||
| 309 | #define PCI_AHBMEMBASE IXP4XX_PCI_CSR(PCI_AHBMEMBASE_OFFSET) | ||
| 310 | #define PCI_AHBIOBASE IXP4XX_PCI_CSR(PCI_AHBIOBASE_OFFSET) | ||
| 311 | #define PCI_PCIMEMBASE IXP4XX_PCI_CSR(PCI_PCIMEMBASE_OFFSET) | ||
| 312 | #define PCI_AHBDOORBELL IXP4XX_PCI_CSR(PCI_AHBDOORBELL_OFFSET) | ||
| 313 | #define PCI_PCIDOORBELL IXP4XX_PCI_CSR(PCI_PCIDOORBELL_OFFSET) | ||
| 314 | #define PCI_ATPDMA0_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_AHBADDR_OFFSET) | ||
| 315 | #define PCI_ATPDMA0_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_PCIADDR_OFFSET) | ||
| 316 | #define PCI_ATPDMA0_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_LENADDR_OFFSET) | ||
| 317 | #define PCI_ATPDMA1_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_AHBADDR_OFFSET) | ||
| 318 | #define PCI_ATPDMA1_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_PCIADDR_OFFSET) | ||
| 319 | #define PCI_ATPDMA1_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_LENADDR_OFFSET) | ||
| 320 | |||
| 321 | /* | ||
| 322 | * PCI register values and bit definitions | ||
| 323 | */ | ||
| 324 | |||
| 325 | /* CSR bit definitions */ | ||
| 326 | #define PCI_CSR_HOST 0x00000001 | ||
| 327 | #define PCI_CSR_ARBEN 0x00000002 | ||
| 328 | #define PCI_CSR_ADS 0x00000004 | ||
| 329 | #define PCI_CSR_PDS 0x00000008 | ||
| 330 | #define PCI_CSR_ABE 0x00000010 | ||
| 331 | #define PCI_CSR_DBT 0x00000020 | ||
| 332 | #define PCI_CSR_ASE 0x00000100 | ||
| 333 | #define PCI_CSR_IC 0x00008000 | ||
| 334 | |||
| 335 | /* ISR (Interrupt status) Register bit definitions */ | ||
| 336 | #define PCI_ISR_PSE 0x00000001 | ||
| 337 | #define PCI_ISR_PFE 0x00000002 | ||
| 338 | #define PCI_ISR_PPE 0x00000004 | ||
| 339 | #define PCI_ISR_AHBE 0x00000008 | ||
| 340 | #define PCI_ISR_APDC 0x00000010 | ||
| 341 | #define PCI_ISR_PADC 0x00000020 | ||
| 342 | #define PCI_ISR_ADB 0x00000040 | ||
| 343 | #define PCI_ISR_PDB 0x00000080 | ||
| 344 | |||
| 345 | /* INTEN (Interrupt Enable) Register bit definitions */ | ||
| 346 | #define PCI_INTEN_PSE 0x00000001 | ||
| 347 | #define PCI_INTEN_PFE 0x00000002 | ||
| 348 | #define PCI_INTEN_PPE 0x00000004 | ||
| 349 | #define PCI_INTEN_AHBE 0x00000008 | ||
| 350 | #define PCI_INTEN_APDC 0x00000010 | ||
| 351 | #define PCI_INTEN_PADC 0x00000020 | ||
| 352 | #define PCI_INTEN_ADB 0x00000040 | ||
| 353 | #define PCI_INTEN_PDB 0x00000080 | ||
| 354 | |||
| 355 | /* | ||
| 356 | * Shift value for byte enable on NP cmd/byte enable register | ||
| 357 | */ | ||
| 358 | #define IXP4XX_PCI_NP_CBE_BESL 4 | ||
| 359 | |||
| 360 | /* | ||
| 361 | * PCI commands supported by NP access unit | ||
| 362 | */ | ||
| 363 | #define NP_CMD_IOREAD 0x2 | ||
| 364 | #define NP_CMD_IOWRITE 0x3 | ||
| 365 | #define NP_CMD_CONFIGREAD 0xa | ||
| 366 | #define NP_CMD_CONFIGWRITE 0xb | ||
| 367 | #define NP_CMD_MEMREAD 0x6 | ||
| 368 | #define NP_CMD_MEMWRITE 0x7 | ||
| 369 | |||
| 370 | /* | ||
| 371 | * Constants for CRP access into local config space | ||
| 372 | */ | ||
| 373 | #define CRP_AD_CBE_BESL 20 | ||
| 374 | #define CRP_AD_CBE_WRITE 0x00010000 | ||
| 375 | |||
| 376 | |||
| 377 | /* | ||
| 378 | * USB Device Controller | ||
| 379 | * | ||
| 380 | * These are used by the USB gadget driver, so they don't follow the | ||
| 381 | * IXP4XX_ naming convetions. | ||
| 382 | * | ||
| 383 | */ | ||
| 384 | # define IXP4XX_USB_REG(x) (*((volatile u32 *)(x))) | ||
| 385 | |||
| 386 | /* UDC Undocumented - Reserved1 */ | ||
| 387 | #define UDC_RES1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0004) | ||
| 388 | /* UDC Undocumented - Reserved2 */ | ||
| 389 | #define UDC_RES2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0008) | ||
| 390 | /* UDC Undocumented - Reserved3 */ | ||
| 391 | #define UDC_RES3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x000C) | ||
| 392 | /* UDC Control Register */ | ||
| 393 | #define UDCCR IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0000) | ||
| 394 | /* UDC Endpoint 0 Control/Status Register */ | ||
| 395 | #define UDCCS0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0010) | ||
| 396 | /* UDC Endpoint 1 (IN) Control/Status Register */ | ||
| 397 | #define UDCCS1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0014) | ||
| 398 | /* UDC Endpoint 2 (OUT) Control/Status Register */ | ||
| 399 | #define UDCCS2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0018) | ||
| 400 | /* UDC Endpoint 3 (IN) Control/Status Register */ | ||
| 401 | #define UDCCS3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x001C) | ||
| 402 | /* UDC Endpoint 4 (OUT) Control/Status Register */ | ||
| 403 | #define UDCCS4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0020) | ||
| 404 | /* UDC Endpoint 5 (Interrupt) Control/Status Register */ | ||
| 405 | #define UDCCS5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0024) | ||
| 406 | /* UDC Endpoint 6 (IN) Control/Status Register */ | ||
| 407 | #define UDCCS6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0028) | ||
| 408 | /* UDC Endpoint 7 (OUT) Control/Status Register */ | ||
| 409 | #define UDCCS7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x002C) | ||
| 410 | /* UDC Endpoint 8 (IN) Control/Status Register */ | ||
| 411 | #define UDCCS8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0030) | ||
| 412 | /* UDC Endpoint 9 (OUT) Control/Status Register */ | ||
| 413 | #define UDCCS9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0034) | ||
| 414 | /* UDC Endpoint 10 (Interrupt) Control/Status Register */ | ||
| 415 | #define UDCCS10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0038) | ||
| 416 | /* UDC Endpoint 11 (IN) Control/Status Register */ | ||
| 417 | #define UDCCS11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x003C) | ||
| 418 | /* UDC Endpoint 12 (OUT) Control/Status Register */ | ||
| 419 | #define UDCCS12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0040) | ||
| 420 | /* UDC Endpoint 13 (IN) Control/Status Register */ | ||
| 421 | #define UDCCS13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0044) | ||
| 422 | /* UDC Endpoint 14 (OUT) Control/Status Register */ | ||
| 423 | #define UDCCS14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0048) | ||
| 424 | /* UDC Endpoint 15 (Interrupt) Control/Status Register */ | ||
| 425 | #define UDCCS15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x004C) | ||
| 426 | /* UDC Frame Number Register High */ | ||
| 427 | #define UFNRH IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0060) | ||
| 428 | /* UDC Frame Number Register Low */ | ||
| 429 | #define UFNRL IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0064) | ||
| 430 | /* UDC Byte Count Reg 2 */ | ||
| 431 | #define UBCR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0068) | ||
| 432 | /* UDC Byte Count Reg 4 */ | ||
| 433 | #define UBCR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x006c) | ||
| 434 | /* UDC Byte Count Reg 7 */ | ||
| 435 | #define UBCR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0070) | ||
| 436 | /* UDC Byte Count Reg 9 */ | ||
| 437 | #define UBCR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0074) | ||
| 438 | /* UDC Byte Count Reg 12 */ | ||
| 439 | #define UBCR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0078) | ||
| 440 | /* UDC Byte Count Reg 14 */ | ||
| 441 | #define UBCR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x007c) | ||
| 442 | /* UDC Endpoint 0 Data Register */ | ||
| 443 | #define UDDR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0080) | ||
| 444 | /* UDC Endpoint 1 Data Register */ | ||
| 445 | #define UDDR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0100) | ||
| 446 | /* UDC Endpoint 2 Data Register */ | ||
| 447 | #define UDDR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0180) | ||
| 448 | /* UDC Endpoint 3 Data Register */ | ||
| 449 | #define UDDR3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0200) | ||
| 450 | /* UDC Endpoint 4 Data Register */ | ||
| 451 | #define UDDR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0400) | ||
| 452 | /* UDC Endpoint 5 Data Register */ | ||
| 453 | #define UDDR5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00A0) | ||
| 454 | /* UDC Endpoint 6 Data Register */ | ||
| 455 | #define UDDR6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0600) | ||
| 456 | /* UDC Endpoint 7 Data Register */ | ||
| 457 | #define UDDR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0680) | ||
| 458 | /* UDC Endpoint 8 Data Register */ | ||
| 459 | #define UDDR8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0700) | ||
| 460 | /* UDC Endpoint 9 Data Register */ | ||
| 461 | #define UDDR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0900) | ||
| 462 | /* UDC Endpoint 10 Data Register */ | ||
| 463 | #define UDDR10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00C0) | ||
| 464 | /* UDC Endpoint 11 Data Register */ | ||
| 465 | #define UDDR11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B00) | ||
| 466 | /* UDC Endpoint 12 Data Register */ | ||
| 467 | #define UDDR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B80) | ||
| 468 | /* UDC Endpoint 13 Data Register */ | ||
| 469 | #define UDDR13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0C00) | ||
| 470 | /* UDC Endpoint 14 Data Register */ | ||
| 471 | #define UDDR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0E00) | ||
| 472 | /* UDC Endpoint 15 Data Register */ | ||
| 473 | #define UDDR15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00E0) | ||
| 474 | /* UDC Interrupt Control Register 0 */ | ||
| 475 | #define UICR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0050) | ||
| 476 | /* UDC Interrupt Control Register 1 */ | ||
| 477 | #define UICR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0054) | ||
| 478 | /* UDC Status Interrupt Register 0 */ | ||
| 479 | #define USIR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0058) | ||
| 480 | /* UDC Status Interrupt Register 1 */ | ||
| 481 | #define USIR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x005C) | ||
| 482 | |||
| 483 | #define UDCCR_UDE (1 << 0) /* UDC enable */ | ||
| 484 | #define UDCCR_UDA (1 << 1) /* UDC active */ | ||
| 485 | #define UDCCR_RSM (1 << 2) /* Device resume */ | ||
| 486 | #define UDCCR_RESIR (1 << 3) /* Resume interrupt request */ | ||
| 487 | #define UDCCR_SUSIR (1 << 4) /* Suspend interrupt request */ | ||
| 488 | #define UDCCR_SRM (1 << 5) /* Suspend/resume interrupt mask */ | ||
| 489 | #define UDCCR_RSTIR (1 << 6) /* Reset interrupt request */ | ||
| 490 | #define UDCCR_REM (1 << 7) /* Reset interrupt mask */ | ||
| 491 | |||
| 492 | #define UDCCS0_OPR (1 << 0) /* OUT packet ready */ | ||
| 493 | #define UDCCS0_IPR (1 << 1) /* IN packet ready */ | ||
| 494 | #define UDCCS0_FTF (1 << 2) /* Flush Tx FIFO */ | ||
| 495 | #define UDCCS0_DRWF (1 << 3) /* Device remote wakeup feature */ | ||
| 496 | #define UDCCS0_SST (1 << 4) /* Sent stall */ | ||
| 497 | #define UDCCS0_FST (1 << 5) /* Force stall */ | ||
| 498 | #define UDCCS0_RNE (1 << 6) /* Receive FIFO no empty */ | ||
| 499 | #define UDCCS0_SA (1 << 7) /* Setup active */ | ||
| 500 | |||
| 501 | #define UDCCS_BI_TFS (1 << 0) /* Transmit FIFO service */ | ||
| 502 | #define UDCCS_BI_TPC (1 << 1) /* Transmit packet complete */ | ||
| 503 | #define UDCCS_BI_FTF (1 << 2) /* Flush Tx FIFO */ | ||
| 504 | #define UDCCS_BI_TUR (1 << 3) /* Transmit FIFO underrun */ | ||
| 505 | #define UDCCS_BI_SST (1 << 4) /* Sent stall */ | ||
| 506 | #define UDCCS_BI_FST (1 << 5) /* Force stall */ | ||
| 507 | #define UDCCS_BI_TSP (1 << 7) /* Transmit short packet */ | ||
| 508 | |||
| 509 | #define UDCCS_BO_RFS (1 << 0) /* Receive FIFO service */ | ||
| 510 | #define UDCCS_BO_RPC (1 << 1) /* Receive packet complete */ | ||
| 511 | #define UDCCS_BO_DME (1 << 3) /* DMA enable */ | ||
| 512 | #define UDCCS_BO_SST (1 << 4) /* Sent stall */ | ||
| 513 | #define UDCCS_BO_FST (1 << 5) /* Force stall */ | ||
| 514 | #define UDCCS_BO_RNE (1 << 6) /* Receive FIFO not empty */ | ||
| 515 | #define UDCCS_BO_RSP (1 << 7) /* Receive short packet */ | ||
| 516 | |||
| 517 | #define UDCCS_II_TFS (1 << 0) /* Transmit FIFO service */ | ||
| 518 | #define UDCCS_II_TPC (1 << 1) /* Transmit packet complete */ | ||
| 519 | #define UDCCS_II_FTF (1 << 2) /* Flush Tx FIFO */ | ||
| 520 | #define UDCCS_II_TUR (1 << 3) /* Transmit FIFO underrun */ | ||
| 521 | #define UDCCS_II_TSP (1 << 7) /* Transmit short packet */ | ||
| 522 | |||
| 523 | #define UDCCS_IO_RFS (1 << 0) /* Receive FIFO service */ | ||
| 524 | #define UDCCS_IO_RPC (1 << 1) /* Receive packet complete */ | ||
| 525 | #define UDCCS_IO_ROF (1 << 3) /* Receive overflow */ | ||
| 526 | #define UDCCS_IO_DME (1 << 3) /* DMA enable */ | ||
| 527 | #define UDCCS_IO_RNE (1 << 6) /* Receive FIFO not empty */ | ||
| 528 | #define UDCCS_IO_RSP (1 << 7) /* Receive short packet */ | ||
| 529 | |||
| 530 | #define UDCCS_INT_TFS (1 << 0) /* Transmit FIFO service */ | ||
| 531 | #define UDCCS_INT_TPC (1 << 1) /* Transmit packet complete */ | ||
| 532 | #define UDCCS_INT_FTF (1 << 2) /* Flush Tx FIFO */ | ||
| 533 | #define UDCCS_INT_TUR (1 << 3) /* Transmit FIFO underrun */ | ||
| 534 | #define UDCCS_INT_SST (1 << 4) /* Sent stall */ | ||
| 535 | #define UDCCS_INT_FST (1 << 5) /* Force stall */ | ||
| 536 | #define UDCCS_INT_TSP (1 << 7) /* Transmit short packet */ | ||
| 537 | |||
| 538 | #define UICR0_IM0 (1 << 0) /* Interrupt mask ep 0 */ | ||
| 539 | #define UICR0_IM1 (1 << 1) /* Interrupt mask ep 1 */ | ||
| 540 | #define UICR0_IM2 (1 << 2) /* Interrupt mask ep 2 */ | ||
| 541 | #define UICR0_IM3 (1 << 3) /* Interrupt mask ep 3 */ | ||
| 542 | #define UICR0_IM4 (1 << 4) /* Interrupt mask ep 4 */ | ||
| 543 | #define UICR0_IM5 (1 << 5) /* Interrupt mask ep 5 */ | ||
| 544 | #define UICR0_IM6 (1 << 6) /* Interrupt mask ep 6 */ | ||
| 545 | #define UICR0_IM7 (1 << 7) /* Interrupt mask ep 7 */ | ||
| 546 | |||
| 547 | #define UICR1_IM8 (1 << 0) /* Interrupt mask ep 8 */ | ||
| 548 | #define UICR1_IM9 (1 << 1) /* Interrupt mask ep 9 */ | ||
| 549 | #define UICR1_IM10 (1 << 2) /* Interrupt mask ep 10 */ | ||
| 550 | #define UICR1_IM11 (1 << 3) /* Interrupt mask ep 11 */ | ||
| 551 | #define UICR1_IM12 (1 << 4) /* Interrupt mask ep 12 */ | ||
| 552 | #define UICR1_IM13 (1 << 5) /* Interrupt mask ep 13 */ | ||
| 553 | #define UICR1_IM14 (1 << 6) /* Interrupt mask ep 14 */ | ||
| 554 | #define UICR1_IM15 (1 << 7) /* Interrupt mask ep 15 */ | ||
| 555 | |||
| 556 | #define USIR0_IR0 (1 << 0) /* Interrup request ep 0 */ | ||
| 557 | #define USIR0_IR1 (1 << 1) /* Interrup request ep 1 */ | ||
| 558 | #define USIR0_IR2 (1 << 2) /* Interrup request ep 2 */ | ||
| 559 | #define USIR0_IR3 (1 << 3) /* Interrup request ep 3 */ | ||
| 560 | #define USIR0_IR4 (1 << 4) /* Interrup request ep 4 */ | ||
| 561 | #define USIR0_IR5 (1 << 5) /* Interrup request ep 5 */ | ||
| 562 | #define USIR0_IR6 (1 << 6) /* Interrup request ep 6 */ | ||
| 563 | #define USIR0_IR7 (1 << 7) /* Interrup request ep 7 */ | ||
| 564 | |||
| 565 | #define USIR1_IR8 (1 << 0) /* Interrup request ep 8 */ | ||
| 566 | #define USIR1_IR9 (1 << 1) /* Interrup request ep 9 */ | ||
| 567 | #define USIR1_IR10 (1 << 2) /* Interrup request ep 10 */ | ||
| 568 | #define USIR1_IR11 (1 << 3) /* Interrup request ep 11 */ | ||
| 569 | #define USIR1_IR12 (1 << 4) /* Interrup request ep 12 */ | ||
| 570 | #define USIR1_IR13 (1 << 5) /* Interrup request ep 13 */ | ||
| 571 | #define USIR1_IR14 (1 << 6) /* Interrup request ep 14 */ | ||
| 572 | #define USIR1_IR15 (1 << 7) /* Interrup request ep 15 */ | ||
| 573 | |||
| 574 | #define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ | ||
| 575 | |||
| 576 | #ifndef __ASSEMBLY__ | ||
| 577 | static inline int cpu_is_ixp46x(void) | ||
| 578 | { | ||
| 579 | #ifdef CONFIG_CPU_IXP46X | ||
| 580 | unsigned int processor_id; | ||
| 581 | |||
| 582 | asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); | ||
| 583 | |||
| 584 | if ((processor_id & 0xffffff00) == 0x69054200) | ||
| 585 | return 1; | ||
| 586 | #endif | ||
| 587 | return 0; | ||
| 588 | } | ||
| 589 | #endif | ||
| 590 | |||
| 591 | #endif | ||