projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 2d5b561e | 1 | /* |
| 42d1f039 | 2 | * include/asm-arm/arch-ixp425/ixp425.h |
| 2d5b561e | 3 | * |
| 42d1f039 | 4 | * Register definitions for IXP425 |
| 2d5b561e WD |
5 | * |
| 6 | * Copyright (C) 2002 Intel Corporation. | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or modify | |
| 9 | * it under the terms of the GNU General Public License version 2 as | |
| 10 | * published by the Free Software Foundation. | |
| 11 | * | |
| 12 | */ | |
| 13 | ||
| 14 | #ifndef _ASM_ARM_IXP425_H_ | |
| 15 | #define _ASM_ARM_IXP425_H_ | |
| 16 | ||
| 17 | #define BIT(x) (1<<(x)) | |
| 18 | ||
| 19 | /* FIXME: Only this does work for u-boot... find out why... [RS] */ | |
| 20 | #define UBOOT_REG_FIX 1 | |
| 21 | #ifdef UBOOT_REG_FIX | |
| 22 | # undef io_p2v | |
| 23 | # undef __REG | |
| 24 | # ifndef __ASSEMBLY__ | |
| 25 | # define io_p2v(PhAdd) (PhAdd) | |
| 26 | # define __REG(x) (*((volatile u32 *)io_p2v(x))) | |
| 42d1f039 | 27 | # define __REG2(x,y) (*(volatile u32 *)((u32)&__REG(x) + (y))) |
| 2d5b561e | 28 | # else |
| 42d1f039 | 29 | # define __REG(x) (x) |
| 2d5b561e WD |
30 | # endif |
| 31 | #endif /* UBOOT_REG_FIX */ | |
| 32 | ||
| 33 | /* | |
| 42d1f039 | 34 | * |
| 2d5b561e WD |
35 | * IXP425 Memory map: |
| 36 | * | |
| 37 | * Phy Phy Size Map Size Virt Description | |
| 38 | * ========================================================================= | |
| 39 | * | |
| 42d1f039 | 40 | * 0x00000000 0x10000000 SDRAM 1 |
| 2d5b561e WD |
41 | * |
| 42 | * 0x10000000 0x10000000 SDRAM 2 | |
| 43 | * | |
| 44 | * 0x20000000 0x10000000 SDRAM 3 | |
| 45 | * | |
| 42d1f039 | 46 | * 0x30000000 0x10000000 SDRAM 4 |
| 2d5b561e WD |
47 | * |
| 48 | * The above four are aliases to the same memory location (0x00000000) | |
| 49 | * | |
| 50 | * 0x48000000 0x4000000 PCI Memory | |
| 51 | * | |
| 52 | * 0x50000000 0x10000000 Not Mapped EXP BUS | |
| 53 | * | |
| 54 | * 0x6000000 0x00004000 0x4000 0xFFFEB000 QMgr | |
| 55 | * | |
| 42d1f039 | 56 | * 0xC0000000 0x100 0x1000 0xFFFDD000 PCI CFG |
| 2d5b561e | 57 | * |
| 42d1f039 | 58 | * 0xC4000000 0x100 0x1000 0xFFFDE000 EXP CFG |
| 2d5b561e WD |
59 | * |
| 60 | * 0xC8000000 0xC000 0xC000 0xFFFDF000 PERIPHERAL | |
| 61 | * | |
| 42d1f039 | 62 | * 0xCC000000 0x100 0x1000 Not Mapped SDRAM CFG |
| 2d5b561e WD |
63 | */ |
| 64 | ||
| 65 | /* | |
| 66 | * SDRAM | |
| 67 | */ | |
| 68 | #define IXP425_SDRAM_BASE (0x00000000) | |
| 69 | #define IXP425_SDRAM_BASE_ALT (0x10000000) | |
| 70 | ||
| 71 | ||
| 72 | /* | |
| 73 | * PCI Configuration space | |
| 74 | */ | |
| 75 | #define IXP425_PCI_CFG_BASE_PHYS (0xC0000000) | |
| 76 | #define IXP425_PCI_CFG_BASE_VIRT (0xFFFD0000) | |
| 77 | #define IXP425_PCI_CFG_REGION_SIZE (0x00001000) | |
| 78 | ||
| 79 | /* | |
| 80 | * Expansion BUS Configuration registers | |
| 81 | */ | |
| 82 | #define IXP425_EXP_CFG_BASE_PHYS (0xC4000000) | |
| 83 | #define IXP425_EXP_CFG_BASE_VIRT (0xFFFD1000) | |
| 84 | #define IXP425_EXP_CFG_REGION_SIZE (0x00001000) | |
| 85 | ||
| 86 | /* | |
| 87 | * Peripheral space | |
| 88 | */ | |
| 89 | #define IXP425_PERIPHERAL_BASE_PHYS (0xC8000000) | |
| 90 | #define IXP425_PERIPHERAL_BASE_VIRT (0xFFFD2000) | |
| 91 | #define IXP425_PERIPHERAL_REGION_SIZE (0x0000C000) | |
| 92 | ||
| 93 | /* | |
| 94 | * SDRAM configuration registers | |
| 95 | */ | |
| 96 | #define IXP425_SDRAM_CFG_BASE_PHYS (0xCC000000) | |
| 97 | ||
| 42d1f039 | 98 | /* |
| 2d5b561e WD |
99 | * Q Manager space .. not static mapped |
| 100 | */ | |
| 101 | #define IXP425_QMGR_BASE_PHYS (0x60000000) | |
| 102 | #define IXP425_QMGR_BASE_VIRT (0xFFFDE000) | |
| 103 | #define IXP425_QMGR_REGION_SIZE (0x00004000) | |
| 104 | ||
| 105 | /* | |
| 106 | * Expansion BUS | |
| 107 | * | |
| 108 | * Expansion Bus 'lives' at either base1 or base 2 depending on the value of | |
| 109 | * Exp Bus config registers: | |
| 110 | * | |
| 111 | * Setting bit 31 of IXP425_EXP_CFG0 puts SDRAM at zero, | |
| 112 | * and The expansion bus to IXP425_EXP_BUS_BASE2 | |
| 113 | */ | |
| 114 | #define IXP425_EXP_BUS_BASE1_PHYS (0x00000000) | |
| 115 | #define IXP425_EXP_BUS_BASE2_PHYS (0x50000000) | |
| 116 | #define IXP425_EXP_BUS_BASE2_VIRT (0xF0000000) | |
| 117 | ||
| 118 | #define IXP425_EXP_BUS_BASE_PHYS IXP425_EXP_BUS_BASE2_PHYS | |
| 119 | #define IXP425_EXP_BUS_BASE_VIRT IXP425_EXP_BUS_BASE2_VIRT | |
| 120 | ||
| 121 | #define IXP425_EXP_BUS_REGION_SIZE (0x08000000) | |
| 122 | #define IXP425_EXP_BUS_CSX_REGION_SIZE (0x01000000) | |
| 123 | ||
| 124 | #define IXP425_EXP_BUS_CS0_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x00000000) | |
| 125 | #define IXP425_EXP_BUS_CS1_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x01000000) | |
| 126 | #define IXP425_EXP_BUS_CS2_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x02000000) | |
| 127 | #define IXP425_EXP_BUS_CS3_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x03000000) | |
| 128 | #define IXP425_EXP_BUS_CS4_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x04000000) | |
| 129 | #define IXP425_EXP_BUS_CS5_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x05000000) | |
| 130 | #define IXP425_EXP_BUS_CS6_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x06000000) | |
| 131 | #define IXP425_EXP_BUS_CS7_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x07000000) | |
| 132 | ||
| 133 | #define IXP425_EXP_BUS_CS0_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x00000000) | |
| 134 | #define IXP425_EXP_BUS_CS1_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x01000000) | |
| 135 | #define IXP425_EXP_BUS_CS2_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x02000000) | |
| 136 | #define IXP425_EXP_BUS_CS3_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x03000000) | |
| 137 | #define IXP425_EXP_BUS_CS4_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x04000000) | |
| 138 | #define IXP425_EXP_BUS_CS5_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x05000000) | |
| 139 | #define IXP425_EXP_BUS_CS6_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x06000000) | |
| 140 | #define IXP425_EXP_BUS_CS7_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x07000000) | |
| 141 | ||
| 142 | #define IXP425_FLASH_WRITABLE (0x2) | |
| 143 | #define IXP425_FLASH_DEFAULT (0xbcd23c40) | |
| 144 | #define IXP425_FLASH_WRITE (0xbcd23c42) | |
| 145 | ||
| 146 | ||
| 147 | #define IXP425_EXP_CS0_OFFSET 0x00 | |
| 148 | #define IXP425_EXP_CS1_OFFSET 0x04 | |
| 149 | #define IXP425_EXP_CS2_OFFSET 0x08 | |
| 150 | #define IXP425_EXP_CS3_OFFSET 0x0C | |
| 151 | #define IXP425_EXP_CS4_OFFSET 0x10 | |
| 152 | #define IXP425_EXP_CS5_OFFSET 0x14 | |
| 153 | #define IXP425_EXP_CS6_OFFSET 0x18 | |
| 154 | #define IXP425_EXP_CS7_OFFSET 0x1C | |
| 155 | #define IXP425_EXP_CFG0_OFFSET 0x20 | |
| 156 | #define IXP425_EXP_CFG1_OFFSET 0x24 | |
| 157 | #define IXP425_EXP_CFG2_OFFSET 0x28 | |
| 158 | #define IXP425_EXP_CFG3_OFFSET 0x2C | |
| 159 | ||
| 160 | /* | |
| 161 | * Expansion Bus Controller registers. | |
| 162 | */ | |
| 163 | #ifndef __ASSEMBLY__ | |
| 164 | #define IXP425_EXP_REG(x) ((volatile u32 *)(IXP425_EXP_CFG_BASE_VIRT+(x))) | |
| 165 | #else | |
| 166 | #define IXP425_EXP_REG(x) (IXP425_EXP_CFG_BASE_PHYS+(x)) | |
| 167 | #endif | |
| 168 | ||
| 169 | #define IXP425_EXP_CS0 IXP425_EXP_REG(IXP425_EXP_CS0_OFFSET) | |
| 170 | #define IXP425_EXP_CS1 IXP425_EXP_REG(IXP425_EXP_CS1_OFFSET) | |
| 42d1f039 | 171 | #define IXP425_EXP_CS2 IXP425_EXP_REG(IXP425_EXP_CS2_OFFSET) |
| 2d5b561e WD |
172 | #define IXP425_EXP_CS3 IXP425_EXP_REG(IXP425_EXP_CS3_OFFSET) |
| 173 | #define IXP425_EXP_CS4 IXP425_EXP_REG(IXP425_EXP_CS4_OFFSET) | |
| 174 | #define IXP425_EXP_CS5 IXP425_EXP_REG(IXP425_EXP_CS5_OFFSET) | |
| 42d1f039 | 175 | #define IXP425_EXP_CS6 IXP425_EXP_REG(IXP425_EXP_CS6_OFFSET) |
| 2d5b561e WD |
176 | #define IXP425_EXP_CS7 IXP425_EXP_REG(IXP425_EXP_CS7_OFFSET) |
| 177 | ||
| 42d1f039 WD |
178 | #define IXP425_EXP_CFG0 IXP425_EXP_REG(IXP425_EXP_CFG0_OFFSET) |
| 179 | #define IXP425_EXP_CFG1 IXP425_EXP_REG(IXP425_EXP_CFG1_OFFSET) | |
| 180 | #define IXP425_EXP_CFG2 IXP425_EXP_REG(IXP425_EXP_CFG2_OFFSET) | |
| 2d5b561e WD |
181 | #define IXP425_EXP_CFG3 IXP425_EXP_REG(IXP425_EXP_CFG3_OFFSET) |
| 182 | ||
| 183 | /* | |
| 184 | * SDRAM Controller registers. | |
| 185 | */ | |
| 186 | #define IXP425_SDR_CONFIG_OFFSET 0x00 | |
| 187 | #define IXP425_SDR_REFRESH_OFFSET 0x04 | |
| 188 | #define IXP425_SDR_IR_OFFSET 0x08 | |
| 189 | ||
| 190 | #define IXP425_SDRAM_REG(x) (IXP425_SDRAM_CFG_BASE_PHYS+(x)) | |
| 191 | ||
| 192 | #define IXP425_SDR_CONFIG IXP425_SDRAM_REG(IXP425_SDR_CONFIG_OFFSET) | |
| 193 | #define IXP425_SDR_REFRESH IXP425_SDRAM_REG(IXP425_SDR_REFRESH_OFFSET) | |
| 194 | #define IXP425_SDR_IR IXP425_SDRAM_REG(IXP425_SDR_IR_OFFSET) | |
| 195 | ||
| 196 | /* | |
| 197 | * UART registers | |
| 198 | */ | |
| 199 | #define IXP425_UART1 0 | |
| 200 | #define IXP425_UART2 0x1000 | |
| 201 | ||
| 202 | #define IXP425_UART_RBR_OFFSET 0x00 | |
| 203 | #define IXP425_UART_THR_OFFSET 0x00 | |
| 204 | #define IXP425_UART_DLL_OFFSET 0x00 | |
| 205 | #define IXP425_UART_IER_OFFSET 0x04 | |
| 206 | #define IXP425_UART_DLH_OFFSET 0x04 | |
| 207 | #define IXP425_UART_IIR_OFFSET 0x08 | |
| 208 | #define IXP425_UART_FCR_OFFSET 0x00 | |
| 209 | #define IXP425_UART_LCR_OFFSET 0x0c | |
| 210 | #define IXP425_UART_MCR_OFFSET 0x10 | |
| 211 | #define IXP425_UART_LSR_OFFSET 0x14 | |
| 212 | #define IXP425_UART_MSR_OFFSET 0x18 | |
| 213 | #define IXP425_UART_SPR_OFFSET 0x1c | |
| 214 | #define IXP425_UART_ISR_OFFSET 0x20 | |
| 215 | ||
| 216 | #define IXP425_UART_CFG_BASE_PHYS (0xc8000000) | |
| 217 | ||
| 218 | #define RBR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_RBR_OFFSET) | |
| 219 | #define THR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_THR_OFFSET) | |
| 220 | #define DLL(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_DLL_OFFSET) | |
| 221 | #define IER(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_IER_OFFSET) | |
| 222 | #define DLH(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_DLH_OFFSET) | |
| 223 | #define IIR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_IIR_OFFSET) | |
| 224 | #define FCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_FCR_OFFSET) | |
| 225 | #define LCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_LCR_OFFSET) | |
| 226 | #define MCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_MCR_OFFSET) | |
| 227 | #define LSR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_LSR_OFFSET) | |
| 228 | #define MSR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_MSR_OFFSET) | |
| 229 | #define SPR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_SPR_OFFSET) | |
| 230 | #define ISR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_ISR_OFFSET) | |
| 231 | ||
| 232 | #define IER_DMAE (1 << 7) /* DMA Requests Enable */ | |
| 233 | #define IER_UUE (1 << 6) /* UART Unit Enable */ | |
| 234 | #define IER_NRZE (1 << 5) /* NRZ coding Enable */ | |
| 235 | #define IER_RTIOE (1 << 4) /* Receiver Time Out Interrupt Enable */ | |
| 236 | #define IER_MIE (1 << 3) /* Modem Interrupt Enable */ | |
| 237 | #define IER_RLSE (1 << 2) /* Receiver Line Status Interrupt Enable */ | |
| 238 | #define IER_TIE (1 << 1) /* Transmit Data request Interrupt Enable */ | |
| 239 | #define IER_RAVIE (1 << 0) /* Receiver Data Available Interrupt Enable */ | |
| 240 | ||
| 241 | #define IIR_FIFOES1 (1 << 7) /* FIFO Mode Enable Status */ | |
| 242 | #define IIR_FIFOES0 (1 << 6) /* FIFO Mode Enable Status */ | |
| 243 | #define IIR_TOD (1 << 3) /* Time Out Detected */ | |
| 244 | #define IIR_IID2 (1 << 2) /* Interrupt Source Encoded */ | |
| 245 | #define IIR_IID1 (1 << 1) /* Interrupt Source Encoded */ | |
| 246 | #define IIR_IP (1 << 0) /* Interrupt Pending (active low) */ | |
| 247 | ||
| 248 | #define FCR_ITL2 (1 << 7) /* Interrupt Trigger Level */ | |
| 249 | #define FCR_ITL1 (1 << 6) /* Interrupt Trigger Level */ | |
| 250 | #define FCR_RESETTF (1 << 2) /* Reset Transmitter FIFO */ | |
| 251 | #define FCR_RESETRF (1 << 1) /* Reset Receiver FIFO */ | |
| 252 | #define FCR_TRFIFOE (1 << 0) /* Transmit and Receive FIFO Enable */ | |
| 253 | #define FCR_ITL_1 (0) | |
| 254 | #define FCR_ITL_8 (FCR_ITL1) | |
| 255 | #define FCR_ITL_16 (FCR_ITL2) | |
| 256 | #define FCR_ITL_32 (FCR_ITL2|FCR_ITL1) | |
| 257 | ||
| 258 | #define LCR_DLAB (1 << 7) /* Divisor Latch Access Bit */ | |
| 259 | #define LCR_SB (1 << 6) /* Set Break */ | |
| 260 | #define LCR_STKYP (1 << 5) /* Sticky Parity */ | |
| 261 | #define LCR_EPS (1 << 4) /* Even Parity Select */ | |
| 262 | #define LCR_PEN (1 << 3) /* Parity Enable */ | |
| 263 | #define LCR_STB (1 << 2) /* Stop Bit */ | |
| 264 | #define LCR_WLS1 (1 << 1) /* Word Length Select */ | |
| 265 | #define LCR_WLS0 (1 << 0) /* Word Length Select */ | |
| 266 | ||
| 267 | #define LSR_FIFOE (1 << 7) /* FIFO Error Status */ | |
| 268 | #define LSR_TEMT (1 << 6) /* Transmitter Empty */ | |
| 269 | #define LSR_TDRQ (1 << 5) /* Transmit Data Request */ | |
| 270 | #define LSR_BI (1 << 4) /* Break Interrupt */ | |
| 271 | #define LSR_FE (1 << 3) /* Framing Error */ | |
| 272 | #define LSR_PE (1 << 2) /* Parity Error */ | |
| 273 | #define LSR_OE (1 << 1) /* Overrun Error */ | |
| 274 | #define LSR_DR (1 << 0) /* Data Ready */ | |
| 275 | ||
| 42d1f039 | 276 | #define MCR_LOOP (1 << 4) */ |
| 2d5b561e WD |
277 | #define MCR_OUT2 (1 << 3) /* force MSR_DCD in loopback mode */ |
| 278 | #define MCR_OUT1 (1 << 2) /* force MSR_RI in loopback mode */ | |
| 279 | #define MCR_RTS (1 << 1) /* Request to Send */ | |
| 280 | #define MCR_DTR (1 << 0) /* Data Terminal Ready */ | |
| 281 | ||
| 282 | #define MSR_DCD (1 << 7) /* Data Carrier Detect */ | |
| 283 | #define MSR_RI (1 << 6) /* Ring Indicator */ | |
| 284 | #define MSR_DSR (1 << 5) /* Data Set Ready */ | |
| 285 | #define MSR_CTS (1 << 4) /* Clear To Send */ | |
| 286 | #define MSR_DDCD (1 << 3) /* Delta Data Carrier Detect */ | |
| 287 | #define MSR_TERI (1 << 2) /* Trailing Edge Ring Indicator */ | |
| 288 | #define MSR_DDSR (1 << 1) /* Delta Data Set Ready */ | |
| 289 | #define MSR_DCTS (1 << 0) /* Delta Clear To Send */ | |
| 290 | ||
| 291 | #define IXP425_CONSOLE_UART_BASE_VIRT IXP425_UART1_BASE_VIRT | |
| 292 | #define IXP425_CONSOLE_UART_BASE_PHYS IXP425_UART1_BASE_PHYS | |
| 293 | /* | |
| 42d1f039 | 294 | * Peripheral Space Registers |
| 2d5b561e WD |
295 | */ |
| 296 | #define IXP425_UART1_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x0000) | |
| 297 | #define IXP425_UART2_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x1000) | |
| 298 | #define IXP425_PMU_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x2000) | |
| 299 | #define IXP425_INTC_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x3000) | |
| 300 | #define IXP425_GPIO_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x4000) | |
| 301 | #define IXP425_TIMER_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x5000) | |
| 302 | #define IXP425_NPEA_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x6000) | |
| 303 | #define IXP425_NPEB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x7000) | |
| 304 | #define IXP425_NPEC_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x8000) | |
| 305 | #define IXP425_EthA_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x9000) | |
| 306 | #define IXP425_EthB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0xA000) | |
| 307 | #define IXP425_USB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0xB000) | |
| 308 | ||
| 309 | #define IXP425_UART1_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x0000) | |
| 310 | #define IXP425_UART2_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x1000) | |
| 311 | #define IXP425_PMU_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x2000) | |
| 312 | #define IXP425_INTC_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x3000) | |
| 313 | #define IXP425_GPIO_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x4000) | |
| 314 | #define IXP425_TIMER_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x5000) | |
| 315 | #define IXP425_NPEA_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x6000) | |
| 316 | #define IXP425_NPEB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x7000) | |
| 317 | #define IXP425_NPEC_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x8000) | |
| 318 | #define IXP425_EthA_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x9000) | |
| 319 | #define IXP425_EthB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0xA000) | |
| 320 | #define IXP425_USB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0xB000) | |
| 321 | ||
| 322 | ||
| 42d1f039 | 323 | /* |
| 2d5b561e WD |
324 | * UART Register Definitions , Offsets only as there are 2 UARTS. |
| 325 | * IXP425_UART1_BASE , IXP425_UART2_BASE. | |
| 326 | */ | |
| 327 | ||
| 328 | #undef UART_NO_RX_INTERRUPT | |
| 329 | ||
| 330 | #define IXP425_UART_XTAL 14745600 | |
| 331 | ||
| 332 | /* | |
| 333 | * Constants to make it easy to access Interrupt Controller registers | |
| 334 | */ | |
| 335 | #define IXP425_ICPR_OFFSET 0x00 /* Interrupt Status */ | |
| 336 | #define IXP425_ICMR_OFFSET 0x04 /* Interrupt Enable */ | |
| 337 | #define IXP425_ICLR_OFFSET 0x08 /* Interrupt IRQ/FIQ Select */ | |
| 338 | #define IXP425_ICIP_OFFSET 0x0C /* IRQ Status */ | |
| 339 | #define IXP425_ICFP_OFFSET 0x10 /* FIQ Status */ | |
| 340 | #define IXP425_ICHR_OFFSET 0x14 /* Interrupt Priority */ | |
| 341 | #define IXP425_ICIH_OFFSET 0x18 /* IRQ Highest Pri Int */ | |
| 342 | #define IXP425_ICFH_OFFSET 0x1C /* FIQ Highest Pri Int */ | |
| 343 | ||
| 344 | /* | |
| 345 | * Interrupt Controller Register Definitions. | |
| 346 | */ | |
| 347 | #ifndef __ASSEMBLY__ | |
| 348 | #define IXP425_INTC_REG(x) ((volatile u32 *)(IXP425_INTC_BASE_VIRT+(x))) | |
| 349 | #else | |
| 350 | #define IXP425_INTC_REG(x) (IXP425_INTC_BASE_PHYS+(x)) | |
| 351 | #endif | |
| 352 | ||
| 353 | #define IXP425_ICPR IXP425_INTC_REG(IXP425_ICPR_OFFSET) | |
| 354 | #define IXP425_ICMR IXP425_INTC_REG(IXP425_ICMR_OFFSET) | |
| 355 | #define IXP425_ICLR IXP425_INTC_REG(IXP425_ICLR_OFFSET) | |
| 356 | #define IXP425_ICIP IXP425_INTC_REG(IXP425_ICIP_OFFSET) | |
| 357 | #define IXP425_ICFP IXP425_INTC_REG(IXP425_ICFP_OFFSET) | |
| 358 | #define IXP425_ICHR IXP425_INTC_REG(IXP425_ICHR_OFFSET) | |
| 42d1f039 | 359 | #define IXP425_ICIH IXP425_INTC_REG(IXP425_ICIH_OFFSET) |
| 2d5b561e | 360 | #define IXP425_ICFH IXP425_INTC_REG(IXP425_ICFH_OFFSET) |
| 42d1f039 | 361 | |
| 2d5b561e WD |
362 | /* |
| 363 | * Constants to make it easy to access GPIO registers | |
| 364 | */ | |
| 365 | #define IXP425_GPIO_GPOUTR_OFFSET 0x00 | |
| 366 | #define IXP425_GPIO_GPOER_OFFSET 0x04 | |
| 367 | #define IXP425_GPIO_GPINR_OFFSET 0x08 | |
| 368 | #define IXP425_GPIO_GPISR_OFFSET 0x0C | |
| 369 | #define IXP425_GPIO_GPIT1R_OFFSET 0x10 | |
| 370 | #define IXP425_GPIO_GPIT2R_OFFSET 0x14 | |
| 371 | #define IXP425_GPIO_GPCLKR_OFFSET 0x18 | |
| 372 | #define IXP425_GPIO_GPDBSELR_OFFSET 0x1C | |
| 373 | ||
| 42d1f039 | 374 | /* |
| 2d5b561e WD |
375 | * GPIO Register Definitions. |
| 376 | * [Only perform 32bit reads/writes] | |
| 377 | */ | |
| 378 | #define IXP425_GPIO_REG(x) ((volatile u32 *)(IXP425_GPIO_BASE_VIRT+(x))) | |
| 379 | ||
| 380 | #define IXP425_GPIO_GPOUTR IXP425_GPIO_REG(IXP425_GPIO_GPOUTR_OFFSET) | |
| 381 | #define IXP425_GPIO_GPOER IXP425_GPIO_REG(IXP425_GPIO_GPOER_OFFSET) | |
| 382 | #define IXP425_GPIO_GPINR IXP425_GPIO_REG(IXP425_GPIO_GPINR_OFFSET) | |
| 383 | #define IXP425_GPIO_GPISR IXP425_GPIO_REG(IXP425_GPIO_GPISR_OFFSET) | |
| 384 | #define IXP425_GPIO_GPIT1R IXP425_GPIO_REG(IXP425_GPIO_GPIT1R_OFFSET) | |
| 385 | #define IXP425_GPIO_GPIT2R IXP425_GPIO_REG(IXP425_GPIO_GPIT2R_OFFSET) | |
| 386 | #define IXP425_GPIO_GPCLKR IXP425_GPIO_REG(IXP425_GPIO_GPCLKR_OFFSET) | |
| 387 | #define IXP425_GPIO_GPDBSELR IXP425_GPIO_REG(IXP425_GPIO_GPDBSELR_OFFSET) | |
| 388 | ||
| 389 | /* | |
| 390 | * Constants to make it easy to access Timer Control/Status registers | |
| 391 | */ | |
| 392 | #define IXP425_OSTS_OFFSET 0x00 /* Continious TimeStamp */ | |
| 393 | #define IXP425_OST1_OFFSET 0x04 /* Timer 1 Timestamp */ | |
| 394 | #define IXP425_OSRT1_OFFSET 0x08 /* Timer 1 Reload */ | |
| 395 | #define IXP425_OST2_OFFSET 0x0C /* Timer 2 Timestamp */ | |
| 396 | #define IXP425_OSRT2_OFFSET 0x10 /* Timer 2 Reload */ | |
| 397 | #define IXP425_OSWT_OFFSET 0x14 /* Watchdog Timer */ | |
| 398 | #define IXP425_OSWE_OFFSET 0x18 /* Watchdog Enable */ | |
| 399 | #define IXP425_OSWK_OFFSET 0x1C /* Watchdog Key */ | |
| 400 | #define IXP425_OSST_OFFSET 0x20 /* Timer Status */ | |
| 401 | ||
| 402 | /* | |
| 403 | * Operating System Timer Register Definitions. | |
| 404 | */ | |
| 405 | ||
| 406 | #ifndef __ASSEMBLY__ | |
| 407 | #define IXP425_TIMER_REG(x) ((volatile u32 *)(IXP425_TIMER_BASE_PHYS+(x))) | |
| 408 | #else | |
| 409 | #define IXP425_TIMER_REG(x) (IXP425_TIMER_BASE_PHYS+(x)) | |
| 410 | #endif | |
| 411 | ||
| 412 | #define IXP425_OSTS IXP425_TIMER_REG(IXP425_OSTS_OFFSET) | |
| 413 | #define IXP425_OST1 IXP425_TIMER_REG(IXP425_OST1_OFFSET) | |
| 414 | #define IXP425_OSRT1 IXP425_TIMER_REG(IXP425_OSRT1_OFFSET) | |
| 415 | #define IXP425_OST2 IXP425_TIMER_REG(IXP425_OST2_OFFSET) | |
| 416 | #define IXP425_OSRT2 IXP425_TIMER_REG(IXP425_OSRT2_OFFSET) | |
| 417 | #define IXP425_OSWT IXP425_TIMER_REG(IXP425_OSWT_OFFSET) | |
| 418 | #define IXP425_OSWE IXP425_TIMER_REG(IXP425_OSWE_OFFSET) | |
| 419 | #define IXP425_OSWK IXP425_TIMER_REG(IXP425_OSWK_OFFSET) | |
| 420 | #define IXP425_OSST IXP425_TIMER_REG(IXP425_OSST_OFFSET) | |
| 421 | ||
| 422 | /* | |
| 42d1f039 | 423 | * Timer register values and bit definitions |
| 2d5b561e WD |
424 | */ |
| 425 | #define IXP425_OST_ENABLE BIT(0) | |
| 426 | #define IXP425_OST_ONE_SHOT BIT(1) | |
| 427 | /* Low order bits of reload value ignored */ | |
| 42d1f039 | 428 | #define IXP425_OST_RELOAD_MASK (0x3) |
| 2d5b561e WD |
429 | #define IXP425_OST_DISABLED (0x0) |
| 430 | #define IXP425_OSST_TIMER_1_PEND BIT(0) | |
| 431 | #define IXP425_OSST_TIMER_2_PEND BIT(1) | |
| 432 | #define IXP425_OSST_TIMER_TS_PEND BIT(2) | |
| 433 | #define IXP425_OSST_TIMER_WDOG_PEND BIT(3) | |
| 434 | #define IXP425_OSST_TIMER_WARM_RESET BIT(4) | |
| 435 | ||
| 436 | /* | |
| 437 | * Constants to make it easy to access PCI Control/Status registers | |
| 438 | */ | |
| 439 | #define PCI_NP_AD_OFFSET 0x00 | |
| 440 | #define PCI_NP_CBE_OFFSET 0x04 | |
| 441 | #define PCI_NP_WDATA_OFFSET 0x08 | |
| 442 | #define PCI_NP_RDATA_OFFSET 0x0c | |
| 443 | #define PCI_CRP_AD_CBE_OFFSET 0x10 | |
| 444 | #define PCI_CRP_WDATA_OFFSET 0x14 | |
| 445 | #define PCI_CRP_RDATA_OFFSET 0x18 | |
| 446 | #define PCI_CSR_OFFSET 0x1c | |
| 447 | #define PCI_ISR_OFFSET 0x20 | |
| 448 | #define PCI_INTEN_OFFSET 0x24 | |
| 449 | #define PCI_DMACTRL_OFFSET 0x28 | |
| 450 | #define PCI_AHBMEMBASE_OFFSET 0x2c | |
| 451 | #define PCI_AHBIOBASE_OFFSET 0x30 | |
| 452 | #define PCI_PCIMEMBASE_OFFSET 0x34 | |
| 453 | #define PCI_AHBDOORBELL_OFFSET 0x38 | |
| 454 | #define PCI_PCIDOORBELL_OFFSET 0x3C | |
| 455 | #define PCI_ATPDMA0_AHBADDR_OFFSET 0x40 | |
| 456 | #define PCI_ATPDMA0_PCIADDR_OFFSET 0x44 | |
| 457 | #define PCI_ATPDMA0_LENADDR_OFFSET 0x48 | |
| 458 | #define PCI_ATPDMA1_AHBADDR_OFFSET 0x4C | |
| 459 | #define PCI_ATPDMA1_PCIADDR_OFFSET 0x50 | |
| 460 | #define PCI_ATPDMA1_LENADDR_OFFSET 0x54 | |
| 461 | ||
| 462 | /* | |
| 463 | * PCI Control/Status Registers | |
| 464 | */ | |
| 465 | #define IXP425_PCI_CSR(x) ((volatile u32 *)(IXP425_PCI_CFG_BASE_VIRT+(x))) | |
| 466 | ||
| 467 | #define PCI_NP_AD IXP425_PCI_CSR(PCI_NP_AD_OFFSET) | |
| 468 | #define PCI_NP_CBE IXP425_PCI_CSR(PCI_NP_CBE_OFFSET) | |
| 469 | #define PCI_NP_WDATA IXP425_PCI_CSR(PCI_NP_WDATA_OFFSET) | |
| 470 | #define PCI_NP_RDATA IXP425_PCI_CSR(PCI_NP_RDATA_OFFSET) | |
| 471 | #define PCI_CRP_AD_CBE IXP425_PCI_CSR(PCI_CRP_AD_CBE_OFFSET) | |
| 472 | #define PCI_CRP_WDATA IXP425_PCI_CSR(PCI_CRP_WDATA_OFFSET) | |
| 473 | #define PCI_CRP_RDATA IXP425_PCI_CSR(PCI_CRP_RDATA_OFFSET) | |
| 42d1f039 | 474 | #define PCI_CSR IXP425_PCI_CSR(PCI_CSR_OFFSET) |
| 2d5b561e WD |
475 | #define PCI_ISR IXP425_PCI_CSR(PCI_ISR_OFFSET) |
| 476 | #define PCI_INTEN IXP425_PCI_CSR(PCI_INTEN_OFFSET) | |
| 477 | #define PCI_DMACTRL IXP425_PCI_CSR(PCI_DMACTRL_OFFSET) | |
| 478 | #define PCI_AHBMEMBASE IXP425_PCI_CSR(PCI_AHBMEMBASE_OFFSET) | |
| 479 | #define PCI_AHBIOBASE IXP425_PCI_CSR(PCI_AHBIOBASE_OFFSET) | |
| 480 | #define PCI_PCIMEMBASE IXP425_PCI_CSR(PCI_PCIMEMBASE_OFFSET) | |
| 481 | #define PCI_AHBDOORBELL IXP425_PCI_CSR(PCI_AHBDOORBELL_OFFSET) | |
| 482 | #define PCI_PCIDOORBELL IXP425_PCI_CSR(PCI_PCIDOORBELL_OFFSET) | |
| 483 | #define PCI_ATPDMA0_AHBADDR IXP425_PCI_CSR(PCI_ATPDMA0_AHBADDR_OFFSET) | |
| 484 | #define PCI_ATPDMA0_PCIADDR IXP425_PCI_CSR(PCI_ATPDMA0_PCIADDR_OFFSET) | |
| 485 | #define PCI_ATPDMA0_LENADDR IXP425_PCI_CSR(PCI_ATPDMA0_LENADDR_OFFSET) | |
| 486 | #define PCI_ATPDMA1_AHBADDR IXP425_PCI_CSR(PCI_ATPDMA1_AHBADDR_OFFSET) | |
| 487 | #define PCI_ATPDMA1_PCIADDR IXP425_PCI_CSR(PCI_ATPDMA1_PCIADDR_OFFSET) | |
| 488 | #define PCI_ATPDMA1_LENADDR IXP425_PCI_CSR(PCI_ATPDMA1_LENADDR_OFFSET) | |
| 489 | ||
| 490 | /* | |
| 42d1f039 | 491 | * PCI register values and bit definitions |
| 2d5b561e WD |
492 | */ |
| 493 | ||
| 494 | /* CSR bit definitions */ | |
| 495 | #define PCI_CSR_HOST BIT(0) | |
| 496 | #define PCI_CSR_ARBEN BIT(1) | |
| 497 | #define PCI_CSR_ADS BIT(2) | |
| 498 | #define PCI_CSR_PDS BIT(3) | |
| 499 | #define PCI_CSR_ABE BIT(4) | |
| 500 | #define PCI_CSR_DBT BIT(5) | |
| 501 | #define PCI_CSR_ASE BIT(8) | |
| 502 | #define PCI_CSR_IC BIT(15) | |
| 503 | ||
| 504 | /* ISR (Interrupt status) Register bit definitions */ | |
| 505 | #define PCI_ISR_PSE BIT(0) | |
| 506 | #define PCI_ISR_PFE BIT(1) | |
| 507 | #define PCI_ISR_PPE BIT(2) | |
| 508 | #define PCI_ISR_AHBE BIT(3) | |
| 509 | #define PCI_ISR_APDC BIT(4) | |
| 510 | #define PCI_ISR_PADC BIT(5) | |
| 511 | #define PCI_ISR_ADB BIT(6) | |
| 512 | #define PCI_ISR_PDB BIT(7) | |
| 513 | ||
| 514 | /* INTEN (Interrupt Enable) Register bit definitions */ | |
| 515 | #define PCI_INTEN_PSE BIT(0) | |
| 516 | #define PCI_INTEN_PFE BIT(1) | |
| 517 | #define PCI_INTEN_PPE BIT(2) | |
| 518 | #define PCI_INTEN_AHBE BIT(3) | |
| 519 | #define PCI_INTEN_APDC BIT(4) | |
| 520 | #define PCI_INTEN_PADC BIT(5) | |
| 521 | #define PCI_INTEN_ADB BIT(6) | |
| 522 | #define PCI_INTEN_PDB BIT(7) | |
| 523 | ||
| 524 | /* | |
| 525 | * Shift value for byte enable on NP cmd/byte enable register | |
| 526 | */ | |
| 527 | #define IXP425_PCI_NP_CBE_BESL 4 | |
| 528 | ||
| 529 | /* | |
| 530 | * PCI commands supported by NP access unit | |
| 531 | */ | |
| 532 | #define NP_CMD_IOREAD 0x2 | |
| 533 | #define NP_CMD_IOWRITE 0x3 | |
| 534 | #define NP_CMD_CONFIGREAD 0xa | |
| 535 | #define NP_CMD_CONFIGWRITE 0xb | |
| 536 | #define NP_CMD_MEMREAD 0x6 | |
| 537 | #define NP_CMD_MEMWRITE 0x7 | |
| 538 | ||
| 539 | #if 0 | |
| 540 | #ifndef __ASSEMBLY__ | |
| 541 | extern int ixp425_pci_read(u32 addr, u32 cmd, u32* data); | |
| 542 | extern int ixp425_pci_write(u32 addr, u32 cmd, u32 data); | |
| 543 | extern void ixp425_pci_init(void *); | |
| 544 | #endif | |
| 545 | #endif | |
| 546 | ||
| 547 | /* | |
| 548 | * Constants for CRP access into local config space | |
| 549 | */ | |
| 550 | #define CRP_AD_CBE_BESL 20 | |
| 551 | #define CRP_AD_CBE_WRITE BIT(16) | |
| 552 | ||
| 553 | /* | |
| 554 | * Clock Speed Definitions. | |
| 555 | */ | |
| 42d1f039 | 556 | #define IXP425_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */ |
| 2d5b561e WD |
557 | |
| 558 | ||
| 559 | #endif |