Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2008 |
| 3 | * Graeme Russ, graeme.russ@gmail.com. |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
Graeme Russ | 06dfe37 | 2010-04-24 00:05:47 +1000 | [diff] [blame] | 24 | #include <asm/ibmpc.h> |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 25 | /* |
| 26 | * board/config.h - configuration options, board specific |
| 27 | */ |
| 28 | |
| 29 | #ifndef __CONFIG_H |
| 30 | #define __CONFIG_H |
| 31 | |
| 32 | /* |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 33 | * High Level Configuration Options |
| 34 | * (easy to change) |
| 35 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 36 | #define CONFIG_SYS_SC520 |
Graeme Russ | 27a2bf4 | 2009-02-24 21:12:20 +1100 | [diff] [blame] | 37 | #define CONFIG_SYS_SC520_SSI |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 38 | #define CONFIG_SHOW_BOOT_PROGRESS |
| 39 | #define CONFIG_LAST_STAGE_INIT |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 40 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 41 | /*----------------------------------------------------------------------- |
| 42 | * Watchdog Configuration |
| 43 | * NOTE: If CONFIG_HW_WATCHDOG is NOT defined, the watchdog jumper on the |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 44 | * bottom (processor) board MUST be removed! |
| 45 | */ |
| 46 | #undef CONFIG_WATCHDOG |
Graeme Russ | 052bae1 | 2010-04-24 00:05:58 +1000 | [diff] [blame] | 47 | #define CONFIG_HW_WATCHDOG |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 48 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 49 | /*----------------------------------------------------------------------- |
| 50 | * Real Time Clock Configuration |
| 51 | */ |
| 52 | #define CONFIG_RTC_MC146818 |
| 53 | #define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0 |
| 54 | |
| 55 | /*----------------------------------------------------------------------- |
| 56 | * Serial Configuration |
| 57 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 58 | #define CONFIG_CONS_INDEX 1 |
Graeme Russ | 06dfe37 | 2010-04-24 00:05:47 +1000 | [diff] [blame] | 59 | #define CONFIG_SYS_NS16550 |
| 60 | #define CONFIG_SYS_NS16550_SERIAL |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 61 | #define CONFIG_SYS_NS16550_REG_SIZE 1 |
| 62 | #define CONFIG_SYS_NS16550_CLK 1843200 |
| 63 | #define CONFIG_BAUDRATE 9600 |
| 64 | #define CONFIG_SYS_BAUDRATE_TABLE {300, 600, 1200, 2400, 4800, \ |
| 65 | 9600, 19200, 38400, 115200} |
| 66 | #define CONFIG_SYS_NS16550_COM1 UART0_BASE |
| 67 | #define CONFIG_SYS_NS16550_COM2 UART1_BASE |
| 68 | #define CONFIG_SYS_NS16550_COM3 (0x1000 + UART0_BASE) |
| 69 | #define CONFIG_SYS_NS16550_COM4 (0x1000 + UART1_BASE) |
Graeme Russ | 06dfe37 | 2010-04-24 00:05:47 +1000 | [diff] [blame] | 70 | #define CONFIG_SYS_NS16550_PORT_MAPPED |
| 71 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 72 | /*----------------------------------------------------------------------- |
| 73 | * Video Configuration |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 74 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 75 | #undef CONFIG_VIDEO |
| 76 | #undef CONFIG_CFB_CONSOLE |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 77 | |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 78 | /*----------------------------------------------------------------------- |
| 79 | * Command line configuration. |
| 80 | */ |
| 81 | #include <config_cmd_default.h> |
| 82 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 83 | #define CONFIG_CMD_BDI |
| 84 | #define CONFIG_CMD_BOOTD |
| 85 | #define CONFIG_CMD_CONSOLE |
Graeme Russ | b87c30f | 2011-02-12 15:11:43 +1100 | [diff] [blame] | 86 | #define CONFIG_CMD_DATE |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 87 | #define CONFIG_CMD_ECHO |
| 88 | #define CONFIG_CMD_FLASH |
| 89 | #define CONFIG_CMD_FPGA |
| 90 | #define CONFIG_CMD_IMI |
| 91 | #define CONFIG_CMD_IMLS |
| 92 | #define CONFIG_CMD_IRQ |
| 93 | #define CONFIG_CMD_ITEST |
| 94 | #define CONFIG_CMD_LOADB |
| 95 | #define CONFIG_CMD_LOADS |
| 96 | #define CONFIG_CMD_MEMORY |
| 97 | #define CONFIG_CMD_MISC |
| 98 | #define CONFIG_CMD_NET |
| 99 | #undef CONFIG_CMD_NFS |
| 100 | #define CONFIG_CMD_PCI |
| 101 | #define CONFIG_CMD_PING |
| 102 | #define CONFIG_CMD_RUN |
| 103 | #define CONFIG_CMD_SAVEENV |
| 104 | #define CONFIG_CMD_SETGETDCR |
| 105 | #define CONFIG_CMD_SOURCE |
| 106 | #define CONFIG_CMD_XIMG |
Graeme Russ | 19fc0d5 | 2011-11-08 02:33:20 +0000 | [diff] [blame] | 107 | #define CONFIG_CMD_ZBOOT |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 108 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 109 | #define CONFIG_BOOTDELAY 15 |
| 110 | #define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600" |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 111 | |
| 112 | #if defined(CONFIG_CMD_KGDB) |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 113 | #define CONFIG_KGDB_BAUDRATE 115200 |
| 114 | #define CONFIG_KGDB_SER_INDEX 2 |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 115 | #endif |
| 116 | |
| 117 | /* |
| 118 | * Miscellaneous configurable options |
| 119 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 120 | #define CONFIG_SYS_LONGHELP |
| 121 | #define CONFIG_SYS_PROMPT "boot > " |
| 122 | #define CONFIG_SYS_CBSIZE 256 |
| 123 | #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ |
| 124 | sizeof(CONFIG_SYS_PROMPT) + \ |
| 125 | 16) |
| 126 | #define CONFIG_SYS_MAXARGS 16 |
| 127 | #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 128 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 129 | #define CONFIG_SYS_MEMTEST_START 0x00100000 |
| 130 | #define CONFIG_SYS_MEMTEST_END 0x01000000 |
| 131 | #define CONFIG_SYS_LOAD_ADDR 0x100000 |
| 132 | #define CONFIG_SYS_HZ 1000 |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 133 | |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 134 | /*----------------------------------------------------------------------- |
| 135 | * SDRAM Configuration |
| 136 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 137 | #define CONFIG_SYS_SDRAM_DRCTMCTL 0x18 |
Graeme Russ | 3818393 | 2011-02-12 15:11:54 +1100 | [diff] [blame] | 138 | #define CONFIG_SYS_SDRAM_REFRESH_RATE 156 |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 139 | #define CONFIG_NR_DRAM_BANKS 4 |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 140 | |
| 141 | /* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/ |
| 142 | #undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 143 | #undef CONFIG_SYS_SDRAM_RAS_CAS_DELAY |
| 144 | #undef CONFIG_SYS_SDRAM_CAS_LATENCY_2T |
| 145 | #undef CONFIG_SYS_SDRAM_CAS_LATENCY_3T |
| 146 | |
| 147 | /*----------------------------------------------------------------------- |
| 148 | * CPU Features |
| 149 | */ |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 150 | #define CONFIG_SYS_SC520_HIGH_SPEED 0 |
| 151 | #define CONFIG_SYS_SC520_RESET |
| 152 | #define CONFIG_SYS_SC520_TIMER |
| 153 | #undef CONFIG_SYS_GENERIC_TIMER |
Graeme Russ | 77290ee | 2009-02-24 21:13:40 +1100 | [diff] [blame] | 154 | #define CONFIG_SYS_PCAT_INTERRUPTS |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 155 | #define CONFIG_SYS_NUM_IRQS 16 |
Graeme Russ | 19fc0d5 | 2011-11-08 02:33:20 +0000 | [diff] [blame] | 156 | #define CONFIG_SYS_PC_BIOS |
| 157 | #define CONFIG_SYS_PCI_BIOS |
| 158 | #define CONFIG_SYS_X86_REALMODE |
| 159 | #define CONFIG_SYS_X86_ISR_TIMER |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 160 | |
| 161 | /*----------------------------------------------------------------------- |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 162 | * Memory organization: |
| 163 | * 32kB Stack |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 164 | * 16kB Cache-As-RAM @ 0x19200000 |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 165 | * 256kB Monitor |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 166 | * (128kB + Environment Sector Size) malloc pool |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 167 | */ |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 168 | #define CONFIG_SYS_STACK_SIZE (32 * 1024) |
Graeme Russ | bc76193 | 2011-02-12 15:11:52 +1100 | [diff] [blame] | 169 | #define CONFIG_SYS_CAR_ADDR 0x19200000 |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 170 | #define CONFIG_SYS_CAR_SIZE (16 * 1024) |
Graeme Russ | bc76193 | 2011-02-12 15:11:52 +1100 | [diff] [blame] | 171 | #define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_CAR_ADDR + \ |
| 172 | CONFIG_SYS_CAR_SIZE) |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 173 | #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE |
| 174 | #define CONFIG_SYS_MONITOR_LEN (256 * 1024) |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 175 | #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SECT_SIZE + \ |
| 176 | 128*1024) |
Graeme Russ | 4e0f55f | 2011-02-12 15:11:50 +1100 | [diff] [blame] | 177 | /* Address of temporary Global Data */ |
Graeme Russ | 29af8e6 | 2011-02-12 15:12:14 +1100 | [diff] [blame] | 178 | #define CONFIG_SYS_INIT_GD_ADDR CONFIG_SYS_CAR_ADDR |
Graeme Russ | 4e0f55f | 2011-02-12 15:11:50 +1100 | [diff] [blame] | 179 | |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 180 | |
| 181 | /* allow to overwrite serial and ethaddr */ |
| 182 | #define CONFIG_ENV_OVERWRITE |
| 183 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 184 | /*----------------------------------------------------------------------- |
| 185 | * FLASH configuration |
| 186 | * 512kB Boot Flash @ 0x38000000 (Monitor @ 38040000) |
| 187 | * 16MB StrataFlash #1 @ 0x10000000 |
| 188 | * 16MB StrataFlash #2 @ 0x11000000 |
| 189 | */ |
| 190 | #define CONFIG_FLASH_CFI_DRIVER |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 191 | #define CONFIG_FLASH_CFI_LEGACY |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 192 | #define CONFIG_SYS_FLASH_CFI |
| 193 | #define CONFIG_SYS_MAX_FLASH_BANKS 3 |
| 194 | #define CONFIG_SYS_FLASH_BASE 0x38000000 |
| 195 | #define CONFIG_SYS_FLASH_BASE_1 0x10000000 |
| 196 | #define CONFIG_SYS_FLASH_BASE_2 0x11000000 |
| 197 | #define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \ |
| 198 | CONFIG_SYS_FLASH_BASE_1, \ |
| 199 | CONFIG_SYS_FLASH_BASE_2} |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 200 | #define CONFIG_SYS_FLASH_EMPTY_INFO |
Graeme Russ | d068fdb | 2010-04-24 00:05:51 +1000 | [diff] [blame] | 201 | #undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 202 | #define CONFIG_SYS_MAX_FLASH_SECT 128 |
| 203 | #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 204 | #define CONFIG_SYS_FLASH_LEGACY_512Kx8 |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 205 | #define CONFIG_SYS_FLASH_ERASE_TOUT 2000 /* ms */ |
| 206 | #define CONFIG_SYS_FLASH_WRITE_TOUT 2000 /* ms */ |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 207 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 208 | /*----------------------------------------------------------------------- |
| 209 | * Environment configuration |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 210 | * - Boot flash is 512kB with 64kB sectors |
| 211 | * - StrataFlash is 32MB with 128kB sectors |
| 212 | * - Redundant embedded environment is 25% of the Boot flash |
| 213 | * - Redundant StrataFlash environment is <1% of the StrataFlash |
| 214 | * - Environment is therefore located in StrataFlash |
| 215 | * - Primary copy is located in first sector of first flash |
| 216 | * - Redundant copy is located in second sector of first flash |
| 217 | * - Stack is only 32kB, so environment size is limited to 4kB |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 218 | */ |
| 219 | #define CONFIG_ENV_IS_IN_FLASH |
| 220 | #define CONFIG_ENV_SECT_SIZE 0x20000 |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 221 | #define CONFIG_ENV_SIZE 0x01000 |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 222 | #define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE_1 |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 223 | #define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE_1 + \ |
| 224 | CONFIG_ENV_SECT_SIZE) |
Graeme Russ | d18458b | 2011-04-13 19:43:24 +1000 | [diff] [blame] | 225 | #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 226 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 227 | /*----------------------------------------------------------------------- |
| 228 | * PCI configuration |
| 229 | */ |
| 230 | #define CONFIG_PCI |
| 231 | #define CONFIG_PCI_PNP |
| 232 | #define CONFIG_SYS_FIRST_PCI_IRQ 10 |
| 233 | #define CONFIG_SYS_SECOND_PCI_IRQ 9 |
| 234 | #define CONFIG_SYS_THIRD_PCI_IRQ 11 |
| 235 | #define CONFIG_SYS_FORTH_PCI_IRQ 15 |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 236 | |
Graeme Russ | 109665f | 2011-02-12 15:11:48 +1100 | [diff] [blame] | 237 | /*----------------------------------------------------------------------- |
Graeme Russ | a1eeccf | 2010-04-24 00:05:55 +1000 | [diff] [blame] | 238 | * Network device (TRL8100B) support |
| 239 | */ |
Graeme Russ | a1eeccf | 2010-04-24 00:05:55 +1000 | [diff] [blame] | 240 | #define CONFIG_RTL8139 |
| 241 | |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 242 | /*----------------------------------------------------------------------- |
Graeme Russ | deac740 | 2011-02-12 15:11:45 +1100 | [diff] [blame] | 243 | * BOOTCS Control (for AM29LV040B-120JC) |
| 244 | * |
| 245 | * 000 0 00 0 000 11 0 011 }- 0x0033 |
| 246 | * \ / | \| | \ / \| | \ / |
| 247 | * | | | | | | | | |
| 248 | * | | | | | | | +---- 3 Wait States (First Access) |
| 249 | * | | | | | | +------- Reserved |
| 250 | * | | | | | +--------- 3 Wait States (Subsequent Access) |
| 251 | * | | | | +------------- Reserved |
| 252 | * | | | +---------------- Non-Paged Mode |
| 253 | * | | +------------------ 8 Bit Wide |
| 254 | * | +--------------------- GP Bus |
| 255 | * +------------------------ Reserved |
| 256 | */ |
| 257 | #define CONFIG_SYS_SC520_BOOTCS_CTRL 0x0033 |
| 258 | |
| 259 | /*----------------------------------------------------------------------- |
| 260 | * ROMCS Control (for E28F128J3A-150 StrataFlash) |
| 261 | * |
| 262 | * 000 0 01 1 000 01 0 101 }- 0x0615 |
| 263 | * \ / | \| | \ / \| | \ / |
| 264 | * | | | | | | | | |
| 265 | * | | | | | | | +---- 5 Wait States (First Access) |
| 266 | * | | | | | | +------- Reserved |
| 267 | * | | | | | +--------- 1 Wait State (Subsequent Access) |
| 268 | * | | | | +------------- Reserved |
| 269 | * | | | +---------------- Paged Mode |
| 270 | * | | +------------------ 16 Bit Wide |
| 271 | * | +--------------------- GP Bus |
| 272 | * +------------------------ Reserved |
| 273 | */ |
| 274 | #define CONFIG_SYS_SC520_ROMCS1_CTRL 0x0615 |
| 275 | #define CONFIG_SYS_SC520_ROMCS2_CTRL 0x0615 |
| 276 | |
| 277 | /*----------------------------------------------------------------------- |
| 278 | * SC520 General Purpose Bus configuration |
| 279 | * |
| 280 | * Chip Select Offset 1 Clock Cycle |
| 281 | * Chip Select Pulse Width 8 Clock Cycles |
| 282 | * Chip Select Read Offset 2 Clock Cycles |
| 283 | * Chip Select Read Width 6 Clock Cycles |
| 284 | * Chip Select Write Offset 2 Clock Cycles |
| 285 | * Chip Select Write Width 6 Clock Cycles |
| 286 | * Chip Select Recovery Time 2 Clock Cycles |
| 287 | * |
| 288 | * Timing Diagram (from SC520 Register Set Manual - Order #22005B) |
| 289 | * |
| 290 | * |<-------------General Purpose Bus Cycle---------------->| |
| 291 | * | | |
| 292 | * ----------------------\__________________/------------------ |
| 293 | * |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> | |
| 294 | * |
| 295 | * ------------------------\_______________/------------------- |
| 296 | * |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->| |
| 297 | * |
| 298 | * --------------------------\_______________/----------------- |
| 299 | * |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->| |
| 300 | * |
| 301 | * ________/-----------\_______________________________________ |
| 302 | * |<--->|<--------->| |
| 303 | * ^ ^ |
| 304 | * (GPALEOFF + 1) | |
| 305 | * | |
| 306 | * (GPALEW + 1) |
| 307 | */ |
| 308 | #define CONFIG_SYS_SC520_GPCSOFF 0x00 |
| 309 | #define CONFIG_SYS_SC520_GPCSPW 0x07 |
| 310 | #define CONFIG_SYS_SC520_GPRDOFF 0x01 |
| 311 | #define CONFIG_SYS_SC520_GPRDW 0x05 |
| 312 | #define CONFIG_SYS_SC520_GPWROFF 0x01 |
| 313 | #define CONFIG_SYS_SC520_GPWRW 0x05 |
| 314 | #define CONFIG_SYS_SC520_GPCSRT 0x01 |
| 315 | |
| 316 | /*----------------------------------------------------------------------- |
| 317 | * SC520 Programmable I/O configuration |
| 318 | * |
| 319 | * Pin Mode Dir. Description |
| 320 | * ---------------------------------------------------------------------- |
| 321 | * PIO0 PIO Output Unused |
| 322 | * PIO1 GPBHE# Output GP Bus Byte High Enable (active low) |
| 323 | * PIO2 PIO Output Auxiliary power output enable |
| 324 | * PIO3 GPAEN Output GP Bus Address Enable |
| 325 | * PIO4 PIO Output Top Board Enable (active low) |
| 326 | * PIO5 PIO Output StrataFlash 16 bit mode (low = 8 bit mode) |
| 327 | * PIO6 PIO Input Data output of Power Supply ADC |
| 328 | * PIO7 PIO Output Clock input to Power Supply ADC |
| 329 | * PIO8 PIO Output Chip Select input of Power Supply ADC |
| 330 | * PIO9 PIO Output StrataFlash 1 Reset / Power Down (active low) |
| 331 | * PIO10 PIO Output StrataFlash 2 Reset / Power Down (active low) |
| 332 | * PIO11 PIO Input StrataFlash 1 Status |
| 333 | * PIO12 PIO Input StrataFlash 2 Status |
| 334 | * PIO13 GPIRQ10# Input Can Bus / I2C IRQ (active low) |
| 335 | * PIO14 PIO Input Low Input Voltage Warning (active low) |
| 336 | * PIO15 PIO Output Watchdog (must toggle at least every 1.6s) |
| 337 | * PIO16 PIO Input Power Fail |
| 338 | * PIO17 GPIRQ6 Input Compact Flash 1 IRQ (active low) |
| 339 | * PIO18 GPIRQ5 Input Compact Flash 2 IRQ (active low) |
| 340 | * PIO19 GPIRQ4# Input Dual-Port RAM IRQ (active low) |
| 341 | * PIO20 GPIRQ3 Input UART D IRQ |
| 342 | * PIO21 GPIRQ2 Input UART C IRQ |
| 343 | * PIO22 GPIRQ1 Input UART B IRQ |
| 344 | * PIO23 GPIRQ0 Input UART A IRQ |
| 345 | * PIO24 GPDBUFOE# Output GP Bus Data Bus Buffer Output Enable |
| 346 | * PIO25 PIO Input Battery OK Indication |
| 347 | * PIO26 GPMEMCS16# Input GP Bus Memory Chip-Select 16-bit access |
| 348 | * PIO27 GPCS0# Output SRAM 1 Chip Select |
| 349 | * PIO28 PIO Input Top Board UART CTS |
| 350 | * PIO29 PIO Output FPGA Program Mode (active low) |
| 351 | * PIO30 PIO Input FPGA Initialised (active low) |
| 352 | * PIO31 PIO Input FPGA Done (active low) |
| 353 | */ |
| 354 | #define CONFIG_SYS_SC520_PIOPFS15_0 0x200a |
| 355 | #define CONFIG_SYS_SC520_PIOPFS31_16 0x0dfe |
| 356 | #define CONFIG_SYS_SC520_PIODIR15_0 0x87bf |
| 357 | #define CONFIG_SYS_SC520_PIODIR31_16 0x2900 |
| 358 | |
| 359 | /*----------------------------------------------------------------------- |
| 360 | * PIO Pin defines |
| 361 | */ |
| 362 | #define CONFIG_SYS_ENET_AUX_PWR 0x0004 |
| 363 | #define CONFIG_SYS_ENET_TOP_BRD_PWR 0x0010 |
| 364 | #define CONFIG_SYS_ENET_SF_WIDTH 0x0020 |
| 365 | #define CONFIG_SYS_ENET_PWR_ADC_DATA 0x0040 |
| 366 | #define CONFIG_SYS_ENET_PWR_ADC_CLK 0x0080 |
| 367 | #define CONFIG_SYS_ENET_PWR_ADC_CS 0x0100 |
| 368 | #define CONFIG_SYS_ENET_SF1_MODE 0x0200 |
| 369 | #define CONFIG_SYS_ENET_SF2_MODE 0x0400 |
| 370 | #define CONFIG_SYS_ENET_SF1_STATUS 0x0800 |
| 371 | #define CONFIG_SYS_ENET_SF2_STATUS 0x1000 |
| 372 | #define CONFIG_SYS_ENET_PWR_STATUS 0x4000 |
| 373 | #define CONFIG_SYS_ENET_WATCHDOG 0x8000 |
| 374 | |
| 375 | #define CONFIG_SYS_ENET_PWR_FAIL 0x0001 |
| 376 | #define CONFIG_SYS_ENET_BAT_OK 0x0200 |
| 377 | #define CONFIG_SYS_ENET_TOP_BRD_CTS 0x1000 |
| 378 | #define CONFIG_SYS_ENET_FPGA_PROG 0x2000 |
| 379 | #define CONFIG_SYS_ENET_FPGA_INIT 0x4000 |
| 380 | #define CONFIG_SYS_ENET_FPGA_DONE 0x8000 |
| 381 | |
| 382 | /*----------------------------------------------------------------------- |
| 383 | * Chip Select Pin Function Select |
| 384 | * |
| 385 | * 1 1 1 1 1 0 0 0 }- 0xf8 |
| 386 | * | | | | | | | | |
| 387 | * | | | | | | | +--- Reserved |
| 388 | * | | | | | | +----- GPCS1_SEL = ROMCS1# |
| 389 | * | | | | | +------- GPCS2_SEL = ROMCS2# |
| 390 | * | | | | +--------- GPCS3_SEL = GPCS3 |
| 391 | * | | | +----------- GPCS4_SEL = GPCS4 |
| 392 | * | | +------------- GPCS5_SEL = GPCS5 |
| 393 | * | +--------------- GPCS6_SEL = GPCS6 |
| 394 | * +----------------- GPCS7_SEL = GPCS7 |
| 395 | */ |
| 396 | #define CONFIG_SYS_SC520_CSPFS 0xf8 |
| 397 | |
| 398 | /*----------------------------------------------------------------------- |
| 399 | * Clock Select (CLKTIMER[CLKTEST] pin) |
| 400 | * |
| 401 | * 0 111 00 1 0 }- 0x72 |
| 402 | * | \ / \| | | |
| 403 | * | | | | +--- Pin Disabled |
| 404 | * | | | +----- Pin is an output |
| 405 | * | | +------- Reserved |
| 406 | * | +----------- Disabled (pin stays Low) |
| 407 | * +-------------- Reserved |
| 408 | */ |
| 409 | #define CONFIG_SYS_SC520_CLKSEL 0x72 |
| 410 | |
| 411 | /*----------------------------------------------------------------------- |
| 412 | * Address Decode Control |
| 413 | * |
| 414 | * 0 00 0 0 0 0 0 }- 0x00 |
| 415 | * | \| | | | | | |
| 416 | * | | | | | | +--- Integrated UART 1 is enabled |
| 417 | * | | | | | +----- Integrated UART 2 is enabled |
| 418 | * | | | | +------- Integrated RTC is enabled |
| 419 | * | | | +--------- Reserved |
| 420 | * | | +----------- I/O Hole accesses are forwarded to the external GP bus |
| 421 | * | +------------- Reserved |
| 422 | * +---------------- Write-protect violations do not generate an IRQ |
| 423 | */ |
| 424 | #define CONFIG_SYS_SC520_ADDDECCTL 0x00 |
| 425 | |
| 426 | /*----------------------------------------------------------------------- |
| 427 | * UART Control |
| 428 | * |
| 429 | * 00000 1 1 1 }- 0x07 |
| 430 | * \___/ | | | |
| 431 | * | | | +--- Transmit TC interrupt enable |
| 432 | * | | +----- Receive TC interrupt enable |
| 433 | * | +------- 1.8432 MHz |
| 434 | * +----------- Reserved |
| 435 | */ |
| 436 | #define CONFIG_SYS_SC520_UART1CTL 0x07 |
| 437 | #define CONFIG_SYS_SC520_UART2CTL 0x07 |
| 438 | |
| 439 | /*----------------------------------------------------------------------- |
| 440 | * System Arbiter Control |
| 441 | * |
| 442 | * 00000 1 1 0 }- 0x06 |
| 443 | * \___/ | | | |
| 444 | * | | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt |
| 445 | * | | +----- The system arbiter operates in concurrent mode |
| 446 | * | +------- Park the PCI bus on the last master that acquired the bus |
| 447 | * +----------- Reserved |
| 448 | */ |
| 449 | #define CONFIG_SYS_SC520_SYSARBCTL 0x06 |
| 450 | |
| 451 | /*----------------------------------------------------------------------- |
| 452 | * System Arbiter Master Enable |
| 453 | * |
| 454 | * 00000000000 0 0 0 1 1 }- 0x06 |
| 455 | * \_________/ | | | | | |
| 456 | * | | | | | +--- PCI master REQ0 enabled (Ethernet 1) |
| 457 | * | | | | +----- PCI master REQ1 enabled (Ethernet 2) |
| 458 | * | | | +------- PCI master REQ2 disabled |
| 459 | * | | +--------- PCI master REQ3 disabled |
| 460 | * | +----------- PCI master REQ4 disabled |
| 461 | * +------------------ Reserved |
| 462 | */ |
| 463 | #define CONFIG_SYS_SC520_SYSARBMENB 0x0003 |
| 464 | |
| 465 | /*----------------------------------------------------------------------- |
| 466 | * System Arbiter Master Enable |
| 467 | * |
| 468 | * 0 0000 0 00 0000 1 000 }- 0x06 |
| 469 | * | \__/ | \| \__/ | \_/ |
| 470 | * | | | | | | +---- Reserved |
| 471 | * | | | | | +------- Enable CPU-to-PCI bus write posting |
| 472 | * | | | | +---------- Reserved |
| 473 | * | | | +-------------- PCI bus reads to SDRAM are not automatically |
| 474 | * | | | retried |
| 475 | * | | +----------------- Target read FIFOs are not snooped during write |
| 476 | * | | transactions |
| 477 | * | +-------------------- Reserved |
| 478 | * +------------------------ Deassert the PCI bus reset signal |
| 479 | */ |
| 480 | #define CONFIG_SYS_SC520_HBCTL 0x08 |
| 481 | |
| 482 | /*----------------------------------------------------------------------- |
| 483 | * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS |
| 484 | * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800 |
| 485 | * \ / | | | | \----+----/ \-----+------/ |
| 486 | * | | | | | | +---------- Start at 0x38000000 |
| 487 | * | | | | | +----------------------- 512kB Region Size |
| 488 | * | | | | | ((7 + 1) * 64kB) |
| 489 | * | | | | +------------------------------ 64kB Page Size |
| 490 | * | | | +-------------------------------- Writes Enabled (So it can be |
| 491 | * | | | reprogrammed!) |
| 492 | * | | +---------------------------------- Caching Disabled |
| 493 | * | +------------------------------------ Execution Enabled |
| 494 | * +--------------------------------------- BOOTCS |
| 495 | */ |
| 496 | #define CONFIG_SYS_SC520_BOOTCS_PAR 0x8a01f800 |
| 497 | |
| 498 | /*----------------------------------------------------------------------- |
Graeme Russ | bc76193 | 2011-02-12 15:11:52 +1100 | [diff] [blame] | 499 | * Cache-As-RAM (Targets Boot Flash) |
| 500 | * |
| 501 | * 100 1 0 0 0 0001111 011001001000000000 }- 0x903d9200 |
| 502 | * \ / | | | | \--+--/ \-------+--------/ |
| 503 | * | | | | | | +------------ Start at 0x19200000 |
| 504 | * | | | | | +------------------------- 64k Region Size |
| 505 | * | | | | | ((15 + 1) * 4kB) |
| 506 | * | | | | +------------------------------ 4kB Page Size |
| 507 | * | | | +-------------------------------- Writes Enabled |
| 508 | * | | +---------------------------------- Caching Enabled |
| 509 | * | +------------------------------------ Execution Prevented |
| 510 | * +--------------------------------------- BOOTCS |
| 511 | */ |
| 512 | #define CONFIG_SYS_SC520_CAR_PAR 0x903d9200 |
| 513 | |
| 514 | /*----------------------------------------------------------------------- |
Graeme Russ | deac740 | 2011-02-12 15:11:45 +1100 | [diff] [blame] | 515 | * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6 |
| 516 | * |
| 517 | * 001 110 0 000100000 0001000000000000 }- 0x38201000 |
| 518 | * \ / \ / | \---+---/ \------+-------/ |
| 519 | * | | | | +----------- Start at 0x00001000 |
| 520 | * | | | +------------------------ 33 Bytes (0x20 + 1) |
| 521 | * | | +------------------------------ Ignored |
| 522 | * | +--------------------------------- GPCS6 |
| 523 | * +------------------------------------- GP Bus I/O |
| 524 | */ |
| 525 | #define CONFIG_SYS_SC520_LLIO_PAR 0x38201000 |
| 526 | |
| 527 | /*----------------------------------------------------------------------- |
| 528 | * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5 |
| 529 | * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7 |
| 530 | * |
| 531 | * 010 101 0 0000000 100000000000000000 }- 0x54020000 |
| 532 | * 010 111 0 0000000 100000000000000001 }- 0x5c020001 |
| 533 | * \ / \ / | \--+--/ \-------+--------/ |
| 534 | * | | | | +------------ Start at 0x200000000 |
| 535 | * | | | | 0x200010000 |
| 536 | * | | | +------------------------- 4kB Region Size |
| 537 | * | | | ((0 + 1) * 4kB) |
| 538 | * | | +------------------------------ 4k Page Size |
| 539 | * | +--------------------------------- GPCS5 |
| 540 | * | GPCS7 |
| 541 | * +------------------------------------- GP Bus Memory |
| 542 | */ |
| 543 | #define CONFIG_SYS_SC520_CF1_PAR 0x54020000 |
| 544 | #define CONFIG_SYS_SC520_CF2_PAR 0x5c020001 |
| 545 | |
| 546 | /*----------------------------------------------------------------------- |
| 547 | * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0 |
| 548 | * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3 |
| 549 | * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4 |
| 550 | * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5 |
| 551 | * |
| 552 | * 001 000 0 000000111 0001001111111000 }- 0x200713f8 |
| 553 | * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8 |
| 554 | * 001 011 0 000000111 0001001011111000 }- 0x300711f8 |
| 555 | * 001 011 0 000000111 0001001011111000 }- 0x340710f8 |
| 556 | * \ / \ / | \---+---/ \------+-------/ |
| 557 | * | | | | +----------- Start at 0x013f8 |
| 558 | * | | | | 0x012f8 |
| 559 | * | | | | 0x011f8 |
| 560 | * | | | | 0x010f8 |
| 561 | * | | | +------------------------ 33 Bytes (32 + 1) |
| 562 | * | | +------------------------------ Ignored |
| 563 | * | +--------------------------------- GPCS6 |
| 564 | * +------------------------------------- GP Bus I/O |
| 565 | */ |
| 566 | #define CONFIG_SYS_SC520_UARTA_PAR 0x200713f8 |
| 567 | #define CONFIG_SYS_SC520_UARTB_PAR 0x2c0712f8 |
| 568 | #define CONFIG_SYS_SC520_UARTC_PAR 0x300711f8 |
| 569 | #define CONFIG_SYS_SC520_UARTD_PAR 0x340710f8 |
| 570 | |
| 571 | /*----------------------------------------------------------------------- |
| 572 | * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1 |
| 573 | * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2 |
| 574 | * |
| 575 | * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000 |
| 576 | * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100 |
| 577 | * \ / | | | | \----+----/ \-----+------/ |
| 578 | * | | | | | | +---------- Start at 0x10000000 |
| 579 | * | | | | | | 0x11000000 |
| 580 | * | | | | | +----------------------- 16MB Region Size |
| 581 | * | | | | | ((255 + 1) * 64kB) |
| 582 | * | | | | +------------------------------ 64kB Page Size |
| 583 | * | | | +-------------------------------- Writes Enabled |
| 584 | * | | +---------------------------------- Caching Disabled |
| 585 | * | +------------------------------------ Execution Enabled |
| 586 | * +--------------------------------------- ROMCS1 |
| 587 | * ROMCS2 |
| 588 | */ |
| 589 | #define CONFIG_SYS_SC520_SF1_PAR 0xaa3fd000 |
| 590 | #define CONFIG_SYS_SC520_SF2_PAR 0xca3fd100 |
| 591 | |
| 592 | /*----------------------------------------------------------------------- |
| 593 | * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0 |
| 594 | * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3 |
| 595 | * |
| 596 | * 010 000 1 00000001111 01100100000000 }- 0x4203d900 |
| 597 | * 010 011 1 00000001111 01100100010000 }- 0x4e03d910 |
| 598 | * \ / \ / | \----+----/ \-----+------/ |
| 599 | * | | | | +---------- Start at 0x19000000 |
| 600 | * | | | | 0x19100000 |
| 601 | * | | | +----------------------- 1MB Region Size |
| 602 | * | | | ((15 + 1) * 64kB) |
| 603 | * | | +------------------------------ 64kB Page Size |
| 604 | * | +--------------------------------- GPCS0 |
| 605 | * | GPCS3 |
| 606 | * +------------------------------------- GP Bus Memory |
| 607 | */ |
| 608 | #define CONFIG_SYS_SC520_SRAM1_PAR 0x4203d900 |
| 609 | #define CONFIG_SYS_SC520_SRAM2_PAR 0x4e03d910 |
| 610 | |
| 611 | /*----------------------------------------------------------------------- |
| 612 | * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4 |
| 613 | * |
| 614 | * 010 100 0 00000000 11000000100000000 }- 0x50018100 |
| 615 | * \ / \ / | \---+--/ \-------+-------/ |
| 616 | * | | | | +----------- Start at 0x18100000 |
| 617 | * | | | +------------------------ 4kB Region Size |
| 618 | * | | | ((0 + 1) * 4kB) |
| 619 | * | | +------------------------------ 4kB Page Size |
| 620 | * | +--------------------------------- GPCS4 |
| 621 | * +------------------------------------- GP Bus Memory |
| 622 | */ |
| 623 | #define CONFIG_SYS_SC520_DPRAM_PAR 0x50018100 |
| 624 | |
Graeme Russ | e56d397 | 2008-12-07 10:28:57 +1100 | [diff] [blame] | 625 | #endif /* __CONFIG_H */ |