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Graeme Russc620c012008-12-07 10:28:57 +11001/*
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 Russbf165002010-04-24 00:05:47 +100024#include <asm/ibmpc.h>
Graeme Russc620c012008-12-07 10:28:57 +110025/*
26 * board/config.h - configuration options, board specific
27 */
28
29#ifndef __CONFIG_H
30#define __CONFIG_H
31
32/*
Graeme Russc620c012008-12-07 10:28:57 +110033 * High Level Configuration Options
34 * (easy to change)
35 */
Graeme Russcfbe8612011-02-12 15:11:48 +110036#define CONFIG_X86
37#define CONFIG_SYS_SC520
Graeme Russ6d83e3a2009-02-24 21:12:20 +110038#define CONFIG_SYS_SC520_SSI
Graeme Russcfbe8612011-02-12 15:11:48 +110039#define CONFIG_SHOW_BOOT_PROGRESS
40#define CONFIG_LAST_STAGE_INIT
Graeme Russc620c012008-12-07 10:28:57 +110041
Graeme Russcfbe8612011-02-12 15:11:48 +110042/*-----------------------------------------------------------------------
43 * Watchdog Configuration
44 * NOTE: If CONFIG_HW_WATCHDOG is NOT defined, the watchdog jumper on the
Graeme Russc620c012008-12-07 10:28:57 +110045 * bottom (processor) board MUST be removed!
46 */
47#undef CONFIG_WATCHDOG
Graeme Russ880c59e2010-04-24 00:05:58 +100048#define CONFIG_HW_WATCHDOG
Graeme Russc620c012008-12-07 10:28:57 +110049
Graeme Russcfbe8612011-02-12 15:11:48 +110050/*-----------------------------------------------------------------------
51 * Real Time Clock Configuration
52 */
53#define CONFIG_RTC_MC146818
54#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0
55
56/*-----------------------------------------------------------------------
57 * Serial Configuration
58 */
Graeme Russbf165002010-04-24 00:05:47 +100059#define CONFIG_SERIAL_MULTI
Graeme Russcfbe8612011-02-12 15:11:48 +110060#define CONFIG_CONS_INDEX 1
Graeme Russbf165002010-04-24 00:05:47 +100061#define CONFIG_SYS_NS16550
62#define CONFIG_SYS_NS16550_SERIAL
Graeme Russcfbe8612011-02-12 15:11:48 +110063#define CONFIG_SYS_NS16550_REG_SIZE 1
64#define CONFIG_SYS_NS16550_CLK 1843200
65#define CONFIG_BAUDRATE 9600
66#define CONFIG_SYS_BAUDRATE_TABLE {300, 600, 1200, 2400, 4800, \
67 9600, 19200, 38400, 115200}
68#define CONFIG_SYS_NS16550_COM1 UART0_BASE
69#define CONFIG_SYS_NS16550_COM2 UART1_BASE
70#define CONFIG_SYS_NS16550_COM3 (0x1000 + UART0_BASE)
71#define CONFIG_SYS_NS16550_COM4 (0x1000 + UART1_BASE)
Graeme Russbf165002010-04-24 00:05:47 +100072#define CONFIG_SYS_NS16550_PORT_MAPPED
73
Graeme Russcfbe8612011-02-12 15:11:48 +110074/*-----------------------------------------------------------------------
75 * Video Configuration
Graeme Russc620c012008-12-07 10:28:57 +110076 */
Graeme Russcfbe8612011-02-12 15:11:48 +110077#undef CONFIG_VIDEO
78#undef CONFIG_CFB_CONSOLE
Graeme Russc620c012008-12-07 10:28:57 +110079
Graeme Russc620c012008-12-07 10:28:57 +110080/*-----------------------------------------------------------------------
81 * Command line configuration.
82 */
83#include <config_cmd_default.h>
84
Graeme Russcfbe8612011-02-12 15:11:48 +110085#define CONFIG_CMD_BDI
86#define CONFIG_CMD_BOOTD
87#define CONFIG_CMD_CONSOLE
Graeme Russ21831002011-02-12 15:11:43 +110088#define CONFIG_CMD_DATE
Graeme Russcfbe8612011-02-12 15:11:48 +110089#define CONFIG_CMD_ECHO
90#define CONFIG_CMD_FLASH
91#define CONFIG_CMD_FPGA
92#define CONFIG_CMD_IMI
93#define CONFIG_CMD_IMLS
94#define CONFIG_CMD_IRQ
95#define CONFIG_CMD_ITEST
96#define CONFIG_CMD_LOADB
97#define CONFIG_CMD_LOADS
98#define CONFIG_CMD_MEMORY
99#define CONFIG_CMD_MISC
100#define CONFIG_CMD_NET
101#undef CONFIG_CMD_NFS
102#define CONFIG_CMD_PCI
103#define CONFIG_CMD_PING
104#define CONFIG_CMD_RUN
105#define CONFIG_CMD_SAVEENV
106#define CONFIG_CMD_SETGETDCR
107#define CONFIG_CMD_SOURCE
108#define CONFIG_CMD_XIMG
Graeme Russc620c012008-12-07 10:28:57 +1100109
Graeme Russcfbe8612011-02-12 15:11:48 +1100110#define CONFIG_BOOTDELAY 15
111#define CONFIG_BOOTARGS "root=/dev/mtdblock0 console=ttyS0,9600"
Graeme Russc620c012008-12-07 10:28:57 +1100112
113#if defined(CONFIG_CMD_KGDB)
Graeme Russcfbe8612011-02-12 15:11:48 +1100114#define CONFIG_KGDB_BAUDRATE 115200
115#define CONFIG_KGDB_SER_INDEX 2
Graeme Russc620c012008-12-07 10:28:57 +1100116#endif
117
118/*
119 * Miscellaneous configurable options
120 */
Graeme Russcfbe8612011-02-12 15:11:48 +1100121#define CONFIG_SYS_LONGHELP
122#define CONFIG_SYS_PROMPT "boot > "
123#define CONFIG_SYS_CBSIZE 256
124#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
125 sizeof(CONFIG_SYS_PROMPT) + \
126 16)
127#define CONFIG_SYS_MAXARGS 16
128#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
Graeme Russc620c012008-12-07 10:28:57 +1100129
Graeme Russcfbe8612011-02-12 15:11:48 +1100130#define CONFIG_SYS_MEMTEST_START 0x00100000
131#define CONFIG_SYS_MEMTEST_END 0x01000000
132#define CONFIG_SYS_LOAD_ADDR 0x100000
133#define CONFIG_SYS_HZ 1000
Graeme Russc620c012008-12-07 10:28:57 +1100134
Graeme Russc620c012008-12-07 10:28:57 +1100135/*-----------------------------------------------------------------------
136 * SDRAM Configuration
137 */
Graeme Russcfbe8612011-02-12 15:11:48 +1100138#define CONFIG_SYS_SDRAM_DRCTMCTL 0x18
139#define CONFIG_NR_DRAM_BANKS 4
Graeme Russc620c012008-12-07 10:28:57 +1100140
141/* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/
142#undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY
143#undef CONFIG_SYS_SDRAM_REFRESH_RATE
144#undef CONFIG_SYS_SDRAM_RAS_CAS_DELAY
145#undef CONFIG_SYS_SDRAM_CAS_LATENCY_2T
146#undef CONFIG_SYS_SDRAM_CAS_LATENCY_3T
147
148/*-----------------------------------------------------------------------
149 * CPU Features
150 */
Graeme Russcfbe8612011-02-12 15:11:48 +1100151#define CONFIG_SYS_SC520_HIGH_SPEED 0
152#define CONFIG_SYS_SC520_RESET
153#define CONFIG_SYS_SC520_TIMER
154#undef CONFIG_SYS_GENERIC_TIMER
Graeme Russabf0cd32009-02-24 21:13:40 +1100155#define CONFIG_SYS_PCAT_INTERRUPTS
Graeme Russcfbe8612011-02-12 15:11:48 +1100156#define CONFIG_SYS_NUM_IRQS 16
Graeme Russc620c012008-12-07 10:28:57 +1100157
158/*-----------------------------------------------------------------------
Graeme Russcfbe8612011-02-12 15:11:48 +1100159 * Memory organization:
160 * 32kB Stack
161 * 256kB Monitor
Graeme Russc620c012008-12-07 10:28:57 +1100162 */
Graeme Russcfbe8612011-02-12 15:11:48 +1100163#define CONFIG_SYS_STACK_SIZE 0x8000
164#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
165#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
166#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024)
Graeme Russ2e2613d2011-02-12 15:11:50 +1100167/* Address of temporary Global Data */
168#define CONFIG_SYS_INIT_GD_ADDR 0x19040000
169
Graeme Russc620c012008-12-07 10:28:57 +1100170
171/* allow to overwrite serial and ethaddr */
172#define CONFIG_ENV_OVERWRITE
173
Graeme Russcfbe8612011-02-12 15:11:48 +1100174/*-----------------------------------------------------------------------
175 * FLASH configuration
176 * 512kB Boot Flash @ 0x38000000 (Monitor @ 38040000)
177 * 16MB StrataFlash #1 @ 0x10000000
178 * 16MB StrataFlash #2 @ 0x11000000
179 */
180#define CONFIG_FLASH_CFI_DRIVER
Graeme Russc620c012008-12-07 10:28:57 +1100181#define CONFIG_FLASH_CFI_LEGACY
Graeme Russcfbe8612011-02-12 15:11:48 +1100182#define CONFIG_SYS_FLASH_CFI
183#define CONFIG_SYS_MAX_FLASH_BANKS 3
184#define CONFIG_SYS_FLASH_BASE 0x38000000
185#define CONFIG_SYS_FLASH_BASE_1 0x10000000
186#define CONFIG_SYS_FLASH_BASE_2 0x11000000
187#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \
188 CONFIG_SYS_FLASH_BASE_1, \
189 CONFIG_SYS_FLASH_BASE_2}
Graeme Russc620c012008-12-07 10:28:57 +1100190#define CONFIG_SYS_FLASH_EMPTY_INFO
Graeme Russ6fd445c2010-04-24 00:05:51 +1000191#undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE
Graeme Russcfbe8612011-02-12 15:11:48 +1100192#define CONFIG_SYS_MAX_FLASH_SECT 128
193#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT
Graeme Russc620c012008-12-07 10:28:57 +1100194#define CONFIG_SYS_FLASH_LEGACY_512Kx8
Graeme Russcfbe8612011-02-12 15:11:48 +1100195#define CONFIG_SYS_FLASH_ERASE_TOUT 2000 /* ms */
196#define CONFIG_SYS_FLASH_WRITE_TOUT 2000 /* ms */
197/*-----------------------------------------------------------------------
198 * Environment configuration
199 */
200#define CONFIG_ENV_IS_IN_FLASH
201#define CONFIG_ENV_SECT_SIZE 0x20000
202#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE
203#define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE_1
Graeme Russf3a8d6b2009-08-23 12:59:48 +1000204/* Redundant Copy */
Graeme Russcfbe8612011-02-12 15:11:48 +1100205#define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE_1 + \
206 CONFIG_ENV_SECT_SIZE)
207#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SECT_SIZE
Graeme Russc620c012008-12-07 10:28:57 +1100208
Graeme Russcfbe8612011-02-12 15:11:48 +1100209/*-----------------------------------------------------------------------
210 * PCI configuration
211 */
212#define CONFIG_PCI
213#define CONFIG_PCI_PNP
214#define CONFIG_SYS_FIRST_PCI_IRQ 10
215#define CONFIG_SYS_SECOND_PCI_IRQ 9
216#define CONFIG_SYS_THIRD_PCI_IRQ 11
217#define CONFIG_SYS_FORTH_PCI_IRQ 15
Graeme Russc620c012008-12-07 10:28:57 +1100218
Graeme Russcfbe8612011-02-12 15:11:48 +1100219/*-----------------------------------------------------------------------
Graeme Russ8fd80562010-04-24 00:05:55 +1000220 * Network device (TRL8100B) support
221 */
222#define CONFIG_NET_MULTI
223#define CONFIG_RTL8139
224
Graeme Russc620c012008-12-07 10:28:57 +1100225/*-----------------------------------------------------------------------
Graeme Russ420c7c02011-02-12 15:11:45 +1100226 * BOOTCS Control (for AM29LV040B-120JC)
227 *
228 * 000 0 00 0 000 11 0 011 }- 0x0033
229 * \ / | \| | \ / \| | \ /
230 * | | | | | | | |
231 * | | | | | | | +---- 3 Wait States (First Access)
232 * | | | | | | +------- Reserved
233 * | | | | | +--------- 3 Wait States (Subsequent Access)
234 * | | | | +------------- Reserved
235 * | | | +---------------- Non-Paged Mode
236 * | | +------------------ 8 Bit Wide
237 * | +--------------------- GP Bus
238 * +------------------------ Reserved
239 */
240#define CONFIG_SYS_SC520_BOOTCS_CTRL 0x0033
241
242/*-----------------------------------------------------------------------
243 * ROMCS Control (for E28F128J3A-150 StrataFlash)
244 *
245 * 000 0 01 1 000 01 0 101 }- 0x0615
246 * \ / | \| | \ / \| | \ /
247 * | | | | | | | |
248 * | | | | | | | +---- 5 Wait States (First Access)
249 * | | | | | | +------- Reserved
250 * | | | | | +--------- 1 Wait State (Subsequent Access)
251 * | | | | +------------- Reserved
252 * | | | +---------------- Paged Mode
253 * | | +------------------ 16 Bit Wide
254 * | +--------------------- GP Bus
255 * +------------------------ Reserved
256 */
257#define CONFIG_SYS_SC520_ROMCS1_CTRL 0x0615
258#define CONFIG_SYS_SC520_ROMCS2_CTRL 0x0615
259
260/*-----------------------------------------------------------------------
261 * SC520 General Purpose Bus configuration
262 *
263 * Chip Select Offset 1 Clock Cycle
264 * Chip Select Pulse Width 8 Clock Cycles
265 * Chip Select Read Offset 2 Clock Cycles
266 * Chip Select Read Width 6 Clock Cycles
267 * Chip Select Write Offset 2 Clock Cycles
268 * Chip Select Write Width 6 Clock Cycles
269 * Chip Select Recovery Time 2 Clock Cycles
270 *
271 * Timing Diagram (from SC520 Register Set Manual - Order #22005B)
272 *
273 * |<-------------General Purpose Bus Cycle---------------->|
274 * | |
275 * ----------------------\__________________/------------------
276 * |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> |
277 *
278 * ------------------------\_______________/-------------------
279 * |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->|
280 *
281 * --------------------------\_______________/-----------------
282 * |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->|
283 *
284 * ________/-----------\_______________________________________
285 * |<--->|<--------->|
286 * ^ ^
287 * (GPALEOFF + 1) |
288 * |
289 * (GPALEW + 1)
290 */
291#define CONFIG_SYS_SC520_GPCSOFF 0x00
292#define CONFIG_SYS_SC520_GPCSPW 0x07
293#define CONFIG_SYS_SC520_GPRDOFF 0x01
294#define CONFIG_SYS_SC520_GPRDW 0x05
295#define CONFIG_SYS_SC520_GPWROFF 0x01
296#define CONFIG_SYS_SC520_GPWRW 0x05
297#define CONFIG_SYS_SC520_GPCSRT 0x01
298
299/*-----------------------------------------------------------------------
300 * SC520 Programmable I/O configuration
301 *
302 * Pin Mode Dir. Description
303 * ----------------------------------------------------------------------
304 * PIO0 PIO Output Unused
305 * PIO1 GPBHE# Output GP Bus Byte High Enable (active low)
306 * PIO2 PIO Output Auxiliary power output enable
307 * PIO3 GPAEN Output GP Bus Address Enable
308 * PIO4 PIO Output Top Board Enable (active low)
309 * PIO5 PIO Output StrataFlash 16 bit mode (low = 8 bit mode)
310 * PIO6 PIO Input Data output of Power Supply ADC
311 * PIO7 PIO Output Clock input to Power Supply ADC
312 * PIO8 PIO Output Chip Select input of Power Supply ADC
313 * PIO9 PIO Output StrataFlash 1 Reset / Power Down (active low)
314 * PIO10 PIO Output StrataFlash 2 Reset / Power Down (active low)
315 * PIO11 PIO Input StrataFlash 1 Status
316 * PIO12 PIO Input StrataFlash 2 Status
317 * PIO13 GPIRQ10# Input Can Bus / I2C IRQ (active low)
318 * PIO14 PIO Input Low Input Voltage Warning (active low)
319 * PIO15 PIO Output Watchdog (must toggle at least every 1.6s)
320 * PIO16 PIO Input Power Fail
321 * PIO17 GPIRQ6 Input Compact Flash 1 IRQ (active low)
322 * PIO18 GPIRQ5 Input Compact Flash 2 IRQ (active low)
323 * PIO19 GPIRQ4# Input Dual-Port RAM IRQ (active low)
324 * PIO20 GPIRQ3 Input UART D IRQ
325 * PIO21 GPIRQ2 Input UART C IRQ
326 * PIO22 GPIRQ1 Input UART B IRQ
327 * PIO23 GPIRQ0 Input UART A IRQ
328 * PIO24 GPDBUFOE# Output GP Bus Data Bus Buffer Output Enable
329 * PIO25 PIO Input Battery OK Indication
330 * PIO26 GPMEMCS16# Input GP Bus Memory Chip-Select 16-bit access
331 * PIO27 GPCS0# Output SRAM 1 Chip Select
332 * PIO28 PIO Input Top Board UART CTS
333 * PIO29 PIO Output FPGA Program Mode (active low)
334 * PIO30 PIO Input FPGA Initialised (active low)
335 * PIO31 PIO Input FPGA Done (active low)
336 */
337#define CONFIG_SYS_SC520_PIOPFS15_0 0x200a
338#define CONFIG_SYS_SC520_PIOPFS31_16 0x0dfe
339#define CONFIG_SYS_SC520_PIODIR15_0 0x87bf
340#define CONFIG_SYS_SC520_PIODIR31_16 0x2900
341
342/*-----------------------------------------------------------------------
343 * PIO Pin defines
344 */
345#define CONFIG_SYS_ENET_AUX_PWR 0x0004
346#define CONFIG_SYS_ENET_TOP_BRD_PWR 0x0010
347#define CONFIG_SYS_ENET_SF_WIDTH 0x0020
348#define CONFIG_SYS_ENET_PWR_ADC_DATA 0x0040
349#define CONFIG_SYS_ENET_PWR_ADC_CLK 0x0080
350#define CONFIG_SYS_ENET_PWR_ADC_CS 0x0100
351#define CONFIG_SYS_ENET_SF1_MODE 0x0200
352#define CONFIG_SYS_ENET_SF2_MODE 0x0400
353#define CONFIG_SYS_ENET_SF1_STATUS 0x0800
354#define CONFIG_SYS_ENET_SF2_STATUS 0x1000
355#define CONFIG_SYS_ENET_PWR_STATUS 0x4000
356#define CONFIG_SYS_ENET_WATCHDOG 0x8000
357
358#define CONFIG_SYS_ENET_PWR_FAIL 0x0001
359#define CONFIG_SYS_ENET_BAT_OK 0x0200
360#define CONFIG_SYS_ENET_TOP_BRD_CTS 0x1000
361#define CONFIG_SYS_ENET_FPGA_PROG 0x2000
362#define CONFIG_SYS_ENET_FPGA_INIT 0x4000
363#define CONFIG_SYS_ENET_FPGA_DONE 0x8000
364
365/*-----------------------------------------------------------------------
366 * Chip Select Pin Function Select
367 *
368 * 1 1 1 1 1 0 0 0 }- 0xf8
369 * | | | | | | | |
370 * | | | | | | | +--- Reserved
371 * | | | | | | +----- GPCS1_SEL = ROMCS1#
372 * | | | | | +------- GPCS2_SEL = ROMCS2#
373 * | | | | +--------- GPCS3_SEL = GPCS3
374 * | | | +----------- GPCS4_SEL = GPCS4
375 * | | +------------- GPCS5_SEL = GPCS5
376 * | +--------------- GPCS6_SEL = GPCS6
377 * +----------------- GPCS7_SEL = GPCS7
378 */
379#define CONFIG_SYS_SC520_CSPFS 0xf8
380
381/*-----------------------------------------------------------------------
382 * Clock Select (CLKTIMER[CLKTEST] pin)
383 *
384 * 0 111 00 1 0 }- 0x72
385 * | \ / \| | |
386 * | | | | +--- Pin Disabled
387 * | | | +----- Pin is an output
388 * | | +------- Reserved
389 * | +----------- Disabled (pin stays Low)
390 * +-------------- Reserved
391 */
392#define CONFIG_SYS_SC520_CLKSEL 0x72
393
394/*-----------------------------------------------------------------------
395 * Address Decode Control
396 *
397 * 0 00 0 0 0 0 0 }- 0x00
398 * | \| | | | | |
399 * | | | | | | +--- Integrated UART 1 is enabled
400 * | | | | | +----- Integrated UART 2 is enabled
401 * | | | | +------- Integrated RTC is enabled
402 * | | | +--------- Reserved
403 * | | +----------- I/O Hole accesses are forwarded to the external GP bus
404 * | +------------- Reserved
405 * +---------------- Write-protect violations do not generate an IRQ
406 */
407#define CONFIG_SYS_SC520_ADDDECCTL 0x00
408
409/*-----------------------------------------------------------------------
410 * UART Control
411 *
412 * 00000 1 1 1 }- 0x07
413 * \___/ | | |
414 * | | | +--- Transmit TC interrupt enable
415 * | | +----- Receive TC interrupt enable
416 * | +------- 1.8432 MHz
417 * +----------- Reserved
418 */
419#define CONFIG_SYS_SC520_UART1CTL 0x07
420#define CONFIG_SYS_SC520_UART2CTL 0x07
421
422/*-----------------------------------------------------------------------
423 * System Arbiter Control
424 *
425 * 00000 1 1 0 }- 0x06
426 * \___/ | | |
427 * | | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt
428 * | | +----- The system arbiter operates in concurrent mode
429 * | +------- Park the PCI bus on the last master that acquired the bus
430 * +----------- Reserved
431 */
432#define CONFIG_SYS_SC520_SYSARBCTL 0x06
433
434/*-----------------------------------------------------------------------
435 * System Arbiter Master Enable
436 *
437 * 00000000000 0 0 0 1 1 }- 0x06
438 * \_________/ | | | | |
439 * | | | | | +--- PCI master REQ0 enabled (Ethernet 1)
440 * | | | | +----- PCI master REQ1 enabled (Ethernet 2)
441 * | | | +------- PCI master REQ2 disabled
442 * | | +--------- PCI master REQ3 disabled
443 * | +----------- PCI master REQ4 disabled
444 * +------------------ Reserved
445 */
446#define CONFIG_SYS_SC520_SYSARBMENB 0x0003
447
448/*-----------------------------------------------------------------------
449 * System Arbiter Master Enable
450 *
451 * 0 0000 0 00 0000 1 000 }- 0x06
452 * | \__/ | \| \__/ | \_/
453 * | | | | | | +---- Reserved
454 * | | | | | +------- Enable CPU-to-PCI bus write posting
455 * | | | | +---------- Reserved
456 * | | | +-------------- PCI bus reads to SDRAM are not automatically
457 * | | | retried
458 * | | +----------------- Target read FIFOs are not snooped during write
459 * | | transactions
460 * | +-------------------- Reserved
461 * +------------------------ Deassert the PCI bus reset signal
462 */
463#define CONFIG_SYS_SC520_HBCTL 0x08
464
465/*-----------------------------------------------------------------------
466 * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS
467 * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800
468 * \ / | | | | \----+----/ \-----+------/
469 * | | | | | | +---------- Start at 0x38000000
470 * | | | | | +----------------------- 512kB Region Size
471 * | | | | | ((7 + 1) * 64kB)
472 * | | | | +------------------------------ 64kB Page Size
473 * | | | +-------------------------------- Writes Enabled (So it can be
474 * | | | reprogrammed!)
475 * | | +---------------------------------- Caching Disabled
476 * | +------------------------------------ Execution Enabled
477 * +--------------------------------------- BOOTCS
478 */
479#define CONFIG_SYS_SC520_BOOTCS_PAR 0x8a01f800
480
481/*-----------------------------------------------------------------------
482 * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6
483 *
484 * 001 110 0 000100000 0001000000000000 }- 0x38201000
485 * \ / \ / | \---+---/ \------+-------/
486 * | | | | +----------- Start at 0x00001000
487 * | | | +------------------------ 33 Bytes (0x20 + 1)
488 * | | +------------------------------ Ignored
489 * | +--------------------------------- GPCS6
490 * +------------------------------------- GP Bus I/O
491 */
492#define CONFIG_SYS_SC520_LLIO_PAR 0x38201000
493
494/*-----------------------------------------------------------------------
495 * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5
496 * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7
497 *
498 * 010 101 0 0000000 100000000000000000 }- 0x54020000
499 * 010 111 0 0000000 100000000000000001 }- 0x5c020001
500 * \ / \ / | \--+--/ \-------+--------/
501 * | | | | +------------ Start at 0x200000000
502 * | | | | 0x200010000
503 * | | | +------------------------- 4kB Region Size
504 * | | | ((0 + 1) * 4kB)
505 * | | +------------------------------ 4k Page Size
506 * | +--------------------------------- GPCS5
507 * | GPCS7
508 * +------------------------------------- GP Bus Memory
509 */
510#define CONFIG_SYS_SC520_CF1_PAR 0x54020000
511#define CONFIG_SYS_SC520_CF2_PAR 0x5c020001
512
513/*-----------------------------------------------------------------------
514 * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0
515 * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3
516 * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4
517 * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5
518 *
519 * 001 000 0 000000111 0001001111111000 }- 0x200713f8
520 * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8
521 * 001 011 0 000000111 0001001011111000 }- 0x300711f8
522 * 001 011 0 000000111 0001001011111000 }- 0x340710f8
523 * \ / \ / | \---+---/ \------+-------/
524 * | | | | +----------- Start at 0x013f8
525 * | | | | 0x012f8
526 * | | | | 0x011f8
527 * | | | | 0x010f8
528 * | | | +------------------------ 33 Bytes (32 + 1)
529 * | | +------------------------------ Ignored
530 * | +--------------------------------- GPCS6
531 * +------------------------------------- GP Bus I/O
532 */
533#define CONFIG_SYS_SC520_UARTA_PAR 0x200713f8
534#define CONFIG_SYS_SC520_UARTB_PAR 0x2c0712f8
535#define CONFIG_SYS_SC520_UARTC_PAR 0x300711f8
536#define CONFIG_SYS_SC520_UARTD_PAR 0x340710f8
537
538/*-----------------------------------------------------------------------
539 * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1
540 * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2
541 *
542 * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000
543 * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100
544 * \ / | | | | \----+----/ \-----+------/
545 * | | | | | | +---------- Start at 0x10000000
546 * | | | | | | 0x11000000
547 * | | | | | +----------------------- 16MB Region Size
548 * | | | | | ((255 + 1) * 64kB)
549 * | | | | +------------------------------ 64kB Page Size
550 * | | | +-------------------------------- Writes Enabled
551 * | | +---------------------------------- Caching Disabled
552 * | +------------------------------------ Execution Enabled
553 * +--------------------------------------- ROMCS1
554 * ROMCS2
555 */
556#define CONFIG_SYS_SC520_SF1_PAR 0xaa3fd000
557#define CONFIG_SYS_SC520_SF2_PAR 0xca3fd100
558
559/*-----------------------------------------------------------------------
560 * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0
561 * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3
562 *
563 * 010 000 1 00000001111 01100100000000 }- 0x4203d900
564 * 010 011 1 00000001111 01100100010000 }- 0x4e03d910
565 * \ / \ / | \----+----/ \-----+------/
566 * | | | | +---------- Start at 0x19000000
567 * | | | | 0x19100000
568 * | | | +----------------------- 1MB Region Size
569 * | | | ((15 + 1) * 64kB)
570 * | | +------------------------------ 64kB Page Size
571 * | +--------------------------------- GPCS0
572 * | GPCS3
573 * +------------------------------------- GP Bus Memory
574 */
575#define CONFIG_SYS_SC520_SRAM1_PAR 0x4203d900
576#define CONFIG_SYS_SC520_SRAM2_PAR 0x4e03d910
577
578/*-----------------------------------------------------------------------
579 * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4
580 *
581 * 010 100 0 00000000 11000000100000000 }- 0x50018100
582 * \ / \ / | \---+--/ \-------+-------/
583 * | | | | +----------- Start at 0x18100000
584 * | | | +------------------------ 4kB Region Size
585 * | | | ((0 + 1) * 4kB)
586 * | | +------------------------------ 4kB Page Size
587 * | +--------------------------------- GPCS4
588 * +------------------------------------- GP Bus Memory
589 */
590#define CONFIG_SYS_SC520_DPRAM_PAR 0x50018100
591
Graeme Russc620c012008-12-07 10:28:57 +1100592#endif /* __CONFIG_H */