blob: f3ef7d2f92af626a5aa0f8c3e4d5ee39eaff679c [file] [log] [blame]
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
Graeme Russ96cd6642011-02-12 15:11:54 +1100139#define CONFIG_SYS_SDRAM_REFRESH_RATE 156
Graeme Russcfbe8612011-02-12 15:11:48 +1100140#define CONFIG_NR_DRAM_BANKS 4
Graeme Russc620c012008-12-07 10:28:57 +1100141
142/* CONFIG_SYS_SDRAM_DRCTMCTL Overrides the following*/
143#undef CONFIG_SYS_SDRAM_PRECHARGE_DELAY
Graeme Russc620c012008-12-07 10:28:57 +1100144#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
Graeme Russec8016c2011-04-13 19:43:24 +1000161 * 16kB Cache-As-RAM @ 0x19200000
Graeme Russcfbe8612011-02-12 15:11:48 +1100162 * 256kB Monitor
Graeme Russec8016c2011-04-13 19:43:24 +1000163 * (128kB + Environment Sector Size) malloc pool
Graeme Russc620c012008-12-07 10:28:57 +1100164 */
Graeme Russec8016c2011-04-13 19:43:24 +1000165#define CONFIG_SYS_STACK_SIZE (32 * 1024)
Graeme Russed4cba72011-02-12 15:11:52 +1100166#define CONFIG_SYS_CAR_ADDR 0x19200000
Graeme Russec8016c2011-04-13 19:43:24 +1000167#define CONFIG_SYS_CAR_SIZE (16 * 1024)
Graeme Russed4cba72011-02-12 15:11:52 +1100168#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_CAR_ADDR + \
169 CONFIG_SYS_CAR_SIZE)
Graeme Russcfbe8612011-02-12 15:11:48 +1100170#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
171#define CONFIG_SYS_MONITOR_LEN (256 * 1024)
Graeme Russec8016c2011-04-13 19:43:24 +1000172#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SECT_SIZE + \
173 128*1024)
Graeme Russ2e2613d2011-02-12 15:11:50 +1100174/* Address of temporary Global Data */
Graeme Russ8b1a7142011-02-12 15:12:14 +1100175#define CONFIG_SYS_INIT_GD_ADDR CONFIG_SYS_CAR_ADDR
Graeme Russ2e2613d2011-02-12 15:11:50 +1100176
Graeme Russc620c012008-12-07 10:28:57 +1100177
178/* allow to overwrite serial and ethaddr */
179#define CONFIG_ENV_OVERWRITE
180
Graeme Russcfbe8612011-02-12 15:11:48 +1100181/*-----------------------------------------------------------------------
182 * FLASH configuration
183 * 512kB Boot Flash @ 0x38000000 (Monitor @ 38040000)
184 * 16MB StrataFlash #1 @ 0x10000000
185 * 16MB StrataFlash #2 @ 0x11000000
186 */
187#define CONFIG_FLASH_CFI_DRIVER
Graeme Russc620c012008-12-07 10:28:57 +1100188#define CONFIG_FLASH_CFI_LEGACY
Graeme Russcfbe8612011-02-12 15:11:48 +1100189#define CONFIG_SYS_FLASH_CFI
190#define CONFIG_SYS_MAX_FLASH_BANKS 3
191#define CONFIG_SYS_FLASH_BASE 0x38000000
192#define CONFIG_SYS_FLASH_BASE_1 0x10000000
193#define CONFIG_SYS_FLASH_BASE_2 0x11000000
194#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \
195 CONFIG_SYS_FLASH_BASE_1, \
196 CONFIG_SYS_FLASH_BASE_2}
Graeme Russc620c012008-12-07 10:28:57 +1100197#define CONFIG_SYS_FLASH_EMPTY_INFO
Graeme Russ6fd445c2010-04-24 00:05:51 +1000198#undef CONFIG_SYS_FLASH_USE_BUFFER_WRITE
Graeme Russcfbe8612011-02-12 15:11:48 +1100199#define CONFIG_SYS_MAX_FLASH_SECT 128
200#define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_8BIT
Graeme Russc620c012008-12-07 10:28:57 +1100201#define CONFIG_SYS_FLASH_LEGACY_512Kx8
Graeme Russcfbe8612011-02-12 15:11:48 +1100202#define CONFIG_SYS_FLASH_ERASE_TOUT 2000 /* ms */
203#define CONFIG_SYS_FLASH_WRITE_TOUT 2000 /* ms */
Graeme Russec8016c2011-04-13 19:43:24 +1000204
Graeme Russcfbe8612011-02-12 15:11:48 +1100205/*-----------------------------------------------------------------------
206 * Environment configuration
Graeme Russec8016c2011-04-13 19:43:24 +1000207 * - Boot flash is 512kB with 64kB sectors
208 * - StrataFlash is 32MB with 128kB sectors
209 * - Redundant embedded environment is 25% of the Boot flash
210 * - Redundant StrataFlash environment is <1% of the StrataFlash
211 * - Environment is therefore located in StrataFlash
212 * - Primary copy is located in first sector of first flash
213 * - Redundant copy is located in second sector of first flash
214 * - Stack is only 32kB, so environment size is limited to 4kB
Graeme Russcfbe8612011-02-12 15:11:48 +1100215 */
216#define CONFIG_ENV_IS_IN_FLASH
217#define CONFIG_ENV_SECT_SIZE 0x20000
Graeme Russec8016c2011-04-13 19:43:24 +1000218#define CONFIG_ENV_SIZE 0x01000
Graeme Russcfbe8612011-02-12 15:11:48 +1100219#define CONFIG_ENV_ADDR CONFIG_SYS_FLASH_BASE_1
Graeme Russcfbe8612011-02-12 15:11:48 +1100220#define CONFIG_ENV_ADDR_REDUND (CONFIG_SYS_FLASH_BASE_1 + \
221 CONFIG_ENV_SECT_SIZE)
Graeme Russec8016c2011-04-13 19:43:24 +1000222#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
Graeme Russc620c012008-12-07 10:28:57 +1100223
Graeme Russcfbe8612011-02-12 15:11:48 +1100224/*-----------------------------------------------------------------------
225 * PCI configuration
226 */
227#define CONFIG_PCI
228#define CONFIG_PCI_PNP
229#define CONFIG_SYS_FIRST_PCI_IRQ 10
230#define CONFIG_SYS_SECOND_PCI_IRQ 9
231#define CONFIG_SYS_THIRD_PCI_IRQ 11
232#define CONFIG_SYS_FORTH_PCI_IRQ 15
Graeme Russc620c012008-12-07 10:28:57 +1100233
Graeme Russcfbe8612011-02-12 15:11:48 +1100234/*-----------------------------------------------------------------------
Graeme Russ8fd80562010-04-24 00:05:55 +1000235 * Network device (TRL8100B) support
236 */
237#define CONFIG_NET_MULTI
238#define CONFIG_RTL8139
239
Graeme Russc620c012008-12-07 10:28:57 +1100240/*-----------------------------------------------------------------------
Graeme Russ420c7c02011-02-12 15:11:45 +1100241 * BOOTCS Control (for AM29LV040B-120JC)
242 *
243 * 000 0 00 0 000 11 0 011 }- 0x0033
244 * \ / | \| | \ / \| | \ /
245 * | | | | | | | |
246 * | | | | | | | +---- 3 Wait States (First Access)
247 * | | | | | | +------- Reserved
248 * | | | | | +--------- 3 Wait States (Subsequent Access)
249 * | | | | +------------- Reserved
250 * | | | +---------------- Non-Paged Mode
251 * | | +------------------ 8 Bit Wide
252 * | +--------------------- GP Bus
253 * +------------------------ Reserved
254 */
255#define CONFIG_SYS_SC520_BOOTCS_CTRL 0x0033
256
257/*-----------------------------------------------------------------------
258 * ROMCS Control (for E28F128J3A-150 StrataFlash)
259 *
260 * 000 0 01 1 000 01 0 101 }- 0x0615
261 * \ / | \| | \ / \| | \ /
262 * | | | | | | | |
263 * | | | | | | | +---- 5 Wait States (First Access)
264 * | | | | | | +------- Reserved
265 * | | | | | +--------- 1 Wait State (Subsequent Access)
266 * | | | | +------------- Reserved
267 * | | | +---------------- Paged Mode
268 * | | +------------------ 16 Bit Wide
269 * | +--------------------- GP Bus
270 * +------------------------ Reserved
271 */
272#define CONFIG_SYS_SC520_ROMCS1_CTRL 0x0615
273#define CONFIG_SYS_SC520_ROMCS2_CTRL 0x0615
274
275/*-----------------------------------------------------------------------
276 * SC520 General Purpose Bus configuration
277 *
278 * Chip Select Offset 1 Clock Cycle
279 * Chip Select Pulse Width 8 Clock Cycles
280 * Chip Select Read Offset 2 Clock Cycles
281 * Chip Select Read Width 6 Clock Cycles
282 * Chip Select Write Offset 2 Clock Cycles
283 * Chip Select Write Width 6 Clock Cycles
284 * Chip Select Recovery Time 2 Clock Cycles
285 *
286 * Timing Diagram (from SC520 Register Set Manual - Order #22005B)
287 *
288 * |<-------------General Purpose Bus Cycle---------------->|
289 * | |
290 * ----------------------\__________________/------------------
291 * |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> |
292 *
293 * ------------------------\_______________/-------------------
294 * |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->|
295 *
296 * --------------------------\_______________/-----------------
297 * |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->|
298 *
299 * ________/-----------\_______________________________________
300 * |<--->|<--------->|
301 * ^ ^
302 * (GPALEOFF + 1) |
303 * |
304 * (GPALEW + 1)
305 */
306#define CONFIG_SYS_SC520_GPCSOFF 0x00
307#define CONFIG_SYS_SC520_GPCSPW 0x07
308#define CONFIG_SYS_SC520_GPRDOFF 0x01
309#define CONFIG_SYS_SC520_GPRDW 0x05
310#define CONFIG_SYS_SC520_GPWROFF 0x01
311#define CONFIG_SYS_SC520_GPWRW 0x05
312#define CONFIG_SYS_SC520_GPCSRT 0x01
313
314/*-----------------------------------------------------------------------
315 * SC520 Programmable I/O configuration
316 *
317 * Pin Mode Dir. Description
318 * ----------------------------------------------------------------------
319 * PIO0 PIO Output Unused
320 * PIO1 GPBHE# Output GP Bus Byte High Enable (active low)
321 * PIO2 PIO Output Auxiliary power output enable
322 * PIO3 GPAEN Output GP Bus Address Enable
323 * PIO4 PIO Output Top Board Enable (active low)
324 * PIO5 PIO Output StrataFlash 16 bit mode (low = 8 bit mode)
325 * PIO6 PIO Input Data output of Power Supply ADC
326 * PIO7 PIO Output Clock input to Power Supply ADC
327 * PIO8 PIO Output Chip Select input of Power Supply ADC
328 * PIO9 PIO Output StrataFlash 1 Reset / Power Down (active low)
329 * PIO10 PIO Output StrataFlash 2 Reset / Power Down (active low)
330 * PIO11 PIO Input StrataFlash 1 Status
331 * PIO12 PIO Input StrataFlash 2 Status
332 * PIO13 GPIRQ10# Input Can Bus / I2C IRQ (active low)
333 * PIO14 PIO Input Low Input Voltage Warning (active low)
334 * PIO15 PIO Output Watchdog (must toggle at least every 1.6s)
335 * PIO16 PIO Input Power Fail
336 * PIO17 GPIRQ6 Input Compact Flash 1 IRQ (active low)
337 * PIO18 GPIRQ5 Input Compact Flash 2 IRQ (active low)
338 * PIO19 GPIRQ4# Input Dual-Port RAM IRQ (active low)
339 * PIO20 GPIRQ3 Input UART D IRQ
340 * PIO21 GPIRQ2 Input UART C IRQ
341 * PIO22 GPIRQ1 Input UART B IRQ
342 * PIO23 GPIRQ0 Input UART A IRQ
343 * PIO24 GPDBUFOE# Output GP Bus Data Bus Buffer Output Enable
344 * PIO25 PIO Input Battery OK Indication
345 * PIO26 GPMEMCS16# Input GP Bus Memory Chip-Select 16-bit access
346 * PIO27 GPCS0# Output SRAM 1 Chip Select
347 * PIO28 PIO Input Top Board UART CTS
348 * PIO29 PIO Output FPGA Program Mode (active low)
349 * PIO30 PIO Input FPGA Initialised (active low)
350 * PIO31 PIO Input FPGA Done (active low)
351 */
352#define CONFIG_SYS_SC520_PIOPFS15_0 0x200a
353#define CONFIG_SYS_SC520_PIOPFS31_16 0x0dfe
354#define CONFIG_SYS_SC520_PIODIR15_0 0x87bf
355#define CONFIG_SYS_SC520_PIODIR31_16 0x2900
356
357/*-----------------------------------------------------------------------
358 * PIO Pin defines
359 */
360#define CONFIG_SYS_ENET_AUX_PWR 0x0004
361#define CONFIG_SYS_ENET_TOP_BRD_PWR 0x0010
362#define CONFIG_SYS_ENET_SF_WIDTH 0x0020
363#define CONFIG_SYS_ENET_PWR_ADC_DATA 0x0040
364#define CONFIG_SYS_ENET_PWR_ADC_CLK 0x0080
365#define CONFIG_SYS_ENET_PWR_ADC_CS 0x0100
366#define CONFIG_SYS_ENET_SF1_MODE 0x0200
367#define CONFIG_SYS_ENET_SF2_MODE 0x0400
368#define CONFIG_SYS_ENET_SF1_STATUS 0x0800
369#define CONFIG_SYS_ENET_SF2_STATUS 0x1000
370#define CONFIG_SYS_ENET_PWR_STATUS 0x4000
371#define CONFIG_SYS_ENET_WATCHDOG 0x8000
372
373#define CONFIG_SYS_ENET_PWR_FAIL 0x0001
374#define CONFIG_SYS_ENET_BAT_OK 0x0200
375#define CONFIG_SYS_ENET_TOP_BRD_CTS 0x1000
376#define CONFIG_SYS_ENET_FPGA_PROG 0x2000
377#define CONFIG_SYS_ENET_FPGA_INIT 0x4000
378#define CONFIG_SYS_ENET_FPGA_DONE 0x8000
379
380/*-----------------------------------------------------------------------
381 * Chip Select Pin Function Select
382 *
383 * 1 1 1 1 1 0 0 0 }- 0xf8
384 * | | | | | | | |
385 * | | | | | | | +--- Reserved
386 * | | | | | | +----- GPCS1_SEL = ROMCS1#
387 * | | | | | +------- GPCS2_SEL = ROMCS2#
388 * | | | | +--------- GPCS3_SEL = GPCS3
389 * | | | +----------- GPCS4_SEL = GPCS4
390 * | | +------------- GPCS5_SEL = GPCS5
391 * | +--------------- GPCS6_SEL = GPCS6
392 * +----------------- GPCS7_SEL = GPCS7
393 */
394#define CONFIG_SYS_SC520_CSPFS 0xf8
395
396/*-----------------------------------------------------------------------
397 * Clock Select (CLKTIMER[CLKTEST] pin)
398 *
399 * 0 111 00 1 0 }- 0x72
400 * | \ / \| | |
401 * | | | | +--- Pin Disabled
402 * | | | +----- Pin is an output
403 * | | +------- Reserved
404 * | +----------- Disabled (pin stays Low)
405 * +-------------- Reserved
406 */
407#define CONFIG_SYS_SC520_CLKSEL 0x72
408
409/*-----------------------------------------------------------------------
410 * Address Decode Control
411 *
412 * 0 00 0 0 0 0 0 }- 0x00
413 * | \| | | | | |
414 * | | | | | | +--- Integrated UART 1 is enabled
415 * | | | | | +----- Integrated UART 2 is enabled
416 * | | | | +------- Integrated RTC is enabled
417 * | | | +--------- Reserved
418 * | | +----------- I/O Hole accesses are forwarded to the external GP bus
419 * | +------------- Reserved
420 * +---------------- Write-protect violations do not generate an IRQ
421 */
422#define CONFIG_SYS_SC520_ADDDECCTL 0x00
423
424/*-----------------------------------------------------------------------
425 * UART Control
426 *
427 * 00000 1 1 1 }- 0x07
428 * \___/ | | |
429 * | | | +--- Transmit TC interrupt enable
430 * | | +----- Receive TC interrupt enable
431 * | +------- 1.8432 MHz
432 * +----------- Reserved
433 */
434#define CONFIG_SYS_SC520_UART1CTL 0x07
435#define CONFIG_SYS_SC520_UART2CTL 0x07
436
437/*-----------------------------------------------------------------------
438 * System Arbiter Control
439 *
440 * 00000 1 1 0 }- 0x06
441 * \___/ | | |
442 * | | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt
443 * | | +----- The system arbiter operates in concurrent mode
444 * | +------- Park the PCI bus on the last master that acquired the bus
445 * +----------- Reserved
446 */
447#define CONFIG_SYS_SC520_SYSARBCTL 0x06
448
449/*-----------------------------------------------------------------------
450 * System Arbiter Master Enable
451 *
452 * 00000000000 0 0 0 1 1 }- 0x06
453 * \_________/ | | | | |
454 * | | | | | +--- PCI master REQ0 enabled (Ethernet 1)
455 * | | | | +----- PCI master REQ1 enabled (Ethernet 2)
456 * | | | +------- PCI master REQ2 disabled
457 * | | +--------- PCI master REQ3 disabled
458 * | +----------- PCI master REQ4 disabled
459 * +------------------ Reserved
460 */
461#define CONFIG_SYS_SC520_SYSARBMENB 0x0003
462
463/*-----------------------------------------------------------------------
464 * System Arbiter Master Enable
465 *
466 * 0 0000 0 00 0000 1 000 }- 0x06
467 * | \__/ | \| \__/ | \_/
468 * | | | | | | +---- Reserved
469 * | | | | | +------- Enable CPU-to-PCI bus write posting
470 * | | | | +---------- Reserved
471 * | | | +-------------- PCI bus reads to SDRAM are not automatically
472 * | | | retried
473 * | | +----------------- Target read FIFOs are not snooped during write
474 * | | transactions
475 * | +-------------------- Reserved
476 * +------------------------ Deassert the PCI bus reset signal
477 */
478#define CONFIG_SYS_SC520_HBCTL 0x08
479
480/*-----------------------------------------------------------------------
481 * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS
482 * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800
483 * \ / | | | | \----+----/ \-----+------/
484 * | | | | | | +---------- Start at 0x38000000
485 * | | | | | +----------------------- 512kB Region Size
486 * | | | | | ((7 + 1) * 64kB)
487 * | | | | +------------------------------ 64kB Page Size
488 * | | | +-------------------------------- Writes Enabled (So it can be
489 * | | | reprogrammed!)
490 * | | +---------------------------------- Caching Disabled
491 * | +------------------------------------ Execution Enabled
492 * +--------------------------------------- BOOTCS
493 */
494#define CONFIG_SYS_SC520_BOOTCS_PAR 0x8a01f800
495
496/*-----------------------------------------------------------------------
Graeme Russed4cba72011-02-12 15:11:52 +1100497 * Cache-As-RAM (Targets Boot Flash)
498 *
499 * 100 1 0 0 0 0001111 011001001000000000 }- 0x903d9200
500 * \ / | | | | \--+--/ \-------+--------/
501 * | | | | | | +------------ Start at 0x19200000
502 * | | | | | +------------------------- 64k Region Size
503 * | | | | | ((15 + 1) * 4kB)
504 * | | | | +------------------------------ 4kB Page Size
505 * | | | +-------------------------------- Writes Enabled
506 * | | +---------------------------------- Caching Enabled
507 * | +------------------------------------ Execution Prevented
508 * +--------------------------------------- BOOTCS
509 */
510#define CONFIG_SYS_SC520_CAR_PAR 0x903d9200
511
512/*-----------------------------------------------------------------------
Graeme Russ420c7c02011-02-12 15:11:45 +1100513 * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6
514 *
515 * 001 110 0 000100000 0001000000000000 }- 0x38201000
516 * \ / \ / | \---+---/ \------+-------/
517 * | | | | +----------- Start at 0x00001000
518 * | | | +------------------------ 33 Bytes (0x20 + 1)
519 * | | +------------------------------ Ignored
520 * | +--------------------------------- GPCS6
521 * +------------------------------------- GP Bus I/O
522 */
523#define CONFIG_SYS_SC520_LLIO_PAR 0x38201000
524
525/*-----------------------------------------------------------------------
526 * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5
527 * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7
528 *
529 * 010 101 0 0000000 100000000000000000 }- 0x54020000
530 * 010 111 0 0000000 100000000000000001 }- 0x5c020001
531 * \ / \ / | \--+--/ \-------+--------/
532 * | | | | +------------ Start at 0x200000000
533 * | | | | 0x200010000
534 * | | | +------------------------- 4kB Region Size
535 * | | | ((0 + 1) * 4kB)
536 * | | +------------------------------ 4k Page Size
537 * | +--------------------------------- GPCS5
538 * | GPCS7
539 * +------------------------------------- GP Bus Memory
540 */
541#define CONFIG_SYS_SC520_CF1_PAR 0x54020000
542#define CONFIG_SYS_SC520_CF2_PAR 0x5c020001
543
544/*-----------------------------------------------------------------------
545 * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0
546 * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3
547 * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4
548 * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5
549 *
550 * 001 000 0 000000111 0001001111111000 }- 0x200713f8
551 * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8
552 * 001 011 0 000000111 0001001011111000 }- 0x300711f8
553 * 001 011 0 000000111 0001001011111000 }- 0x340710f8
554 * \ / \ / | \---+---/ \------+-------/
555 * | | | | +----------- Start at 0x013f8
556 * | | | | 0x012f8
557 * | | | | 0x011f8
558 * | | | | 0x010f8
559 * | | | +------------------------ 33 Bytes (32 + 1)
560 * | | +------------------------------ Ignored
561 * | +--------------------------------- GPCS6
562 * +------------------------------------- GP Bus I/O
563 */
564#define CONFIG_SYS_SC520_UARTA_PAR 0x200713f8
565#define CONFIG_SYS_SC520_UARTB_PAR 0x2c0712f8
566#define CONFIG_SYS_SC520_UARTC_PAR 0x300711f8
567#define CONFIG_SYS_SC520_UARTD_PAR 0x340710f8
568
569/*-----------------------------------------------------------------------
570 * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1
571 * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2
572 *
573 * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000
574 * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100
575 * \ / | | | | \----+----/ \-----+------/
576 * | | | | | | +---------- Start at 0x10000000
577 * | | | | | | 0x11000000
578 * | | | | | +----------------------- 16MB Region Size
579 * | | | | | ((255 + 1) * 64kB)
580 * | | | | +------------------------------ 64kB Page Size
581 * | | | +-------------------------------- Writes Enabled
582 * | | +---------------------------------- Caching Disabled
583 * | +------------------------------------ Execution Enabled
584 * +--------------------------------------- ROMCS1
585 * ROMCS2
586 */
587#define CONFIG_SYS_SC520_SF1_PAR 0xaa3fd000
588#define CONFIG_SYS_SC520_SF2_PAR 0xca3fd100
589
590/*-----------------------------------------------------------------------
591 * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0
592 * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3
593 *
594 * 010 000 1 00000001111 01100100000000 }- 0x4203d900
595 * 010 011 1 00000001111 01100100010000 }- 0x4e03d910
596 * \ / \ / | \----+----/ \-----+------/
597 * | | | | +---------- Start at 0x19000000
598 * | | | | 0x19100000
599 * | | | +----------------------- 1MB Region Size
600 * | | | ((15 + 1) * 64kB)
601 * | | +------------------------------ 64kB Page Size
602 * | +--------------------------------- GPCS0
603 * | GPCS3
604 * +------------------------------------- GP Bus Memory
605 */
606#define CONFIG_SYS_SC520_SRAM1_PAR 0x4203d900
607#define CONFIG_SYS_SC520_SRAM2_PAR 0x4e03d910
608
609/*-----------------------------------------------------------------------
610 * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4
611 *
612 * 010 100 0 00000000 11000000100000000 }- 0x50018100
613 * \ / \ / | \---+--/ \-------+-------/
614 * | | | | +----------- Start at 0x18100000
615 * | | | +------------------------ 4kB Region Size
616 * | | | ((0 + 1) * 4kB)
617 * | | +------------------------------ 4kB Page Size
618 * | +--------------------------------- GPCS4
619 * +------------------------------------- GP Bus Memory
620 */
621#define CONFIG_SYS_SC520_DPRAM_PAR 0x50018100
622
Graeme Russc620c012008-12-07 10:28:57 +1100623#endif /* __CONFIG_H */