1 /*
2  * (C) Copyright 2002
3  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4  * Marius Groeger <mgroeger@sysgo.de>
5  * Gary Jennejohn <garyj@denx.de>
6  * David Mueller <d.mueller@elsoft.ch>
7  *
8  * (C) Copyright 2008
9  * Guennadi Liakhovetki, DENX Software Engineering, <lg@denx.de>
10  *
11  * Configuation settings for the SAMSUNG SMDK6400(mDirac-III) board.
12  *
13  * See file CREDITS for list of people who contributed to this
14  * project.
15  *
16  * This program is free software; you can redistribute it and/or
17  * modify it under the terms of the GNU General Public License as
18  * published by the Free Software Foundation; either version 2 of
19  * the License, or (at your option) any later version.
20  *
21  * This program is distributed in the hope that it will be useful,
22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
24  * GNU General Public License for more details.
25  *
26  * You should have received a copy of the GNU General Public License
27  * along with this program; if not, write to the Free Software
28  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
29  * MA 02111-1307 USA
30  */
31 
32 #ifndef __CONFIG_H
33 #define __CONFIG_H
34 
35 /*
36  * High Level Configuration Options
37  * (easy to change)
38  */
39 #define CONFIG_S3C6400		1	/* in a SAMSUNG S3C6400 SoC     */
40 #define CONFIG_S3C64XX		1	/* in a SAMSUNG S3C64XX Family  */
41 #define CONFIG_SMDK6400		1	/* on a SAMSUNG SMDK6400 Board  */
42 
43 #define CONFIG_SKIP_RELOCATE_UBOOT
44 
45 #define CONFIG_PERIPORT_REMAP
46 #define CONFIG_PERIPORT_BASE	0x70000000
47 #define CONFIG_PERIPORT_SIZE	0x13
48 
49 #define CONFIG_SYS_SDRAM_BASE	0x50000000
50 
51 /* input clock of PLL: SMDK6400 has 12MHz input clock */
52 #define CONFIG_SYS_CLK_FREQ	12000000
53 
54 #if !defined(CONFIG_NAND_SPL) && (TEXT_BASE >= 0xc0000000)
55 #define CONFIG_ENABLE_MMU
56 #endif
57 
58 #define CONFIG_SETUP_MEMORY_TAGS
59 #define CONFIG_CMDLINE_TAG
60 #define CONFIG_INITRD_TAG
61 
62 /*
63  * Architecture magic and machine type
64  */
65 #define MACH_TYPE		1270
66 
67 #define CONFIG_DISPLAY_CPUINFO
68 #define CONFIG_DISPLAY_BOARDINFO
69 
70 /*
71  * Size of malloc() pool
72  */
73 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 1024 * 1024)
74 #define CONFIG_SYS_GBL_DATA_SIZE	128	/* size in bytes for initial data */
75 
76 /*
77  * Hardware drivers
78  */
79 #define CONFIG_NET_MULTI
80 #define CONFIG_CS8900			/* we have a CS8900 on-board	*/
81 #define CONFIG_CS8900_BASE	  	0x18800300
82 #define CONFIG_CS8900_BUS16		/* follow the Linux driver	*/
83 
84 /*
85  * select serial console configuration
86  */
87 #define CONFIG_SERIAL1          1	/* we use SERIAL 1 on SMDK6400	*/
88 
89 #define CONFIG_SYS_HUSH_PARSER			/* use "hush" command parser	*/
90 #ifdef CONFIG_SYS_HUSH_PARSER
91 #define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
92 #endif
93 
94 #define CONFIG_CMDLINE_EDITING
95 
96 /* allow to overwrite serial and ethaddr */
97 #define CONFIG_ENV_OVERWRITE
98 
99 #define CONFIG_BAUDRATE		115200
100 
101 /***********************************************************
102  * Command definition
103  ***********************************************************/
104 #include <config_cmd_default.h>
105 
106 #define CONFIG_CMD_CACHE
107 #define CONFIG_CMD_REGINFO
108 #define CONFIG_CMD_LOADS
109 #define CONFIG_CMD_LOADB
110 #define CONFIG_CMD_SAVEENV
111 #define CONFIG_CMD_NAND
112 #if defined(CONFIG_BOOT_ONENAND)
113 #define CONFIG_CMD_ONENAND
114 #endif
115 #define CONFIG_CMD_PING
116 #define CONFIG_CMD_ELF
117 #define CONFIG_CMD_FAT
118 #define CONFIG_CMD_EXT2
119 
120 #define CONFIG_BOOTDELAY	3
121 
122 #define CONFIG_ZERO_BOOTDELAY_CHECK
123 
124 #if (CONFIG_COMMANDS & CONFIG_CMD_KGDB)
125 #define CONFIG_KGDB_BAUDRATE	115200	/* speed to run kgdb serial port */
126 #define CONFIG_KGDB_SER_INDEX	1	/* which serial port to use	 */
127 #endif
128 
129 /*
130  * Miscellaneous configurable options
131  */
132 #define CONFIG_SYS_LONGHELP				/* undef to save memory	      */
133 #define CONFIG_SYS_PROMPT		"SMDK6400 # "	/* Monitor Command Prompt     */
134 #define CONFIG_SYS_CBSIZE		256		/* Console I/O Buffer Size    */
135 #define CONFIG_SYS_PBSIZE		384		/* Print Buffer Size          */
136 #define CONFIG_SYS_MAXARGS		16		/* max number of command args */
137 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size  */
138 
139 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE	/* memtest works on	      */
140 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x7e00000) /* 126MB in DRAM */
141 
142 #define CONFIG_SYS_LOAD_ADDR		CONFIG_SYS_SDRAM_BASE	/* default load address	*/
143 
144 #define CONFIG_SYS_HZ			1000
145 
146 /* valid baudrates */
147 #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
148 
149 /*-----------------------------------------------------------------------
150  * Stack sizes
151  *
152  * The stack sizes are set up in start.S using the settings below
153  */
154 #define CONFIG_STACKSIZE	0x40000		/* regular stack 256KB */
155 
156 /**********************************
157  Support Clock Settings
158  **********************************
159  Setting	SYNC	ASYNC
160  ----------------------------------
161  667_133_66	 X	  O
162  533_133_66	 O	  O
163  400_133_66	 X	  O
164  400_100_50	 O	  O
165  **********************************/
166 
167 /*#define CONFIG_CLK_667_133_66*/
168 #define CONFIG_CLK_533_133_66
169 /*
170 #define CONFIG_CLK_400_100_50
171 #define CONFIG_CLK_400_133_66
172 #define CONFIG_SYNC_MODE
173 */
174 
175 /* SMDK6400 has 2 banks of DRAM, but we use only one in U-Boot */
176 #define CONFIG_NR_DRAM_BANKS	1
177 #define PHYS_SDRAM_1		CONFIG_SYS_SDRAM_BASE	/* SDRAM Bank #1	*/
178 #define PHYS_SDRAM_1_SIZE	0x08000000	/* 128 MB in Bank #1	*/
179 
180 #define CONFIG_SYS_FLASH_BASE		0x10000000
181 #define CONFIG_SYS_MONITOR_BASE	0x00000000
182 
183 /*-----------------------------------------------------------------------
184  * FLASH and environment organization
185  */
186 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks	*/
187 /* AM29LV160B has 35 sectors, AM29LV800B - 19 */
188 #define CONFIG_SYS_MAX_FLASH_SECT	40
189 
190 #define CONFIG_AMD_LV800
191 #define CONFIG_SYS_FLASH_CFI		1	/* Use CFI parameters (needed?) */
192 /* Use drivers/cfi_flash.c, even though the flash is not CFI-compliant	*/
193 #define CONFIG_FLASH_CFI_DRIVER	1
194 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
195 #define CONFIG_FLASH_CFI_LEGACY
196 #define CONFIG_SYS_FLASH_LEGACY_512Kx16
197 
198 /* timeout values are in ticks */
199 #define CONFIG_SYS_FLASH_ERASE_TOUT	(5 * CONFIG_SYS_HZ) /* Timeout for Flash Erase	*/
200 #define CONFIG_SYS_FLASH_WRITE_TOUT	(5 * CONFIG_SYS_HZ) /* Timeout for Flash Write	*/
201 
202 #define CONFIG_ENV_SIZE		0x4000	/* Total Size of Environment Sector */
203 
204 /*
205  * SMDK6400 board specific data
206  */
207 
208 #define CONFIG_IDENT_STRING	" for SMDK6400"
209 
210 /* base address for uboot */
211 #define CONFIG_SYS_PHY_UBOOT_BASE	(CONFIG_SYS_SDRAM_BASE + 0x07e00000)
212 /* total memory available to uboot */
213 #define CONFIG_SYS_UBOOT_SIZE		(1024 * 1024)
214 
215 /* Put environment copies after the end of U-Boot owned RAM */
216 #define CONFIG_NAND_ENV_DST	(CONFIG_SYS_UBOOT_BASE + CONFIG_SYS_UBOOT_SIZE)
217 
218 #ifdef CONFIG_ENABLE_MMU
219 #define CONFIG_SYS_MAPPED_RAM_BASE	0xc0000000
220 #define CONFIG_BOOTCOMMAND	"nand read 0xc0018000 0x60000 0x1c0000;" \
221 				"bootm 0xc0018000"
222 #else
223 #define CONFIG_SYS_MAPPED_RAM_BASE	CONFIG_SYS_SDRAM_BASE
224 #define CONFIG_BOOTCOMMAND	"nand read 0x50018000 0x60000 0x1c0000;" \
225 				"bootm 0x50018000"
226 #endif
227 
228 /* NAND U-Boot load and start address */
229 #define CONFIG_SYS_UBOOT_BASE		(CONFIG_SYS_MAPPED_RAM_BASE + 0x07e00000)
230 
231 #define CONFIG_ENV_OFFSET		0x0040000
232 
233 /* NAND configuration */
234 #define CONFIG_SYS_MAX_NAND_DEVICE	1
235 #define CONFIG_SYS_NAND_BASE		0x70200010
236 #define CONFIG_SYS_S3C_NAND_HWECC
237 
238 #define CONFIG_SYS_NAND_SKIP_BAD_DOT_I	1  /* ".i" read skips bad blocks	      */
239 #define CONFIG_SYS_NAND_WP		1
240 #define CONFIG_SYS_NAND_YAFFS_WRITE	1  /* support yaffs write		      */
241 #define CONFIG_SYS_NAND_BBT_2NDPAGE	1  /* bad-block markers in 1st and 2nd pages  */
242 
243 #define CONFIG_SYS_NAND_U_BOOT_DST	CONFIG_SYS_PHY_UBOOT_BASE	/* NUB load-addr      */
244 #define CONFIG_SYS_NAND_U_BOOT_START	CONFIG_SYS_NAND_U_BOOT_DST	/* NUB start-addr     */
245 
246 #define CONFIG_SYS_NAND_U_BOOT_OFFS	(4 * 1024)	/* Offset to RAM U-Boot image */
247 #define CONFIG_SYS_NAND_U_BOOT_SIZE	(252 * 1024)	/* Size of RAM U-Boot image   */
248 
249 /* NAND chip page size		*/
250 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
251 /* NAND chip block size		*/
252 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
253 /* NAND chip page per block count  */
254 #define CONFIG_SYS_NAND_PAGE_COUNT	64
255 /* Location of the bad-block label */
256 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	0
257 /* Extra address cycle for > 128MiB */
258 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
259 
260 /* Size of the block protected by one OOB (Spare Area in Samsung terminology) */
261 #define CONFIG_SYS_NAND_ECCSIZE	CONFIG_SYS_NAND_PAGE_SIZE
262 /* Number of ECC bytes per OOB - S3C6400 calculates 4 bytes ECC in 1-bit mode */
263 #define CONFIG_SYS_NAND_ECCBYTES	4
264 /* Number of ECC-blocks per NAND page */
265 #define CONFIG_SYS_NAND_ECCSTEPS	(CONFIG_SYS_NAND_PAGE_SIZE / CONFIG_SYS_NAND_ECCSIZE)
266 /* Size of a single OOB region */
267 #define CONFIG_SYS_NAND_OOBSIZE	64
268 /* Number of ECC bytes per page */
269 #define CONFIG_SYS_NAND_ECCTOTAL	(CONFIG_SYS_NAND_ECCBYTES * CONFIG_SYS_NAND_ECCSTEPS)
270 /* ECC byte positions */
271 #define CONFIG_SYS_NAND_ECCPOS		{40, 41, 42, 43, 44, 45, 46, 47, \
272 				 48, 49, 50, 51, 52, 53, 54, 55, \
273 				 56, 57, 58, 59, 60, 61, 62, 63}
274 
275 /* Boot configuration (define only one of next 3) */
276 #define CONFIG_BOOT_NAND
277 /* None of these are currently implemented. Left from the original Samsung
278  * version for reference
279 #define CONFIG_BOOT_NOR
280 #define CONFIG_BOOT_MOVINAND
281 #define CONFIG_BOOT_ONENAND
282 */
283 
284 #define CONFIG_NAND
285 #define CONFIG_NAND_S3C64XX
286 /* Unimplemented or unsupported. See comment above.
287 #define CONFIG_ONENAND
288 #define CONFIG_MOVINAND
289 */
290 
291 /* Settings as above boot configuration */
292 #define CONFIG_ENV_IS_IN_NAND
293 #define CONFIG_BOOTARGS		"console=ttySAC,115200"
294 
295 #if !defined(CONFIG_ENABLE_MMU)
296 #define CONFIG_CMD_USB			1
297 #define CONFIG_USB_S3C64XX
298 #define CONFIG_USB_OHCI_NEW		1
299 #define CONFIG_SYS_USB_OHCI_REGS_BASE		0x74300000
300 #define CONFIG_SYS_USB_OHCI_SLOT_NAME		"s3c6400"
301 #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS	3
302 #define CONFIG_SYS_USB_OHCI_CPU_INIT		1
303 
304 #define CONFIG_USB_STORAGE	1
305 #endif
306 #define CONFIG_DOS_PARTITION	1
307 
308 #if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_ENABLE_MMU)
309 # error "usb_ohci.c is currently broken with MMU enabled."
310 #endif
311 
312 #endif	/* __CONFIG_H */
313