1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Configuration settings for the Sentec Cobra Board.
4  *
5  * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
6  */
7 
8 /*
9  * configuration for ASTRO "Urmel" board.
10  * Originating from Cobra5272 configuration, messed up by
11  * Wolfgang Wegner <w.wegner@astro-kom.de>
12  * Please do not bother the original author with bug reports
13  * concerning this file.
14  */
15 
16 #ifndef _CONFIG_ASTRO_MCF5373L_H
17 #define _CONFIG_ASTRO_MCF5373L_H
18 
19 #include <linux/stringify.h>
20 
21 /*
22  * set the card type to actually compile for; either of
23  * the possibilities listed below has to be used!
24  */
25 #define CONFIG_ASTRO_V532	1
26 
27 #if CONFIG_ASTRO_V532
28 #define ASTRO_ID	0xF8
29 #elif CONFIG_ASTRO_V512
30 #define ASTRO_ID	0xFA
31 #elif CONFIG_ASTRO_TWIN7S2
32 #define ASTRO_ID	0xF9
33 #elif CONFIG_ASTRO_V912
34 #define ASTRO_ID	0xFC
35 #elif CONFIG_ASTRO_COFDMDUOS2
36 #define ASTRO_ID	0xFB
37 #else
38 #error No card type defined!
39 #endif
40 
41 /* Command line configuration */
42 /*
43  * CONFIG_RAM defines if u-boot is loaded via BDM (or started from
44  * a different bootloader that has already performed RAM setup) or
45  * started directly from flash, which is the regular case for production
46  * boards.
47  */
48 #ifdef CONFIG_RAM
49 #define CONFIG_MONITOR_IS_IN_RAM
50 #define ENABLE_JFFS	0
51 #else
52 #define ENABLE_JFFS	1
53 #endif
54 
55 #define CONFIG_MCFRTC
56 #undef RTC_DEBUG
57 
58 /* Timer */
59 #define CONFIG_MCFTMR
60 #undef CONFIG_MCFPIT
61 
62 /* I2C */
63 #define CONFIG_SYS_I2C
64 #define CONFIG_SYS_I2C_FSL
65 #define CONFIG_SYS_FSL_I2C_SPEED	80000
66 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
67 #define CONFIG_SYS_FSL_I2C_OFFSET	0x58000
68 #define CONFIG_SYS_IMMR			CONFIG_SYS_MBAR
69 
70 /*
71  * Defines processor clock - important for correct timings concerning serial
72  * interface etc.
73  */
74 
75 #define CONFIG_SYS_CLK			80000000
76 #define CONFIG_SYS_CPU_CLK		(CONFIG_SYS_CLK * 3)
77 #define CONFIG_SYS_SDRAM_SIZE		32		/* SDRAM size in MB */
78 
79 #define CONFIG_SYS_CORE_SRAM_SIZE	0x8000
80 #define CONFIG_SYS_CORE_SRAM		0x80000000
81 
82 #define CONFIG_SYS_UNIFY_CACHE
83 
84 /*
85  * Define baudrate for UART1 (console output, tftp, ...)
86  * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud
87  * CONFIG_SYS_BAUDRATE_TABLE defines values that can be selected
88  * in u-boot command interface
89  */
90 
91 #define CONFIG_MCFUART
92 #define CONFIG_SYS_UART_PORT		(2)
93 #define CONFIG_SYS_UART2_ALT3_GPIO
94 
95 /*
96  * Watchdog configuration; Watchdog is disabled for running from RAM
97  * and set to highest possible value else. Beware there is no check
98  * in the watchdog code to validate the timeout value set here!
99  */
100 
101 #ifndef CONFIG_MONITOR_IS_IN_RAM
102 #define CONFIG_WATCHDOG
103 #define CONFIG_WATCHDOG_TIMEOUT 3355	/* timeout in milliseconds */
104 #endif
105 
106 /*
107  * Configuration for environment
108  * Environment is located in the last sector of the flash
109  */
110 
111 #ifndef CONFIG_MONITOR_IS_IN_RAM
112 #define CONFIG_ENV_OFFSET		0x1FF8000
113 #define CONFIG_ENV_SECT_SIZE		0x8000
114 #else
115 /*
116  * environment in RAM - This is used to use a single PC-based application
117  * to load an image, load U-Boot, load an environment and then start U-Boot
118  * to execute the commands from the environment. Feedback is done via setting
119  * and reading memory locations.
120  */
121 #define CONFIG_ENV_ADDR		0x40060000
122 #define CONFIG_ENV_SECT_SIZE	0x8000
123 #endif
124 
125 /* here we put our FPGA configuration... */
126 #define CONFIG_MISC_INIT_R	1
127 
128 /* Define user parameters that have to be customized most likely */
129 
130 /* AUTOBOOT settings - booting images automatically by u-boot after power on */
131 
132 /*
133  * The following settings will be contained in the environment block ; if you
134  * want to use a neutral environment all those settings can be manually set in
135  * u-boot: 'set' command
136  */
137 
138 #define CONFIG_EXTRA_ENV_SETTINGS			\
139 	"loaderversion=11\0"				\
140 	"card_id="__stringify(ASTRO_ID)"\0"			\
141 	"alterafile=0\0"				\
142 	"xilinxfile=0\0"				\
143 	"xilinxload=imxtract 0x540000 $xilinxfile 0x41000000&&"\
144 		"fpga load 0 0x41000000 $filesize\0" \
145 	"alteraload=imxtract 0x6c0000 $alterafile 0x41000000&&"\
146 		"fpga load 1 0x41000000 $filesize\0" \
147 	"env_default=1\0"				\
148 	"env_check=if test $env_default -eq 1;"\
149 		" then setenv env_default 0;saveenv;fi\0"
150 
151 /*
152  * "update" is a non-standard command that has to be supplied
153  * by external update.c; This is not included in mainline because
154  * it needs non-blocking CFI routines.
155  */
156 #ifdef CONFIG_MONITOR_IS_IN_RAM
157 #define CONFIG_BOOTCOMMAND	""	/* no autoboot in this case */
158 #else
159 #if CONFIG_ASTRO_V532
160 #define CONFIG_BOOTCOMMAND	"protect off 0x80000 0x1ffffff;run env_check;"\
161 				"run xilinxload&&run alteraload&&bootm 0x80000;"\
162 				"update;reset"
163 #else
164 #define CONFIG_BOOTCOMMAND	"protect off 0x80000 0x1ffffff;run env_check;"\
165 				"run xilinxload&&bootm 0x80000;update;reset"
166 #endif
167 #endif
168 
169 /* default RAM address for user programs */
170 #define CONFIG_SYS_LOAD_ADDR	0x20000
171 
172 #define CONFIG_FPGA_COUNT	1
173 #define CONFIG_SYS_FPGA_PROG_FEEDBACK
174 #define CONFIG_SYS_FPGA_WAIT		1000
175 
176 /* End of user parameters to be customized */
177 
178 /* Defines memory range for test */
179 
180 #define CONFIG_SYS_MEMTEST_START	0x40020000
181 #define CONFIG_SYS_MEMTEST_END		0x41ffffff
182 
183 /*
184  * Low Level Configuration Settings
185  * (address mappings, register initial values, etc.)
186  * You should know what you are doing if you make changes here.
187  */
188 
189 /* Base register address */
190 
191 #define CONFIG_SYS_MBAR		0xFC000000	/* Register Base Addrs */
192 
193 /* System Conf. Reg. & System Protection Reg. */
194 
195 #define CONFIG_SYS_SCR		0x0003;
196 #define CONFIG_SYS_SPR		0xffff;
197 
198 /*
199  * Definitions for initial stack pointer and data area (in internal SRAM)
200  */
201 #define CONFIG_SYS_INIT_RAM_ADDR	0x80000000
202 #define CONFIG_SYS_INIT_RAM_SIZE		0x8000
203 #define CONFIG_SYS_INIT_RAM_CTRL	0x221
204 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - \
205 					 GENERATED_GBL_DATA_SIZE)
206 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
207 
208 /*
209  * Start addresses for the final memory configuration
210  * (Set up by the startup code)
211  * for MCF5373, the allowable range is 0x40000000 to 0x7FF00000
212  */
213 #define CONFIG_SYS_SDRAM_BASE		0x40000000
214 
215 /*
216  * Chipselect bank definitions
217  *
218  * CS0 - Flash 32MB (first 16MB)
219  * CS1 - Flash 32MB (second half)
220  * CS2 - FPGA
221  * CS3 - FPGA
222  * CS4 - unused
223  * CS5 - unused
224  */
225 #define CONFIG_SYS_CS0_BASE		0
226 #define CONFIG_SYS_CS0_MASK		0x00ff0001
227 #define CONFIG_SYS_CS0_CTRL		0x00001fc0
228 
229 #define CONFIG_SYS_CS1_BASE		0x01000000
230 #define CONFIG_SYS_CS1_MASK		0x00ff0001
231 #define CONFIG_SYS_CS1_CTRL		0x00001fc0
232 
233 #define CONFIG_SYS_CS2_BASE		0x20000000
234 #define CONFIG_SYS_CS2_MASK		0x00ff0001
235 #define CONFIG_SYS_CS2_CTRL		0x0000fec0
236 
237 #define CONFIG_SYS_CS3_BASE		0x21000000
238 #define CONFIG_SYS_CS3_MASK		0x00ff0001
239 #define CONFIG_SYS_CS3_CTRL		0x0000fec0
240 
241 #define CONFIG_SYS_FLASH_BASE		0x00000000
242 
243 #ifdef	CONFIG_MONITOR_IS_IN_RAM
244 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
245 #else
246 /* This is mainly used during relocation in start.S */
247 #define CONFIG_SYS_MONITOR_BASE		(CONFIG_SYS_FLASH_BASE + 0x400)
248 #endif
249 /* Reserve 256 kB for Monitor */
250 #define CONFIG_SYS_MONITOR_LEN		(256 << 10)
251 
252 #define CONFIG_SYS_BOOTPARAMS_LEN	(64 * 1024)
253 /* Reserve 128 kB for malloc() */
254 #define CONFIG_SYS_MALLOC_LEN		(128 << 10)
255 
256 /*
257  * For booting Linux, the board info and command line data
258  * have to be in the first 8 MB of memory, since this is
259  * the maximum mapped by the Linux kernel during initialization ??
260  */
261 #define CONFIG_SYS_BOOTMAPSZ		(CONFIG_SYS_SDRAM_BASE + \
262 						(CONFIG_SYS_SDRAM_SIZE << 20))
263 
264 /* FLASH organization */
265 #define CONFIG_SYS_MAX_FLASH_BANKS	1
266 #define CONFIG_SYS_MAX_FLASH_SECT	259
267 #define CONFIG_SYS_FLASH_ERASE_TOUT	1000
268 
269 #define CONFIG_SYS_FLASH_CFI		1
270 #define CONFIG_FLASH_CFI_DRIVER		1
271 #define CONFIG_SYS_FLASH_SIZE		0x2000000
272 #define CONFIG_SYS_FLASH_PROTECTION	1
273 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
274 #define CONFIG_SYS_FLASH_CFI_NONBLOCK	1
275 
276 #define LDS_BOARD_TEXT \
277 	. = DEFINED(env_offset) ? env_offset : .; \
278 	env/embedded.o(.text*)
279 
280 #if ENABLE_JFFS
281 /* JFFS Partition offset set */
282 #define CONFIG_SYS_JFFS2_FIRST_BANK    0
283 #define CONFIG_SYS_JFFS2_NUM_BANKS     1
284 /* 512k reserved for u-boot */
285 #define CONFIG_SYS_JFFS2_FIRST_SECTOR  0x40
286 #endif
287 
288 /* Cache Configuration */
289 #define CONFIG_SYS_CACHELINE_SIZE	16
290 
291 #define ICACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
292 					 CONFIG_SYS_INIT_RAM_SIZE - 8)
293 #define DCACHE_STATUS			(CONFIG_SYS_INIT_RAM_ADDR + \
294 					 CONFIG_SYS_INIT_RAM_SIZE - 4)
295 #define CONFIG_SYS_ICACHE_INV		(CF_CACR_CINVA)
296 #define CONFIG_SYS_CACHE_ACR0		(CONFIG_SYS_SDRAM_BASE | \
297 					 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
298 					 CF_ACR_EN | CF_ACR_SM_ALL)
299 #define CONFIG_SYS_CACHE_ICACR		(CF_CACR_EC | CF_CACR_CINVA | \
300 					 CF_CACR_DCM_P)
301 
302 #endif	/* _CONFIG_ASTRO_MCF5373L_H */
303