1 /*
2  * (C) Copyright 2007-2010 Michal Simek
3  *
4  * Michal SIMEK <monstr@monstr.eu>
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #ifndef __CONFIG_H
10 #define __CONFIG_H
11 
12 #include "../board/xilinx/microblaze-generic/xparameters.h"
13 
14 /* MicroBlaze CPU */
15 #define	MICROBLAZE_V5		1
16 
17 /* linear and spi flash memory */
18 #ifdef XILINX_FLASH_START
19 #define	FLASH
20 #undef	SPIFLASH
21 #undef	RAMENV	/* hold environment in flash */
22 #else
23 #ifdef XILINX_SPI_FLASH_BASEADDR
24 #undef	FLASH
25 #define	SPIFLASH
26 #undef	RAMENV	/* hold environment in flash */
27 #else
28 #undef	FLASH
29 #undef	SPIFLASH
30 #define	RAMENV	/* hold environment in RAM */
31 #endif
32 #endif
33 
34 /* uart */
35 # define CONFIG_BAUDRATE	115200
36 /* The following table includes the supported baudrates */
37 # define CONFIG_SYS_BAUDRATE_TABLE \
38 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
39 
40 /* setting reset address */
41 /*#define	CONFIG_SYS_RESET_ADDRESS	CONFIG_SYS_TEXT_BASE*/
42 
43 /* gpio */
44 #ifdef XILINX_GPIO_BASEADDR
45 # define CONFIG_XILINX_GPIO
46 # define CONFIG_SYS_GPIO_0_ADDR		XILINX_GPIO_BASEADDR
47 #endif
48 
49 /* interrupt controller */
50 #ifdef XILINX_INTC_BASEADDR
51 # define CONFIG_SYS_INTC_0_ADDR		XILINX_INTC_BASEADDR
52 # define CONFIG_SYS_INTC_0_NUM		XILINX_INTC_NUM_INTR_INPUTS
53 #endif
54 
55 /* timer */
56 #if defined(XILINX_TIMER_BASEADDR) && defined(XILINX_TIMER_IRQ)
57 #  define CONFIG_SYS_TIMER_0_ADDR	XILINX_TIMER_BASEADDR
58 #  define CONFIG_SYS_TIMER_0_IRQ	XILINX_TIMER_IRQ
59 #endif
60 
61 /* watchdog */
62 #if defined(XILINX_WATCHDOG_BASEADDR) && defined(XILINX_WATCHDOG_IRQ)
63 # define CONFIG_WATCHDOG_BASEADDR	XILINX_WATCHDOG_BASEADDR
64 # define CONFIG_WATCHDOG_IRQ		XILINX_WATCHDOG_IRQ
65 # ifndef CONFIG_SPL_BUILD
66 #  define CONFIG_HW_WATCHDOG
67 #  define CONFIG_XILINX_TB_WATCHDOG
68 # endif
69 #endif
70 
71 #define CONFIG_SYS_MALLOC_LEN	0xC0000
72 
73 /* Stack location before relocation */
74 #define CONFIG_SYS_INIT_SP_OFFSET	(CONFIG_SYS_TEXT_BASE - \
75 					 CONFIG_SYS_MALLOC_F_LEN)
76 
77 /*
78  * CFI flash memory layout - Example
79  * CONFIG_SYS_FLASH_BASE = 0x2200_0000;
80  * CONFIG_SYS_FLASH_SIZE = 0x0080_0000;	  8MB
81  *
82  * SECT_SIZE = 0x20000;			128kB is one sector
83  * CONFIG_ENV_SIZE = SECT_SIZE;		128kB environment store
84  *
85  * 0x2200_0000	CONFIG_SYS_FLASH_BASE
86  *					FREE		256kB
87  * 0x2204_0000	CONFIG_ENV_ADDR
88  *					ENV_AREA	128kB
89  * 0x2206_0000
90  *					FREE
91  * 0x2280_0000	CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE
92  *
93  */
94 
95 #ifdef FLASH
96 # define CONFIG_SYS_FLASH_BASE		XILINX_FLASH_START
97 # define CONFIG_SYS_FLASH_SIZE		XILINX_FLASH_SIZE
98 # define CONFIG_SYS_FLASH_CFI		1
99 # define CONFIG_FLASH_CFI_DRIVER	1
100 /* ?empty sector */
101 # define CONFIG_SYS_FLASH_EMPTY_INFO	1
102 /* max number of memory banks */
103 # define CONFIG_SYS_MAX_FLASH_BANKS	1
104 /* max number of sectors on one chip */
105 # define CONFIG_SYS_MAX_FLASH_SECT	512
106 /* hardware flash protection */
107 # define CONFIG_SYS_FLASH_PROTECTION
108 /* use buffered writes (20x faster) */
109 # define	CONFIG_SYS_FLASH_USE_BUFFER_WRITE	1
110 # ifdef	RAMENV
111 #  define CONFIG_ENV_IS_NOWHERE	1
112 #  define CONFIG_ENV_SIZE	0x1000
113 #  define CONFIG_ENV_ADDR	(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
114 
115 # else	/* FLASH && !RAMENV */
116 #  define CONFIG_ENV_IS_IN_FLASH	1
117 /* 128K(one sector) for env */
118 #  define CONFIG_ENV_SECT_SIZE	0x20000
119 #  define CONFIG_ENV_ADDR \
120 			(CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE))
121 #  define CONFIG_ENV_SIZE	0x20000
122 # endif /* FLASH && !RAMBOOT */
123 #else /* !FLASH */
124 
125 #ifdef SPIFLASH
126 # define CONFIG_SYS_NO_FLASH		1
127 # define CONFIG_SYS_SPI_BASE		XILINX_SPI_FLASH_BASEADDR
128 # define CONFIG_SPI			1
129 # define CONFIG_SF_DEFAULT_MODE		SPI_MODE_3
130 # define CONFIG_SF_DEFAULT_SPEED	XILINX_SPI_FLASH_MAX_FREQ
131 # define CONFIG_SF_DEFAULT_CS		XILINX_SPI_FLASH_CS
132 
133 # ifdef	RAMENV
134 #  define CONFIG_ENV_IS_NOWHERE	1
135 #  define CONFIG_ENV_SIZE	0x1000
136 #  define CONFIG_ENV_ADDR	(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
137 
138 # else	/* SPIFLASH && !RAMENV */
139 #  define CONFIG_ENV_IS_IN_SPI_FLASH	1
140 #  define CONFIG_ENV_SPI_MODE		SPI_MODE_3
141 #  define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
142 #  define CONFIG_ENV_SPI_CS		CONFIG_SF_DEFAULT_CS
143 /* 128K(two sectors) for env */
144 #  define CONFIG_ENV_SECT_SIZE	0x10000
145 #  define CONFIG_ENV_SIZE	(2 * CONFIG_ENV_SECT_SIZE)
146 /* Warning: adjust the offset in respect of other flash content and size */
147 #  define CONFIG_ENV_OFFSET	(128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */
148 # endif /* SPIFLASH && !RAMBOOT */
149 #else /* !SPIFLASH */
150 
151 /* ENV in RAM */
152 # define CONFIG_SYS_NO_FLASH	1
153 # define CONFIG_ENV_IS_NOWHERE	1
154 # define CONFIG_ENV_SIZE	0x1000
155 # define CONFIG_ENV_ADDR	(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
156 #endif /* !SPIFLASH */
157 #endif /* !FLASH */
158 
159 #if defined(XILINX_USE_ICACHE)
160 # define CONFIG_ICACHE
161 #else
162 # undef CONFIG_ICACHE
163 #endif
164 
165 #if defined(XILINX_USE_DCACHE)
166 # define CONFIG_DCACHE
167 #else
168 # undef CONFIG_DCACHE
169 #endif
170 
171 #ifndef XILINX_DCACHE_BYTE_SIZE
172 #define XILINX_DCACHE_BYTE_SIZE	32768
173 #endif
174 
175 /*
176  * BOOTP options
177  */
178 #define CONFIG_BOOTP_BOOTFILESIZE
179 #define CONFIG_BOOTP_BOOTPATH
180 #define CONFIG_BOOTP_GATEWAY
181 #define CONFIG_BOOTP_HOSTNAME
182 
183 /*
184  * Command line configuration.
185  */
186 #define CONFIG_CMD_ASKENV
187 #define CONFIG_CMD_IRQ
188 #define CONFIG_CMD_MFSL
189 
190 #if defined(CONFIG_DCACHE) || defined(CONFIG_ICACHE)
191 # define CONFIG_CMD_CACHE
192 #else
193 # undef CONFIG_CMD_CACHE
194 #endif
195 
196 #if defined(FLASH)
197 # define CONFIG_CMD_JFFS2
198 # define CONFIG_CMD_UBI
199 # undef CONFIG_CMD_UBIFS
200 
201 # if !defined(RAMENV)
202 #  define CONFIG_CMD_SAVES
203 # endif
204 
205 #else
206 #if defined(SPIFLASH)
207 # define CONFIG_CMD_SF
208 
209 # if !defined(RAMENV)
210 #  define CONFIG_CMD_SAVES
211 # endif
212 #else
213 # undef CONFIG_CMD_JFFS2
214 # undef CONFIG_CMD_UBI
215 # undef CONFIG_CMD_UBIFS
216 #endif
217 #endif
218 
219 #if defined(CONFIG_CMD_JFFS2)
220 # define CONFIG_MTD_PARTITIONS
221 #endif
222 
223 #if defined(CONFIG_CMD_UBIFS)
224 # define CONFIG_CMD_UBI
225 # define CONFIG_LZO
226 #endif
227 
228 #if defined(CONFIG_CMD_UBI)
229 # define CONFIG_MTD_PARTITIONS
230 # define CONFIG_RBTREE
231 #endif
232 
233 #if defined(CONFIG_MTD_PARTITIONS)
234 /* MTD partitions */
235 #define CONFIG_CMD_MTDPARTS	/* mtdparts command line support */
236 #define CONFIG_MTD_DEVICE	/* needed for mtdparts commands */
237 #define CONFIG_FLASH_CFI_MTD
238 #define MTDIDS_DEFAULT		"nor0=flash-0"
239 
240 /* default mtd partition table */
241 #define MTDPARTS_DEFAULT	"mtdparts=flash-0:256k(u-boot),"\
242 				"256k(env),3m(kernel),1m(romfs),"\
243 				"1m(cramfs),-(jffs2)"
244 #endif
245 
246 /* size of console buffer */
247 #define	CONFIG_SYS_CBSIZE	512
248  /* print buffer size */
249 #define	CONFIG_SYS_PBSIZE \
250 		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
251 /* max number of command args */
252 #define	CONFIG_SYS_MAXARGS	15
253 #define	CONFIG_SYS_LONGHELP
254 /* default load address */
255 #define	CONFIG_SYS_LOAD_ADDR	0
256 
257 #define	CONFIG_BOOTDELAY	-1	/* -1 disables auto-boot */
258 #define	CONFIG_BOOTARGS		"root=romfs"
259 #define	CONFIG_HOSTNAME		XILINX_BOARD_NAME
260 #define	CONFIG_BOOTCOMMAND	"base 0;tftp 11000000 image.img;bootm"
261 #define	CONFIG_IPADDR		192.168.0.3
262 #define	CONFIG_SERVERIP		192.168.0.5
263 #define	CONFIG_GATEWAYIP	192.168.0.1
264 
265 /* architecture dependent code */
266 #define	CONFIG_SYS_USR_EXCEP	/* user exception */
267 
268 #define	CONFIG_PREBOOT	"echo U-BOOT for ${hostname};setenv preboot;echo"
269 
270 #define	CONFIG_EXTRA_ENV_SETTINGS	"unlock=yes\0" \
271 					"nor0=flash-0\0"\
272 					"mtdparts=mtdparts=flash-0:"\
273 					"256k(u-boot),256k(env),3m(kernel),"\
274 					"1m(romfs),1m(cramfs),-(jffs2)\0"\
275 					"nc=setenv stdout nc;"\
276 					"setenv stdin nc\0" \
277 					"serial=setenv stdout serial;"\
278 					"setenv stdin serial\0"
279 
280 #define CONFIG_CMDLINE_EDITING
281 
282 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
283 
284 /* Use the HUSH parser */
285 #define CONFIG_SYS_HUSH_PARSER
286 
287 /* Enable flat device tree support */
288 #define CONFIG_LMB		1
289 #define CONFIG_OF_LIBFDT	1
290 
291 #if defined(CONFIG_XILINX_AXIEMAC)
292 # define CONFIG_MII		1
293 # define CONFIG_CMD_MII		1
294 # define CONFIG_PHY_GIGE	1
295 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN	1
296 # define CONFIG_PHY_ATHEROS	1
297 # define CONFIG_PHY_BROADCOM	1
298 # define CONFIG_PHY_DAVICOM	1
299 # define CONFIG_PHY_LXT		1
300 # define CONFIG_PHY_MARVELL	1
301 # define CONFIG_PHY_MICREL	1
302 # define CONFIG_PHY_MICREL_KSZ9021
303 # define CONFIG_PHY_NATSEMI	1
304 # define CONFIG_PHY_REALTEK	1
305 # define CONFIG_PHY_VITESSE	1
306 #else
307 # undef CONFIG_MII
308 # undef CONFIG_CMD_MII
309 #endif
310 
311 /* SPL part */
312 #define CONFIG_CMD_SPL
313 #define CONFIG_SPL_FRAMEWORK
314 #define CONFIG_SPL_LIBCOMMON_SUPPORT
315 #define CONFIG_SPL_LIBGENERIC_SUPPORT
316 #define CONFIG_SPL_SERIAL_SUPPORT
317 #define CONFIG_SPL_BOARD_INIT
318 
319 #define CONFIG_SPL_LDSCRIPT	"arch/microblaze/cpu/u-boot-spl.lds"
320 
321 #define CONFIG_SPL_RAM_DEVICE
322 #ifdef CONFIG_SYS_FLASH_BASE
323 # define CONFIG_SPL_NOR_SUPPORT
324 # define CONFIG_SYS_UBOOT_BASE		CONFIG_SYS_FLASH_BASE
325 #endif
326 
327 /* for booting directly linux */
328 #define CONFIG_SPL_OS_BOOT
329 
330 #define CONFIG_SYS_OS_BASE		(CONFIG_SYS_FLASH_BASE + \
331 					 0x60000)
332 #define CONFIG_SYS_FDT_BASE		(CONFIG_SYS_FLASH_BASE + \
333 					 0x40000)
334 #define CONFIG_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_TEXT_BASE + \
335 					 0x1000000)
336 
337 /* SP location before relocation, must use scratch RAM */
338 /* BRAM start */
339 #define CONFIG_SYS_INIT_RAM_ADDR	0x0
340 /* BRAM size - will be generated */
341 #define CONFIG_SYS_INIT_RAM_SIZE	0x100000
342 
343 # define CONFIG_SPL_STACK_ADDR		(CONFIG_SYS_INIT_RAM_ADDR + \
344 					 CONFIG_SYS_INIT_RAM_SIZE - \
345 					 CONFIG_SYS_MALLOC_F_LEN)
346 
347 /* Just for sure that there is a space for stack */
348 #define CONFIG_SPL_STACK_SIZE		0x100
349 
350 #define CONFIG_SYS_UBOOT_START		CONFIG_SYS_TEXT_BASE
351 
352 #define CONFIG_SPL_MAX_FOOTPRINT	(CONFIG_SYS_INIT_RAM_SIZE - \
353 					 CONFIG_SYS_INIT_RAM_ADDR - \
354 					 CONFIG_SYS_MALLOC_F_LEN - \
355 					 CONFIG_SPL_STACK_SIZE)
356 
357 #endif	/* __CONFIG_H */
358