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