1 /*
2  * (C) Copyright 2007
3  * Stefan Roese, DENX Software Engineering, sr@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 /************************************************************************
9  * zeus.h - configuration for Zeus board
10  ***********************************************************************/
11 #ifndef __CONFIG_H
12 #define __CONFIG_H
13 
14 /*-----------------------------------------------------------------------
15  * High Level Configuration Options
16  *----------------------------------------------------------------------*/
17 #define CONFIG_ZEUS		1		/* Board is Zeus	*/
18 #define CONFIG_405EP		1		/* Specifc 405EP support*/
19 
20 #define	CONFIG_SYS_TEXT_BASE	0xFFFC0000
21 
22 #define CONFIG_SYS_CLK_FREQ     33000000 /* external frequency to pll   */
23 
24 #define CONFIG_BOARD_EARLY_INIT_F 1		/* Call board_early_init_f */
25 #define CONFIG_MISC_INIT_R	1		/* Call misc_init_r	*/
26 
27 #define PLLMR0_DEFAULT		PLLMR0_333_111_55_111
28 #define PLLMR1_DEFAULT		PLLMR1_333_111_55_111
29 
30 #define CONFIG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
31 
32 #define CONFIG_OVERWRITE_ETHADDR_ONCE	1
33 
34 #define CONFIG_PPC4xx_EMAC
35 #define CONFIG_MII		1	/* MII PHY management		*/
36 #define CONFIG_PHY_ADDR		0x01	/* PHY address			*/
37 #define CONFIG_HAS_ETH1		1
38 #define CONFIG_PHY1_ADDR	0x11	/* EMAC1 PHY address		*/
39 #define CONFIG_SYS_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */
40 #define CONFIG_PHY_RESET	1
41 #define CONFIG_PHY_RESET_DELAY	300	/* PHY RESET recovery delay	*/
42 
43 /*
44  * BOOTP options
45  */
46 #define CONFIG_BOOTP_BOOTFILESIZE
47 #define CONFIG_BOOTP_BOOTPATH
48 #define CONFIG_BOOTP_GATEWAY
49 #define CONFIG_BOOTP_HOSTNAME
50 
51 /*
52  * Command line configuration.
53  */
54 #define CONFIG_CMD_ASKENV
55 #define CONFIG_CMD_CACHE
56 #define CONFIG_CMD_DHCP
57 #define CONFIG_CMD_DIAG
58 #define CONFIG_CMD_EEPROM
59 #define CONFIG_CMD_ELF
60 #define CONFIG_CMD_I2C
61 #define CONFIG_CMD_IRQ
62 #define CONFIG_CMD_MII
63 #define CONFIG_CMD_PING
64 #define CONFIG_CMD_REGINFO
65 
66 /* POST support */
67 #define CONFIG_POST		(CONFIG_SYS_POST_MEMORY   | \
68 				 CONFIG_SYS_POST_CPU	   | \
69 				 CONFIG_SYS_POST_CACHE	   | \
70 				 CONFIG_SYS_POST_UART	   | \
71 				 CONFIG_SYS_POST_ETHER)
72 
73 #define CONFIG_SYS_POST_ETHER_EXT_LOOPBACK	/* eth POST using ext loopack connector	*/
74 
75 /* Define here the base-addresses of the UARTs to test in POST */
76 #define CONFIG_SYS_POST_UART_TABLE	{ CONFIG_SYS_NS16550_COM1 }
77 
78 #define CONFIG_LOGBUFFER
79 #define CONFIG_SYS_POST_CACHE_ADDR	0x00800000 /* free virtual address	*/
80 
81 #define CONFIG_SYS_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */
82 
83 #undef CONFIG_WATCHDOG			/* watchdog disabled		*/
84 
85 /*-----------------------------------------------------------------------
86  * SDRAM
87  *----------------------------------------------------------------------*/
88 /*
89  * SDRAM configuration (please see cpu/ppc/sdram.[ch])
90  */
91 #define CONFIG_SDRAM_BANK0	1	/* init onboard SDRAM bank 0 */
92 #define CONFIG_SDRAM_BANK1	1	/* init onboard SDRAM bank 1 */
93 
94 /* SDRAM timings used in datasheet */
95 #define CONFIG_SYS_SDRAM_CL            3	/* CAS latency */
96 #define CONFIG_SYS_SDRAM_tRP           20	/* PRECHARGE command period */
97 #define CONFIG_SYS_SDRAM_tRC           66	/* ACTIVE-to-ACTIVE command period */
98 #define CONFIG_SYS_SDRAM_tRCD          20	/* ACTIVE-to-READ delay */
99 #define CONFIG_SYS_SDRAM_tRFC		66	/* Auto refresh period */
100 
101 /*-----------------------------------------------------------------------
102  * Serial Port
103  *----------------------------------------------------------------------*/
104 #define CONFIG_CONS_INDEX	1
105 #define CONFIG_SYS_NS16550
106 #define CONFIG_SYS_NS16550_SERIAL
107 #define CONFIG_SYS_NS16550_REG_SIZE	1
108 #define CONFIG_SYS_NS16550_CLK		get_serial_clock()
109 #undef	CONFIG_SYS_EXT_SERIAL_CLOCK			/* external serial clock */
110 #define CONFIG_SYS_BASE_BAUD	691200
111 #define CONFIG_BAUDRATE		115200
112 
113 #define CONFIG_SYS_BAUDRATE_TABLE  \
114     {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
115 
116 /*-----------------------------------------------------------------------
117  * Miscellaneous configurable options
118  *----------------------------------------------------------------------*/
119 #define CONFIG_SYS_LONGHELP			/* undef to save memory		*/
120 #if defined(CONFIG_CMD_KGDB)
121 #define CONFIG_SYS_CBSIZE	        1024	/* Console I/O Buffer Size	*/
122 #else
123 #define CONFIG_SYS_CBSIZE	        256	/* Console I/O Buffer Size	*/
124 #endif
125 #define CONFIG_SYS_PBSIZE              (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
126 #define CONFIG_SYS_MAXARGS	        16	/* max number of command args	*/
127 #define CONFIG_SYS_BARGSIZE	        CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size	*/
128 
129 #define CONFIG_SYS_MEMTEST_START	0x0400000 /* memtest works on		*/
130 #define CONFIG_SYS_MEMTEST_END		0x0C00000 /* 4 ... 12 MB in DRAM	*/
131 
132 #define CONFIG_SYS_LOAD_ADDR		0x100000  /* default load address	*/
133 #define CONFIG_SYS_EXTBDINFO		1	/* To use extended board_into (bd_t) */
134 
135 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
136 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/
137 
138 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
139 #define CONFIG_LOOPW            1       /* enable loopw command         */
140 #define CONFIG_MX_CYCLIC        1       /* enable mdc/mwc commands      */
141 #define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
142 #define CONFIG_VERSION_VARIABLE 1	/* include version env variable */
143 
144 /*-----------------------------------------------------------------------
145  * I2C
146  *----------------------------------------------------------------------*/
147 #define CONFIG_SYS_I2C
148 #define CONFIG_SYS_I2C_PPC4XX
149 #define CONFIG_SYS_I2C_PPC4XX_CH0
150 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0		400000
151 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0		0x7F
152 
153 /* these are for the ST M24C02 2kbit serial i2c eeprom */
154 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50		/* base address */
155 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1		/* bytes of address */
156 /* mask of address bits that overflow into the "EEPROM chip address"    */
157 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW	0x07
158 
159 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	3	/* 8 byte write page size */
160 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* and takes up to 10 msec */
161 
162 /*
163  * The layout of the I2C EEPROM, used for bootstrap setup and for board-
164  * specific values, like ethaddr... that can be restored via the sw-reset
165  * button
166  */
167 #define FACTORY_RESET_I2C_EEPROM	0x50
168 #define FACTORY_RESET_ENV_OFFS		0x80
169 #define FACTORY_RESET_ENV_SIZE		0x80
170 
171 /*-----------------------------------------------------------------------
172  * Start addresses for the final memory configuration
173  * (Set up by the startup code)
174  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
175  */
176 #define CONFIG_SYS_SDRAM_BASE		0x00000000
177 #define CONFIG_SYS_FLASH_BASE		0xFF000000
178 #define CONFIG_SYS_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
179 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
180 #define CONFIG_SYS_MONITOR_BASE	(-CONFIG_SYS_MONITOR_LEN)
181 
182 /*
183  * For booting Linux, the board info and command line data
184  * have to be in the first 8 MB of memory, since this is
185  * the maximum mapped by the Linux kernel during initialization.
186  */
187 #define CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
188 
189 /*-----------------------------------------------------------------------
190  * FLASH organization
191  */
192 #define CONFIG_SYS_FLASH_CFI				/* The flash is CFI compatible	*/
193 #define CONFIG_FLASH_CFI_DRIVER			/* Use common CFI driver	*/
194 
195 #define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE }
196 
197 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
198 #define CONFIG_SYS_MAX_FLASH_SECT	512	/* max number of sectors on one chip	*/
199 
200 #define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
201 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/
202 
203 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1	/* use buffered writes (20x faster)	*/
204 #define CONFIG_SYS_FLASH_PROTECTION	1	/* use hardware flash protection	*/
205 
206 #define CONFIG_SYS_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */
207 #define CONFIG_SYS_FLASH_QUIET_TEST	1	/* don't warn upon unknown flash	*/
208 
209 #ifdef CONFIG_ENV_IS_IN_FLASH
210 #define CONFIG_ENV_SECT_SIZE	0x20000	/* size of one complete sector		*/
211 #define CONFIG_ENV_ADDR		((-CONFIG_SYS_MONITOR_LEN)-CONFIG_ENV_SECT_SIZE)
212 #define	CONFIG_ENV_SIZE		0x2000	/* Total Size of Environment Sector	*/
213 
214 /* Address and size of Redundant Environment Sector	*/
215 #define CONFIG_ENV_ADDR_REDUND	(CONFIG_ENV_ADDR-CONFIG_ENV_SECT_SIZE)
216 #define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)
217 #endif
218 
219 /*-----------------------------------------------------------------------
220  * Definitions for initial stack pointer and data area (in data cache)
221  */
222 /* use on chip memory (OCM) for temperary stack until sdram is tested */
223 #define CONFIG_SYS_TEMP_STACK_OCM	1
224 
225 /* On Chip Memory location */
226 #define CONFIG_SYS_OCM_DATA_ADDR	0xF8000000
227 #define CONFIG_SYS_OCM_DATA_SIZE	0x1000
228 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_OCM_DATA_ADDR /* inside of OCM		*/
229 #define CONFIG_SYS_INIT_RAM_SIZE	CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM	*/
230 
231 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
232 /* reserve some memory for POST and BOOT limit info */
233 #define CONFIG_SYS_INIT_SP_OFFSET	(CONFIG_SYS_GBL_DATA_OFFSET - 16)
234 
235 /* extra data in OCM */
236 #define CONFIG_SYS_POST_MAGIC		\
237 		(CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 8)
238 #define CONFIG_SYS_POST_VAL		\
239 		(CONFIG_SYS_OCM_DATA_ADDR + CONFIG_SYS_GBL_DATA_OFFSET - 12)
240 
241 /*-----------------------------------------------------------------------
242  * External Bus Controller (EBC) Setup
243  */
244 
245 /* Memory Bank 0 (Flash 16M) initialization					*/
246 #define CONFIG_SYS_EBC_PB0AP		0x05815600
247 #define CONFIG_SYS_EBC_PB0CR		0xFF09A000  /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit  */
248 
249 /*-----------------------------------------------------------------------
250  * Definitions for GPIO setup (PPC405EP specific)
251  *
252  * GPIO0[0]     - External Bus Controller BLAST output
253  * GPIO0[1-9]   - Instruction trace outputs
254  * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
255  * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
256  * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
257  * GPIO0[24-27] - UART0 control signal inputs/outputs
258  * GPIO0[28-29] - UART1 data signal input/output
259  * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
260  */
261 #define CONFIG_SYS_GPIO0_OSRL		0x15555550	/* Chip selects */
262 #define CONFIG_SYS_GPIO0_OSRH		0x00000110	/* UART_DTR-pin 27 alt out */
263 #define CONFIG_SYS_GPIO0_ISR1L		0x10000041	/* Pin 2, 12 is input */
264 #define CONFIG_SYS_GPIO0_ISR1H		0x15505440	/* OUT: LEDs 22/23; IN: pin12,2, NVALID# */
265 #define CONFIG_SYS_GPIO0_TSRL		0x00000000
266 #define CONFIG_SYS_GPIO0_TSRH		0x00000000
267 #define CONFIG_SYS_GPIO0_TCR		0xBFF68317	/* 3-state OUT: 22/23/29; 12,2 is not 3-state */
268 #define CONFIG_SYS_GPIO0_ODR		0x00000000
269 
270 #define CONFIG_SYS_GPIO_SW_RESET	1
271 #define CONFIG_SYS_GPIO_ZEUS_PE	12
272 #define CONFIG_SYS_GPIO_LED_RED	22
273 #define CONFIG_SYS_GPIO_LED_GREEN	23
274 
275 /* Time in milli-seconds */
276 #define CONFIG_SYS_TIME_POST		5000
277 #define CONFIG_SYS_TIME_FACTORY_RESET	10000
278 
279 #if defined(CONFIG_CMD_KGDB)
280 #define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */
281 #endif
282 
283 /*
284  * Pass open firmware flat tree
285  */
286 #define CONFIG_OF_LIBFDT
287 #define CONFIG_OF_BOARD_SETUP
288 
289 /* ENVIRONMENT VARS */
290 
291 #define CONFIG_PREBOOT		"echo;echo Welcome to Bulletendpoints board v1.1;echo"
292 #define CONFIG_IPADDR		192.168.1.10
293 #define CONFIG_SERVERIP		192.168.1.100
294 #define CONFIG_GATEWAYIP	192.168.1.100
295 #if 0
296 #define CONFIG_BOOTDELAY	-1	/* autoboot disabled        */
297 #else
298 #define CONFIG_BOOTDELAY	3	/* autoboot after 5 seconds */
299 #endif
300 
301 #define CONFIG_EXTRA_ENV_SETTINGS					\
302 	"logversion=2\0"                                                \
303 	"hostname=zeus\0"						\
304 	"netdev=eth0\0"							\
305 	"ethact=ppc_4xx_eth0\0"						\
306 	"netmask=255.255.255.0\0"					\
307 	"ramdisk_size=50000\0"						\
308 	"nfsargs=setenv bootargs root=/dev/nfs rw"			\
309 		" nfsroot=${serverip}:${rootpath}\0"			\
310 	"ramargs=setenv bootargs root=/dev/ram rw"			\
311 		" ramdisk_size=${ramdisk_size}\0"			\
312 	"addip=setenv bootargs ${bootargs} "				\
313 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
314 		":${hostname}:${netdev}:off panic=1\0"			\
315 	"addtty=setenv bootargs ${bootargs} console=ttyS0,"		\
316 		"${baudrate}\0"						\
317 	"net_nfs=tftp ${kernel_mem_addr} ${file_kernel};"		\
318 		"run nfsargs addip addtty;bootm\0"			\
319 	"net_ram=tftp ${kernel_mem_addr} ${file_kernel};"		\
320 		"tftp ${ramdisk_mem_addr} ${file_fs};"			\
321 		"run ramargs addip addtty;"				\
322 		"bootm ${kernel_mem_addr} ${ramdisk_mem_addr}\0"	\
323 	"rootpath=/target_fs/zeus\0"					\
324 	"kernel_fl_addr=ff000000\0"					\
325 	"kernel_mem_addr=200000\0"					\
326 	"ramdisk_fl_addr=ff300000\0"					\
327 	"ramdisk_mem_addr=4000000\0"					\
328 	"uboot_fl_addr=fffc0000\0"					\
329 	"uboot_mem_addr=100000\0"					\
330 	"file_uboot=/zeus/u-boot.bin\0"					\
331 	"tftp_uboot=tftp 100000 ${file_uboot}\0"			\
332 	"update_uboot=protect off fffc0000 ffffffff;"			\
333 		"era fffc0000 ffffffff;cp.b 100000 fffc0000 40000;"	\
334 		"protect on fffc0000 ffffffff\0"			\
335 	"upd_uboot=run tftp_uboot;run update_uboot\0"			\
336 	"file_kernel=/zeus/uImage_ba\0"					\
337 	"tftp_kernel=tftp 100000 ${file_kernel}\0"			\
338 	"update_kernel=protect off ff000000 ff17ffff;"			\
339 		"era ff000000 ff17ffff;cp.b 100000 ff000000 180000\0"	\
340 	"upd_kernel=run tftp_kernel;run update_kernel\0"		\
341 	"file_fs=/zeus/rootfs_ba.img\0"					\
342 	"tftp_fs=tftp 100000 ${file_fs}\0"				\
343 	"update_fs=protect off ff300000 ff87ffff;era ff300000 ff87ffff;"\
344 		"cp.b 100000 ff300000 580000\0"				\
345 	"upd_fs=run tftp_fs;run update_fs\0"				\
346 	"bootcmd=chkreset;run ramargs addip addtty addmisc;"		\
347 		"bootm ${kernel_fl_addr} ${ramdisk_fl_addr}\0"		\
348 	""
349 
350 #endif	/* __CONFIG_H */
351