aboutsummaryrefslogtreecommitdiff
path: root/include/configs/amcc-common.h
blob: 580d079ed1a8a34f3f519eaf5d747b98cb03ad76 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
/*
 * (C) Copyright 2008, 2009
 * Stefan Roese, DENX Software Engineering, sr@denx.de.
 *
 * Common configuration options for all AMCC boards
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __AMCC_COMMON_H
#define __AMCC_COMMON_H

#define CONFIG_SYS_SDRAM_BASE		0x00000000	/* _must_ be 0		*/
#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* Start of U-Boot	*/
#define CONFIG_SYS_MONITOR_LEN		(0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
#define CONFIG_SYS_MALLOC_LEN		(1 << 20)	/* Reserved for malloc	*/

/*
 * UART
 */
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE	1
#define CONFIG_SYS_NS16550_CLK		get_serial_clock()
#define CONFIG_BAUDRATE		115200
#define CONFIG_SYS_BAUDRATE_TABLE  \
    {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

/*
 * I2C
 */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_PPC4XX
#define CONFIG_SYS_I2C_PPC4XX_CH0
#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0		0x7F

/*
 * Ethernet/EMAC/PHY
 */
#define CONFIG_PPC4xx_EMAC
#define CONFIG_MII			/* MII PHY management		*/
#define CONFIG_NETCONSOLE		/* include NetConsole support	*/
#if defined(CONFIG_440)
#define CONFIG_SYS_RX_ETH_BUFFER	32	/* number of eth rx buffers	*/
#else
#define CONFIG_SYS_RX_ETH_BUFFER	16	/* number of eth rx buffers	*/
#endif

/*
 * Commands
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_ASKENV
#if defined(CONFIG_440)
#define CONFIG_CMD_CACHE
#endif
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_DIAG
#define CONFIG_CMD_EEPROM
#define CONFIG_CMD_ELF
#define CONFIG_CMD_GREPENV
#define CONFIG_CMD_I2C
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_MII
#define CONFIG_CMD_NET
#define CONFIG_CMD_NFS
#define CONFIG_CMD_PING
#define CONFIG_CMD_REGINFO
#define CONFIG_CMD_SETEXPR

/*
 * Miscellaneous configurable options
 */
#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
#define CONFIG_SYS_LONGHELP			/* undef to save memory		*/
#define CONFIG_SYS_PROMPT		"=> "	/* Monitor Command Prompt	*/
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size	*/
#else
#define CONFIG_SYS_CBSIZE		256	/* Console I/O Buffer Size	*/
#endif
#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)
#define CONFIG_SYS_MAXARGS		16	/* max number of command args	*/
#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size	*/

#define CONFIG_SYS_MEMTEST_START	0x0400000 /* memtest works on		*/
#define CONFIG_SYS_MEMTEST_END		0x0C00000 /* 4 ... 12 MB in DRAM	*/

#define CONFIG_SYS_LOAD_ADDR		0x100000  /* default load address	*/
#define CONFIG_SYS_EXTBDINFO			/* To use extended board_into (bd_t) */

#define CONFIG_SYS_HZ			1000	/* decrementer freq: 1 ms ticks	*/

#define CONFIG_CMDLINE_EDITING		/* add command line history	*/
#define CONFIG_AUTO_COMPLETE		/* add autocompletion support	*/
#define CONFIG_LOOPW			/* enable loopw command         */
#define CONFIG_MX_CYCLIC		/* enable mdc/mwc commands      */
#define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
#define CONFIG_VERSION_VARIABLE 	/* include version env variable */
#define CONFIG_SYS_CONSOLE_INFO_QUIET	/* don't print console @ startup*/

#define CONFIG_SYS_HUSH_PARSER		/* Use the HUSH parser		*/

#define CONFIG_LOADS_ECHO		/* echo on for serial download	*/
#define CONFIG_SYS_LOADS_BAUD_CHANGE	/* allow baudrate change	*/

#define CONFIG_REGEX			/* Enable regular expression support */
/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#define CONFIG_BOOTP_SUBNETMASK

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 16 MB of memory, since this is
 * the maximum mapped by the 40x Linux kernel during initialization.
 */
#define CONFIG_SYS_BOOTMAPSZ		(16 << 20) /* Initial Memory map for Linux */
#define CONFIG_SYS_BOOTM_LEN		(16 << 20) /* Increase max gunzip size */

/*
 * Internal Definitions
 */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port*/
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use	*/
#endif

/*
 * Pass open firmware flat tree
 */
#define CONFIG_OF_LIBFDT
#define CONFIG_OF_BOARD_SETUP
/* Update size in "reg" property of NOR FLASH device tree nodes */
#define CONFIG_FDT_FIXUP_NOR_FLASH_SIZE

/*
 * Booting and default environment
 */
#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo"
#define CONFIG_BOOTCOMMAND	"run flash_self"

/*
 * Only very few boards have default console not on ttyS0 (like Taishan)
 */
#if !defined(CONFIG_USE_TTY)
#define CONFIG_USE_TTY	ttyS0
#endif

/*
 * Only very few boards have default netdev not set to eth0 (like Arches)
 */
#if !defined(CONFIG_USE_NETDEV)
#define CONFIG_USE_NETDEV	eth0
#endif

/*
 * Only some 4xx PPC's are equipped with an FPU
 */
#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \
    defined(CONFIG_460EX) || defined(CONFIG_460GT)
#define CONFIG_AMCC_DEF_ENV_ROOTPATH	"rootpath=/opt/eldk/ppc_4xxFP\0"
#else
#define CONFIG_AMCC_DEF_ENV_ROOTPATH	"rootpath=/opt/eldk/ppc_4xx\0"
#endif

/*
 * Only some boards need to extend the bootargs by some additional
 * parameters (like Makalu)
 */
#if !defined(CONFIG_ADDMISC)
#define CONFIG_ADDMISC	"addmisc=setenv bootargs ${bootargs}\0"
#endif

/*
 * General common environment variables shared on all AMCC eval boards
 */
#define CONFIG_AMCC_DEF_ENV						\
	"netdev=" __stringify(CONFIG_USE_NETDEV) "\0"				\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=${serverip}:${rootpath}\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs ${bootargs} "				\
		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
		":${hostname}:${netdev}:off panic=1\0"			\
	"addtty=setenv bootargs ${bootargs}"				\
		" console=" __stringify(CONFIG_USE_TTY) ",${baudrate}\0"	\
	CONFIG_ADDMISC							\
	"initrd_high=30000000\0"					\
	"kernel_addr_r=1000000\0"					\
	"fdt_addr_r=1800000\0"						\
	"ramdisk_addr_r=1900000\0"					\
	"hostname=" __stringify(CONFIG_HOSTNAME) "\0"				\
	"bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0"			\
	"ramdisk_file=" __stringify(CONFIG_HOSTNAME) "/uRamdisk\0"		\
	CONFIG_AMCC_DEF_ENV_ROOTPATH

/*
 * Default environment for arch/powerpc booting
 * for boards that are ported to arch/powerpc
 */
#define CONFIG_AMCC_DEF_ENV_POWERPC					\
	"flash_self=run ramargs addip addtty addmisc;"			\
		"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0"	\
	"flash_nfs=run nfsargs addip addtty addmisc;"			\
		"bootm ${kernel_addr} - ${fdt_addr}\0"			\
	"net_nfs=tftp ${kernel_addr_r} ${bootfile}; "			\
		"tftp ${fdt_addr_r} ${fdt_file}; "			\
		"run nfsargs addip addtty addmisc;"			\
		"bootm ${kernel_addr_r} - ${fdt_addr_r}\0"		\
	"net_self_load=tftp ${kernel_addr_r} ${bootfile};"		\
		"tftp ${fdt_addr_r} ${fdt_file};"			\
		"tftp ${ramdisk_addr_r} ${ramdisk_file};\0"		\
	"net_self=run net_self_load;"					\
		"run ramargs addip addtty addmisc;"			\
		"bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
	"fdt_file=" __stringify(CONFIG_HOSTNAME) "/" __stringify(CONFIG_HOSTNAME) ".dtb\0"

/*
 * Default environment for arch/ppc booting,
 * for boards that are not ported to arch/powerpc yet
 */
#define CONFIG_AMCC_DEF_ENV_PPC						\
	"flash_self=run ramargs addip addtty addmisc;"			\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"flash_nfs=run nfsargs addip addtty addmisc;"			\
		"bootm ${kernel_addr}\0"				\
	"net_nfs=tftp ${kernel_addr_r} ${bootfile};"			\
		"run nfsargs addip addtty addmisc;"			\
		"bootm ${kernel_addr_r}\0"

/*
 * Default environment for arch/ppc booting (old version),
 * for boards that are ported to arch/ppc and arch/powerpc
 */
#define CONFIG_AMCC_DEF_ENV_PPC_OLD					\
	"flash_self_old=run ramargs addip addtty addmisc;"		\
		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
	"flash_nfs_old=run nfsargs addip addtty addmisc;"		\
		"bootm ${kernel_addr}\0"				\
	"net_nfs_old=tftp ${kernel_addr_r} ${bootfile};"		\
		"run nfsargs addip addtty addmisc;"			\
		"bootm ${kernel_addr_r}\0"

#define CONFIG_AMCC_DEF_ENV_NOR_UPD					\
	"u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.bin\0"		\
	"load=tftp 200000 ${u-boot}\0"					\
	"update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
		"era " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
		"cp.b ${fileaddr} " __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
	"upd=run load update\0"						\

#define CONFIG_AMCC_DEF_ENV_NAND_UPD					\
	"u-boot-nand=" __stringify(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"\
	"nload=tftp 200000 ${u-boot-nand}\0"				\
	"nupdate=nand erase 0 100000;nand write 200000 0 100000\0"	\
	"nupd=run nload nupdate\0"

#endif /* __AMCC_COMMON_H */