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
|
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2008
* Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com.
*
* Wolfgang Denk <wd@denx.de>
* Copyright 2004 Freescale Semiconductor.
* (C) Copyright 2002,2003 Motorola,Inc.
* Xianghua Xiao <X.Xiao@motorola.com>
*/
/*
* Socrates
*/
#ifndef __CONFIG_H
#define __CONFIG_H
/* High Level Configuration Options */
#define CONFIG_SOCRATES 1
/*
* Only possible on E500 Version 2 or newer cores.
*/
/*
* sysclk for MPC85xx
*
* Two valid values are:
* 33000000
* 66000000
*
* Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
* is likely the desired value here, so that is now the default.
* The board, however, can run at 66MHz. In any event, this value
* must match the settings of some switches. Details can be found
* in the README.mpc85xxads.
*/
/*
* These can be toggled for performance analysis, otherwise use default.
*/
#define CONFIG_L2_CACHE /* toggle L2 cache */
#define CFG_SYS_INIT_DBCR DBCR_IDM /* Enable Debug Exceptions */
#undef CFG_SYS_DRAM_TEST /* memory test, takes time */
#define CFG_SYS_CCSRBAR 0xE0000000
#define CFG_SYS_CCSRBAR_PHYS_LOW CFG_SYS_CCSRBAR
/* DDR Setup */
#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup */
#define CONFIG_MEM_INIT_VALUE 0xDeadBeef
#define CFG_SYS_DDR_SDRAM_BASE 0x00000000
#define CFG_SYS_SDRAM_BASE CFG_SYS_DDR_SDRAM_BASE
#define CONFIG_VERY_BIG_RAM
/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS 0x50 /* CTLR 0 DIMM 0 */
/* Hardcoded values, to use instead of SPD */
#define CFG_SYS_DDR_CS0_BNDS 0x0000000f
#define CFG_SYS_DDR_CS0_CONFIG 0x80010102
#define CFG_SYS_DDR_TIMING_0 0x00260802
#define CFG_SYS_DDR_TIMING_1 0x3935D322
#define CFG_SYS_DDR_TIMING_2 0x14904CC8
#define CFG_SYS_DDR_MODE 0x00480432
#define CFG_SYS_DDR_INTERVAL 0x030C0100
#define CFG_SYS_DDR_CONFIG_2 0x04400000
#define CFG_SYS_DDR_CONFIG 0xC3008000
#define CFG_SYS_DDR_CLK_CONTROL 0x03800000
#define CFG_SYS_SDRAM_SIZE 256 /* in Megs */
/*
* Flash on the LocalBus
*/
#define CFG_SYS_FLASH0 0xFE000000
#define CFG_SYS_FLASH1 0xFC000000
#define CFG_SYS_FLASH_BANKS_LIST { CFG_SYS_FLASH1, CFG_SYS_FLASH0 }
#define CFG_SYS_LBC_FLASH_BASE CFG_SYS_FLASH1 /* Localbus flash start */
#define CFG_SYS_FLASH_BASE CFG_SYS_LBC_FLASH_BASE /* start of FLASH */
#define CFG_SYS_LBC_LCRR 0x00030004 /* LB clock ratio reg */
#define CFG_SYS_LBC_LBCR 0x00000000 /* LB config reg */
#define CFG_SYS_LBC_LSRT 0x20000000 /* LB sdram refresh timer */
#define CFG_SYS_LBC_MRTPR 0x20000000 /* LB refresh timer presc.*/
#define CFG_SYS_INIT_RAM_ADDR 0xe4010000 /* Initial RAM address */
#define CFG_SYS_INIT_RAM_SIZE 0x4000 /* Size used area in RAM*/
#define CFG_SYS_INIT_SP_OFFSET (CFG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
/* FPGA and NAND */
#define CFG_SYS_FPGA_BASE 0xc0000000
#define CFG_SYS_FPGA_SIZE 0x00100000 /* 1 MB */
#define CFG_SYS_NAND_BASE (CFG_SYS_FPGA_BASE + 0x70)
/* LIME GDC */
#define CFG_SYS_LIME_BASE 0xc8000000
/*
* General PCI
* Memory space is mapped 1-1.
*/
#define CFG_SYS_PCI1_MEM_PHYS 0x80000000
#define CFG_SYS_PCI1_IO_PHYS 0xE2000000
#define CONFIG_TSEC1 1
#define CONFIG_TSEC1_NAME "TSEC0"
#define CONFIG_TSEC3 1
#define CONFIG_TSEC3_NAME "TSEC1"
#undef CONFIG_MPC85XX_FEC
#define TSEC1_PHY_ADDR 0
#define TSEC3_PHY_ADDR 1
#define TSEC1_PHYIDX 0
#define TSEC3_PHYIDX 0
#define TSEC1_FLAGS TSEC_GIGABIT
#define TSEC3_FLAGS TSEC_GIGABIT
/* Options are: TSEC[0,1] */
/*
* Miscellaneous configurable options
*/
/*
* For booting Linux, the board info and command line data
* have to be in the first 8 MB of memory, since this is
* the maximum mapped by the Linux kernel during initialization.
*/
#define CFG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"consdev=ttyS0\0" \
"uboot_file=/home/tftp/syscon3/u-boot.bin\0" \
"bootfile=/home/tftp/syscon3/uImage\0" \
"fdt_file=/home/tftp/syscon3/socrates.dtb\0" \
"initrd_file=/home/tftp/syscon3/uinitrd.gz\0" \
"uboot_addr=FFF60000\0" \
"kernel_addr=FE000000\0" \
"fdt_addr=FE1E0000\0" \
"ramdisk_addr=FE200000\0" \
"fdt_addr_r=B00000\0" \
"kernel_addr_r=200000\0" \
"ramdisk_addr_r=400000\0" \
"rootpath=/opt/eldk/ppc_85xxDP\0" \
"ramargs=setenv bootargs root=/dev/ram rw\0" \
"nfsargs=setenv bootargs root=/dev/nfs rw " \
"nfsroot=$serverip:$rootpath\0" \
"addcons=setenv bootargs $bootargs " \
"console=$consdev,$baudrate\0" \
"addip=setenv bootargs $bootargs " \
"ip=$ipaddr:$serverip:$gatewayip:$netmask" \
":$hostname:$netdev:off panic=1\0" \
"boot_nor=run ramargs addcons;" \
"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
"net_nfs=tftp ${kernel_addr_r} ${bootfile}; " \
"tftp ${fdt_addr_r} ${fdt_file}; " \
"run nfsargs addip addcons;" \
"bootm ${kernel_addr_r} - ${fdt_addr_r}\0" \
"update_uboot=tftp 100000 ${uboot_file};" \
"protect off fff60000 ffffffff;" \
"era fff60000 ffffffff;" \
"cp.b 100000 fff60000 ${filesize};" \
"setenv filesize;saveenv\0" \
"update_kernel=tftp 100000 ${bootfile};" \
"era fe000000 fe1dffff;" \
"cp.b 100000 fe000000 ${filesize};" \
"setenv filesize;saveenv\0" \
"update_fdt=tftp 100000 ${fdt_file};" \
"era fe1e0000 fe1fffff;" \
"cp.b 100000 fe1e0000 ${filesize};" \
"setenv filesize;saveenv\0" \
"update_initrd=tftp 100000 ${initrd_file};" \
"era fe200000 fe9fffff;" \
"cp.b 100000 fe200000 ${filesize};" \
"setenv filesize;saveenv\0" \
"clean_data=era fea00000 fff5ffff\0" \
"usbargs=setenv bootargs root=/dev/sda1 rw\0" \
"load_usb=usb start;" \
"ext2load usb 0:1 ${kernel_addr_r} /boot/uImage\0" \
"boot_usb=run load_usb usbargs addcons;" \
"bootm ${kernel_addr_r} - ${fdt_addr};" \
"bootm ${kernel_addr} ${ramdisk_addr} ${fdt_addr}\0" \
""
/* pass open firmware flat tree */
#endif /* __CONFIG_H */
|