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karo: tx6: add support for 16bit SDRAM bus width
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1 /*
2  * (C) Copyright 2003
3  * Masami Komiya <mkomiya@sonare.it>
4  *
5  * SPDX-License-Identifier:     GPL-2.0+ 
6  */
7
8 /*
9  * Config header file for TANBAC TB0229 board using an VR4131 CPU module
10  */
11
12 #ifndef __CONFIG_H
13 #define __CONFIG_H
14
15 #define CONFIG_MIPS32           1       /* MIPS 4Kc CPU core    */
16 #define CONFIG_TB0229           1       /* on a TB0229 Board    */
17
18 #ifndef CPU_CLOCK_RATE
19 #define CPU_CLOCK_RATE  200000000       /* 200 MHz clock for the MIPS core */
20 #endif
21 #define CPU_TCLOCK_RATE 16588800        /* 16.5888 MHz for TClock */
22
23 #define CONFIG_CONS_INDEX       1
24 #define CONFIG_BOOTDELAY        5       /* autoboot after 5 seconds     */
25
26 #define CONFIG_BAUDRATE         115200
27
28 #define CONFIG_TIMESTAMP                /* Print image info with timestamp */
29
30 #define CONFIG_PREBOOT  "echo;" \
31         "echo Type \\\"boot\\\" for the network boot using DHCP, TFTP and NFS;" \
32         "echo Type \\\"run netboot_initrd\\\" for the network boot with initrd;" \
33         "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
34         "echo Type \\\"run flash_local\\\" to mount local root filesystem;" \
35         "echo"
36
37 #undef  CONFIG_BOOTARGS
38
39 #define CONFIG_EXTRA_ENV_SETTINGS                                       \
40         "netboot=dhcp;tftp;run netargs; bootm\0"                        \
41         "nfsargs=setenv bootargs root=/dev/nfs ip=dhcp\0"               \
42         "localargs=setenv bootargs root=1F02 ip=dhcp\0"                 \
43         "addmisc=setenv bootargs ${bootargs} "                          \
44                 "console=ttyS0,${baudrate} "                            \
45                 "read-only=readonly\0"                                  \
46         "netargs=run nfsargs addmisc\0"                                 \
47         "flash_nfs=run nfsargs addmisc;"                                \
48                 "bootm ${kernel_addr}\0"                                \
49         "flash_local=run localargs addmisc;"                            \
50                 "bootm ${kernel_addr}\0"                                \
51         "netboot_initrd=dhcp;tftp;tftp 80600000 initrd;"                \
52                 "setenv bootargs root=/dev/ram ramdisk_size=8192 ip=dhcp;"\
53                 "run addmisc;"                                          \
54                 "bootm 80400000 80600000\0"                             \
55         "rootpath=/export/miniroot-mipsel\0"                            \
56         "autoload=no\0"                                                 \
57         "kernel_addr=BFC60000\0"                                        \
58         "ramdisk_addr=B0100000\0"                                       \
59         "u-boot=u-boot.bin\0"                                           \
60         "bootfile=uImage\0"                                             \
61         "load=dhcp;tftp 80400000 ${u-boot}\0"                           \
62         "load_kernel=dhcp;tftp 80400000 ${bootfile}\0"                  \
63         "update_uboot=run load;"                                        \
64                 "protect off BFC00000 BFC3FFFF;"                        \
65                 "erase BFC00000 BFC3FFFF;"                              \
66                 "cp.b 80400000 BFC00000 ${filesize}\0"                  \
67         "update_kernel=run load_kernel;"                                \
68                 "erase BFC60000 BFD5FFFF;"                              \
69                 "cp.b 80400000 BFC60000 ${filesize}\0"                  \
70         "initenv=erase bfc40000 bfc5ffff\0"                             \
71         ""
72 /*#define CONFIG_BOOTCOMMAND    "run flash_local" */
73 #define CONFIG_BOOTCOMMAND      "run netboot"
74
75
76 /*
77  * BOOTP options
78  */
79 #define CONFIG_BOOTP_BOOTFILESIZE
80 #define CONFIG_BOOTP_BOOTPATH
81 #define CONFIG_BOOTP_GATEWAY
82 #define CONFIG_BOOTP_HOSTNAME
83
84
85 /*
86  * Command line configuration.
87  */
88 #include <config_cmd_default.h>
89
90 #define CONFIG_CMD_ASKENV
91 #define CONFIG_CMD_DHCP
92 #define CONFIG_CMD_PING
93 #define CONFIG_CMD_PCI
94 #define CONFIG_CMD_ELF
95
96
97 /*
98  * Miscellaneous configurable options
99  */
100 #define CONFIG_SYS_LONGHELP                             /* undef to save memory      */
101 #define CONFIG_SYS_PROMPT               "# "            /* Monitor Command Prompt    */
102 #define CONFIG_SYS_CBSIZE               256             /* Console I/O Buffer Size   */
103 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)  /* Print Buffer Size */
104 #define CONFIG_SYS_MAXARGS              16              /* max number of command args*/
105
106 #define CONFIG_SYS_MALLOC_LEN           128*1024
107
108 #define CONFIG_SYS_BOOTPARAMS_LEN       128*1024
109
110 #define CONFIG_SYS_MIPS_TIMER_FREQ      (CPU_TCLOCK_RATE/4)
111
112 #define CONFIG_SYS_HZ                   1000
113
114 #define CONFIG_SYS_SDRAM_BASE           0x80000000
115
116 #define CONFIG_SYS_LOAD_ADDR            0x80400000      /* default load address */
117
118 #define CONFIG_SYS_MEMTEST_START        0x80000000
119 #define CONFIG_SYS_MEMTEST_END          0x80800000
120
121 /*-----------------------------------------------------------------------
122  * FLASH and environment organization
123  */
124 #define CONFIG_SYS_MAX_FLASH_BANKS      1       /* max number of memory banks */
125 #define CONFIG_SYS_MAX_FLASH_SECT       (128)   /* max number of sectors on one chip */
126
127 #define PHYS_FLASH_1            0xbfc00000 /* Flash Bank #1 */
128
129 /* The following #defines are needed to get flash environment right */
130 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
131 #define CONFIG_SYS_MONITOR_LEN          (192 << 10)
132
133 #define CONFIG_SYS_INIT_SP_OFFSET       0x400000
134
135 #define CONFIG_SYS_FLASH_BASE           PHYS_FLASH_1
136
137 /* timeout values are in ticks */
138 #define CONFIG_SYS_FLASH_ERASE_TOUT     (20 * CONFIG_SYS_HZ) /* Timeout for Flash Erase */
139 #define CONFIG_SYS_FLASH_WRITE_TOUT     (2 * CONFIG_SYS_HZ) /* Timeout for Flash Write */
140
141 #define CONFIG_ENV_IS_IN_FLASH  1
142
143 /* Address and size of Primary Environment Sector       */
144 #define CONFIG_ENV_ADDR         0xBFC40000
145 #define CONFIG_ENV_SIZE         0x20000
146
147 #define CONFIG_SYS_DIRECT_FLASH_TFTP
148
149 #define CONFIG_NR_DRAM_BANKS    1
150
151 /*-----------------------------------------------------------------------
152  * Cache Configuration
153  */
154 #define CONFIG_SYS_DCACHE_SIZE          16384
155 #define CONFIG_SYS_ICACHE_SIZE          16384
156 #define CONFIG_SYS_CACHELINE_SIZE       16
157
158 /*-----------------------------------------------------------------------
159  * Serial Configuration
160  */
161 #define CONFIG_SYS_NS16550
162 #define CONFIG_SYS_NS16550_SERIAL
163 #define CONFIG_SYS_NS16550_REG_SIZE      1
164 #define CONFIG_SYS_NS16550_CLK           18432000
165 #define CONFIG_SYS_NS16550_COM1  0xaf000800
166
167 /*-----------------------------------------------------------------------
168  * PCI stuff
169  */
170 #define CONFIG_PCI
171 #define CONFIG_PCI_PNP
172 #define CONFIG_EEPRO100
173 #define CONFIG_SYS_RX_ETH_BUFFER        8               /* use 8 rx buffer on eepro100  */
174
175 #define CONFIG_RTL8139
176
177 #endif  /* __CONFIG_H */