1 /* 2 * U-boot - Configuration file for CSP Minotaur board 3 * 4 * Thu Oct 25 15:30:44 CEST 2007 <hackfin@section5.ch> 5 * Minotaur config, brushed up for official uClinux dist. 6 * Parallel flash support disabled, SPI flash boot command 7 * added ('run flashboot'). 8 * 9 * Flash image map: 10 * 11 * 0x00000000 u-boot bootstrap 12 * 0x00010000 environment 13 * 0x00020000 u-boot code 14 * 0x00030000 uImage.initramfs 15 * 16 */ 17 18 #ifndef __CONFIG_BF537_MINOTAUR_H__ 19 #define __CONFIG_BF537_MINOTAUR_H__ 20 21 #include <asm/config-pre.h> 22 23 24 /* 25 * Processor Settings 26 */ 27 #define CONFIG_BFIN_CPU bf537-0.2 28 #define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_SPI_MASTER 29 30 31 /* 32 * Clock Settings 33 * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV 34 * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV 35 */ 36 /* CONFIG_CLKIN_HZ is any value in Hz */ 37 #define CONFIG_CLKIN_HZ 25000000 38 /* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */ 39 /* 1 = CLKIN / 2 */ 40 #define CONFIG_CLKIN_HALF 0 41 /* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */ 42 /* 1 = bypass PLL */ 43 #define CONFIG_PLL_BYPASS 0 44 /* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */ 45 /* Values can range from 0-63 (where 0 means 64) */ 46 #define CONFIG_VCO_MULT 20 47 /* CCLK_DIV controls the core clock divider */ 48 /* Values can be 1, 2, 4, or 8 ONLY */ 49 #define CONFIG_CCLK_DIV 1 50 /* SCLK_DIV controls the system clock divider */ 51 /* Values can range from 1-15 */ 52 #define CONFIG_SCLK_DIV 5 53 54 55 /* 56 * Memory Settings 57 */ 58 #define CONFIG_MEM_SIZE 32 59 #define CONFIG_MEM_ADD_WDTH 9 60 61 #define CONFIG_EBIU_SDRRC_VAL 0x306 62 #define CONFIG_EBIU_SDGCTL_VAL 0x91114d 63 64 #define CONFIG_EBIU_AMGCTL_VAL 0xFF 65 #define CONFIG_EBIU_AMBCTL0_VAL 0x7BB07BB0 66 #define CONFIG_EBIU_AMBCTL1_VAL 0xFFC27BB0 67 68 #define CONFIG_SYS_MONITOR_LEN (256 << 10) 69 #define CONFIG_SYS_MALLOC_LEN (128 << 10) 70 71 72 /* 73 * Network Settings 74 */ 75 #ifndef __ADSPBF534__ 76 #define CONFIG_BFIN_MAC 77 #define CONFIG_NETCONSOLE 1 78 #define CONFIG_NET_MULTI 1 79 #endif 80 #ifdef CONFIG_BFIN_MAC 81 #define CONFIG_IPADDR 192.168.0.15 82 #define CONFIG_NETMASK 255.255.255.0 83 #define CONFIG_GATEWAYIP 192.168.0.1 84 #define CONFIG_SERVERIP 192.168.0.2 85 #define CONFIG_HOSTNAME bf537-minotaur 86 #endif 87 88 #define CONFIG_SYS_AUTOLOAD "no" 89 #define CONFIG_ROOTPATH /romfs 90 /* Uncomment next line to use fixed MAC address */ 91 /* #define CONFIG_ETHADDR 02:80:ad:20:31:42 */ 92 93 94 /* 95 * Flash Settings 96 */ 97 /* We don't have a parallel flash chip there */ 98 #define CONFIG_SYS_NO_FLASH 99 100 101 /* 102 * SPI Settings 103 */ 104 #define CONFIG_BFIN_SPI 105 #define CONFIG_ENV_SPI_MAX_HZ 30000000 106 #define CONFIG_SF_DEFAULT_SPEED 30000000 107 #define CONFIG_SPI_FLASH 108 #define CONFIG_SPI_FLASH_STMICRO 109 110 111 /* 112 * Env Storage Settings 113 */ 114 #define CONFIG_ENV_IS_IN_SPI_FLASH 115 #define CONFIG_ENV_OFFSET 0x10000 116 #define CONFIG_ENV_SIZE 0x10000 117 #define CONFIG_ENV_SECT_SIZE 0x10000 118 #define CONFIG_ENV_IS_EMBEDDED_IN_LDR 119 120 121 /* 122 * I2C settings 123 */ 124 #define CONFIG_BFIN_TWI_I2C 1 125 #define CONFIG_HARD_I2C 1 126 #define CONFIG_SYS_I2C_SPEED 50000 127 #define CONFIG_SYS_I2C_SLAVE 0 128 129 130 /* 131 * Misc Settings 132 */ 133 #define CONFIG_SYS_LONGHELP 1 134 #define CONFIG_CMDLINE_EDITING 1 135 #define CONFIG_ENV_OVERWRITE 1 136 #define CONFIG_MISC_INIT_R 137 138 #define CONFIG_BAUDRATE 57600 139 #define CONFIG_UART_CONSOLE 0 140 141 #define CONFIG_PANIC_HANG 1 142 #define CONFIG_RTC_BFIN 1 143 #define CONFIG_BOOT_RETRY_TIME -1 144 #define CONFIG_LOADS_ECHO 1 145 146 #if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) 147 # define CONFIG_BOOTDELAY -1 148 #else 149 # define CONFIG_BOOTDELAY 5 150 #endif 151 152 #include <config_cmd_default.h> 153 154 #ifdef CONFIG_BFIN_MAC 155 # define CONFIG_CMD_DHCP 156 # define CONFIG_CMD_PING 157 #else 158 # undef CONFIG_CMD_NET 159 #endif 160 161 #define CONFIG_CMD_BOOTLDR 162 #define CONFIG_CMD_CACHE 163 #define CONFIG_CMD_DATE 164 #define CONFIG_CMD_ELF 165 #undef CONFIG_CMD_FLASH 166 #define CONFIG_CMD_I2C 167 #undef CONFIG_CMD_IMLS 168 #define CONFIG_CMD_SF 169 170 #define CONFIG_BOOTCOMMAND "run ramboot" 171 #define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw" 172 #define CONFIG_SYS_PROMPT "minotaur> " 173 174 #define BOOT_ENV_SETTINGS \ 175 "update=tftpboot $(loadaddr) u-boot.ldr;" \ 176 "sf probe " MK_STR(BFIN_BOOT_SPI_SSEL) ";" \ 177 "sf erase 0 0x30000;" \ 178 "sf write $(loadaddr) 0 $(filesize)" \ 179 "flashboot=sf read 0x1000000 0x30000 0x320000;" \ 180 "bootm 0x1000000\0" 181 #ifdef CONFIG_BFIN_MAC 182 # define NETWORK_ENV_SETTINGS \ 183 "nfsargs=setenv bootargs root=/dev/nfs rw " \ 184 "nfsroot=$(serverip):$(rootpath)\0" \ 185 "addip=setenv bootargs $(bootargs) " \ 186 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \ 187 ":$(hostname):eth0:off\0" \ 188 "ramboot=tftpboot $(loadaddr) linux;" \ 189 "run ramargs;run addip;bootelf\0" \ 190 "nfsboot=tftpboot $(loadaddr) linux;" \ 191 "run nfsargs;run addip;bootelf\0" 192 #else 193 # define NETWORK_ENV_SETTINGS 194 #endif 195 #define CONFIG_EXTRA_ENV_SETTINGS \ 196 NETWORK_ENV_SETTINGS \ 197 "ramargs=setenv bootargs " CONFIG_BOOTARGS "\0" \ 198 BOOT_ENV_SETTINGS 199 200 #endif 201