2 * U-boot - Configuration file for BlackStamp board
3 * Configuration by Ben Matthews for UR LLE using bf533-stamp.h
5 * See http://blackfin.uclinux.org/gf/project/blackstamp/
8 #ifndef __CONFIG_BLACKSTAMP_H__
9 #define __CONFIG_BLACKSTAMP_H__
11 #include <asm/config-pre.h>
14 * Debugging: Set these options if you're having problems
17 * #define CONFIG_DEBUG_EARLY_SERIAL
19 * #define CONFIG_DEBUG_DUMP
20 * #define CONFIG_DEBUG_DUMP_SYMS
22 #define CONFIG_PANIC_HANG 0
25 * Be sure to set the Silicon Revision Correctly
27 #define CONFIG_BFIN_CPU bf532-0.5
28 #define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_SPI_MASTER
33 #define CONFIG_DRIVER_SMC91111 1
34 #define CONFIG_SMC91111_BASE 0x20300300
36 /* FLASH/ETHERNET uses the same address range
37 * Depending on what you have the CPLD doing
38 * this probably isn't needed
40 #define SHARED_RESOURCES 1
42 /* Is I2C bit-banged? */
47 * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
48 * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
50 /* CONFIG_CLKIN_HZ is any value in Hz */
51 #define CONFIG_CLKIN_HZ 25000000
52 /* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
54 #define CONFIG_CLKIN_HALF 0
55 /* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
57 #define CONFIG_PLL_BYPASS 0
58 /* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
59 /* Values can range from 0-63 (where 0 means 64) */
60 #define CONFIG_VCO_MULT 16
61 /* CCLK_DIV controls the core clock divider */
62 /* Values can be 1, 2, 4, or 8 ONLY */
63 #define CONFIG_CCLK_DIV 1
64 /* SCLK_DIV controls the system clock divider */
65 /* Values can range from 1-15 */
66 #define CONFIG_SCLK_DIV 3
72 #ifdef CONFIG_DRIVER_SMC91111
73 #define CONFIG_IPADDR 192.168.0.15
74 #define CONFIG_NETMASK 255.255.255.0
75 #define CONFIG_GATEWAYIP 192.168.0.1
76 #define CONFIG_SERVERIP 192.168.0.2
77 #define CONFIG_HOSTNAME blackstamp
78 #define CONFIG_ROOTPATH /checkout/uClinux-dist/romfs
79 #define CONFIG_SYS_AUTOLOAD "no"
81 /* To remove hardcoding and enable MAC storage in EEPROM */
82 /* #define CONFIG_ETHADDR 02:80:ad:20:31:b8 */
85 #define CONFIG_ENV_IS_IN_SPI_FLASH
86 #define CONFIG_ENV_OFFSET 0x4000
87 #define CONFIG_ENV_SIZE 0x2000
88 #define CONFIG_ENV_SECT_SIZE 0x40000
89 #define ENV_IS_EMBEDDED_CUSTOM
92 * SDRAM settings & memory map
95 #define CONFIG_MEM_SIZE 64 /* 128, 64, 32, 16 */
96 #define CONFIG_MEM_ADD_WDTH 10 /* 8, 9, 10, 11 */
98 #define CONFIG_SYS_MONITOR_LEN (256 << 10)
99 #define CONFIG_SYS_MALLOC_LEN (384 << 10)
105 #define CONFIG_SYS_LONGHELP 1
106 #define CONFIG_CMDLINE_EDITING 1
107 #define CONFIG_AUTO_COMPLETE 1
108 #define CONFIG_ENV_OVERWRITE 1
110 #include <config_cmd_default.h>
112 #ifdef CONFIG_DRIVER_SMC91111
113 # define CONFIG_CMD_DHCP
114 # define CONFIG_CMD_PING
116 # undef CONFIG_CMD_NET
119 #ifdef CONFIG_SOFT_I2C
120 # define CONFIG_CMD_I2C
123 #define CONFIG_CMD_BOOTLDR
124 #define CONFIG_CMD_CACHE
125 #define CONFIG_CMD_CPLBINFO
126 #define CONFIG_CMD_DATE
127 #define CONFIG_CMD_SF
128 #define CONFIG_CMD_ELF
130 #define CONFIG_BOOTDELAY 5
131 #define CONFIG_BOOTCOMMAND "run ramboot"
132 #define CONFIG_BOOTARGS \
133 "root=/dev/mtdblock0 rw " \
134 "clkin_hz=" MK_STR(CONFIG_CLKIN_HZ) " " \
137 "uart" MK_STR(CONFIG_UART_CONSOLE) "," \
138 MK_STR(CONFIG_BAUDRATE) " " \
139 "console=ttyBF0," MK_STR(CONFIG_BAUDRATE)
141 #if defined(CONFIG_CMD_NET)
142 # if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
143 # define UBOOT_ENV_FILE "u-boot.bin"
145 # define UBOOT_ENV_FILE "u-boot.ldr"
147 # if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_SPI_MASTER)
149 # define UBOOT_ENV_UPDATE \
150 "eeprom write $(loadaddr) 0x0 $(filesize)"
152 # define UBOOT_ENV_UPDATE \
153 "sf probe " MK_STR(BFIN_BOOT_SPI_SSEL) ";" \
154 "sf erase 0 0x40000;" \
155 "sf write $(loadaddr) 0 $(filesize)"
158 # define UBOOT_ENV_UPDATE \
159 "protect off 0x20000000 0x2003FFFF;" \
160 "erase 0x20000000 0x2003FFFF;" \
161 "cp.b $(loadaddr) 0x20000000 $(filesize)"
163 # define NETWORK_ENV_SETTINGS \
164 "ubootfile=" UBOOT_ENV_FILE "\0" \
166 "tftp $(loadaddr) $(ubootfile);" \
169 "addip=set bootargs $(bootargs) " \
170 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):" \
171 "$(hostname):eth0:off" \
173 "ramargs=set bootargs " CONFIG_BOOTARGS "\0" \
175 "tftp $(loadaddr) uImage;" \
180 "nfsargs=set bootargs " \
181 "root=/dev/nfs rw " \
182 "nfsroot=$(serverip):$(rootpath),tcp,nfsvers=3" \
185 "tftp $(loadaddr) vmImage;" \
191 # define NETWORK_ENV_SETTINGS
197 #define CONFIG_BAUDRATE 57600
198 #define CONFIG_LOADS_ECHO 1
199 #define CONFIG_UART_CONSOLE 0
203 * By default PF2 is used as SDA and PF3 as SCL on the Stamp board
204 * Located on the expansion connector on pins 86/85
205 * Note these pins are arbitrarily chosen because we aren't using
206 * them yet. You can (and probably should) change these values!
208 #ifdef CONFIG_SOFT_I2C
213 #define I2C_INIT do { *pFIO_DIR |= PF_SCL; SSYNC(); } while (0)
214 #define I2C_ACTIVE do { *pFIO_DIR |= PF_SDA; *pFIO_INEN &= ~PF_SDA; SSYNC(); } while (0)
215 #define I2C_TRISTATE do { *pFIO_DIR &= ~PF_SDA; *pFIO_INEN |= PF_SDA; SSYNC(); } while (0)
216 #define I2C_READ ((*pFIO_FLAG_D & PF_SDA) != 0)
217 #define I2C_SDA(bit) \
220 *pFIO_FLAG_S = PF_SDA; \
222 *pFIO_FLAG_C = PF_SDA; \
225 #define I2C_SCL(bit) \
228 *pFIO_FLAG_S = PF_SCL; \
230 *pFIO_FLAG_C = PF_SCL; \
233 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
235 #define CONFIG_SYS_I2C_SPEED 50000
236 #define CONFIG_SYS_I2C_SLAVE 0xFE
240 * Miscellaneous configurable options
242 #define CONFIG_RTC_BFIN 1
245 * Serial Flash Infomation
247 #define CONFIG_BFIN_SPI
248 /* For the M25P64 SCK Should be Kept < 20Mhz */
249 #define CONFIG_ENV_SPI_MAX_HZ 20000000
250 #define CONFIG_SF_DEFAULT_SPEED 20000000
251 #define CONFIG_SPI_FLASH
252 #define CONFIG_SPI_FLASH_STMICRO
255 * FLASH organization and environment definitions
258 #define CONFIG_EBIU_AMGCTL_VAL 0xFF
259 #define CONFIG_EBIU_AMBCTL0_VAL 0xBBC3BBC3
260 #define CONFIG_EBIU_AMBCTL1_VAL 0x99B39983
261 #define CONFIG_EBIU_SDRRC_VAL 0x268
262 #define CONFIG_EBIU_SDGCTL_VAL 0x911109
264 /* Even though Rev C boards have Parallel Flash
265 * We aren't supporting it. Newer versions of the
266 * hardware don't support Parallel Flash at all.
268 #define CONFIG_SYS_NO_FLASH
269 #undef CONFIG_CMD_IMLS
270 #undef CONFIG_CMD_JFFS2
271 #undef CONFIG_CMD_FLASH