1 /* SPDX-License-Identifier: GPL-2.0+ */
4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8 * This file contains the configuration parameters for the dbau1x00 board.
14 #define CONFIG_SOC_AU1X00 1 /* alchemy series cpu */
16 #ifdef CONFIG_DBAU1000
17 /* Also known as Merlot */
18 #define CONFIG_SOC_AU1000 1
20 #ifdef CONFIG_DBAU1100
21 #define CONFIG_SOC_AU1100 1
23 #ifdef CONFIG_DBAU1500
24 #define CONFIG_SOC_AU1500 1
26 #ifdef CONFIG_DBAU1550
28 #define CONFIG_SOC_AU1550 1
30 #error "No valid board set"
38 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
40 #define CONFIG_EXTRA_ENV_SETTINGS \
41 "addmisc=setenv bootargs ${bootargs} " \
42 "console=ttyS0,${baudrate} " \
44 "bootfile=/tftpboot/vmlinux.srec\0" \
45 "load=tftp 80500000 ${u-boot}\0" \
48 #ifdef CONFIG_DBAU1550
49 /* Boot from flash by default, revert to bootp */
50 #define CONFIG_BOOTCOMMAND "bootm 0xbfc20000; bootp; bootm"
51 #else /* CONFIG_DBAU1550 */
52 #define CONFIG_BOOTCOMMAND "bootp;bootm"
53 #endif /* CONFIG_DBAU1550 */
58 #define CONFIG_BOOTP_BOOTFILESIZE
61 * Command line configuration.
65 * Miscellaneous configurable options
68 #define CONFIG_SYS_MALLOC_LEN 128*1024
70 #define CONFIG_SYS_BOOTPARAMS_LEN 128*1024
72 #define CONFIG_SYS_MHZ 396
74 #if (CONFIG_SYS_MHZ % 12) != 0
75 #error "Invalid CPU frequency - must be multiple of 12!"
78 #define CONFIG_SYS_MIPS_TIMER_FREQ (CONFIG_SYS_MHZ * 1000000)
80 #define CONFIG_SYS_SDRAM_BASE 0x80000000 /* Cached addr */
82 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* default load address */
84 #define CONFIG_SYS_MEMTEST_START 0x80100000
85 #define CONFIG_SYS_MEMTEST_END 0x80800000
87 /*-----------------------------------------------------------------------
88 * FLASH and environment organization
90 #ifdef CONFIG_DBAU1550
92 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
93 #define CONFIG_SYS_MAX_FLASH_SECT (512) /* max number of sectors on one chip */
95 #define PHYS_FLASH_1 0xb8000000 /* Flash Bank #1 */
96 #define PHYS_FLASH_2 0xbc000000 /* Flash Bank #2 */
98 #else /* CONFIG_DBAU1550 */
100 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
101 #define CONFIG_SYS_MAX_FLASH_SECT (128) /* max number of sectors on one chip */
103 #define PHYS_FLASH_1 0xbec00000 /* Flash Bank #1 */
104 #define PHYS_FLASH_2 0xbfc00000 /* Flash Bank #2 */
106 #endif /* CONFIG_DBAU1550 */
108 #define CONFIG_SYS_FLASH_BANKS_LIST {PHYS_FLASH_1, PHYS_FLASH_2}
110 #define CONFIG_SYS_FLASH_CFI 1
111 #define CONFIG_FLASH_CFI_DRIVER 1
113 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
114 #define CONFIG_SYS_MONITOR_LEN (192 << 10)
116 #define CONFIG_SYS_INIT_SP_OFFSET 0x400000
118 /* We boot from this flash, selected with dip switch */
119 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_2
121 /* timeout values are in ticks */
122 #define CONFIG_SYS_FLASH_ERASE_TOUT (2 * CONFIG_SYS_HZ) /* Timeout for Flash Erase */
123 #define CONFIG_SYS_FLASH_WRITE_TOUT (2 * CONFIG_SYS_HZ) /* Timeout for Flash Write */
125 /* Address and size of Primary Environment Sector */
126 #define CONFIG_ENV_ADDR 0xB0030000
127 #define CONFIG_ENV_SIZE 0x10000
129 #define CONFIG_FLASH_16BIT
131 #define CONFIG_NR_DRAM_BANKS 2
133 #ifdef CONFIG_DBAU1550
139 #define CONFIG_MEMSIZE_IN_BYTES
141 #ifndef CONFIG_DBAU1550
142 /*---ATA PCMCIA ------------------------------------*/
143 #define CONFIG_SYS_PCMCIA_MEM_SIZE 0x4000000 /* Offset to slot 1 FIXME!!! */
144 #define CONFIG_SYS_PCMCIA_MEM_ADDR 0x20000000
145 #define CONFIG_PCMCIA_SLOT_A
147 #define CONFIG_ATAPI 1
149 /* We run CF in "true ide" mode or a harddrive via pcmcia */
150 #define CONFIG_IDE_PCMCIA 1
152 /* We only support one slot for now */
153 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
154 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
156 #undef CONFIG_IDE_RESET /* reset for ide not supported */
158 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
160 #define CONFIG_SYS_ATA_BASE_ADDR CONFIG_SYS_PCMCIA_MEM_ADDR
162 /* Offset for data I/O */
163 #define CONFIG_SYS_ATA_DATA_OFFSET 8
165 /* Offset for normal register accesses */
166 #define CONFIG_SYS_ATA_REG_OFFSET 0
168 /* Offset for alternate registers */
169 #define CONFIG_SYS_ATA_ALT_OFFSET 0x0100
170 #endif /* CONFIG_DBAU1550 */
172 #endif /* __CONFIG_H */