1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuation settings for the Motorola MC5272C3 board.
5 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
9 * board/config.h - configuration options, board specific
16 * High Level Configuration Options
20 #define CONFIG_SYS_UART_PORT (0)
22 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */
24 #undef CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */
26 /* Configuration for environment
27 * Environment is embedded in u-boot in the second sector of the flash
30 #define LDS_BOARD_TEXT \
31 . = DEFINED(env_offset) ? env_offset : .; \
32 env/embedded.o(.text);
35 # define CONFIG_SYS_DISCOVER_PHY
36 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
37 # ifndef CONFIG_SYS_DISCOVER_PHY
38 # define FECDUPLEX FULL
39 # define FECSPEED _100BASET
40 # endif /* CONFIG_SYS_DISCOVER_PHY */
44 # define CONFIG_IPADDR 192.162.1.2
45 # define CONFIG_NETMASK 255.255.255.0
46 # define CONFIG_SERVERIP 192.162.1.1
47 # define CONFIG_GATEWAYIP 192.162.1.1
48 #endif /* CONFIG_MCFFEC */
50 #define CONFIG_HOSTNAME "M5272C3"
51 #define CONFIG_EXTRA_ENV_SETTINGS \
54 "u-boot=u-boot.bin\0" \
55 "load=tftp ${loadaddr) ${u-boot}\0" \
56 "upd=run load; run prog\0" \
57 "prog=prot off ffe00000 ffe3ffff;" \
58 "era ffe00000 ffe3ffff;" \
59 "cp.b ${loadaddr} ffe00000 ${filesize};"\
63 #define CONFIG_SYS_CLK 66000000
66 * Low Level Configuration Settings
67 * (address mappings, register initial values, etc.)
68 * You should know what you are doing if you make changes here.
70 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */
71 #define CONFIG_SYS_SCR 0x0003
72 #define CONFIG_SYS_SPR 0xffff
74 /*-----------------------------------------------------------------------
75 * Definitions for initial stack pointer and data area (in DPRAM)
77 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
78 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */
79 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
80 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
82 /*-----------------------------------------------------------------------
83 * Start addresses for the final memory configuration
84 * (Set up by the startup code)
85 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
87 #define CONFIG_SYS_SDRAM_BASE 0x00000000
88 #define CONFIG_SYS_SDRAM_SIZE 4 /* SDRAM size in MB */
89 #define CONFIG_SYS_FLASH_BASE 0xffe00000
91 #define CONFIG_SYS_MONITOR_LEN 0x20000
92 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
95 * For booting Linux, the board info and command line data
96 * have to be in the first 8 MB of memory, since this is
97 * the maximum mapped by the Linux kernel during initialization ??
99 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
104 #ifdef CONFIG_SYS_FLASH_CFI
105 # define CONFIG_SYS_FLASH_SIZE 0x800000 /* Max size that the board might have */
106 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
107 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
110 /*-----------------------------------------------------------------------
111 * Cache Configuration
114 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
115 CONFIG_SYS_INIT_RAM_SIZE - 8)
116 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
117 CONFIG_SYS_INIT_RAM_SIZE - 4)
118 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI)
119 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
120 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
121 CF_ACR_EN | CF_ACR_SM_ALL)
122 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \
123 CF_CACR_DISD | CF_CACR_INVI | \
124 CF_CACR_CEIB | CF_CACR_DCM | \
127 /*-----------------------------------------------------------------------
130 #define CONFIG_SYS_PACNT 0x00000000
131 #define CONFIG_SYS_PADDR 0x0000
132 #define CONFIG_SYS_PADAT 0x0000
133 #define CONFIG_SYS_PBCNT 0x55554155 /* Ethernet/UART configuration */
134 #define CONFIG_SYS_PBDDR 0x0000
135 #define CONFIG_SYS_PBDAT 0x0000
136 #define CONFIG_SYS_PDCNT 0x00000000
137 #endif /* _M5272C3_H */