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
21 #define CONFIG_SYS_UART_PORT (0)
23 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */
25 #undef CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */
27 /* Configuration for environment
28 * Environment is embedded in u-boot in the second sector of the flash
31 #define LDS_BOARD_TEXT \
32 . = DEFINED(env_offset) ? env_offset : .; \
33 env/embedded.o(.text);
36 # define CONFIG_MII_INIT 1
37 # define CONFIG_SYS_DISCOVER_PHY
38 # define CONFIG_SYS_RX_ETH_BUFFER 8
39 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
40 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
41 # ifndef CONFIG_SYS_DISCOVER_PHY
42 # define FECDUPLEX FULL
43 # define FECSPEED _100BASET
45 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
46 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
48 # endif /* CONFIG_SYS_DISCOVER_PHY */
52 # define CONFIG_IPADDR 192.162.1.2
53 # define CONFIG_NETMASK 255.255.255.0
54 # define CONFIG_SERVERIP 192.162.1.1
55 # define CONFIG_GATEWAYIP 192.162.1.1
56 #endif /* CONFIG_MCFFEC */
58 #define CONFIG_HOSTNAME "M5272C3"
59 #define CONFIG_EXTRA_ENV_SETTINGS \
62 "u-boot=u-boot.bin\0" \
63 "load=tftp ${loadaddr) ${u-boot}\0" \
64 "upd=run load; run prog\0" \
65 "prog=prot off ffe00000 ffe3ffff;" \
66 "era ffe00000 ffe3ffff;" \
67 "cp.b ${loadaddr} ffe00000 ${filesize};"\
71 #define CONFIG_SYS_CLK 66000000
74 * Low Level Configuration Settings
75 * (address mappings, register initial values, etc.)
76 * You should know what you are doing if you make changes here.
78 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */
79 #define CONFIG_SYS_SCR 0x0003
80 #define CONFIG_SYS_SPR 0xffff
82 /*-----------------------------------------------------------------------
83 * Definitions for initial stack pointer and data area (in DPRAM)
85 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
86 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */
87 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
88 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
90 /*-----------------------------------------------------------------------
91 * Start addresses for the final memory configuration
92 * (Set up by the startup code)
93 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
95 #define CONFIG_SYS_SDRAM_BASE 0x00000000
96 #define CONFIG_SYS_SDRAM_SIZE 4 /* SDRAM size in MB */
97 #define CONFIG_SYS_FLASH_BASE 0xffe00000
99 #ifdef CONFIG_MONITOR_IS_IN_RAM
100 #define CONFIG_SYS_MONITOR_BASE 0x20000
102 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
105 #define CONFIG_SYS_MONITOR_LEN 0x20000
106 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
109 * For booting Linux, the board info and command line data
110 * have to be in the first 8 MB of memory, since this is
111 * the maximum mapped by the Linux kernel during initialization ??
113 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
118 #ifdef CONFIG_SYS_FLASH_CFI
119 # define CONFIG_SYS_FLASH_SIZE 0x800000 /* Max size that the board might have */
120 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
121 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
124 /*-----------------------------------------------------------------------
125 * Cache Configuration
128 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
129 CONFIG_SYS_INIT_RAM_SIZE - 8)
130 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
131 CONFIG_SYS_INIT_RAM_SIZE - 4)
132 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI)
133 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
134 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
135 CF_ACR_EN | CF_ACR_SM_ALL)
136 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \
137 CF_CACR_DISD | CF_CACR_INVI | \
138 CF_CACR_CEIB | CF_CACR_DCM | \
141 /*-----------------------------------------------------------------------
144 #define CONFIG_SYS_PACNT 0x00000000
145 #define CONFIG_SYS_PADDR 0x0000
146 #define CONFIG_SYS_PADAT 0x0000
147 #define CONFIG_SYS_PBCNT 0x55554155 /* Ethernet/UART configuration */
148 #define CONFIG_SYS_PBDDR 0x0000
149 #define CONFIG_SYS_PBDAT 0x0000
150 #define CONFIG_SYS_PDCNT 0x00000000
151 #endif /* _M5272C3_H */