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);
38 #define CONFIG_BOOTP_BOOTFILESIZE
41 # define CONFIG_MII_INIT 1
42 # define CONFIG_SYS_DISCOVER_PHY
43 # define CONFIG_SYS_RX_ETH_BUFFER 8
44 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
45 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
46 # ifndef CONFIG_SYS_DISCOVER_PHY
47 # define FECDUPLEX FULL
48 # define FECSPEED _100BASET
50 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
51 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
53 # endif /* CONFIG_SYS_DISCOVER_PHY */
57 # define CONFIG_IPADDR 192.162.1.2
58 # define CONFIG_NETMASK 255.255.255.0
59 # define CONFIG_SERVERIP 192.162.1.1
60 # define CONFIG_GATEWAYIP 192.162.1.1
61 #endif /* CONFIG_MCFFEC */
63 #define CONFIG_HOSTNAME "M5272C3"
64 #define CONFIG_EXTRA_ENV_SETTINGS \
67 "u-boot=u-boot.bin\0" \
68 "load=tftp ${loadaddr) ${u-boot}\0" \
69 "upd=run load; run prog\0" \
70 "prog=prot off ffe00000 ffe3ffff;" \
71 "era ffe00000 ffe3ffff;" \
72 "cp.b ${loadaddr} ffe00000 ${filesize};"\
76 #define CONFIG_SYS_CLK 66000000
79 * Low Level Configuration Settings
80 * (address mappings, register initial values, etc.)
81 * You should know what you are doing if you make changes here.
83 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */
84 #define CONFIG_SYS_SCR 0x0003
85 #define CONFIG_SYS_SPR 0xffff
87 /*-----------------------------------------------------------------------
88 * Definitions for initial stack pointer and data area (in DPRAM)
90 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
91 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */
92 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
93 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
95 /*-----------------------------------------------------------------------
96 * Start addresses for the final memory configuration
97 * (Set up by the startup code)
98 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
100 #define CONFIG_SYS_SDRAM_BASE 0x00000000
101 #define CONFIG_SYS_SDRAM_SIZE 4 /* SDRAM size in MB */
102 #define CONFIG_SYS_FLASH_BASE 0xffe00000
104 #ifdef CONFIG_MONITOR_IS_IN_RAM
105 #define CONFIG_SYS_MONITOR_BASE 0x20000
107 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
110 #define CONFIG_SYS_MONITOR_LEN 0x20000
111 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
114 * For booting Linux, the board info and command line data
115 * have to be in the first 8 MB of memory, since this is
116 * the maximum mapped by the Linux kernel during initialization ??
118 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
123 #ifdef CONFIG_SYS_FLASH_CFI
124 # define CONFIG_SYS_FLASH_SIZE 0x800000 /* Max size that the board might have */
125 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
126 # define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
127 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
130 /*-----------------------------------------------------------------------
131 * Cache Configuration
134 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
135 CONFIG_SYS_INIT_RAM_SIZE - 8)
136 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
137 CONFIG_SYS_INIT_RAM_SIZE - 4)
138 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI)
139 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
140 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
141 CF_ACR_EN | CF_ACR_SM_ALL)
142 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \
143 CF_CACR_DISD | CF_CACR_INVI | \
144 CF_CACR_CEIB | CF_CACR_DCM | \
147 /*-----------------------------------------------------------------------
150 #define CONFIG_SYS_PACNT 0x00000000
151 #define CONFIG_SYS_PADDR 0x0000
152 #define CONFIG_SYS_PADAT 0x0000
153 #define CONFIG_SYS_PBCNT 0x55554155 /* Ethernet/UART configuration */
154 #define CONFIG_SYS_PBDDR 0x0000
155 #define CONFIG_SYS_PBDAT 0x0000
156 #define CONFIG_SYS_PDCNT 0x00000000
157 #endif /* _M5272C3_H */