1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuation settings for the Motorola MC5282EVB board.
5 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
9 * board/config.h - configuration options, board specific
12 #ifndef _CONFIG_M5282EVB_H
13 #define _CONFIG_M5282EVB_H
16 * High Level Configuration Options
20 #define CONFIG_SYS_UART_PORT (0)
22 #undef CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */
24 /* Configuration for environment
25 * Environment is embedded in u-boot in the second sector of the flash
28 #define LDS_BOARD_TEXT \
29 . = DEFINED(env_offset) ? env_offset : .; \
30 env/embedded.o(.text*);
33 # define CONFIG_SYS_DISCOVER_PHY
34 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
35 # ifndef CONFIG_SYS_DISCOVER_PHY
36 # define FECDUPLEX FULL
37 # define FECSPEED _100BASET
38 # endif /* CONFIG_SYS_DISCOVER_PHY */
42 # define CONFIG_IPADDR 192.162.1.2
43 # define CONFIG_NETMASK 255.255.255.0
44 # define CONFIG_SERVERIP 192.162.1.1
45 # define CONFIG_GATEWAYIP 192.162.1.1
46 #endif /* CONFIG_MCFFEC */
48 #define CONFIG_HOSTNAME "M5282EVB"
49 #define CONFIG_EXTRA_ENV_SETTINGS \
52 "u-boot=u-boot.bin\0" \
53 "load=tftp ${loadaddr) ${u-boot}\0" \
54 "upd=run load; run prog\0" \
55 "prog=prot off ffe00000 ffe3ffff;" \
56 "era ffe00000 ffe3ffff;" \
57 "cp.b ${loadaddr} ffe00000 ${filesize};"\
61 #define CONFIG_SYS_CLK 64000000
63 /* PLL Configuration: Ext Clock * 6 (see table 9-4 of MCF user manual) */
65 #define CONFIG_SYS_MFD 0x02 /* PLL Multiplication Factor Devider */
66 #define CONFIG_SYS_RFD 0x00 /* PLL Reduce Frecuency Devider */
69 * Low Level Configuration Settings
70 * (address mappings, register initial values, etc.)
71 * You should know what you are doing if you make changes here.
73 #define CONFIG_SYS_MBAR 0x40000000
75 /*-----------------------------------------------------------------------
76 * Definitions for initial stack pointer and data area (in DPRAM)
78 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
79 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000 /* Size of used area in internal SRAM */
81 /*-----------------------------------------------------------------------
82 * Start addresses for the final memory configuration
83 * (Set up by the startup code)
84 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
86 #define CONFIG_SYS_SDRAM_BASE 0x00000000
87 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */
88 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_CS0_BASE
89 #define CONFIG_SYS_INT_FLASH_BASE 0xf0000000
90 #define CONFIG_SYS_INT_FLASH_ENABLE 0x21
92 #define CONFIG_SYS_MONITOR_LEN 0x20000
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))
101 /*-----------------------------------------------------------------------
104 #ifdef CONFIG_SYS_FLASH_CFI
106 # define CONFIG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */
107 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
108 # define CONFIG_SYS_FLASH_CHECKSUM
109 # define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
112 /*-----------------------------------------------------------------------
113 * Cache Configuration
116 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
117 CONFIG_SYS_INIT_RAM_SIZE - 8)
118 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
119 CONFIG_SYS_INIT_RAM_SIZE - 4)
120 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV + CF_CACR_DCM)
121 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
122 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
123 CF_ACR_EN | CF_ACR_SM_ALL)
124 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_DISD | \
125 CF_CACR_CEIB | CF_CACR_DBWE | \
128 /*-----------------------------------------------------------------------
129 * Memory bank definitions
131 #define CONFIG_SYS_CS0_BASE 0xFFE00000
132 #define CONFIG_SYS_CS0_CTRL 0x00001980
133 #define CONFIG_SYS_CS0_MASK 0x001F0001
135 /*-----------------------------------------------------------------------
138 #define CONFIG_SYS_PACNT 0x0000000 /* Port A D[31:24] */
139 #define CONFIG_SYS_PADDR 0x0000000
140 #define CONFIG_SYS_PADAT 0x0000000
142 #define CONFIG_SYS_PBCNT 0x0000000 /* Port B D[23:16] */
143 #define CONFIG_SYS_PBDDR 0x0000000
144 #define CONFIG_SYS_PBDAT 0x0000000
146 #define CONFIG_SYS_PCCNT 0x0000000 /* Port C D[15:08] */
147 #define CONFIG_SYS_PCDDR 0x0000000
148 #define CONFIG_SYS_PCDAT 0x0000000
150 #define CONFIG_SYS_PDCNT 0x0000000 /* Port D D[07:00] */
151 #define CONFIG_SYS_PCDDR 0x0000000
152 #define CONFIG_SYS_PCDAT 0x0000000
154 #define CONFIG_SYS_PEHLPAR 0xC0
155 #define CONFIG_SYS_PUAPAR 0x0F /* UA0..UA3 = Uart 0 +1 */
156 #define CONFIG_SYS_DDRUA 0x05
157 #define CONFIG_SYS_PJPAR 0xFF
159 #endif /* _CONFIG_M5282EVB_H */