1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuation settings for the Freescale MCF53017EVB.
5 * Copyright (C) 2004-2008 Freescale Semiconductor, Inc.
6 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
10 * board/config.h - configuration options, board specific
17 * High Level Configuration Options
21 #define CFG_SYS_UART_PORT (0)
24 # define CFG_SYS_TX_ETH_BUFFER 8
25 # define CFG_SYS_FEC_BUF_USE_SRAM
28 #define CFG_SYS_RTC_CNT (0x8000)
29 #define CFG_SYS_RTC_SETUP (RTC_OCEN_OSCBYP | RTC_OCEN_CLKEN)
33 #define CFG_EXTRA_ENV_SETTINGS \
35 "loadaddr=40010000\0" \
36 "u-boot=u-boot.bin\0" \
37 "load=tftp ${loadaddr) ${u-boot}\0" \
38 "upd=run load; run prog\0" \
39 "prog=prot off 0 3ffff;" \
41 "cp.b ${loadaddr} 0 ${filesize};" \
45 #define CFG_PRAM 512 /* 512 KB */
47 #define CFG_SYS_CLK 80000000
48 #define CFG_SYS_CPU_CLK CFG_SYS_CLK * 3
50 #define CFG_SYS_MBAR 0xFC000000
53 * Low Level Configuration Settings
54 * (address mappings, register initial values, etc.)
55 * You should know what you are doing if you make changes here.
58 * Definitions for initial stack pointer and data area (in DPRAM)
60 #define CFG_SYS_INIT_RAM_ADDR 0x80000000
61 #define CFG_SYS_INIT_RAM_SIZE 0x20000 /* Size of used area in internal SRAM */
62 #define CFG_SYS_INIT_RAM_CTRL 0x221
65 * Start addresses for the final memory configuration
66 * (Set up by the startup code)
67 * Please note that CFG_SYS_SDRAM_BASE _must_ start at 0
69 #define CFG_SYS_SDRAM_BASE 0x40000000
70 #define CFG_SYS_SDRAM_SIZE 64 /* SDRAM size in MB */
71 #define CFG_SYS_SDRAM_CFG1 0x43711630
72 #define CFG_SYS_SDRAM_CFG2 0x56670000
73 #define CFG_SYS_SDRAM_CTRL 0xE1092000
74 #define CFG_SYS_SDRAM_EMOD 0x80010000
75 #define CFG_SYS_SDRAM_MODE 0x00CD0000
78 * For booting Linux, the board info and command line data
79 * have to be in the first 8 MB of memory, since this is
80 * the maximum mapped by the Linux kernel during initialization ??
82 #define CFG_SYS_BOOTMAPSZ (CFG_SYS_SDRAM_BASE + (CFG_SYS_SDRAM_SIZE << 20))
84 /*-----------------------------------------------------------------------
87 #ifdef CONFIG_SYS_FLASH_CFI
88 # define CFG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */
91 #define CFG_SYS_FLASH_BASE CFG_SYS_CS0_BASE
93 /* Configuration for environment
94 * Environment is embedded in u-boot in the second sector of the flash
97 #define LDS_BOARD_TEXT \
98 . = DEFINED(env_offset) ? env_offset : .; \
99 env/embedded.o(.text*)
101 /*-----------------------------------------------------------------------
102 * Cache Configuration
105 #define ICACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \
106 CFG_SYS_INIT_RAM_SIZE - 8)
107 #define DCACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \
108 CFG_SYS_INIT_RAM_SIZE - 4)
109 #define CFG_SYS_ICACHE_INV (CF_CACR_CINVA)
110 #define CFG_SYS_CACHE_ACR0 (CFG_SYS_SDRAM_BASE | \
111 CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \
112 CF_ACR_EN | CF_ACR_SM_ALL)
113 #define CFG_SYS_CACHE_ICACR (CF_CACR_EC | CF_CACR_CINVA | \
116 /*-----------------------------------------------------------------------
117 * Chipselect bank definitions
127 #define CFG_SYS_CS0_BASE 0
128 #define CFG_SYS_CS0_MASK 0x00FF0001
129 #define CFG_SYS_CS0_CTRL 0x00001FA0
131 #define CFG_SYS_CS1_BASE 0xC0000000
132 #define CFG_SYS_CS1_MASK 0x00070001
133 #define CFG_SYS_CS1_CTRL 0x00001FA0
137 #endif /* _M53017EVB_H */