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include/configs: drop default definitions of CONFIG_SYS_MAXARGS
[people/ms/u-boot.git] / include / configs / M5249EVB.h
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1/*
2 * Configuation settings for the esd TASREG board.
3 *
4 * (C) Copyright 2004
5 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
6 *
3765b3e7 7 * SPDX-License-Identifier: GPL-2.0+
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8 */
9
10/*
11 * board/config.h - configuration options, board specific
12 */
13
14#ifndef _M5249EVB_H
15#define _M5249EVB_H
16
17/*
18 * High Level Configuration Options
19 * (easy to change)
20 */
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21#define CONFIG_MCFTMR
22
23#define CONFIG_MCFUART
6d0f6bcf 24#define CONFIG_SYS_UART_PORT (0)
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25
26#undef CONFIG_WATCHDOG
27
28#undef CONFIG_MONITOR_IS_IN_RAM /* no pre-loader required!!! ;-) */
29
30/*
31 * BOOTP options
32 */
33#undef CONFIG_BOOTP_BOOTFILESIZE
34#undef CONFIG_BOOTP_BOOTPATH
35#undef CONFIG_BOOTP_GATEWAY
36#undef CONFIG_BOOTP_HOSTNAME
37
38/*
39 * Command line configuration.
40 */
a605aacd 41
6d0f6bcf 42#define CONFIG_SYS_LONGHELP /* undef to save memory */
a605aacd 43
6d0f6bcf 44#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
a605aacd 45
6d0f6bcf 46#define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */
a605aacd 47#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */
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48#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
49
6d0f6bcf 50#define CONFIG_SYS_LOAD_ADDR 0x200000 /* default load address */
a605aacd 51
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52#define CONFIG_SYS_MEMTEST_START 0x400
53#define CONFIG_SYS_MEMTEST_END 0x380000
a605aacd 54
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55/*
56 * Clock configuration: enable only one of the following options
57 */
58
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59#undef CONFIG_SYS_PLL_BYPASS /* bypass PLL for test purpose */
60#define CONFIG_SYS_FAST_CLK 1 /* MCF5249 can run at 140MHz */
61#define CONFIG_SYS_CLK 132025600 /* MCF5249 can run at 140MHz */
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62
63/*
64 * Low Level Configuration Settings
65 * (address mappings, register initial values, etc.)
66 * You should know what you are doing if you make changes here.
67 */
68
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69#define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */
70#define CONFIG_SYS_MBAR2 0x80000000
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71
72/*-----------------------------------------------------------------------
73 * Definitions for initial stack pointer and data area (in DPRAM)
74 */
6d0f6bcf 75#define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
553f0982 76#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */
25ddd1fb 77#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
6d0f6bcf 78#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
a605aacd 79
5296cb1d 80#define LDS_BOARD_TEXT \
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81 . = DEFINED(env_offset) ? env_offset : .; \
82 env/embedded.o(.text);
5296cb1d 83
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84#define CONFIG_ENV_OFFSET 0x4000 /* Address of Environment Sector*/
85#define CONFIG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
86#define CONFIG_ENV_SECT_SIZE 0x2000 /* see README - env sector total size */
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87
88/*-----------------------------------------------------------------------
89 * Start addresses for the final memory configuration
90 * (Set up by the startup code)
6d0f6bcf 91 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
a605aacd 92 */
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93#define CONFIG_SYS_SDRAM_BASE 0x00000000
94#define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */
012522fe 95#define CONFIG_SYS_FLASH_BASE (CONFIG_SYS_CS0_BASE)
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96
97#if 0 /* test-only */
98#define CONFIG_PRAM 512 /* test-only for SDRAM problem!!!!!!!!!!!!!!!!!!!! */
99#endif
100
6d0f6bcf 101#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
a605aacd 102
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103#define CONFIG_SYS_MONITOR_LEN 0x20000
104#define CONFIG_SYS_MALLOC_LEN (1 * 1024*1024) /* Reserve 1 MB for malloc() */
105#define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
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106
107/*
108 * For booting Linux, the board info and command line data
109 * have to be in the first 8 MB of memory, since this is
110 * the maximum mapped by the Linux kernel during initialization ??
111 */
6d0f6bcf 112#define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
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113
114/*-----------------------------------------------------------------------
115 * FLASH organization
116 */
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117#define CONFIG_SYS_FLASH_CFI
118#ifdef CONFIG_SYS_FLASH_CFI
a605aacd 119
00b1883a 120# define CONFIG_FLASH_CFI_DRIVER 1
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121# define CONFIG_SYS_FLASH_SIZE 0x1000000 /* Max size that the board might have */
122# define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
123# define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
124# define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
125# define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
126# define CONFIG_SYS_FLASH_CHECKSUM
127# define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
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128#endif
129
130/*-----------------------------------------------------------------------
131 * Cache Configuration
132 */
6d0f6bcf 133#define CONFIG_SYS_CACHELINE_SIZE 16
a605aacd 134
dd9f054e 135#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
553f0982 136 CONFIG_SYS_INIT_RAM_SIZE - 8)
dd9f054e 137#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
553f0982 138 CONFIG_SYS_INIT_RAM_SIZE - 4)
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139#define CONFIG_SYS_ICACHE_INV (CF_CACR_DCM)
140#define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_FLASH_BASE | \
141 CF_ADDRMASK(2) | \
142 CF_ACR_EN | CF_ACR_SM_ALL)
143#define CONFIG_SYS_CACHE_ACR1 (CONFIG_SYS_SDRAM_BASE | \
144 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
145 CF_ACR_EN | CF_ACR_SM_ALL)
146#define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CEIB | \
147 CF_CACR_DBWE)
148
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149/*-----------------------------------------------------------------------
150 * Memory bank definitions
151 */
152
153/* CS0 - AMD Flash, address 0xffc00000 */
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154#define CONFIG_SYS_CS0_BASE 0xffe00000
155#define CONFIG_SYS_CS0_CTRL 0x00001980 /* WS=0110, AA=1, PS=10 */
a605aacd 156/** Note: There is a CSMR0/DRAM vector problem, need to disable C/I ***/
012522fe 157#define CONFIG_SYS_CS0_MASK 0x003f0021 /* 4MB, AA=0, WP=0, C/I=1, V=1 */
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158
159/* CS1 - FPGA, address 0xe0000000 */
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160#define CONFIG_SYS_CS1_BASE 0xe0000000
161#define CONFIG_SYS_CS1_CTRL 0x00000d80 /* WS=0011, AA=1, PS=10 */
162#define CONFIG_SYS_CS1_MASK 0x00010001 /* 128kB, AA=0, WP=0, C/I=0, V=1*/
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163
164/*-----------------------------------------------------------------------
165 * Port configuration
166 */
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167#define CONFIG_SYS_GPIO_FUNC 0x00000008 /* Set gpio pins: none */
168#define CONFIG_SYS_GPIO1_FUNC 0x00df00f0 /* 36-39(SWITCH),48-52(FPGAs),54*/
169#define CONFIG_SYS_GPIO_EN 0x00000008 /* Set gpio output enable */
170#define CONFIG_SYS_GPIO1_EN 0x00c70000 /* Set gpio output enable */
171#define CONFIG_SYS_GPIO_OUT 0x00000008 /* Set outputs to default state */
172#define CONFIG_SYS_GPIO1_OUT 0x00c70000 /* Set outputs to default state */
173#define CONFIG_SYS_GPIO1_LED 0x00400000 /* user led */
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174
175#endif /* M5249 */