include/configs: drop default definitions of CONFIG_SYS_MAXARGS
[platform/kernel/u-boot.git] / include / configs / M5282EVB.h
1 /*
2  * Configuation settings for the Motorola MC5282EVB board.
3  *
4  * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
5  *
6  * SPDX-License-Identifier:     GPL-2.0+
7  */
8
9 /*
10  * board/config.h - configuration options, board specific
11  */
12
13 #ifndef _CONFIG_M5282EVB_H
14 #define _CONFIG_M5282EVB_H
15
16 /*
17  * High Level Configuration Options
18  * (easy to change)
19  */
20 #define CONFIG_MCFTMR
21
22 #define CONFIG_MCFUART
23 #define CONFIG_SYS_UART_PORT            (0)
24
25 #undef  CONFIG_MONITOR_IS_IN_RAM        /* define if monitor is started from a pre-loader */
26
27 /* Configuration for environment
28  * Environment is embedded in u-boot in the second sector of the flash
29  */
30 #define CONFIG_ENV_ADDR         0xffe04000
31 #define CONFIG_ENV_SIZE         0x2000
32
33 #define LDS_BOARD_TEXT \
34         . = DEFINED(env_offset) ? env_offset : .; \
35         env/embedded.o(.text*);
36
37 /*
38  * BOOTP options
39  */
40 #define CONFIG_BOOTP_BOOTFILESIZE
41 #define CONFIG_BOOTP_BOOTPATH
42 #define CONFIG_BOOTP_GATEWAY
43 #define CONFIG_BOOTP_HOSTNAME
44
45 /*
46  * Command line configuration.
47  */
48
49 #define CONFIG_MCFFEC
50 #ifdef CONFIG_MCFFEC
51 #       define CONFIG_MII               1
52 #       define CONFIG_MII_INIT          1
53 #       define CONFIG_SYS_DISCOVER_PHY
54 #       define CONFIG_SYS_RX_ETH_BUFFER 8
55 #       define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
56
57 #       define CONFIG_SYS_FEC0_PINMUX           0
58 #       define CONFIG_SYS_FEC0_MIIBASE          CONFIG_SYS_FEC0_IOBASE
59 #       define MCFFEC_TOUT_LOOP         50000
60 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
61 #       ifndef CONFIG_SYS_DISCOVER_PHY
62 #               define FECDUPLEX        FULL
63 #               define FECSPEED         _100BASET
64 #       else
65 #               ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
66 #                       define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
67 #               endif
68 #       endif                   /* CONFIG_SYS_DISCOVER_PHY */
69 #endif
70
71 #ifdef CONFIG_MCFFEC
72 #       define CONFIG_IPADDR    192.162.1.2
73 #       define CONFIG_NETMASK   255.255.255.0
74 #       define CONFIG_SERVERIP  192.162.1.1
75 #       define CONFIG_GATEWAYIP 192.162.1.1
76 #endif                          /* CONFIG_MCFFEC */
77
78 #define CONFIG_HOSTNAME         M5282EVB
79 #define CONFIG_EXTRA_ENV_SETTINGS               \
80         "netdev=eth0\0"                         \
81         "loadaddr=10000\0"                      \
82         "u-boot=u-boot.bin\0"                   \
83         "load=tftp ${loadaddr) ${u-boot}\0"     \
84         "upd=run load; run prog\0"              \
85         "prog=prot off ffe00000 ffe3ffff;"      \
86         "era ffe00000 ffe3ffff;"                \
87         "cp.b ${loadaddr} ffe00000 ${filesize};"\
88         "save\0"                                \
89         ""
90
91 #define CONFIG_SYS_LONGHELP             /* undef to save memory         */
92
93 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE       /* Boot Argument Buffer Size    */
94
95 #define CONFIG_SYS_LOAD_ADDR            0x20000
96
97 #define CONFIG_SYS_MEMTEST_START        0x400
98 #define CONFIG_SYS_MEMTEST_END          0x380000
99
100 #define CONFIG_SYS_CLK                  64000000
101
102 /* PLL Configuration: Ext Clock * 6 (see table 9-4 of MCF user manual) */
103
104 #define CONFIG_SYS_MFD                  0x02    /* PLL Multiplication Factor Devider */
105 #define CONFIG_SYS_RFD                  0x00    /* PLL Reduce Frecuency Devider */
106
107 /*
108  * Low Level Configuration Settings
109  * (address mappings, register initial values, etc.)
110  * You should know what you are doing if you make changes here.
111  */
112 #define CONFIG_SYS_MBAR         0x40000000
113
114 /*-----------------------------------------------------------------------
115  * Definitions for initial stack pointer and data area (in DPRAM)
116  */
117 #define CONFIG_SYS_INIT_RAM_ADDR        0x20000000
118 #define CONFIG_SYS_INIT_RAM_SIZE        0x10000 /* Size of used area in internal SRAM    */
119 #define CONFIG_SYS_GBL_DATA_OFFSET      (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
120 #define CONFIG_SYS_INIT_SP_OFFSET       CONFIG_SYS_GBL_DATA_OFFSET
121
122 /*-----------------------------------------------------------------------
123  * Start addresses for the final memory configuration
124  * (Set up by the startup code)
125  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
126  */
127 #define CONFIG_SYS_SDRAM_BASE           0x00000000
128 #define CONFIG_SYS_SDRAM_SIZE           16      /* SDRAM size in MB */
129 #define CONFIG_SYS_FLASH_BASE           CONFIG_SYS_CS0_BASE
130 #define CONFIG_SYS_INT_FLASH_BASE       0xf0000000
131 #define CONFIG_SYS_INT_FLASH_ENABLE     0x21
132
133 /* If M5282 port is fully implemented the monitor base will be behind
134  * the vector table. */
135 #if (CONFIG_SYS_TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE)
136 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
137 #else
138 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_TEXT_BASE + 0x418)  /* 24 Byte for CFM-Config */
139 #endif
140
141 #define CONFIG_SYS_MONITOR_LEN          0x20000
142 #define CONFIG_SYS_MALLOC_LEN           (256 << 10)
143 #define CONFIG_SYS_BOOTPARAMS_LEN       64*1024
144
145 /*
146  * For booting Linux, the board info and command line data
147  * have to be in the first 8 MB of memory, since this is
148  * the maximum mapped by the Linux kernel during initialization ??
149  */
150 #define CONFIG_SYS_BOOTMAPSZ            (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
151
152 /*-----------------------------------------------------------------------
153  * FLASH organization
154  */
155 #define CONFIG_SYS_FLASH_CFI
156 #ifdef CONFIG_SYS_FLASH_CFI
157
158 #       define CONFIG_FLASH_CFI_DRIVER  1
159 #       define CONFIG_SYS_FLASH_SIZE            0x1000000       /* Max size that the board might have */
160 #       define CONFIG_SYS_FLASH_CFI_WIDTH       FLASH_CFI_16BIT
161 #       define CONFIG_SYS_MAX_FLASH_BANKS       1       /* max number of memory banks */
162 #       define CONFIG_SYS_MAX_FLASH_SECT        137     /* max number of sectors on one chip */
163 #       define CONFIG_SYS_FLASH_PROTECTION      /* "Real" (hardware) sectors protection */
164 #       define CONFIG_SYS_FLASH_CHECKSUM
165 #       define CONFIG_SYS_FLASH_BANKS_LIST      { CONFIG_SYS_FLASH_BASE }
166 #endif
167
168 /*-----------------------------------------------------------------------
169  * Cache Configuration
170  */
171 #define CONFIG_SYS_CACHELINE_SIZE       16
172
173 #define ICACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
174                                          CONFIG_SYS_INIT_RAM_SIZE - 8)
175 #define DCACHE_STATUS                   (CONFIG_SYS_INIT_RAM_ADDR + \
176                                          CONFIG_SYS_INIT_RAM_SIZE - 4)
177 #define CONFIG_SYS_ICACHE_INV           (CF_CACR_CINV + CF_CACR_DCM)
178 #define CONFIG_SYS_CACHE_ACR0           (CONFIG_SYS_SDRAM_BASE | \
179                                          CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
180                                          CF_ACR_EN | CF_ACR_SM_ALL)
181 #define CONFIG_SYS_CACHE_ICACR          (CF_CACR_CENB | CF_CACR_DISD | \
182                                          CF_CACR_CEIB | CF_CACR_DBWE | \
183                                          CF_CACR_EUSP)
184
185 /*-----------------------------------------------------------------------
186  * Memory bank definitions
187  */
188 #define CONFIG_SYS_CS0_BASE             0xFFE00000
189 #define CONFIG_SYS_CS0_CTRL             0x00001980
190 #define CONFIG_SYS_CS0_MASK             0x001F0001
191
192 /*-----------------------------------------------------------------------
193  * Port configuration
194  */
195 #define CONFIG_SYS_PACNT                0x0000000       /* Port A D[31:24] */
196 #define CONFIG_SYS_PADDR                0x0000000
197 #define CONFIG_SYS_PADAT                0x0000000
198
199 #define CONFIG_SYS_PBCNT                0x0000000       /* Port B D[23:16] */
200 #define CONFIG_SYS_PBDDR                0x0000000
201 #define CONFIG_SYS_PBDAT                0x0000000
202
203 #define CONFIG_SYS_PCCNT                0x0000000       /* Port C D[15:08] */
204 #define CONFIG_SYS_PCDDR                0x0000000
205 #define CONFIG_SYS_PCDAT                0x0000000
206
207 #define CONFIG_SYS_PDCNT                0x0000000       /* Port D D[07:00] */
208 #define CONFIG_SYS_PCDDR                0x0000000
209 #define CONFIG_SYS_PCDAT                0x0000000
210
211 #define CONFIG_SYS_PEHLPAR              0xC0
212 #define CONFIG_SYS_PUAPAR               0x0F    /* UA0..UA3 = Uart 0 +1 */
213 #define CONFIG_SYS_DDRUA                0x05
214 #define CONFIG_SYS_PJPAR                0xFF
215
216 #endif                          /* _CONFIG_M5282EVB_H */