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include/configs: drop default definitions of CONFIG_SYS_MAXARGS
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1 /*
2 * Configuation settings for the Freescale MCF5329 FireEngine board.
3 *
4 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
5 * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
6 *
7 * SPDX-License-Identifier: GPL-2.0+
8 */
9
10 /*
11 * board/config.h - configuration options, board specific
12 */
13
14 #ifndef _M5235EVB_H
15 #define _M5235EVB_H
16
17 /*
18 * High Level Configuration Options
19 * (easy to change)
20 */
21
22 #define CONFIG_MCFUART
23 #define CONFIG_SYS_UART_PORT (0)
24
25 #undef CONFIG_WATCHDOG
26 #define CONFIG_WATCHDOG_TIMEOUT 5000 /* timeout in milliseconds, max timeout is 6.71sec */
27
28 /*
29 * BOOTP options
30 */
31 #define CONFIG_BOOTP_BOOTFILESIZE
32 #define CONFIG_BOOTP_BOOTPATH
33 #define CONFIG_BOOTP_GATEWAY
34 #define CONFIG_BOOTP_HOSTNAME
35
36 #define CONFIG_MCFFEC
37 #ifdef CONFIG_MCFFEC
38 # define CONFIG_MII 1
39 # define CONFIG_MII_INIT 1
40 # define CONFIG_SYS_DISCOVER_PHY
41 # define CONFIG_SYS_RX_ETH_BUFFER 8
42 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
43
44 # define CONFIG_SYS_FEC0_PINMUX 0
45 # define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE
46 # define MCFFEC_TOUT_LOOP 50000
47 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */
48 # ifndef CONFIG_SYS_DISCOVER_PHY
49 # define FECDUPLEX FULL
50 # define FECSPEED _100BASET
51 # else
52 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN
53 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN
54 # endif
55 # endif /* CONFIG_SYS_DISCOVER_PHY */
56 #endif
57
58 /* Timer */
59 #define CONFIG_MCFTMR
60 #undef CONFIG_MCFPIT
61
62 /* I2C */
63 #define CONFIG_SYS_I2C
64 #define CONFIG_SYS_i2C_FSL
65 #define CONFIG_SYS_FSL_I2C_SPEED 80000
66 #define CONFIG_SYS_FSL_I2C_SLAVE 0x7F
67 #define CONFIG_SYS_FSL_I2C_OFFSET 0x00000300
68 #define CONFIG_SYS_IMMR CONFIG_SYS_MBAR
69 #define CONFIG_SYS_I2C_PINMUX_REG (gpio->par_qspi)
70 #define CONFIG_SYS_I2C_PINMUX_CLR ~(GPIO_PAR_FECI2C_SCL_MASK | GPIO_PAR_FECI2C_SDA_MASK)
71 #define CONFIG_SYS_I2C_PINMUX_SET (GPIO_PAR_FECI2C_SCL_I2CSCL | GPIO_PAR_FECI2C_SDA_I2CSDA)
72
73 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
74 #define CONFIG_BOOTFILE "u-boot.bin"
75 #ifdef CONFIG_MCFFEC
76 # define CONFIG_IPADDR 192.162.1.2
77 # define CONFIG_NETMASK 255.255.255.0
78 # define CONFIG_SERVERIP 192.162.1.1
79 # define CONFIG_GATEWAYIP 192.162.1.1
80 #endif /* FEC_ENET */
81
82 #define CONFIG_HOSTNAME M5235EVB
83 #define CONFIG_EXTRA_ENV_SETTINGS \
84 "netdev=eth0\0" \
85 "loadaddr=10000\0" \
86 "u-boot=u-boot.bin\0" \
87 "load=tftp ${loadaddr) ${u-boot}\0" \
88 "upd=run load; run prog\0" \
89 "prog=prot off ffe00000 ffe3ffff;" \
90 "era ffe00000 ffe3ffff;" \
91 "cp.b ${loadaddr} ffe00000 ${filesize};"\
92 "save\0" \
93 ""
94
95 #define CONFIG_PRAM 512 /* 512 KB */
96 #define CONFIG_SYS_LONGHELP /* undef to save memory */
97
98 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
99 #define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE+0x20000)
100
101 #define CONFIG_SYS_CLK 75000000
102 #define CONFIG_SYS_CPU_CLK CONFIG_SYS_CLK * 2
103
104 #define CONFIG_SYS_MBAR 0x40000000
105
106 /*
107 * Low Level Configuration Settings
108 * (address mappings, register initial values, etc.)
109 * You should know what you are doing if you make changes here.
110 */
111 /*-----------------------------------------------------------------------
112 * Definitions for initial stack pointer and data area (in DPRAM)
113 */
114 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000
115 #define CONFIG_SYS_INIT_RAM_SIZE 0x10000 /* Size of used area in internal SRAM */
116 #define CONFIG_SYS_INIT_RAM_CTRL 0x21
117 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE - 0x10)
118 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
119
120 /*-----------------------------------------------------------------------
121 * Start addresses for the final memory configuration
122 * (Set up by the startup code)
123 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
124 */
125 #define CONFIG_SYS_SDRAM_BASE 0x00000000
126 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */
127
128 #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE + 0x400
129 #define CONFIG_SYS_MEMTEST_END ((CONFIG_SYS_SDRAM_SIZE - 3) << 20)
130
131 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400)
132 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
133
134 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024
135 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
136
137 /*
138 * For booting Linux, the board info and command line data
139 * have to be in the first 8 MB of memory, since this is
140 * the maximum mapped by the Linux kernel during initialization ??
141 */
142 /* Initial Memory map for Linux */
143 #define CONFIG_SYS_BOOTMAPSZ (CONFIG_SYS_SDRAM_BASE + (CONFIG_SYS_SDRAM_SIZE << 20))
144 #define CONFIG_SYS_BOOTM_LEN (CONFIG_SYS_SDRAM_SIZE << 20)
145
146 /*-----------------------------------------------------------------------
147 * FLASH organization
148 */
149 #define CONFIG_SYS_FLASH_CFI
150 #ifdef CONFIG_SYS_FLASH_CFI
151 # define CONFIG_FLASH_CFI_DRIVER 1
152 # define CONFIG_SYS_FLASH_SIZE 0x800000 /* Max size that the board might have */
153 #ifdef NORFLASH_PS32BIT
154 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_32BIT
155 #else
156 # define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
157 #endif
158 # define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
159 # define CONFIG_SYS_MAX_FLASH_SECT 137 /* max number of sectors on one chip */
160 # define CONFIG_SYS_FLASH_PROTECTION /* "Real" (hardware) sectors protection */
161 #endif
162
163 #define CONFIG_SYS_FLASH_BASE (CONFIG_SYS_CS0_BASE)
164
165 /* Configuration for environment
166 * Environment is embedded in u-boot in the second sector of the flash
167 */
168
169 #define LDS_BOARD_TEXT \
170 . = DEFINED(env_offset) ? env_offset : .; \
171 env/embedded.o(.text);
172
173 #ifdef NORFLASH_PS32BIT
174 # define CONFIG_ENV_OFFSET (0x8000)
175 # define CONFIG_ENV_SIZE 0x4000
176 # define CONFIG_ENV_SECT_SIZE 0x4000
177 #else
178 # define CONFIG_ENV_OFFSET (0x4000)
179 # define CONFIG_ENV_SIZE 0x2000
180 # define CONFIG_ENV_SECT_SIZE 0x2000
181 #endif
182
183 /*-----------------------------------------------------------------------
184 * Cache Configuration
185 */
186 #define CONFIG_SYS_CACHELINE_SIZE 16
187
188 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
189 CONFIG_SYS_INIT_RAM_SIZE - 8)
190 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \
191 CONFIG_SYS_INIT_RAM_SIZE - 4)
192 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV)
193 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \
194 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \
195 CF_ACR_EN | CF_ACR_SM_ALL)
196 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_DISD | \
197 CF_CACR_CEIB | CF_CACR_DCM | \
198 CF_CACR_EUSP)
199
200 /*-----------------------------------------------------------------------
201 * Chipselect bank definitions
202 */
203 /*
204 * CS0 - NOR Flash 1, 2, 4, or 8MB
205 * CS1 - Available
206 * CS2 - Available
207 * CS3 - Available
208 * CS4 - Available
209 * CS5 - Available
210 * CS6 - Available
211 * CS7 - Available
212 */
213 #ifdef NORFLASH_PS32BIT
214 # define CONFIG_SYS_CS0_BASE 0xFFC00000
215 # define CONFIG_SYS_CS0_MASK 0x003f0001
216 # define CONFIG_SYS_CS0_CTRL 0x00001D00
217 #else
218 # define CONFIG_SYS_CS0_BASE 0xFFE00000
219 # define CONFIG_SYS_CS0_MASK 0x001f0001
220 # define CONFIG_SYS_CS0_CTRL 0x00001D80
221 #endif
222
223 #endif /* _M5329EVB_H */