1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Configuration settings for the Sentec Cobra Board.
5 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
9 * configuration for ASTRO "Urmel" board.
10 * Originating from Cobra5272 configuration, messed up by
11 * Wolfgang Wegner <w.wegner@astro-kom.de>
12 * Please do not bother the original author with bug reports
13 * concerning this file.
16 #ifndef _CONFIG_ASTRO_MCF5373L_H
17 #define _CONFIG_ASTRO_MCF5373L_H
19 #include <linux/stringify.h>
22 * set the card type to actually compile for; either of
23 * the possibilities listed below has to be used!
35 #elif ASTRO_COFDMDUOS2
38 #error No card type defined!
42 * CONFIG_RAM defines if u-boot is loaded via BDM (or started from
43 * a different bootloader that has already performed RAM setup) or
44 * started directly from flash, which is the regular case for production
48 #define CONFIG_MONITOR_IS_IN_RAM
54 * Defines processor clock - important for correct timings concerning serial
58 #define CFG_SYS_CLK 80000000
59 #define CFG_SYS_CPU_CLK (CFG_SYS_CLK * 3)
60 #define CFG_SYS_SDRAM_SIZE 32 /* SDRAM size in MB */
63 * Define baudrate for UART1 (console output, tftp, ...)
64 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud
65 * CFG_SYS_BAUDRATE_TABLE defines values that can be selected
66 * in u-boot command interface
69 #define CFG_SYS_UART_PORT (2)
70 #define CFG_SYS_UART2_ALT3_GPIO
73 * Configuration for environment
74 * Environment is located in the last sector of the flash
77 #ifndef CONFIG_MONITOR_IS_IN_RAM
80 * environment in RAM - This is used to use a single PC-based application
81 * to load an image, load U-Boot, load an environment and then start U-Boot
82 * to execute the commands from the environment. Feedback is done via setting
83 * and reading memory locations.
87 /* here we put our FPGA configuration... */
89 /* Define user parameters that have to be customized most likely */
91 /* AUTOBOOT settings - booting images automatically by u-boot after power on */
94 * The following settings will be contained in the environment block ; if you
95 * want to use a neutral environment all those settings can be manually set in
96 * u-boot: 'set' command
99 #define CONFIG_EXTRA_ENV_SETTINGS \
100 "loaderversion=11\0" \
101 "card_id="__stringify(ASTRO_ID)"\0" \
104 "xilinxload=imxtract 0x540000 $xilinxfile 0x41000000&&"\
105 "fpga load 0 0x41000000 $filesize\0" \
106 "alteraload=imxtract 0x6c0000 $alterafile 0x41000000&&"\
107 "fpga load 1 0x41000000 $filesize\0" \
109 "env_check=if test $env_default -eq 1;"\
110 " then setenv env_default 0;saveenv;fi\0"
113 * "update" is a non-standard command that has to be supplied
114 * by external update.c; This is not included in mainline because
115 * it needs non-blocking CFI routines.
118 #define CFG_SYS_FPGA_WAIT 1000
120 /* End of user parameters to be customized */
122 /* Defines memory range for test */
125 * Low Level Configuration Settings
126 * (address mappings, register initial values, etc.)
127 * You should know what you are doing if you make changes here.
130 /* Base register address */
132 #define CFG_SYS_MBAR 0xFC000000 /* Register Base Addrs */
134 /* System Conf. Reg. & System Protection Reg. */
136 #define CFG_SYS_SCR 0x0003;
137 #define CFG_SYS_SPR 0xffff;
140 * Definitions for initial stack pointer and data area (in internal SRAM)
142 #define CFG_SYS_INIT_RAM_ADDR 0x80000000
143 #define CFG_SYS_INIT_RAM_SIZE 0x8000
144 #define CFG_SYS_INIT_RAM_CTRL 0x221
147 * Start addresses for the final memory configuration
148 * (Set up by the startup code)
149 * for MCF5373, the allowable range is 0x40000000 to 0x7FF00000
151 #define CFG_SYS_SDRAM_BASE 0x40000000
154 * Chipselect bank definitions
156 * CS0 - Flash 32MB (first 16MB)
157 * CS1 - Flash 32MB (second half)
163 #define CFG_SYS_CS0_BASE 0
164 #define CFG_SYS_CS0_MASK 0x00ff0001
165 #define CFG_SYS_CS0_CTRL 0x00001fc0
167 #define CFG_SYS_CS1_BASE 0x01000000
168 #define CFG_SYS_CS1_MASK 0x00ff0001
169 #define CFG_SYS_CS1_CTRL 0x00001fc0
171 #define CFG_SYS_CS2_BASE 0x20000000
172 #define CFG_SYS_CS2_MASK 0x00ff0001
173 #define CFG_SYS_CS2_CTRL 0x0000fec0
175 #define CFG_SYS_CS3_BASE 0x21000000
176 #define CFG_SYS_CS3_MASK 0x00ff0001
177 #define CFG_SYS_CS3_CTRL 0x0000fec0
179 #define CFG_SYS_FLASH_BASE 0x00000000
181 /* Reserve 256 kB for Monitor */
184 * For booting Linux, the board info and command line data
185 * have to be in the first 8 MB of memory, since this is
186 * the maximum mapped by the Linux kernel during initialization ??
188 #define CFG_SYS_BOOTMAPSZ (CFG_SYS_SDRAM_BASE + \
189 (CFG_SYS_SDRAM_SIZE << 20))
191 /* FLASH organization */
193 #define CFG_SYS_FLASH_SIZE 0x2000000
195 #define LDS_BOARD_TEXT \
196 . = DEFINED(env_offset) ? env_offset : .; \
197 env/embedded.o(.text*)
199 /* Cache Configuration */
201 #define ICACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \
202 CFG_SYS_INIT_RAM_SIZE - 8)
203 #define DCACHE_STATUS (CFG_SYS_INIT_RAM_ADDR + \
204 CFG_SYS_INIT_RAM_SIZE - 4)
205 #define CFG_SYS_ICACHE_INV (CF_CACR_CINVA)
206 #define CFG_SYS_CACHE_ACR0 (CFG_SYS_SDRAM_BASE | \
207 CF_ADDRMASK(CFG_SYS_SDRAM_SIZE) | \
208 CF_ACR_EN | CF_ACR_SM_ALL)
209 #define CFG_SYS_CACHE_ICACR (CF_CACR_EC | CF_CACR_CINVA | \
212 #endif /* _CONFIG_ASTRO_MCF5373L_H */