2 * Copyright (C) STMicroelectronics SA 2017
3 * Author(s): Patrice CHOTARD, <patrice.chotard@st.com> for STMicroelectronics.
5 * SPDX-License-Identifier: GPL-2.0+
11 #define CONFIG_STM32F4DISCOVERY
13 #define CONFIG_MISC_INIT_R
15 #define CONFIG_SYS_FLASH_BASE 0x08000000
17 #define CONFIG_SYS_INIT_SP_ADDR 0x10010000
18 #define CONFIG_SYS_TEXT_BASE 0x08000000
20 #define CONFIG_SYS_ICACHE_OFF
21 #define CONFIG_SYS_DCACHE_OFF
24 * Configuration of the external SDRAM memory
26 #define CONFIG_NR_DRAM_BANKS 1
27 #define CONFIG_SYS_RAM_FREQ_DIV 2
28 #define CONFIG_SYS_RAM_BASE 0x00000000
29 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_RAM_BASE
30 #define CONFIG_SYS_LOAD_ADDR 0x00400000
31 #define CONFIG_LOADADDR 0x00400000
33 #define CONFIG_SYS_MAX_FLASH_SECT 12
34 #define CONFIG_SYS_MAX_FLASH_BANKS 2
36 #define CONFIG_ENV_OFFSET (256 << 10)
37 #define CONFIG_ENV_SECT_SIZE (128 << 10)
38 #define CONFIG_ENV_SIZE (8 << 10)
40 #define CONFIG_STM32_FLASH
42 #define CONFIG_STM32_HSE_HZ 8000000
43 #define CONFIG_SYS_CLK_FREQ 180000000 /* 180 MHz */
44 #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer is clocked at 1MHz */
46 #define CONFIG_CMDLINE_TAG
47 #define CONFIG_SETUP_MEMORY_TAGS
48 #define CONFIG_INITRD_TAG
49 #define CONFIG_REVISION_TAG
51 #define CONFIG_SYS_CBSIZE 1024
53 #define CONFIG_SYS_MALLOC_LEN (1 * 1024 * 1024)
55 #define CONFIG_BOOTCOMMAND \
58 #define CONFIG_EXTRA_ENV_SETTINGS \
59 "boot_sd=mmc dev 0;fatload mmc 0 0x00700000 stm32f469-disco.dtb; fatload mmc 0 0x00008000 zImage; icache off; bootz 0x00008000 - 0x00700000"
62 * Command line configuration.
64 #define CONFIG_SYS_LONGHELP
65 #define CONFIG_AUTO_COMPLETE
66 #define CONFIG_CMDLINE_EDITING
68 #endif /* __CONFIG_H */