1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2016, STMicroelectronics - All Rights Reserved
4 * Author(s): Vikas Manocha, <vikas.manocha@st.com> for STMicroelectronics.
10 #include <linux/sizes.h>
12 /* For booting Linux, use the first 6MB of memory */
13 #define CONFIG_SYS_BOOTMAPSZ SZ_4M + SZ_2M
15 #define CONFIG_SYS_FLASH_BASE 0x08000000
16 #define CONFIG_SYS_INIT_SP_ADDR 0x20050000
18 #ifdef CONFIG_SUPPORT_SPL
19 #define CONFIG_SYS_LOAD_ADDR 0x08008000
21 #define CONFIG_SYS_LOAD_ADDR 0xC0400000
25 * Configuration of the external SDRAM memory
28 #define CONFIG_SYS_MAX_FLASH_SECT 8
29 #define CONFIG_SYS_MAX_FLASH_BANKS 1
31 #define CONFIG_STM32_FLASH
33 #define CONFIG_DW_GMAC_DEFAULT_DMA_PBL (8)
34 #define CONFIG_DW_ALTDESCRIPTOR
36 #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer is clocked at 1MHz */
38 #define CONFIG_CMDLINE_TAG
39 #define CONFIG_SETUP_MEMORY_TAGS
40 #define CONFIG_INITRD_TAG
41 #define CONFIG_REVISION_TAG
43 #define CONFIG_SYS_CBSIZE 1024
45 #define CONFIG_SYS_MALLOC_LEN (1 * 1024 * 1024)
47 #define BOOT_TARGET_DEVICES(func) \
50 #include <config_distro_bootcmd.h>
51 #define CONFIG_EXTRA_ENV_SETTINGS \
52 "kernel_addr_r=0xC0008000\0" \
53 "fdtfile=stm32f746-disco.dtb\0" \
54 "fdt_addr_r=0xC0408000\0" \
55 "scriptaddr=0xC0418000\0" \
56 "pxefile_addr_r=0xC0428000\0" \
57 "ramdisk_addr_r=0xC0438000\0" \
60 #define CONFIG_DISPLAY_BOARDINFO
63 #ifdef CONFIG_SUPPORT_SPL
64 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
65 #define CONFIG_SYS_MONITOR_LEN (512 * 1024)
66 #define CONFIG_SYS_SPL_LEN 0x00008000
67 #define CONFIG_SYS_UBOOT_START 0x080083FD
68 #define CONFIG_SYS_UBOOT_BASE (CONFIG_SYS_FLASH_BASE + \
71 /* DT blob (fdt) address */
72 #define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \
79 #endif /* __CONFIG_H */