2 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
4 * Configuration settings for the STM32MP15x CPU
6 * SPDX-License-Identifier: GPL-2.0+ BSD-3-Clause
11 #include <linux/sizes.h>
12 #include <asm/arch/stm32.h>
14 #define CONFIG_PREBOOT
17 * Number of clock ticks in 1 sec
19 #define CONFIG_SYS_HZ 1000
20 #define CONFIG_SYS_ARCH_TIMER
21 #define CONFIG_SYS_HZ_CLOCK 64000000
26 #define CONFIG_SYS_MALLOC_LEN SZ_32M
29 * Configuration of the external SRAM memory used by U-Boot
31 #define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE
32 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE
34 #define CONFIG_NR_DRAM_BANKS 1
37 * Console I/O buffer size
39 #define CONFIG_SYS_CBSIZE SZ_1K
44 #define CONFIG_SYS_LOAD_ADDR STM32_DDR_BASE
49 #define CONFIG_ENV_SIZE SZ_4K
52 #define CONFIG_CMDLINE_TAG
53 #define CONFIG_SETUP_MEMORY_TAGS
54 #define CONFIG_INITRD_TAG
58 /* BOOTROM load address */
59 #define CONFIG_SPL_TEXT_BASE 0x2FFC2500
61 #define CONFIG_SPL_BSS_START_ADDR 0xC0200000
62 #define CONFIG_SPL_BSS_MAX_SIZE 0x00100000
63 #define CONFIG_SYS_SPL_MALLOC_START 0xC0300000
64 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x00100000
66 /* limit SYSRAM usage to first 128 KB */
67 #define CONFIG_SPL_MAX_SIZE 0x00020000
68 #define CONFIG_SPL_STACK (STM32_SYSRAM_BASE + \
70 #endif /* #ifdef CONFIG_SPL */
73 #define CONFIG_SYS_MMC_MAX_DEVICE 3
75 #if !defined(CONFIG_SPL) || !defined(CONFIG_SPL_BUILD)
77 #define BOOT_TARGET_DEVICES(func) \
82 #include <config_distro_bootcmd.h>
84 #define CONFIG_EXTRA_ENV_SETTINGS \
85 "scriptaddr=0xC0000000\0" \
86 "pxefile_addr_r=0xC0000000\0" \
87 "kernel_addr_r=0xC1000000\0" \
88 "fdt_addr_r=0xC4000000\0" \
89 "ramdisk_addr_r=0xC4100000\0" \
90 "fdt_high=0xffffffff\0" \
91 "initrd_high=0xffffffff\0" \
94 #endif /* ifndef CONFIG_SPL_BUILD */
96 #endif /* __CONFIG_H */