1 /* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ 2 /* 3 * Copyright (C) 2018, STMicroelectronics - All Rights Reserved 4 * 5 * Configuration settings for the STM32MP15x CPU 6 */ 7 8 #ifndef __CONFIG_H 9 #define __CONFIG_H 10 #include <linux/sizes.h> 11 #include <asm/arch/stm32.h> 12 13 #define CONFIG_PREBOOT 14 15 /* 16 * Number of clock ticks in 1 sec 17 */ 18 #define CONFIG_SYS_HZ 1000 19 20 /* PSCI support */ 21 #define CONFIG_ARMV7_PSCI_1_0 22 #define CONFIG_ARMV7_SECURE_BASE STM32_SYSRAM_BASE 23 #define CONFIG_ARMV7_SECURE_MAX_SIZE STM32_SYSRAM_SIZE 24 25 /* 26 * malloc() pool size 27 */ 28 #define CONFIG_SYS_MALLOC_LEN SZ_32M 29 30 /* 31 * Configuration of the external SRAM memory used by U-Boot 32 */ 33 #define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE 34 #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE 35 36 /* 37 * Console I/O buffer size 38 */ 39 #define CONFIG_SYS_CBSIZE SZ_1K 40 41 /* 42 * Needed by "loadb" 43 */ 44 #define CONFIG_SYS_LOAD_ADDR STM32_DDR_BASE 45 46 /* 47 * Env parameters 48 */ 49 #define CONFIG_ENV_SIZE SZ_4K 50 51 /* ATAGs */ 52 #define CONFIG_CMDLINE_TAG 53 #define CONFIG_SETUP_MEMORY_TAGS 54 #define CONFIG_INITRD_TAG 55 56 /* SPL support */ 57 #ifdef CONFIG_SPL 58 /* BOOTROM load address */ 59 #define CONFIG_SPL_TEXT_BASE 0x2FFC2500 60 /* SPL use DDR */ 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 65 66 /* limit SYSRAM usage to first 128 KB */ 67 #define CONFIG_SPL_MAX_SIZE 0x00020000 68 #define CONFIG_SPL_STACK (STM32_SYSRAM_BASE + \ 69 STM32_SYSRAM_SIZE) 70 #endif /* #ifdef CONFIG_SPL */ 71 72 /*MMC SD*/ 73 #define CONFIG_SYS_MMC_MAX_DEVICE 3 74 #define CONFIG_SUPPORT_EMMC_BOOT 75 76 #if !defined(CONFIG_SPL) || !defined(CONFIG_SPL_BUILD) 77 78 #define BOOT_TARGET_DEVICES(func) \ 79 func(MMC, mmc, 1) \ 80 func(MMC, mmc, 0) \ 81 func(MMC, mmc, 2) 82 83 #include <config_distro_bootcmd.h> 84 85 #define STM32MP_PREBOOT \ 86 "echo \"Boot over ${boot_device}${boot_instance}!\"; " \ 87 "if test \"${boot_device}\" = \"mmc\"; then " \ 88 "env set boot_targets \"mmc${boot_instance}\"; "\ 89 "fi;" 90 91 #define CONFIG_EXTRA_ENV_SETTINGS \ 92 "scriptaddr=0xC0000000\0" \ 93 "pxefile_addr_r=0xC0000000\0" \ 94 "kernel_addr_r=0xC1000000\0" \ 95 "fdt_addr_r=0xC4000000\0" \ 96 "ramdisk_addr_r=0xC4100000\0" \ 97 "fdt_high=0xffffffff\0" \ 98 "initrd_high=0xffffffff\0" \ 99 "preboot=" STM32MP_PREBOOT "\0" \ 100 BOOTENV 101 102 #endif /* ifndef CONFIG_SPL_BUILD */ 103 104 #endif /* __CONFIG_H */ 105