include/configs/stm32mp1.h

   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 /*
  21  * malloc() pool size
  22  */
  23 #define CONFIG_SYS_MALLOC_LEN                   SZ_32M
  24
  25 /*
  26  * Configuration of the external SRAM memory used by U-Boot
  27  */
  28 #define CONFIG_SYS_SDRAM_BASE                   STM32_DDR_BASE
  29 #define CONFIG_SYS_INIT_SP_ADDR                 CONFIG_SYS_TEXT_BASE
  30
  31 #define CONFIG_NR_DRAM_BANKS    1
  32
  33 /*
  34  * Console I/O buffer size
  35  */
  36 #define CONFIG_SYS_CBSIZE                       SZ_1K
  37
  38 /*
  39  * Needed by "loadb"
  40  */
  41 #define CONFIG_SYS_LOAD_ADDR                    STM32_DDR_BASE
  42
  43 /*
  44  * Env parameters
  45  */
  46 #define CONFIG_ENV_SIZE                         SZ_4K
  47
  48 /* ATAGs */
  49 #define CONFIG_CMDLINE_TAG
  50 #define CONFIG_SETUP_MEMORY_TAGS
  51 #define CONFIG_INITRD_TAG
  52
  53 /* SPL support */
  54 #ifdef CONFIG_SPL
  55 /* BOOTROM load address */
  56 #define CONFIG_SPL_TEXT_BASE            0x2FFC2500
  57 /* SPL use DDR */
  58 #define CONFIG_SPL_BSS_START_ADDR       0xC0200000
  59 #define CONFIG_SPL_BSS_MAX_SIZE         0x00100000
  60 #define CONFIG_SYS_SPL_MALLOC_START     0xC0300000
  61 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x00100000
  62
  63 /* limit SYSRAM usage to first 128 KB */
  64 #define CONFIG_SPL_MAX_SIZE             0x00020000
  65 #define CONFIG_SPL_STACK                (STM32_SYSRAM_BASE + \
  66                                          STM32_SYSRAM_SIZE)
  67 #endif /* #ifdef CONFIG_SPL */
  68
  69 /*MMC SD*/
  70 #define CONFIG_SYS_MMC_MAX_DEVICE       3
  71 #define CONFIG_SUPPORT_EMMC_BOOT
  72
  73 #if !defined(CONFIG_SPL) || !defined(CONFIG_SPL_BUILD)
  74
  75 #define BOOT_TARGET_DEVICES(func) \
  76         func(MMC, mmc, 1) \
  77         func(MMC, mmc, 0) \
  78         func(MMC, mmc, 2)
  79
  80 #include <config_distro_bootcmd.h>
  81
  82 #define STM32MP_PREBOOT \
  83         "echo \"Boot over ${boot_device}${boot_instance}!\"; " \
  84         "if test \"${boot_device}\" = \"mmc\"; then " \
  85                 "env set boot_targets \"mmc${boot_instance}\"; "\
  86         "fi;"
  87
  88 #define CONFIG_EXTRA_ENV_SETTINGS \
  89         "scriptaddr=0xC0000000\0" \
  90         "pxefile_addr_r=0xC0000000\0" \
  91         "kernel_addr_r=0xC1000000\0" \
  92         "fdt_addr_r=0xC4000000\0" \
  93         "ramdisk_addr_r=0xC4100000\0" \
  94         "fdt_high=0xffffffff\0" \
  95         "initrd_high=0xffffffff\0" \
  96         "preboot=" STM32MP_PREBOOT "\0" \
  97         BOOTENV
  98
  99 #endif /* ifndef CONFIG_SPL_BUILD */
 100
 101 #endif /* __CONFIG_H */