| Patrick Delaunay | f8598d9 | 2018-03-12 10:46:18 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2018, STMicroelectronics - All Rights Reserved |
| 3 | * |
| 4 | * Configuration settings for the STM32MP15x CPU |
| 5 | * |
| 6 | * SPDX-License-Identifier: GPL-2.0+ BSD-3-Clause |
| 7 | */ |
| 8 | |
| 9 | #ifndef __CONFIG_H |
| 10 | #define __CONFIG_H |
| 11 | #include <linux/sizes.h> |
| 12 | #include <asm/arch/stm32.h> |
| 13 | |
| 14 | #define CONFIG_PREBOOT |
| 15 | |
| 16 | /* |
| 17 | * Number of clock ticks in 1 sec |
| 18 | */ |
| 19 | #define CONFIG_SYS_HZ 1000 |
| 20 | #define CONFIG_SYS_ARCH_TIMER |
| 21 | #define CONFIG_SYS_HZ_CLOCK 64000000 |
| 22 | |
| 23 | /* |
| 24 | * malloc() pool size |
| 25 | */ |
| 26 | #define CONFIG_SYS_MALLOC_LEN SZ_32M |
| 27 | |
| 28 | /* |
| 29 | * Configuration of the external SRAM memory used by U-Boot |
| 30 | */ |
| 31 | #define CONFIG_SYS_SDRAM_BASE STM32_DDR_BASE |
| 32 | #define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_TEXT_BASE |
| 33 | |
| 34 | #define CONFIG_NR_DRAM_BANKS 1 |
| 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 | |
| 75 | #if !defined(CONFIG_SPL) || !defined(CONFIG_SPL_BUILD) |
| 76 | |
| 77 | #define BOOT_TARGET_DEVICES(func) \ |
| 78 | func(MMC, mmc, 1) \ |
| 79 | func(MMC, mmc, 0) \ |
| 80 | func(MMC, mmc, 2) |
| 81 | |
| 82 | #include <config_distro_bootcmd.h> |
| 83 | |
| 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" \ |
| 92 | BOOTENV |
| 93 | |
| 94 | #endif /* ifndef CONFIG_SPL_BUILD */ |
| 95 | |
| 96 | #endif /* __CONFIG_H */ |