| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Configuration file for the SAMA5D27 SOM1 EK Board. |
| 3 | * |
| 4 | * Copyright (C) 2017 Microchip Corporation |
| 5 | * Wenyou Yang <wenyou.yang@microchip.com> |
| 6 | * |
| 7 | * SPDX-License-Identifier: GPL-2.0+ |
| 8 | */ |
| 9 | |
| 10 | #ifndef __CONFIG_H |
| 11 | #define __CONFIG_H |
| 12 | |
| 13 | #include "at91-sama5_common.h" |
| 14 | |
| 15 | #undef CONFIG_SYS_TEXT_BASE |
| 16 | #undef CONFIG_SYS_AT91_MAIN_CLOCK |
| 17 | #define CONFIG_SYS_TEXT_BASE 0x23f00000 |
| 18 | #define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */ |
| 19 | |
| 20 | #define CONFIG_MISC_INIT_R |
| 21 | |
| 22 | /* SDRAM */ |
| 23 | #define CONFIG_NR_DRAM_BANKS 1 |
| 24 | #define CONFIG_SYS_SDRAM_BASE 0x20000000 |
| 25 | #define CONFIG_SYS_SDRAM_SIZE 0x8000000 |
| 26 | |
| 27 | #ifdef CONFIG_SPL_BUILD |
| 28 | #define CONFIG_SYS_INIT_SP_ADDR 0x218000 |
| 29 | #else |
| 30 | #define CONFIG_SYS_INIT_SP_ADDR \ |
| 31 | (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) |
| 32 | #endif |
| 33 | |
| 34 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ |
| 35 | |
| 36 | /* NAND flash */ |
| 37 | #undef CONFIG_CMD_NAND |
| 38 | |
| 39 | /* SPI flash */ |
| 40 | #define CONFIG_SF_DEFAULT_SPEED 66000000 |
| 41 | |
| 42 | #undef CONFIG_BOOTCOMMAND |
| 43 | #ifdef CONFIG_SD_BOOT |
| 44 | /* u-boot env in sd/mmc card */ |
| 45 | #define FAT_ENV_INTERFACE "mmc" |
| 46 | #define FAT_ENV_DEVICE_AND_PART "0" |
| 47 | #define FAT_ENV_FILE "uboot.env" |
| 48 | #define CONFIG_ENV_SIZE 0x4000 |
| 49 | /* bootstrap + u-boot + env in sd card */ |
| 50 | #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \ |
| 51 | "fatload mmc 0:1 0x22000000 zImage; " \ |
| 52 | "bootz 0x22000000 - 0x21000000" |
| 53 | #undef CONFIG_BOOTARGS |
| 54 | #define CONFIG_BOOTARGS \ |
| 55 | "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" |
| 56 | #endif |
| 57 | |
| 58 | #ifdef CONFIG_QSPI_BOOT |
| 59 | #define CONFIG_ENV_OFFSET 0xb0000 |
| 60 | #define CONFIG_ENV_SIZE 0x10000 |
| 61 | #define CONFIG_ENV_SECT_SIZE 0x10000 |
| 62 | #define CONFIG_BOOTCOMMAND "sf probe 0; " \ |
| 63 | "sf read 0x21000000 0xc0000 0x20000; " \ |
| 64 | "sf read 0x22000000 0xe0000 0x400000; " \ |
| 65 | "bootz 0x22000000 - 0x21000000" |
| 66 | #undef CONFIG_BOOTARGS |
| 67 | #define CONFIG_BOOTARGS \ |
| 68 | "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" |
| 69 | #endif |
| 70 | |
| 71 | /* SPL */ |
| 72 | #define CONFIG_SPL_FRAMEWORK |
| 73 | #define CONFIG_SPL_TEXT_BASE 0x200000 |
| 74 | #define CONFIG_SPL_MAX_SIZE 0x10000 |
| 75 | #define CONFIG_SPL_BSS_START_ADDR 0x20000000 |
| 76 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 |
| 77 | #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 |
| 78 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 |
| 79 | |
| 80 | #define CONFIG_SYS_MONITOR_LEN (512 << 10) |
| 81 | |
| 82 | #ifdef CONFIG_SD_BOOT |
| 83 | #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 |
| 84 | #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" |
| 85 | #endif |
| 86 | |
| 87 | #ifdef CONFIG_QSPI_BOOT |
| 88 | #define CONFIG_SPL_SPI_LOAD |
| 89 | #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000 |
| 90 | #endif |
| 91 | |
| 92 | #endif |