| Tom Rini | 83d290c | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 2 | /* |
| 3 | * Configuration file for the SAMA5D27 SOM1 EK Board. |
| 4 | * |
| 5 | * Copyright (C) 2017 Microchip Corporation |
| 6 | * Wenyou Yang <wenyou.yang@microchip.com> |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 7 | */ |
| 8 | |
| 9 | #ifndef __CONFIG_H |
| 10 | #define __CONFIG_H |
| 11 | |
| 12 | #include "at91-sama5_common.h" |
| 13 | |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 14 | #undef CONFIG_SYS_AT91_MAIN_CLOCK |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 15 | #define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */ |
| 16 | |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 17 | /* SDRAM */ |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 18 | #define CONFIG_SYS_SDRAM_BASE 0x20000000 |
| 19 | #define CONFIG_SYS_SDRAM_SIZE 0x8000000 |
| 20 | |
| 21 | #ifdef CONFIG_SPL_BUILD |
| 22 | #define CONFIG_SYS_INIT_SP_ADDR 0x218000 |
| 23 | #else |
| 24 | #define CONFIG_SYS_INIT_SP_ADDR \ |
| 25 | (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) |
| 26 | #endif |
| 27 | |
| 28 | #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ |
| 29 | |
| 30 | /* NAND flash */ |
| 31 | #undef CONFIG_CMD_NAND |
| 32 | |
| 33 | /* SPI flash */ |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 34 | |
| 35 | #undef CONFIG_BOOTCOMMAND |
| 36 | #ifdef CONFIG_SD_BOOT |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 37 | /* bootstrap + u-boot + env in sd card */ |
| Codrin Ciubotariu | 4495680 | 2018-08-21 15:46:07 +0300 | [diff] [blame] | 38 | #define CONFIG_BOOTCOMMAND "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x21000000 at91-sama5d27_som1_ek.dtb; " \ |
| 39 | "fatload mmc " CONFIG_ENV_FAT_DEVICE_AND_PART " 0x22000000 zImage; " \ |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 40 | "bootz 0x22000000 - 0x21000000" |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 41 | #endif |
| 42 | |
| 43 | #ifdef CONFIG_QSPI_BOOT |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 44 | #undef CONFIG_BOOTARGS |
| 45 | #define CONFIG_BOOTARGS \ |
| 46 | "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" |
| 47 | #endif |
| 48 | |
| 49 | /* SPL */ |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 50 | #define CONFIG_SPL_MAX_SIZE 0x10000 |
| 51 | #define CONFIG_SPL_BSS_START_ADDR 0x20000000 |
| 52 | #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 |
| 53 | #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 |
| 54 | #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 |
| 55 | |
| 56 | #define CONFIG_SYS_MONITOR_LEN (512 << 10) |
| 57 | |
| 58 | #ifdef CONFIG_SD_BOOT |
| 59 | #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 |
| 60 | #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" |
| 61 | #endif |
| 62 | |
| Wenyou Yang | ce4054b | 2017-09-13 14:58:54 +0800 | [diff] [blame] | 63 | #endif |