| Eugen Hristev | 1d463d6 | 2020-03-10 11:56:38 +0200 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| 2 | /* |
| 3 | * Configuration file for the SAMA7G5EK Board. |
| 4 | * |
| 5 | * Copyright (C) 2020 Microchip Corporation |
| 6 | * Eugen Hristev <eugen.hristev@microchip.com> |
| 7 | */ |
| 8 | |
| 9 | #ifndef __CONFIG_H |
| 10 | #define __CONFIG_H |
| 11 | |
| 12 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 |
| 13 | #define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */ |
| 14 | |
| 15 | /* SDRAM */ |
| 16 | #define CONFIG_SYS_SDRAM_BASE 0x60000000 |
| 17 | #define CONFIG_SYS_SDRAM_SIZE 0x20000000 |
| 18 | |
| 19 | #ifdef CONFIG_SPL_BUILD |
| 20 | #define CONFIG_SYS_INIT_SP_ADDR 0x218000 |
| 21 | #else |
| 22 | #define CONFIG_SYS_INIT_SP_ADDR \ |
| 23 | (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) |
| 24 | #endif |
| 25 | |
| 26 | #define CONFIG_SYS_LOAD_ADDR 0x62000000 /* load address */ |
| 27 | |
| 28 | #undef CONFIG_BOOTCOMMAND |
| 29 | #ifdef CONFIG_SD_BOOT |
| 30 | /* u-boot env in sd/mmc card */ |
| 31 | #define FAT_ENV_INTERFACE "mmc" |
| 32 | #define FAT_ENV_DEVICE_AND_PART "0" |
| 33 | #define FAT_ENV_FILE "uboot.env" |
| 34 | /* bootstrap + u-boot + env in sd card */ |
| 35 | #define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x61000000 at91-sama7g5ek.dtb; " \ |
| 36 | "fatload mmc 0:1 0x62000000 zImage; " \ |
| 37 | "bootz 0x62000000 - 0x61000000" |
| 38 | #undef CONFIG_BOOTARGS |
| 39 | #define CONFIG_BOOTARGS \ |
| 40 | "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait" |
| 41 | #endif |
| 42 | |
| 43 | /* Size of malloc() pool */ |
| 44 | #define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024) |
| 45 | |
| 46 | #endif |