1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Configuration file for the SAMA5D2 ICP Board. 4 * 5 * Copyright (C) 2018 Microchip Corporation 6 * Eugen Hristev <eugen.hristev@microchip.com> 7 */ 8 9#ifndef __CONFIG_H 10#define __CONFIG_H 11 12#include "at91-sama5_common.h" 13 14#undef CONFIG_SYS_AT91_MAIN_CLOCK 15#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ 16 17#define CONFIG_MISC_INIT_R 18 19/* SDRAM */ 20#define CONFIG_SYS_SDRAM_BASE 0x20000000 21#define CONFIG_SYS_SDRAM_SIZE 0x20000000 22 23#ifdef CONFIG_SPL_BUILD 24#define CONFIG_SYS_INIT_SP_ADDR 0x218000 25#else 26#define CONFIG_SYS_INIT_SP_ADDR \ 27 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 28#endif 29 30#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 31 32/* NAND flash */ 33#undef CONFIG_CMD_NAND 34 35/* SPI flash */ 36#define CONFIG_SF_DEFAULT_SPEED 66000000 37 38#undef CONFIG_BOOTCOMMAND 39#ifdef CONFIG_SD_BOOT 40/* u-boot env in sd/mmc card */ 41#define FAT_ENV_INTERFACE "mmc" 42#define FAT_ENV_DEVICE_AND_PART "0" 43#define FAT_ENV_FILE "uboot.env" 44#define CONFIG_ENV_SIZE 0x4000 45/* bootstrap + u-boot + env in sd card */ 46#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d2_icp.dtb; " \ 47 "fatload mmc 0:1 0x22000000 zImage; " \ 48 "bootz 0x22000000 - 0x21000000" 49#undef CONFIG_BOOTARGS 50#define CONFIG_BOOTARGS \ 51 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait" 52#endif 53 54/* SPL */ 55#define CONFIG_SPL_MAX_SIZE 0x10000 56#define CONFIG_SPL_BSS_START_ADDR 0x20000000 57#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 58#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 59#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 60 61#define CONFIG_SYS_MONITOR_LEN (512 << 10) 62 63#ifdef CONFIG_SD_BOOT 64#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 65#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 66#endif 67 68#endif 69