1 /* 2 * Configuration file for the SAMA5D2 Xplained Board. 3 * 4 * Copyright (C) 2015 Atmel Corporation 5 * Wenyou Yang <wenyou.yang@atmel.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 #define CONFIG_MISC_INIT_R 16 17 /* SDRAM */ 18 #define CONFIG_NR_DRAM_BANKS 1 19 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS 20 #define CONFIG_SYS_SDRAM_SIZE 0x20000000 21 22 #ifdef CONFIG_SPL_BUILD 23 #define CONFIG_SYS_INIT_SP_ADDR 0x218000 24 #else 25 #define CONFIG_SYS_INIT_SP_ADDR \ 26 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 27 #endif 28 29 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 30 31 /* SerialFlash */ 32 #ifdef CONFIG_CMD_SF 33 #define CONFIG_SF_DEFAULT_BUS 0 34 #define CONFIG_SF_DEFAULT_CS 0 35 #define CONFIG_SF_DEFAULT_SPEED 30000000 36 #endif 37 38 /* NAND flash */ 39 #undef CONFIG_CMD_NAND 40 41 /* I2C */ 42 #define AT24MAC_ADDR 0x5c 43 #define AT24MAC_REG 0x9a 44 45 /* LCD */ 46 47 #ifdef CONFIG_LCD 48 #define LCD_BPP LCD_COLOR16 49 #define LCD_OUTPUT_BPP 24 50 #define CONFIG_LCD_LOGO 51 #define CONFIG_LCD_INFO 52 #define CONFIG_LCD_INFO_BELOW_LOGO 53 #define CONFIG_ATMEL_HLCD 54 #define CONFIG_ATMEL_LCD_RGB565 55 #endif 56 57 #ifdef CONFIG_SYS_USE_MMC 58 59 /* bootstrap + u-boot + env in sd card */ 60 #undef FAT_ENV_DEVICE_AND_PART 61 #undef CONFIG_BOOTCOMMAND 62 63 #define FAT_ENV_DEVICE_AND_PART "1" 64 #define CONFIG_BOOTCOMMAND "fatload mmc 1:1 0x21000000 at91-sama5d2_xplained.dtb; " \ 65 "fatload mmc 1:1 0x22000000 zImage; " \ 66 "bootz 0x22000000 - 0x21000000" 67 #undef CONFIG_BOOTARGS 68 #define CONFIG_BOOTARGS \ 69 "console=ttyS0,115200 earlyprintk root=/dev/mmcblk1p2 rw rootwait" 70 71 #endif 72 73 /* SPL */ 74 #define CONFIG_SPL_FRAMEWORK 75 #define CONFIG_SPL_TEXT_BASE 0x200000 76 #define CONFIG_SPL_MAX_SIZE 0x18000 77 #define CONFIG_SPL_BSS_START_ADDR 0x20000000 78 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 79 #define CONFIG_SYS_SPL_MALLOC_START 0x20080000 80 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 81 82 #define CONFIG_SYS_MONITOR_LEN (512 << 10) 83 84 #ifdef CONFIG_SYS_USE_MMC 85 #define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/armv7/u-boot-spl.lds 86 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 87 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 88 89 #elif CONFIG_SYS_USE_SERIALFLASH 90 #define CONFIG_SPL_SPI_LOAD 91 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000 92 93 #endif 94 95 #endif 96