1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Configuration file for the SAMA5D2 PTC EK Board. 4 * 5 * Copyright (C) 2017 Microchip Technology Inc. 6 * Wenyou Yang <wenyou.yang@microchip.com> 7 * Ludovic Desroches <ludovic.desroches@microchip.com> 8 */ 9 10 #ifndef __CONFIG_H 11 #define __CONFIG_H 12 13 #include "at91-sama5_common.h" 14 15 #undef CONFIG_SYS_AT91_MAIN_CLOCK 16 #define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */ 17 18 /* SDRAM */ 19 #define CONFIG_SYS_SDRAM_BASE 0x20000000 20 #define CONFIG_SYS_SDRAM_SIZE 0x20000000 21 22 #define CONFIG_SYS_INIT_SP_ADDR \ 23 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE) 24 25 #define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ 26 27 /* NAND Flash */ 28 #ifdef CONFIG_CMD_NAND 29 #define CONFIG_SYS_MAX_NAND_DEVICE 1 30 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 31 /* our ALE is AD21 */ 32 #define CONFIG_SYS_NAND_MASK_ALE BIT(21) 33 /* our CLE is AD22 */ 34 #define CONFIG_SYS_NAND_MASK_CLE BIT(22) 35 #define CONFIG_SYS_NAND_ONFI_DETECTION 36 /* PMECC & PMERRLOC */ 37 #define CONFIG_ATMEL_NAND_HWECC 38 #define CONFIG_ATMEL_NAND_HW_PMECC 39 #endif 40 41 #endif /* __CONFIG_H */ 42