1/* SPDX-License-Identifier: GPL-2.0+ */ 2/* 3 * Configuation settings for the SAM9X60EK board. 4 * 5 * Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries 6 * 7 * Author: Sandeep Sheriker M <sandeep.sheriker@microchip.com> 8 */ 9 10#ifndef __CONFIG_H__ 11#define __CONFIG_H__ 12 13/* ARM asynchronous clock */ 14#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 15#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* 24 MHz crystal */ 16 17#define CONFIG_USART_BASE ATMEL_BASE_DBGU 18#define CONFIG_USART_ID 0 /* ignored in arm */ 19 20/* 21 * define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0) 22 * NB: in this case, USB 1.1 devices won't be recognized. 23 */ 24 25/* SDRAM */ 26#define CONFIG_SYS_SDRAM_BASE 0x20000000 27#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 megs */ 28 29#define CONFIG_SYS_INIT_SP_ADDR \ 30 (CONFIG_SYS_SDRAM_BASE + 16 * 1024 + CONFIG_SYS_MALLOC_F_LEN - \ 31 GENERATED_GBL_DATA_SIZE) 32 33/* NAND flash */ 34#ifdef CONFIG_CMD_NAND 35#define CONFIG_SYS_MAX_NAND_DEVICE 1 36#define CONFIG_SYS_NAND_BASE 0x40000000 37#define CONFIG_SYS_NAND_MASK_ALE BIT(21) 38#define CONFIG_SYS_NAND_MASK_CLE BIT(22) 39#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4 40#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5 41#endif 42 43#endif 44