u-boot/include/configs/at91sam9x5ek.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2012 Atmel Corporation
*
* Configuation settings for the AT91SAM9X5EK board.
*/
#ifndef __CONFIG_H__
#define __CONFIG_H__
/* ARM asynchronous clock */
#define CFG_SYS_AT91_SLOW_CLOCK 32768
#define CFG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
/* general purpose I/O */
/*
* define CONFIG_USB_EHCI_HCD to enable USB Hi-Speed (aka 2.0)
* NB: in this case, USB 1.1 devices won't be recognized.
*/
/* SDRAM */
#define CFG_SYS_SDRAM_BASE 0x20000000
#define CFG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
/* DataFlash */
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CFG_SYS_NAND_BASE 0x40000000
/* our ALE is AD21 */
#define CFG_SYS_NAND_MASK_ALE (1 << 21)
/* our CLE is AD22 */
#define CFG_SYS_NAND_MASK_CLE (1 << 22)
#define CFG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
#define CFG_SYS_NAND_READY_PIN AT91_PIN_PD5
#endif
/* SPL */
#define CFG_SYS_MASTER_CLOCK 132096000
#define CFG_SYS_AT91_PLLA 0x20c73f03
#define CFG_SYS_MCKR 0x1301
#define CFG_SYS_MCKR_CSS 0x1302
#endif