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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (C) 2012 Atmel Corporation
* Copyright (C) 2019 Stefan Roese <sr@denx.de>
*
* Configuation settings for the GARDENA smart Gateway (AT91SAM9G25)
*/
#ifndef __CONFIG_H__
#define __CONFIG_H__
#ifndef __ASSEMBLY__
#include <linux/bitops.h>
#endif
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
/* SDRAM */
#define CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 megs */
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
/* NAND flash */
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE 0x40000000
#define CONFIG_SYS_NAND_DBW_8 1
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE BIT(21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE BIT(22)
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
#define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
/* SPL */
#define CONFIG_SPL_MAX_SIZE 0x7000
#define CONFIG_SPL_STACK 0x308000
#define CONFIG_SPL_BSS_START_ADDR 0x20000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
#define CONFIG_SYS_MONITOR_LEN (512 << 10)
#define CONFIG_SYS_MASTER_CLOCK 132096000
#define CONFIG_SYS_AT91_PLLA 0x20c73f03
#define CONFIG_SYS_MCKR 0x1301
#define CONFIG_SYS_MCKR_CSS 0x1302
#define CONFIG_SPL_NAND_RAW_ONLY
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
#define CONFIG_SYS_NAND_U_BOOT_SIZE 0xa0000
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_DST CONFIG_SYS_TEXT_BASE
#define CONFIG_SPL_PAD_TO CONFIG_SYS_NAND_U_BOOT_OFFS
#define CONFIG_SYS_SPL_LEN CONFIG_SPL_PAD_TO
#endif
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