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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Configuation settings for the SAM9X60EK board.
*
* Copyright (C) 2018 Microchip Technology Inc. and its subsidiaries
*
* Author: Sandeep Sheriker M <sandeep.sheriker@microchip.com>
*/
#ifndef __CONFIG_H__
#define __CONFIG_H__
/* ARM asynchronous clock */
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* 24 MHz crystal */
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
#define CONFIG_USART_ID 0 /* ignored in arm */
/* general purpose I/O */
#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
/*
* 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 CONFIG_SYS_SDRAM_BASE 0x20000000
#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 megs */
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 16 * 1024 + CONFIG_SYS_MALLOC_F_LEN - \
GENERATED_GBL_DATA_SIZE)
/* NAND flash */
#ifdef CONFIG_CMD_NAND
#define CONFIG_SYS_MAX_NAND_DEVICE 1
#define CONFIG_SYS_NAND_BASE 0x40000000
#define CONFIG_SYS_NAND_MASK_ALE BIT(21)
#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
#endif
#ifdef CONFIG_SD_BOOT
/* bootstrap + u-boot + env + linux in sd card */
#define CONFIG_BOOTCOMMAND \
"fatload mmc 0:1 0x21000000 at91-sam9x60ek.dtb;" \
"fatload mmc 0:1 0x22000000 zImage;" \
"bootz 0x22000000 - 0x21000000"
#elif defined(CONFIG_NAND_BOOT)
/* bootstrap + u-boot + env + linux in nandflash */
#define CONFIG_BOOTCOMMAND "nand read " \
"0x22000000 0x200000 0x600000; " \
"nand read 0x21000000 0x180000 0x20000; " \
"bootz 0x22000000 - 0x21000000"
#elif defined(CONFIG_QSPI_BOOT)
/* bootstrap + u-boot + env + linux in SPI NOR flash */
#define CONFIG_BOOTCOMMAND "sf probe 0; " \
"sf read 0x21000000 0x180000 0x80000; " \
"sf read 0x22000000 0x200000 0x600000; " \
"bootz 0x22000000 - 0x21000000"
#endif
#endif
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