csu3_am335x/board-support/u-boot-2017.01+gitAUTOINC+340fb36f04-g340fb36f04/include/configs/sama5d2_ptc.h

/*
 * Configuration settings for the SAMA5D2 PTC Engineering board.
 *
 * Copyright (C) 2016 Atmel
 *		      Wenyou Yang <wenyou.yang@atmel.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* No NOR flash, this definition should put before common header */
#define CONFIG_SYS_NO_FLASH

#include "at91-sama5_common.h"

/* serial console */
#define CONFIG_ATMEL_USART
#define CONFIG_USART_BASE		ATMEL_BASE_UART0
#define CONFIG_USART_ID			ATMEL_ID_UART0

#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_DDRCS
#define CONFIG_SYS_SDRAM_SIZE		0x20000000

#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_INIT_SP_ADDR		0x210000
#else
#define CONFIG_SYS_INIT_SP_ADDR \
	(CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
#endif

#define CONFIG_SYS_LOAD_ADDR		0x22000000 /* load address */

#undef CONFIG_AT91_GPIO
#define CONFIG_ATMEL_PIO4

/* SDRAM */
#define CONFIG_NR_DRAM_BANKS		1

/* SerialFlash */
#ifdef CONFIG_CMD_SF
#define CONFIG_ATMEL_SPI
#define CONFIG_SPI_FLASH_ATMEL
#define CONFIG_SF_DEFAULT_BUS		0
#define CONFIG_SF_DEFAULT_CS		0
#define CONFIG_SF_DEFAULT_SPEED		30000000
#endif

/* NAND flash */
#define CONFIG_CMD_NAND

#ifdef CONFIG_CMD_NAND
#define CONFIG_NAND_ATMEL
#define CONFIG_SYS_MAX_NAND_DEVICE	1
#define CONFIG_SYS_NAND_BASE		ATMEL_BASE_CS3
/* our ALE is AD21 */
#define CONFIG_SYS_NAND_MASK_ALE	(1 << 21)
/* our CLE is AD22 */
#define CONFIG_SYS_NAND_MASK_CLE	(1 << 22)
#define CONFIG_SYS_NAND_ONFI_DETECTION
/* PMECC & PMERRLOC */
#define CONFIG_ATMEL_NAND_HWECC
#define CONFIG_ATMEL_NAND_HW_PMECC
#define CONFIG_CMD_NAND_TRIMFFS
#endif

/* USB */
#define CONFIG_CMD_USB

#ifdef CONFIG_CMD_USB
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_ATMEL
#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS	3
#endif

/* USB device */
#define CONFIG_USB_GADGET
#define CONFIG_USB_GADGET_DUALSPEED
#define CONFIG_USB_GADGET_ATMEL_USBA
#define CONFIG_USB_ETHER
#define CONFIG_USB_ETH_RNDIS
#define CONFIG_USBNET_MANUFACTURER      "Atmel SAMA5D2_PTC"

#if defined(CONFIG_CMD_USB)
#define CONFIG_CMD_FAT
#define CONFIG_DOS_PARTITION
#endif

/* Ethernet Hardware */
#define CONFIG_MACB
#define CONFIG_RMII
#define CONFIG_NET_RETRY_COUNT		20
#define CONFIG_MACB_SEARCH_PHY

#ifdef CONFIG_SYS_USE_NANDFLASH
#undef CONFIG_ENV_OFFSET
#undef CONFIG_ENV_OFFSET_REDUND
#undef CONFIG_BOOTCOMMAND
/* u-boot env in nand flash */
#define CONFIG_ENV_IS_IN_NAND
#define CONFIG_ENV_OFFSET		0x200000
#define CONFIG_ENV_OFFSET_REDUND	0x400000
#define CONFIG_BOOTCOMMAND		"nand read 0x21000000 0xb80000 0x80000;"	\
					"nand read 0x22000000 0x600000 0x600000;"	\
					"bootz 0x22000000 - 0x21000000"
#endif

#undef CONFIG_BOOTARGS
#define CONFIG_BOOTARGS							\
	"console=ttyS0,57600 earlyprintk "				\
	"mtdparts=atmel_nand:6M(bootstrap)ro, 6M(kernel)ro,-(rootfs) "	\
	"rootfstype=ubifs ubi.mtd=2 root=ubi0:rootfs"

/* SPL */
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_TEXT_BASE		0x200000
#define CONFIG_SPL_MAX_SIZE		0x10000
#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_SPL_BOARD_INIT
#define CONFIG_SYS_MONITOR_LEN		(512 << 10)

#ifdef CONFIG_SYS_USE_SERIALFLASH
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SYS_SPI_U_BOOT_OFFS	0x8000

#elif CONFIG_SYS_USE_NANDFLASH
#define CONFIG_SPL_NAND_DRIVERS
#define CONFIG_SPL_NAND_BASE
#define CONFIG_PMECC_CAP		8
#define CONFIG_PMECC_SECTOR_SIZE	512
#define CONFIG_SYS_NAND_U_BOOT_OFFS	0x40000
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_SIZE	0x1000
#define CONFIG_SYS_NAND_PAGE_COUNT	64
#define CONFIG_SYS_NAND_OOBSIZE		224
#define CONFIG_SYS_NAND_BLOCK_SIZE	0x40000
#define CONFIG_SYS_NAND_BAD_BLOCK_POS	0x0
#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
#endif

#endif