board: atmel: add SAMA5D2 PTC Engineering board
The board supports following features:
- Boot media support: NAND Flash/SPI Flash
- Support ethernet
- Support USB mass storage
Signed-off-by: Wenyou Yang <wenyou.yang@atmel.com>
Reviewed-by: Andreas Bießmann <andreas@biessmann.org>
diff --git a/include/configs/sama5d2_ptc.h b/include/configs/sama5d2_ptc.h
new file mode 100644
index 0000000..d91d75e
--- /dev/null
+++ b/include/configs/sama5d2_ptc.h
@@ -0,0 +1,155 @@
+/*
+ * 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
+#define CONFIG_USB_STORAGE
+#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_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_GPIO_SUPPORT
+#define CONFIG_SPL_SERIAL_SUPPORT
+
+#define CONFIG_SPL_BOARD_INIT
+#define CONFIG_SYS_MONITOR_LEN (512 << 10)
+
+#ifdef CONFIG_SYS_USE_SERIALFLASH
+#define CONFIG_SPL_SPI_SUPPORT
+#define CONFIG_SPL_SPI_FLASH_SUPPORT
+#define CONFIG_SPL_SPI_LOAD
+#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8000
+
+#elif CONFIG_SYS_USE_NANDFLASH
+#define CONFIG_SPL_NAND_SUPPORT
+#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