board: atmel: Add SAMA5D27 SOM1 EK board
The SAMA5D27-SiP (System in Package) integrates the SAMA5D2
with 1Gbit DDR2-SDRAM in a single package.
The SAMA5D27 SOM1 embeds a 64Mbit QSPI flash, KSZ8081 Phy and
Mac-address EEPROM.
Signed-off-by: Wenyou Yang <wenyou.yang@microchip.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/sama5d27_som1_ek.h b/include/configs/sama5d27_som1_ek.h
new file mode 100644
index 0000000..fdf19ad
--- /dev/null
+++ b/include/configs/sama5d27_som1_ek.h
@@ -0,0 +1,92 @@
+/*
+ * Configuration file for the SAMA5D27 SOM1 EK Board.
+ *
+ * Copyright (C) 2017 Microchip Corporation
+ * Wenyou Yang <wenyou.yang@microchip.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include "at91-sama5_common.h"
+
+#undef CONFIG_SYS_TEXT_BASE
+#undef CONFIG_SYS_AT91_MAIN_CLOCK
+#define CONFIG_SYS_TEXT_BASE 0x23f00000
+#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
+
+#define CONFIG_MISC_INIT_R
+
+/* SDRAM */
+#define CONFIG_NR_DRAM_BANKS 1
+#define CONFIG_SYS_SDRAM_BASE 0x20000000
+#define CONFIG_SYS_SDRAM_SIZE 0x8000000
+
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_INIT_SP_ADDR 0x218000
+#else
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
+#endif
+
+#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
+
+/* NAND flash */
+#undef CONFIG_CMD_NAND
+
+/* SPI flash */
+#define CONFIG_SF_DEFAULT_SPEED 66000000
+
+#undef CONFIG_BOOTCOMMAND
+#ifdef CONFIG_SD_BOOT
+/* u-boot env in sd/mmc card */
+#define FAT_ENV_INTERFACE "mmc"
+#define FAT_ENV_DEVICE_AND_PART "0"
+#define FAT_ENV_FILE "uboot.env"
+#define CONFIG_ENV_SIZE 0x4000
+/* bootstrap + u-boot + env in sd card */
+#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x21000000 at91-sama5d27_som1_ek.dtb; " \
+ "fatload mmc 0:1 0x22000000 zImage; " \
+ "bootz 0x22000000 - 0x21000000"
+#undef CONFIG_BOOTARGS
+#define CONFIG_BOOTARGS \
+ "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
+#endif
+
+#ifdef CONFIG_QSPI_BOOT
+#define CONFIG_ENV_OFFSET 0xb0000
+#define CONFIG_ENV_SIZE 0x10000
+#define CONFIG_ENV_SECT_SIZE 0x10000
+#define CONFIG_BOOTCOMMAND "sf probe 0; " \
+ "sf read 0x21000000 0xc0000 0x20000; " \
+ "sf read 0x22000000 0xe0000 0x400000; " \
+ "bootz 0x22000000 - 0x21000000"
+#undef CONFIG_BOOTARGS
+#define CONFIG_BOOTARGS \
+ "console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rw rootwait"
+#endif
+
+/* 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_SYS_MONITOR_LEN (512 << 10)
+
+#ifdef CONFIG_SD_BOOT
+#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
+#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
+#endif
+
+#ifdef CONFIG_QSPI_BOOT
+#define CONFIG_SPL_SPI_LOAD
+#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000
+#endif
+
+#endif