arm: octeontx: Add support for OcteonTX SoC platforms

This patch adds support for all OcteonTX 81xx/83xx
boards from Marvell.
For 81xx boards, use octeontx_81xx_defconfig and
for 83xx boards, use octeontx_83xx_defconfig.

Signed-off-by: Suneel Garapati <sgarapati@marvell.com>

include/configs/octeontx_common.h

@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier:    GPL-2.0
+ *
+ * Copyright (C) 2018 Marvell International Ltd.
+ *
+ * https://spdx.org/licenses
+ */
+
+#ifndef __OCTEONTX_COMMON_H__
+#define __OCTEONTX_COMMON_H__
+
+#define CONFIG_SUPPORT_RAW_INITRD
+
+/** Maximum size of image supported for bootm (and bootable FIT images) */
+#define CONFIG_SYS_BOOTM_LEN		(256 << 20)
+
+/** Memory base address */
+#define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_TEXT_BASE
+
+/** Stack starting address */
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_SDRAM_BASE + 0xffff0)
+
+/** Heap size for U-Boot */
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + 64 * 1024 * 1024)
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_SYS_SDRAM_BASE
+
+/* Allow environment variable to be overwritten */
+#define CONFIG_ENV_OVERWRITE
+
+/** Reduce hashes printed out */
+#define CONFIG_TFTP_TSIZE
+
+/* Autoboot options */
+#define CONFIG_RESET_TO_RETRY
+#define CONFIG_BOOT_RETRY_TIME		-1
+#define CONFIG_BOOT_RETRY_MIN		30
+
+/* BOOTP options */
+#define CONFIG_BOOTP_BOOTFILESIZE
+
+/* AHCI support Definitions */
+#ifdef CONFIG_DM_SCSI
+/** Enable 48-bit SATA addressing */
+# define CONFIG_LBA48
+/** Enable 64-bit addressing */
+# define CONFIG_SYS_64BIT_LBA
+#endif
+
+/***** SPI Defines *********/
+#ifdef CONFIG_DM_SPI_FLASH
+# define CONFIG_SF_DEFAULT_BUS	0
+# define CONFIG_SF_DEFAULT_CS	0
+#endif
+
+/** Extra environment settings */
+#define CONFIG_EXTRA_ENV_SETTINGS	\
+					"loadaddr=20080000\0"	\
+					"autoload=0\0"
+
+/** Environment defines */
+#if defined(CONFIG_ENV_IS_IN_MMC)
+#define CONFIG_SYS_MMC_ENV_DEV		0
+#endif
+
+/* Monitor Command Prompt */
+#define CONFIG_SYS_CBSIZE		1024	/** Console I/O Buffer Size */
+#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
+
+#define CONFIG_SYS_MAXARGS		64	/** max command args */
+
+#define CONFIG_SYS_MMC_MAX_BLK_COUNT	8192
+
+#undef CONFIG_SYS_PROMPT
+#define CONFIG_SYS_PROMPT		env_get("prompt")
+
+/** EMMC specific defines */
+#if defined(CONFIG_MMC_OCTEONTX)
+#define CONFIG_SUPPORT_EMMC_BOOT
+#define CONFIG_SUPPORT_EMMC_RPMB
+#define CONFIG_CMD_BKOPS_ENABLE
+#endif
+
+#if defined(CONFIG_NAND_OCTEONTX)
+/*#define CONFIG_MTD_CONCAT */
+#define CONFIG_SYS_MAX_NAND_DEVICE 8
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+#endif
+
+#endif /* __OCTEONTX_COMMON_H__ */