avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/include/configs/axs101.h

@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _CONFIG_AXS101_H_
+#define _CONFIG_AXS101_H_
+
+/*
+ *  CPU configuration
+ */
+#define CONFIG_SYS_TIMER_RATE		CONFIG_SYS_CLK_FREQ
+
+#define ARC_FPGA_PERIPHERAL_BASE	0xE0000000
+#define ARC_APB_PERIPHERAL_BASE		0xF0000000
+#define ARC_DWMMC_BASE			(ARC_FPGA_PERIPHERAL_BASE + 0x15000)
+#define ARC_DWGMAC_BASE			(ARC_FPGA_PERIPHERAL_BASE + 0x18000)
+
+/*
+ * Memory configuration
+ */
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_TEXT_BASE
+
+#define CONFIG_SYS_DDR_SDRAM_BASE	0x80000000
+#define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
+#define CONFIG_SYS_SDRAM_SIZE		0x20000000	/* 512 Mb */
+
+#define CONFIG_SYS_INIT_SP_ADDR		\
+	(CONFIG_SYS_SDRAM_BASE + 0x1000 - GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_SYS_MALLOC_LEN		0x200000	/* 2 MB */
+#define CONFIG_SYS_BOOTM_LEN		0x2000000	/* 32 MB */
+#define CONFIG_SYS_LOAD_ADDR		0x82000000
+
+/*
+ * This board might be of different versions so handle it
+ */
+#define CONFIG_BOARD_TYPES
+#define CONFIG_BOARD_EARLY_INIT_F
+
+/*
+ * NAND Flash configuration
+ */
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_SYS_NAND_BASE		(ARC_FPGA_PERIPHERAL_BASE + 0x16000)
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+
+/*
+ * UART configuration
+ */
+#define CONFIG_DW_SERIAL
+#define CONFIG_SYS_NS16550_SERIAL
+#define CONFIG_SYS_NS16550_CLK		33333333
+#define CONFIG_SYS_NS16550_MEM32
+#define CONFIG_BAUDRATE			115200
+
+/*
+ * I2C configuration
+ */
+#define CONFIG_SYS_I2C
+#define CONFIG_I2C_ENV_EEPROM_BUS	2
+#define CONFIG_SYS_I2C_SPEED		100000
+#define CONFIG_SYS_I2C_SPEED1		100000
+#define CONFIG_SYS_I2C_SPEED2		100000
+#define CONFIG_SYS_I2C_SLAVE		0
+#define CONFIG_SYS_I2C_SLAVE1		0
+#define CONFIG_SYS_I2C_SLAVE2		0
+#define CONFIG_SYS_I2C_BASE		0xE001D000
+#define CONFIG_SYS_I2C_BASE1		0xE001E000
+#define CONFIG_SYS_I2C_BASE2		0xE001F000
+#define CONFIG_SYS_I2C_BUS_MAX		3
+#define IC_CLK				50
+
+/*
+ * EEPROM configuration
+ */
+#define CONFIG_SYS_I2C_EEPROM_ADDR		(0xA8 >> 1)
+#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN		1
+#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW	1
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	3
+#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	64
+
+/*
+ * SD/MMC configuration
+ */
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_DWMMC
+#define CONFIG_DOS_PARTITION
+
+/*
+ * Ethernet PHY configuration
+ */
+#define CONFIG_MII
+#define CONFIG_PHY_GIGE
+
+/*
+ * USB 1.1 configuration
+ */
+#define CONFIG_USB_OHCI_NEW
+#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
+
+/*
+ * Commands still not supported in Kconfig
+ */
+#define CONFIG_CMD_NAND
+
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_MAXARGS		16
+
+/*
+ * Environment settings
+ */
+#define CONFIG_ENV_IS_IN_EEPROM
+#define CONFIG_ENV_SIZE			0x00200		/* 512 bytes */
+#define CONFIG_ENV_OFFSET		0
+
+/*
+ * Environment configuration
+ */
+#define CONFIG_BOOTFILE			"uImage"
+#define CONFIG_BOOTARGS			"console=ttyS3,115200n8"
+#define CONFIG_LOADADDR			CONFIG_SYS_LOAD_ADDR
+
+/*
+ * Console configuration
+ */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_CBSIZE		256
+#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + \
+						sizeof(CONFIG_SYS_PROMPT) + 16)
+
+/*
+ * Misc utility configuration
+ */
+#define CONFIG_BOUNCE_BUFFER
+
+#endif /* _CONFIG_AXS101_H_ */