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/tegra-common-post.h

@@ -0,0 +1,169 @@
+/*
+ * (C) Copyright 2010-2012
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __TEGRA_COMMON_POST_H
+#define __TEGRA_COMMON_POST_H
+
+/*
+ * Size of malloc() pool
+ */
+#ifdef CONFIG_USB_FUNCTION_DFU
+#define CONFIG_SYS_MALLOC_LEN	(SZ_4M + \
+					CONFIG_SYS_DFU_DATA_BUF_SIZE + \
+					CONFIG_SYS_DFU_MAX_FILE_SIZE)
+#else
+#define CONFIG_SYS_MALLOC_LEN		(4 << 20)	/* 4MB  */
+#endif
+
+#define CONFIG_SYS_NONCACHED_MEMORY	(1 << 20)	/* 1 MiB */
+
+#ifndef CONFIG_SPL_BUILD
+#define BOOT_TARGET_DEVICES(func) \
+	func(MMC, mmc, 1) \
+	func(MMC, mmc, 0) \
+	func(USB, usb, 0) \
+	func(PXE, pxe, na) \
+	func(DHCP, dhcp, na) \
+	func(UMS, ums, 0)
+#include <config_distro_bootcmd.h>
+#else
+#define BOOTENV
+#endif
+
+#ifdef CONFIG_TEGRA_KEYBOARD
+#define STDIN_KBD_KBC ",tegra-kbc"
+#else
+#define STDIN_KBD_KBC ""
+#endif
+
+#ifdef CONFIG_USB_KEYBOARD
+#define STDIN_KBD_USB ",usbkbd"
+#define CONFIG_SYS_USB_EVENT_POLL
+#define CONFIG_PREBOOT			"usb start"
+#else
+#define STDIN_KBD_USB ""
+#endif
+
+#ifdef CONFIG_LCD
+#define STDOUT_LCD ",lcd"
+#else
+#define STDOUT_LCD ""
+#endif
+
+#ifdef CONFIG_DM_VIDEO
+#define STDOUT_VIDEO ",vidconsole"
+#else
+#define STDOUT_VIDEO ""
+#endif
+
+#ifdef CONFIG_CROS_EC_KEYB
+#define STDOUT_CROS_EC	",cros-ec-keyb"
+#else
+#define STDOUT_CROS_EC	""
+#endif
+
+#define TEGRA_DEVICE_SETTINGS \
+	"stdin=serial" STDIN_KBD_KBC STDIN_KBD_USB STDOUT_CROS_EC "\0" \
+	"stdout=serial" STDOUT_LCD STDOUT_VIDEO "\0" \
+	"stderr=serial" STDOUT_LCD STDOUT_VIDEO "\0" \
+	""
+
+#ifndef BOARD_EXTRA_ENV_SETTINGS
+#define BOARD_EXTRA_ENV_SETTINGS
+#endif
+
+#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
+
+#ifndef CONFIG_CHROMEOS_EXTRA_ENV_SETTINGS
+#define CONFIG_CHROMEOS_EXTRA_ENV_SETTINGS
+#endif
+
+#ifdef CONFIG_ARM64
+#define FDT_HIGH "ffffffffffffffff"
+#define INITRD_HIGH "ffffffffffffffff"
+#else
+#define FDT_HIGH "ffffffff"
+#define INITRD_HIGH "ffffffff"
+#endif
+
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	TEGRA_DEVICE_SETTINGS \
+	MEM_LAYOUT_ENV_SETTINGS \
+	"fdt_high=" FDT_HIGH "\0" \
+	"initrd_high=" INITRD_HIGH "\0" \
+	BOOTENV \
+	BOARD_EXTRA_ENV_SETTINGS \
+	CONFIG_CHROMEOS_EXTRA_ENV_SETTINGS
+
+#if defined(CONFIG_TEGRA20_SFLASH) || defined(CONFIG_TEGRA20_SLINK) || defined(CONFIG_TEGRA114_SPI)
+#define CONFIG_TEGRA_SPI
+#endif
+
+/* overrides for SPL build here */
+#ifdef CONFIG_SPL_BUILD
+
+#define CONFIG_SKIP_LOWLEVEL_INIT
+
+/* remove I2C support */
+#ifdef CONFIG_SYS_I2C_TEGRA
+#undef CONFIG_SYS_I2C_TEGRA
+#endif
+#ifdef CONFIG_CMD_I2C
+#endif
+
+/* remove MMC support */
+#ifdef CONFIG_MMC
+#undef CONFIG_MMC
+#endif
+#ifdef CONFIG_GENERIC_MMC
+#undef CONFIG_GENERIC_MMC
+#endif
+#ifdef CONFIG_TEGRA_MMC
+#undef CONFIG_TEGRA_MMC
+#endif
+#ifdef CONFIG_CMD_MMC
+#endif
+
+/* remove partitions/filesystems */
+#ifdef CONFIG_DOS_PARTITION
+#undef CONFIG_DOS_PARTITION
+#endif
+#ifdef CONFIG_EFI_PARTITION
+#undef CONFIG_EFI_PARTITION
+#endif
+#ifdef CONFIG_FS_EXT4
+#undef CONFIG_FS_EXT4
+#endif
+#ifdef CONFIG_FS_FAT
+#undef CONFIG_FS_FAT
+#endif
+
+/* remove USB */
+#ifdef CONFIG_USB_EHCI
+#undef CONFIG_USB_EHCI
+#endif
+#ifdef CONFIG_USB_EHCI_TEGRA
+#undef CONFIG_USB_EHCI_TEGRA
+#endif
+#ifdef CONFIG_USB_STORAGE
+#undef CONFIG_USB_STORAGE
+#endif
+#ifdef CONFIG_CMD_USB
+#endif
+
+/* remove part command support */
+#ifdef CONFIG_PARTITION_UUIDS
+#undef CONFIG_PARTITION_UUIDS
+#endif
+
+#ifdef CONFIG_CMD_PART
+#undef CONFIG_CMD_PART
+#endif
+
+#endif /* CONFIG_SPL_BUILD */
+
+#endif /* __TEGRA_COMMON_POST_H */