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/exynos-common.h

@@ -0,0 +1,76 @@
+/*
+ * Copyright (C) 2013 Samsung Electronics
+ *
+ * Common configuration settings for the SAMSUNG EXYNOS boards.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __EXYNOS_COMMON_H
+#define __EXYNOS_COMMON_H
+
+/* High Level Configuration Options */
+#define CONFIG_SAMSUNG			/* in a SAMSUNG core */
+#define CONFIG_S5P			/* S5P Family */
+
+#include <asm/arch/cpu.h>		/* get chip and board defs */
+#include <linux/sizes.h>
+
+#define CONFIG_ARCH_CPU_INIT
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+
+#define CONFIG_USE_ARCH_MEMCPY
+#define CONFIG_USE_ARCH_MEMSET
+
+/* Keep L2 Cache Disabled */
+
+/* input clock of PLL: 24MHz input clock */
+#define CONFIG_SYS_CLK_FREQ		24000000
+#define CONFIG_TIMER_CLK_FREQ		CONFIG_SYS_CLK_FREQ
+
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_INITRD_TAG
+#define CONFIG_ENV_OVERWRITE
+
+/* Size of malloc() pool before and after relocation */
+#define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (80 << 20))
+
+/* select serial console configuration */
+#define CONFIG_BAUDRATE			115200
+
+/* SD/MMC configuration */
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC
+#define CONFIG_S5P_SDHCI
+#define CONFIG_SDHCI
+#define CONFIG_DWMMC
+#define CONFIG_EXYNOS_DWMMC
+#define CONFIG_BOUNCE_BUFFER
+
+/* PWM */
+#define CONFIG_PWM
+
+/* Command definition*/
+#define CONFIG_FAT_WRITE
+
+#define CONFIG_CMD_PART
+#define CONFIG_PARTITION_UUIDS
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
+#define CONFIG_SYS_PBSIZE		1024	/* Print Buffer Size */
+#define CONFIG_SYS_MAXARGS		16	/* max number of command args */
+
+/* Boot Argument Buffer Size */
+#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
+
+/* FLASH and environment organization */
+#define CONFIG_SYS_NO_FLASH
+
+#include <config_distro_defaults.h>
+
+#endif	/* __CONFIG_H */