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/cm-bf537u.h

@@ -0,0 +1,141 @@
+/*
+ * U-Boot - Configuration file for CM-BF537U board
+ */
+
+#ifndef __CONFIG_CM_BF537U_H__
+#define __CONFIG_CM_BF537U_H__
+
+#include <asm/config-pre.h>
+
+/*
+ * Processor Settings
+ */
+#define CONFIG_BFIN_CPU             bf537-0.2
+#define CONFIG_BFIN_BOOT_MODE       BFIN_BOOT_BYPASS
+
+/*
+ * Clock Settings
+ *	CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
+ *	SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
+ */
+/* CONFIG_CLKIN_HZ is any value in Hz					*/
+#define CONFIG_CLKIN_HZ			30000000
+/* CLKIN_HALF controls the DF bit in PLL_CTL      0 = CLKIN		*/
+/*                                                1 = CLKIN / 2		*/
+#define CONFIG_CLKIN_HALF		0
+/* PLL_BYPASS controls the BYPASS bit in PLL_CTL  0 = do not bypass	*/
+/*                                                1 = bypass PLL	*/
+#define CONFIG_PLL_BYPASS		0
+/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL		*/
+/* Values can range from 0-63 (where 0 means 64)			*/
+#define CONFIG_VCO_MULT			18
+/* CCLK_DIV controls the core clock divider				*/
+/* Values can be 1, 2, 4, or 8 ONLY					*/
+#define CONFIG_CCLK_DIV			1
+/* SCLK_DIV controls the system clock divider				*/
+/* Values can range from 1-15						*/
+#define CONFIG_SCLK_DIV			5
+/* Core voltage */
+#define CONFIG_VR_CTL_VAL (VLEV_110 | GAIN_20 | FREQ_1000)
+
+/*
+ * Memory Settings
+ */
+#define CONFIG_MEM_ADD_WDTH	9
+#define CONFIG_MEM_SIZE		32
+
+#define CONFIG_EBIU_SDRRC_VAL	0x3f8
+#define CONFIG_EBIU_SDGCTL_VAL	0x9111cd
+
+#define CONFIG_EBIU_AMGCTL_VAL	(AMBEN_ALL)
+#define CONFIG_EBIU_AMBCTL0_VAL	(B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3)
+#define CONFIG_EBIU_AMBCTL1_VAL	(B3WAT_7 | B3RAT_11 | B3HT_2 | B3ST_3 | B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3)
+
+#define CONFIG_SYS_MONITOR_LEN	(768 * 1024)
+#define CONFIG_SYS_MALLOC_LEN	(128 * 1024)
+
+/*
+ * Network Settings
+ */
+#ifndef __ADSPBF534__
+#define ADI_CMDS_NETWORK	1
+#define CONFIG_SMC911X		1
+#define CONFIG_SMC911X_BASE	0x20308000
+#define CONFIG_SMC911X_16_BIT
+#define CONFIG_NETCONSOLE	1
+#endif
+#define CONFIG_HOSTNAME		cm-bf537u
+
+/*
+ * Flash Settings
+ */
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_CFI_FLASH_USE_WEAK_ACCESSORS
+#define CONFIG_SYS_FLASH_BASE		0x20000000
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_SYS_FLASH_PROTECTION
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	35
+
+/*
+ * SPI Settings
+ */
+#define CONFIG_BFIN_SPI
+#define CONFIG_ENV_SPI_MAX_HZ	30000000
+
+/*
+ * Env Storage Settings
+ */
+#define CONFIG_ENV_IS_IN_FLASH	1
+#define CONFIG_ENV_OFFSET	0x8000
+#define CONFIG_ENV_ADDR		(CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET)
+#define CONFIG_ENV_SIZE		CONFIG_ENV_SECT_SIZE
+#define CONFIG_ENV_SECT_SIZE	0x8000
+#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS)
+#define ENV_IS_EMBEDDED
+#endif
+#ifdef ENV_IS_EMBEDDED
+/* WARNING - the following is hand-optimized to fit within
+ * the sector before the environment sector. If it throws
+ * an error during compilation remove an object here to get
+ * it linked after the configuration sector.
+ */
+# define LDS_BOARD_TEXT \
+	arch/blackfin/lib/built-in.o (.text*); \
+	arch/blackfin/cpu/built-in.o (.text*); \
+	. = DEFINED(env_offset) ? env_offset : .; \
+	common/env_embedded.o (.text*);
+#endif
+
+/*
+ * I2C Settings
+ */
+#define CONFIG_SYS_I2C
+#define CONFIG_SYS_I2C_ADI
+
+/*
+ * SPI_MMC Settings
+ */
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_MMC_SPI
+
+/*
+ * Misc Settings
+ */
+#define CONFIG_BAUDRATE		115200
+#define CONFIG_MISC_INIT_R
+#define CONFIG_RTC_BFIN
+#define CONFIG_UART_CONSOLE	0
+#define CONFIG_BOOTCOMMAND	"run flashboot"
+#define FLASHBOOT_ENV_SETTINGS \
+	"flashboot=flread 20040000 1000000 300000;" \
+	"bootm 0x1000000\0"
+#define CONFIG_BOARD_SIZE_LIMIT $$((384 * 1024))
+
+/*
+ * Pull in common ADI header for remaining command/environment setup
+ */
+#include <configs/bfin_adi_common.h>
+
+#endif