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/spear-common.h

@@ -0,0 +1,213 @@
+/*
+ * (C) Copyright 2009
+ * Vipin Kumar, STMicroelectronics, <vipin.kumar@st.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _SPEAR_COMMON_H
+#define _SPEAR_COMMON_H
+/*
+ * Common configurations used for both spear3xx as well as spear6xx
+ */
+
+/* U-Boot Load Address */
+#define CONFIG_SYS_TEXT_BASE			0x00700000
+
+/* Ethernet driver configuration */
+#define CONFIG_MII
+#define CONFIG_PHY_RESET_DELAY			10000		/* in usec */
+#define CONFIG_PHY_GIGE			/* Include GbE speed/duplex detection */
+
+/* USBD driver configuration */
+#if defined(CONFIG_SPEAR_USBTTY)
+#define CONFIG_DW_UDC
+#define CONFIG_USB_DEVICE
+#define CONFIG_USBD_HS
+#define CONFIG_USB_TTY
+
+#define CONFIG_USBD_PRODUCT_NAME		"SPEAr SoC"
+#define CONFIG_USBD_MANUFACTURER		"ST Microelectronics"
+
+#endif
+
+#define CONFIG_EXTRA_ENV_USBTTY			"usbtty=cdc_acm\0"
+
+/* I2C driver configuration */
+#define CONFIG_SYS_I2C
+#if defined(CONFIG_SPEAR600)
+#define CONFIG_SYS_I2C_BASE			0xD0200000
+#elif defined(CONFIG_SPEAR300)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#elif defined(CONFIG_SPEAR310)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#elif defined(CONFIG_SPEAR320)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#endif
+#define CONFIG_SYS_I2C_SPEED			400000
+#define CONFIG_SYS_I2C_SLAVE			0x02
+
+#define CONFIG_I2C_CHIPADDRESS			0x50
+
+/* Timer, HZ specific defines */
+
+/* Flash configuration */
+#if defined(CONFIG_FLASH_PNOR)
+#define CONFIG_SPEAR_EMI
+#else
+#define CONFIG_ST_SMI
+#endif
+
+#if defined(CONFIG_ST_SMI)
+
+#define CONFIG_SYS_MAX_FLASH_BANKS		2
+#define CONFIG_SYS_FLASH_BASE			0xF8000000
+#define CONFIG_SYS_CS1_FLASH_BASE		0xF9000000
+#define CONFIG_SYS_FLASH_BANK_SIZE		0x01000000
+#define CONFIG_SYS_FLASH_ADDR_BASE		{CONFIG_SYS_FLASH_BASE, \
+						CONFIG_SYS_CS1_FLASH_BASE}
+#define CONFIG_SYS_MAX_FLASH_SECT		128
+
+#define CONFIG_SYS_FLASH_ERASE_TOUT		(3 * CONFIG_SYS_HZ)
+#define CONFIG_SYS_FLASH_WRITE_TOUT		(3 * CONFIG_SYS_HZ)
+
+#endif
+
+/*
+ * Serial Configuration (PL011)
+ * CONFIG_PL01x_PORTS is defined in specific files
+ */
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL011_CLOCK			(48 * 1000 * 1000)
+#define CONFIG_CONS_INDEX			0
+#define CONFIG_BAUDRATE				115200
+#define CONFIG_SYS_BAUDRATE_TABLE		{ 9600, 19200, 38400, \
+						57600, 115200 }
+
+#define CONFIG_SYS_LOADS_BAUD_CHANGE
+
+/* NAND FLASH Configuration */
+#define CONFIG_SYS_NAND_SELF_INIT
+#define CONFIG_MTD_DEVICE
+#define CONFIG_MTD_PARTITIONS
+#define CONFIG_NAND_FSMC
+#define CONFIG_SYS_MAX_NAND_DEVICE		1
+#define CONFIG_SYS_NAND_ONFI_DETECTION
+
+/*
+ * Command support defines
+ */
+#define CONFIG_CMD_NAND
+#define CONFIG_CMD_ENV
+#define CONFIG_CMD_SAVES
+
+/*
+ * Default Environment Varible definitions
+ */
+#define CONFIG_ENV_OVERWRITE
+
+/*
+ * U-Boot Environment placing definitions.
+ */
+#if defined(CONFIG_ENV_IS_IN_FLASH)
+#ifdef CONFIG_ST_SMI
+/*
+ * Environment is in serial NOR flash
+ */
+#define CONFIG_SYS_MONITOR_LEN			0x00040000
+#define CONFIG_ENV_SECT_SIZE			0x00010000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock3 "
+
+#define CONFIG_BOOTCOMMAND			"bootm 0xf8050000"
+
+#elif defined(CONFIG_SPEAR_EMI)
+/*
+ * Environment is in parallel NOR flash
+ */
+#define CONFIG_SYS_MONITOR_LEN			0x00060000
+#define CONFIG_ENV_SECT_SIZE			0x00020000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock3 "
+
+#define CONFIG_BOOTCOMMAND			"cp.b 0x50080000 0x1600000 " \
+						"0x4C0000; bootm 0x1600000"
+#endif
+
+#define CONFIG_ENV_ADDR				(CONFIG_SYS_FLASH_BASE + \
+						CONFIG_SYS_MONITOR_LEN)
+#elif defined(CONFIG_ENV_IS_IN_NAND)
+/*
+ * Environment is in NAND
+ */
+
+#define CONFIG_ENV_OFFSET			0x60000
+#define CONFIG_ENV_RANGE			0x10000
+#define CONFIG_FSMTDBLK				"/dev/mtdblock7 "
+
+#define CONFIG_BOOTCOMMAND			"nand read.jffs2 0x1600000 " \
+						"0x80000 0x4C0000; " \
+						"bootm 0x1600000"
+#endif
+
+#define CONFIG_BOOTARGS				"console=ttyAMA0,115200 " \
+						"mem=128M " \
+						"root="CONFIG_FSMTDBLK \
+						"rootfstype=jffs2"
+
+#define CONFIG_NFSBOOTCOMMAND						\
+	"bootp; "							\
+	"setenv bootargs root=/dev/nfs rw "				\
+	"nfsroot=$(serverip):$(rootpath) "				\
+	"ip=$(ipaddr):$(serverip):$(gatewayip):"			\
+			"$(netmask):$(hostname):$(netdev):off "		\
+			"console=ttyAMA0,115200 $(othbootargs);"	\
+	"bootm; "
+
+#define CONFIG_RAMBOOTCOMMAND						\
+	"setenv bootargs root=/dev/ram rw "				\
+		"console=ttyAMA0,115200 $(othbootargs);"		\
+	CONFIG_BOOTCOMMAND
+
+#define CONFIG_ENV_SIZE				0x02000
+#define CONFIG_SYS_MONITOR_BASE			CONFIG_SYS_TEXT_BASE
+
+/* Miscellaneous configurable options */
+#define CONFIG_ARCH_CPU_INIT
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_BOOT_PARAMS_ADDR			0x00000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_MISC_INIT_R
+
+#define CONFIG_SYS_MEMTEST_START		0x00800000
+#define CONFIG_SYS_MEMTEST_END			0x04000000
+#define CONFIG_SYS_MALLOC_LEN			(1024*1024)
+#define CONFIG_IDENT_STRING			"-SPEAr"
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_CBSIZE			256
+#define CONFIG_SYS_PBSIZE			(CONFIG_SYS_CBSIZE + \
+						sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_MAXARGS			16
+#define CONFIG_SYS_BARGSIZE			CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_LOAD_ADDR			0x00800000
+#define CONFIG_SYS_CONSOLE_INFO_QUIET
+
+#define CONFIG_SYS_FLASH_EMPTY_INFO
+
+/* Physical Memory Map */
+#define CONFIG_NR_DRAM_BANKS			1
+#define PHYS_SDRAM_1				0x00000000
+#define PHYS_SDRAM_1_MAXSIZE			0x40000000
+
+#define CONFIG_SYS_SDRAM_BASE			PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_RAM_ADDR		0xD2800000
+#define CONFIG_SYS_INIT_RAM_SIZE		0x2000
+
+#define CONFIG_SYS_INIT_SP_OFFSET		\
+	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_SYS_INIT_SP_ADDR			\
+	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+#endif