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/zmx25.h

@@ -0,0 +1,146 @@
+/*
+ * (c) 2011 Graf-Syteco, Matthias Weisser
+ * <weisserm@arcor.de>
+ *
+ * Configuation settings for the zmx25 board
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/arch/imx-regs.h>
+
+#define CONFIG_MX25
+#define CONFIG_SYS_TEXT_BASE		0xA0000000
+
+#define CONFIG_SYS_TIMER_RATE		32768
+#define CONFIG_SYS_TIMER_COUNTER	\
+	(&((struct gpt_regs *)IMX_GPT1_BASE)->counter)
+
+#define CONFIG_MACH_TYPE	MACH_TYPE_ZMX25
+/*
+ * Environment settings
+ */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+	"gs_fast_boot=setenv bootdelay 5\0" \
+	"gs_slow_boot=setenv bootdelay 10\0" \
+	"bootcmd=dcache off; mw.l 0x81000000 0 1024; usb start;" \
+		"fatls usb 0; fatload usb 0 0x81000000 zmx25-init.bin;" \
+		"bootm 0x81000000; bootelf 0x81000000\0"
+
+#define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs	*/
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+#define CONFIG_BOARD_LATE_INIT
+
+/*
+ * Compressions
+ */
+#define CONFIG_LZO
+
+/*
+ * Hardware drivers
+ */
+
+/*
+ * GPIO
+ */
+#define CONFIG_MXC_GPIO
+
+/*
+ * Serial
+ */
+#define CONFIG_MXC_UART
+#define CONFIG_MXC_UART_BASE	UART2_BASE
+#define CONFIG_CONS_INDEX	1	/* use UART2 for console */
+#define CONFIG_BAUDRATE		115200	/* Default baud rate */
+
+/*
+ * Ethernet
+ */
+#define CONFIG_FEC_MXC
+#define CONFIG_FEC_MXC_PHYADDR		0x00
+#define CONFIG_MII
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+
+/*
+ * Command line configuration.
+ */
+
+/*
+ * Additional command
+ */
+
+/*
+ * USB
+ */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_USB_EHCI			/* Enable EHCI USB support */
+#define CONFIG_USB_EHCI_MXC
+#define CONFIG_EHCI_HCD_INIT_AFTER_RESET
+#define CONFIG_MXC_USB_PORT	1
+#define CONFIG_MXC_USB_PORTSC	MXC_EHCI_MODE_SERIAL
+#define CONFIG_MXC_USB_FLAGS	(MXC_EHCI_INTERNAL_PHY | MXC_EHCI_IPPUE_DOWN)
+#define CONFIG_EHCI_IS_TDI
+#define CONFIG_USB_STORAGE
+#define CONFIG_DOS_PARTITION
+#define CONFIG_SUPPORT_VFAT
+#endif /* CONFIG_CMD_USB */
+
+/* SDRAM */
+#define CONFIG_NR_DRAM_BANKS	1
+#define PHYS_SDRAM		0x80000000	/* start address of LPDDRRAM */
+#define PHYS_SDRAM_SIZE		0x04000000	/* 64 megs */
+
+#define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM
+#define CONFIG_SYS_INIT_SP_ADDR	0x78020000	/* end of internal SRAM */
+
+/*
+ * FLASH and environment organization
+ */
+#define CONFIG_SYS_FLASH_BASE		0xA0000000
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	256
+
+#define CONFIG_ENV_ADDR			(CONFIG_SYS_FLASH_BASE + 0x00040000)
+#define CONFIG_ENV_IS_IN_FLASH		1
+#define CONFIG_ENV_SECT_SIZE		(128 * 1024)
+#define CONFIG_ENV_SIZE			(128 * 1024)
+
+/*
+ * CFI FLASH driver setup
+ */
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	/* ~10x faster */
+
+#define CONFIG_SYS_LOAD_ADDR		CONFIG_SYS_SDRAM_BASE
+
+#define CONFIG_SYS_MEMTEST_START	(PHYS_SDRAM + (512*1024))
+#define CONFIG_SYS_MEMTEST_END		(PHYS_SDRAM + PHYS_SDRAM_SIZE)
+
+#define CONFIG_SYS_CBSIZE	256
+#define CONFIG_SYS_MAXARGS	16
+#define CONFIG_SYS_PBSIZE	(CONFIG_SYS_CBSIZE + \
+				sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_CMDLINE_EDITING
+
+#define CONFIG_PREBOOT  ""
+
+
+/*
+ * Size of malloc() pool
+ */
+#define CONFIG_SYS_MALLOC_LEN		(0x400000 - 0x8000)
+
+#endif	/* __CONFIG_H */