This is a page about Freescale's i.MX51 "Babbage" Development Board.

Availability:

i.mx51 EVK at Digi-Key

Basic Requirements

• ARM Cross Compiler – Linaro – http://www.linaro.org/
  • GNU Tools for ARM Embedded Processors https://launchpad.net/gcc-arm-embedded/
  • Linaro Toolchain Binaries https://launchpad.net/linaro-toolchain-binaries
• Bootloader
  • Das U-Boot – the Universal Boot Loader http://www.denx.de/wiki/U-Boot
  • Source – http://git.denx.de/?p=u-boot.git;a=summary
• Linux Kernel
  • Linus's Mainline tree: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=summary
  • Freescale github bsp: https://github.com/Freescale
  • Freescale bsp: http://git.freescale.com/git/cgit.cgi/imx/linux-2.6-imx.git/
• ARM based rootfs
  • Debian Squeeze: http://www.debian.org/

GCC Toolchain

Bootloader

Das U-Boot – the Universal Boot Loader http://www.denx.de/wiki/U-Boot

U-Boot Download:

Download U-Boot via git:

U-Boot Patches:

U-Boot Configure and Build:

Linux Kernel

Linux Build Script:

For Mainline Freescale's 2.6.35 bsp

For Mainline v3.9-rcX using Device Tree's: (currently no usb/video)

Run Build Script:

The kernel zImage and modules will be under the deploy directory.

Debian 7.0.0 (Wheezy) Root File System

Default User: debian
Password: temppwd

Root User: root
Root Password: root

verify the image with:

Extract Image:

Ubuntu 13.04 (Raring) Root File System

Default User: ubuntu
Password: temppwd

verify the image with:

Extract Image:

Setup SD card

For these instruction, we are assuming: DISK=/dev/mmcblk0, "sudo fdisk -l" is useful for determining the device id..

Erase SD card:

Install U-Boot Bootloader:

Setup Boot Partition:

Format Boot Partition as ext2:

Create Partition Layout:
rootfs: ext3/4, rest of microSD card.

Mount Partitions:

Note: On most systems these partitions will be auto-mounted...

uEnv.txt based bootscript

Requires: U-Boot v2013.04
 
Create "uEnv.txt" boot script: (nano uEnv.txt)

Copy uEnv.txt to the boot partition:

Install Kernel and Root File System:

To help new users, since the kernel version can change on a daily basis. The kernel building scripts in this git repo will now give you a hint of what kernel version was built.

Copy and Paste that "export kernel_version=3.X.Y-Z" exactly as shown in your own build/desktop environment:

Copy Kernel zImage:

Copy Kernel dtbs (Device Tree (v3.6.x++)):

Copy Root File System:

Copy Kernel modules:

Setup /etc/fstab:

Add:

Enable Networking:

Add:

Enable Serial Login:

Debian:

Add at end of file:

Ubuntu:

Add:

Remove SD card:

Comments

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