imx53_voipac

Barebox bootloader
==================
sudo apt-get install lzop, libusb-1.0-0-dev

Build it
''''''''
git clone git://git.pengutronix.de/git/barebox.git
cd barebox/
mkdir _build
CROSS_COMPILE=arm-linux-gnueabihf- make ARCH=arm O=_build imx_v7_defconfig
cd _build
make menuconfig ARCH=arm
#configure
  CONFIG_ARCH_IMX_USBLOADER = y       // USB loader
  CONFIG_CONSOLE_ACTIVATE_NONE = n    // Activate the console (might be disable on production system)
  CONFIG_CONSOLE_ACTIVATE_FIRST = y
(!) CONFIG_MMU_EARLY = n               // Otherwise the loader just hangs

# Compile
CROSS_COMPILE=arm-linux-gnueabihf- make -j8 ARCH=arm

Load it to the device
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sudo ./scripts/imx/imx-usb-loader -c images/barebox-freescale-imx53-vmx53.img

Flash it
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# Either from TFTP
eth0.ipaddr=192.168.5.55
eth0.netmask=255.255.255.0
eth0.gateway=192.168.5.0
eth0.serverip=192.168.5.1
mkdir tmp
tftp /vmx53/barebox.bin /tmp/barebox-freescale-imx53-vmx53.img

# Or USB
usb
mount -a
ls /mnt/disk0
mkdir tmp
cp /mnt/disk0/barebox-freescale-imx53-vmx53.img /tmp

barebox_update -l
barebox_update -y -t nand /tmp/barebox-freescale-imx53-vmx53.img


How to build the documentation
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sudo apt-get install python-sphinx
make docs
#read Documentation/html/index.html

Useful commands
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devinfo
devinfo nand0
devinfo eth0