start()
{
mount -t debugfs debugfs /sys/kernel/debug &&
# UART1.
echo 0 > /sys/kernel/debug/omap_mux/uart1_txd &&
echo 20 > /sys/kernel/debug/omap_mux/uart1_rxd &&
# Camera/Strobe
echo 0x07 > /sys/kernel/debug/omap_mux/lcd_data6 &&
umount /sys/kernel/debug
}