ARM: dts: am335x-evm: use phandles for USB and DMA refs
ARM: dts: am335x-evm: use phandles for USB and DMA refs

Use phandles instead of unit adresses to reference usb and dma nodes.
This makes the DT more robust and readable.

Signed-off-by: Guido Martínez <adfc8f0aec273eace2629141317c1eac53923f28@vanguardiasur.com.ar>
Acked-by: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>
Signed-off-by: Tony Lindgren <1001e8702733cced254345e193c88aaa47a4f5de@atomide.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs