dt-bindings: arm: ti: Add bindings for J784s4 SoC

Add binding for J784S4 SoC

Signed-off-by: Apurva Nandan <a-nandan@ti.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20230112142725.77785-2-a-nandan@ti.com