dt-bindings: nvmem: rockchip,otp: Add support for RK3562 and RK3568

dt-bindings: nvmem: rockchip,otp: Add support for RK3562 and RK3568

Add compatible entry for the otp controller in RK3562 and RK3568, add
schema for different clock names for new entry.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Srinivas Kandagatla <srini@kernel.org>
Link: https://patch.msgid.link/20260327131751.3026030-5-srini@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>