dts: ipq9574-rdp433-u-boot: add override dtsi

Add initial support for the IPQ9574 MMC based RDP platforms.
Define memory layout statically.

Reviewed-by: Caleb Connolly <caleb.connolly@linaro.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Link: https://lore.kernel.org/r/20250226064505.1178054-3-quic_varada@quicinc.com
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
1 file changed