configs: add qcom_ipq9574_mmc_defconfig

Introduce a defconfig for the Qualcomm IPQ9574 SoC based RDPs.
Presently supports eMMC.

Per the flash memory layout, U-Boot size cannot exceed 756KB. With this
defconfig, u-boot.mbn size is ~480KB.

Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Reviewed-by: Caleb Connolly <caleb.connolly@linaro.org>
Signed-off-by: Varadarajan Narayanan <quic_varada@quicinc.com>
Link: https://lore.kernel.org/r/20250226064505.1178054-8-quic_varada@quicinc.com
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
1 file changed