Refact the i.MX8MQ dram init flow to reuse the common dram driver used by i.MX8MM.
Signed-off-by: Bai Ping
# # Copyright 2016 Freescale Semiconductor # # SPDX-License-Identifier: GPL-2.0+ # obj-y += imx8mq_evk.o ifdef CONFIG_SPL_BUILD obj-y += spl.o obj-$(CONFIG_IMX8M_LPDDR4) += lpddr4_timing.o lpddr4_timing_b0.o endif