1config TEGRA_MC 2 bool "NVIDIA Tegra Memory Controller support" 3 default y 4 depends on ARCH_TEGRA 5 help 6 This driver supports the Memory Controller (MC) hardware found on 7 NVIDIA Tegra SoCs. 8 9config TEGRA124_EMC 10 bool "NVIDIA Tegra124 External Memory Controller driver" 11 default y 12 depends on TEGRA_MC && ARCH_TEGRA_124_SOC 13 help 14 This driver is for the External Memory Controller (EMC) found on 15 Tegra124 chips. The EMC controls the external DRAM on the board. 16 This driver is required to change memory timings / clock rate for 17 external memory. 18