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 TEGRA20_EMC 10 bool "NVIDIA Tegra20 External Memory Controller driver" 11 default y 12 depends on ARCH_TEGRA_2x_SOC 13 help 14 This driver is for the External Memory Controller (EMC) found on 15 Tegra20 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 19config TEGRA124_EMC 20 bool "NVIDIA Tegra124 External Memory Controller driver" 21 default y 22 depends on TEGRA_MC && ARCH_TEGRA_124_SOC 23 help 24 This driver is for the External Memory Controller (EMC) found on 25 Tegra124 chips. The EMC controls the external DRAM on the board. 26 This driver is required to change memory timings / clock rate for 27 external memory. 28