Symbol: TEGRA210_EMC_REFRESH_4X
drivers/memory/tegra/tegra210-emc-core.c
1511
case TEGRA210_EMC_REFRESH_4X:
drivers/memory/tegra/tegra210-emc-core.c
643
tegra210_emc_set_refresh(emc, TEGRA210_EMC_REFRESH_4X);