1config TEGRA_CAR_CLOCK 2 bool "Enable Tegra CAR-based clock driver" 3 depends on TEGRA_CAR 4 help 5 Enable support for manipulating Tegra's on-SoC clocks via direct 6 register access to the Tegra CAR (Clock And Reset controller). 7 8config TEGRA186_CLOCK 9 bool "Enable Tegra186 BPMP-based clock driver" 10 depends on TEGRA186_BPMP 11 help 12 Enable support for manipulating Tegra's on-SoC clocks via IPC 13 requests to the BPMP (Boot and Power Management Processor). 14