diff options
Diffstat (limited to 'src/soc/nvidia/tegra132/ramstage.c')
| -rw-r--r-- | src/soc/nvidia/tegra132/ramstage.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra132/ramstage.c b/src/soc/nvidia/tegra132/ramstage.c index 64b61e9b08..ca9cec49c3 100644 --- a/src/soc/nvidia/tegra132/ramstage.c +++ b/src/soc/nvidia/tegra132/ramstage.c @@ -16,8 +16,18 @@ #include <arch/stages.h> #include <soc/addressmap.h> #include <soc/clock.h> +#include <soc/mc.h> #include <soc/mmu_operations.h> +static void lock_down_vpr(void) +{ + struct tegra_mc_regs *regs = (void *)(uintptr_t)TEGRA_MC_BASE; + + write32(®s->video_protect_bom, 0); + write32(®s->video_protect_size_mb, 0); + write32(®s->video_protect_reg_ctrl, 1); +} + void arm64_soc_init(void) { trustzone_region_init(); @@ -25,4 +35,9 @@ void arm64_soc_init(void) tegra132_mmu_init(); clock_cpu0_config(); + + clock_init_arm_generic_timer(); + + /* Lock down VPR */ + lock_down_vpr(); } |