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-rw-r--r--src/soc/nvidia/tegra132/addressmap.c3
-rw-r--r--src/soc/nvidia/tegra132/mc.h2
2 files changed, 5 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra132/addressmap.c b/src/soc/nvidia/tegra132/addressmap.c
index 3df15b7841..a18e1b86dc 100644
--- a/src/soc/nvidia/tegra132/addressmap.c
+++ b/src/soc/nvidia/tegra132/addressmap.c
@@ -188,4 +188,7 @@ void trustzone_region_init(void)
/* Set the carveout region. */
write32(tz_base_mib << 20, &mc->security_cfg0);
write32(tz_size_mib, &mc->security_cfg1);
+
+ /* Enable SMMU translations */
+ write32(MC_SMMU_CONFIG_ENABLE, &mc->smmu_config);
}
diff --git a/src/soc/nvidia/tegra132/mc.h b/src/soc/nvidia/tegra132/mc.h
index c9faa498ac..3ce790022b 100644
--- a/src/soc/nvidia/tegra132/mc.h
+++ b/src/soc/nvidia/tegra132/mc.h
@@ -117,6 +117,8 @@ struct tegra_mc_regs {
};
enum {
+ MC_SMMU_CONFIG_ENABLE = 1,
+
MC_EMEM_CFG_SIZE_MB_SHIFT = 0,
MC_EMEM_CFG_SIZE_MB_MASK = 0x3fff,