diff options
| -rw-r--r-- | plat/nvidia/tegra/soc/t186/plat_psci_handlers.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c b/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c index e91d82fb..1a77c5bf 100644 --- a/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c +++ b/plat/nvidia/tegra/soc/t186/plat_psci_handlers.c @@ -139,6 +139,7 @@ int tegra_soc_pwr_domain_off(const psci_power_state_t *target_state) { cpu_context_t *ctx = cm_get_context(NON_SECURE); gp_regs_t *gp_regs = get_gpregs_ctx(ctx); + int impl = (read_midr() >> MIDR_IMPL_SHIFT) & MIDR_IMPL_MASK; assert(ctx); assert(gp_regs); @@ -150,6 +151,10 @@ int tegra_soc_pwr_domain_off(const psci_power_state_t *target_state) mce_command_handler(MCE_CMD_UPDATE_CSTATE_INFO, TEGRA_ARI_CLUSTER_CC7, 0, TEGRA_ARI_SYSTEM_SC7); + /* Disable Denver's DCO operations */ + if (impl == DENVER_IMPL) + denver_disable_dco(); + /* Turn off CPU */ return mce_command_handler(MCE_CMD_ENTER_CSTATE, TEGRA_ARI_CORE_C7, MCE_CORE_SLEEP_TIME_INFINITE, 0); |