diff options
| -rw-r--r-- | plat/ti/k3/common/k3_psci.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/plat/ti/k3/common/k3_psci.c b/plat/ti/k3/common/k3_psci.c index 4c501f57..e75ebac8 100644 --- a/plat/ti/k3/common/k3_psci.c +++ b/plat/ti/k3/common/k3_psci.c @@ -76,10 +76,19 @@ static int k3_pwr_domain_on(u_register_t mpidr) void k3_pwr_domain_off(const psci_power_state_t *target_state) { + int core_id, device, ret; + /* Prevent interrupts from spuriously waking up this cpu */ k3_gic_cpuif_disable(); - /* TODO: Indicate to System firmware about powering down */ + core_id = plat_my_core_pos(); + device = PLAT_PROC_DEVICE_START_ID + core_id; + + ret = ti_sci_device_put(device); + if (ret) { + ERROR("Request to stop core failed: %d\n", ret); + return; + } } void k3_pwr_domain_on_finish(const psci_power_state_t *target_state) |