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authorJan Kiszka <jan.kiszka@siemens.com>2020-05-17 10:21:09 +0200
committerJan Kiszka <jan.kiszka@siemens.com>2020-05-25 16:16:55 +0200
commit42d9b3aaf473a1e01475a020644b504ecc3d4443 (patch)
treeea52877b6befac73713e126fa36183212391c4df /plat/ti/k3/common
parentf1a1653ce17861441383ae58a3df929cb521c9d8 (diff)
downloadtrusted-firmware-a-42d9b3aaf473a1e01475a020644b504ecc3d4443.tar.gz
ti: k3: common: Implement stub system_off
PSCI demands that SYSTEM_OFF must not return. While it seems like a generic ATF bug that this is possible when a platform does not Implement a corresponding handler, let's do that here until it's addressed differently. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Change-Id: I4c08948b18bbfdc3a24214f2ae0fbad9e017ada1
Diffstat (limited to 'plat/ti/k3/common')
-rw-r--r--plat/ti/k3/common/k3_psci.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/plat/ti/k3/common/k3_psci.c b/plat/ti/k3/common/k3_psci.c
index d6ed7667e9..050074007b 100644
--- a/plat/ti/k3/common/k3_psci.c
+++ b/plat/ti/k3/common/k3_psci.c
@@ -203,6 +203,13 @@ void k3_pwr_domain_on_finish(const psci_power_state_t *target_state)
k3_gic_cpuif_enable();
}
+static void __dead2 k3_system_off(void)
+{
+ ERROR("System Off: operation not handled.\n");
+ while (true)
+ wfi();
+}
+
static void __dead2 k3_system_reset(void)
{
/* Send the system reset request to system firmware */
@@ -232,6 +239,7 @@ static const plat_psci_ops_t k3_plat_psci_ops = {
.pwr_domain_on = k3_pwr_domain_on,
.pwr_domain_off = k3_pwr_domain_off,
.pwr_domain_on_finish = k3_pwr_domain_on_finish,
+ .system_off = k3_system_off,
.system_reset = k3_system_reset,
.validate_power_state = k3_validate_power_state,
.validate_ns_entrypoint = k3_validate_ns_entrypoint