diff options
Diffstat (limited to 'plat/juno/plat_pm.c')
| -rw-r--r-- | plat/juno/plat_pm.c | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/plat/juno/plat_pm.c b/plat/juno/plat_pm.c index 27a1227..74ce89f 100644 --- a/plat/juno/plat_pm.c +++ b/plat/juno/plat_pm.c @@ -30,6 +30,7 @@ #include <assert.h> #include <arch_helpers.h> +#include <debug.h> #include <cci400.h> #include <errno.h> #include <platform.h> @@ -239,6 +240,41 @@ static int32_t juno_affinst_suspend_finish(uint64_t mpidr, } /******************************************************************************* + * Juno handlers to shutdown/reboot the system + ******************************************************************************/ +static void __dead2 juno_system_off(void) +{ + uint32_t response; + + /* Send the power down request to the SCP */ + response = scpi_sys_power_state(scpi_system_shutdown); + + if (response != SCP_OK) { + ERROR("Juno System Off: SCP error %u.\n", response); + panic(); + } + wfi(); + ERROR("Juno System Off: operation not handled.\n"); + panic(); +} + +static void __dead2 juno_system_reset(void) +{ + uint32_t response; + + /* Send the system reset request to the SCP */ + response = scpi_sys_power_state(scpi_system_reboot); + + if (response != SCP_OK) { + ERROR("Juno System Reset: SCP error %u.\n", response); + panic(); + } + wfi(); + ERROR("Juno System Reset: operation not handled.\n"); + panic(); +} + +/******************************************************************************* * Export the platform handlers to enable psci to invoke them ******************************************************************************/ static const plat_pm_ops_t juno_ops = { @@ -246,7 +282,9 @@ static const plat_pm_ops_t juno_ops = { .affinst_on_finish = juno_affinst_on_finish, .affinst_off = juno_affinst_off, .affinst_suspend = juno_affinst_suspend, - .affinst_suspend_finish = juno_affinst_suspend_finish + .affinst_suspend_finish = juno_affinst_suspend_finish, + .system_off = juno_system_off, + .system_reset = juno_system_reset }; /******************************************************************************* |