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zynqmp: PSCI: Wait for FW completing wake requests 

Powering up cores didn't wait for the PMUFW to complete the request,
which could result in cores failing to power up in Linux.

Reported-by: Koteswararao Nayudu <kotin@xilinx.com>
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
This commit is contained in:
Soren Brinkmann 2016-05-19 07:20:14 -07:00
parent 648fe99e9f
commit e3f0391e85
1 changed files with 1 additions and 1 deletions
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2
plat/xilinx/zynqmp/plat_psci.c
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@ -104,7 +104,7 @@ static int zynqmp_pwr_domain_on(u_register_t mpidr)
proc = pm_get_proc(cpu_id);
/* Send request to PMU to wake up selected APU CPU core */
pm_req_wakeup(proc->node_id, 1, zynqmp_sec_entry, REQ_ACK_NO);
pm_req_wakeup(proc->node_id, 1, zynqmp_sec_entry, REQ_ACK_BLOCKING);
return PSCI_E_SUCCESS;
}