diff options
Diffstat (limited to 'plat/rockchip')
| -rw-r--r-- | plat/rockchip/common/drivers/pmu/pmu_com.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/plat/rockchip/common/drivers/pmu/pmu_com.h b/plat/rockchip/common/drivers/pmu/pmu_com.h index 4b4b00fd..5359f73b 100644 --- a/plat/rockchip/common/drivers/pmu/pmu_com.h +++ b/plat/rockchip/common/drivers/pmu/pmu_com.h @@ -88,6 +88,17 @@ static int check_cpu_wfie(uint32_t cpu_id, uint32_t wfie_msk) cluster_id = 0; } + /* + * wfe/wfi tracking not possible, hopefully the host + * was sucessful in enabling wfe/wfi. + * We'll give a bit of additional time, like the kernel does. + */ + if ((cluster_id && clstb_cpu_wfe < 0) || + (!cluster_id && clstl_cpu_wfe < 0)) { + mdelay(1); + return 0; + } + if (cluster_id) wfie_msk <<= (clstb_cpu_wfe + cpu_id); else |