For platform-specific dts, it only need to enable the c7 cpu idle state to enable the psci cpuidle driver. Other cpu idle states information and configuration of cpu cores are specified in the soc overlay file. Bug 3845478 Signed-off-by: Johnny Liu <johnliu@nvidia.com> Change-Id: I8a84d3199d47cf4fcd32edf4d7f13272b7c7e4eb Reviewed-on: https://git-master.nvidia.com/r/c/device/hardware/nvidia/platform/t23x/concord-generic-dts/+/2871279 Reviewed-by: svcacv <svcacv@nvidia.com> Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com> GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>