[PATCH v18 07/15] clocksource/drivers/arm_arch_timer: Refactor arch_timer_needs_probing

From: Fu Wei When system init with device-tree, we don't know which node will be initialized first. And the code in arch_timer_common_init should wait until per-cpu timer and MMIO timer are both initialized. So we need arch_timer_needs_probing to detect the init status of

[PATCH v18 07/15] clocksource/drivers/arm_arch_timer: Refactor arch_timer_needs_probing

From: Fu Wei When system init with device-tree, we don't know which node will be initialized first. And the code in arch_timer_common_init should wait until per-cpu timer and MMIO timer are both initialized. So we need arch_timer_needs_probing to detect the init status of system. But currently