Lines Matching refs:RTC
192 tristate "Virtio RTC driver"
196 This driver provides current time from a Virtio RTC device. The driver
197 provides the time through one or more clocks. The Virtio RTC PTP
198 clocks and/or the Real Time Clock driver for Virtio RTC must be
215 bool "Virtio RTC PTP clocks"
219 This exposes any Virtio RTC clocks as PTP Hardware Clocks (PHCs) to
226 bool "Virtio RTC cross-timestamping using Arm Generic Timer"
230 This enables Virtio RTC cross-timestamping using the Arm Generic Timer.
231 It only has an effect if the Virtio RTC device also supports this. The
242 bool "Real Time Clock driver for Virtio RTC"
246 This exposes the Virtio RTC UTC-like clock as a Linux Real Time Clock.
247 It only has an effect if the Virtio RTC device has a UTC-like clock