Lines Matching +full:ptp +full:- +full:timer

1 # SPDX-License-Identifier: GPL-2.0-only
78 	  If disabled, you get a slightly smaller, non-transitional driver,
106 	  This driver provides access to virtio-pmem devices, storage devices
107 	  that are mapped into the physical address space - similar to NVDIMMs
108 	   - with a virtio-based flushing interface.
132 	 This driver provides access to virtio-mem paravirtualized memory
135 	 This driver currently supports x86-64, arm64, riscv and s390.
137 	 memory hot(un)plug, architecture-specific and/or common
138 	 code changes may be required for virtio-mem, kdump and kexec to
167 	 Allow virtio-mmio devices instantiation via the kernel command line
169 	 address in particular) can crash your system - you have been warned.
170 	 See Documentation/admin-guide/kernel-parameters.rst for details.
197 	 provides the time through one or more clocks. The Virtio RTC PTP
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.
232 	 cross-timestamp is available through the PTP clock driver precise
233 	 cross-timestamp ioctl (PTP_SYS_OFFSET_PRECISE2 aka
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
249 	 read-only, and may support setting an alarm.