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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/ptp/Kconfig | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/ptp/Kconfig')
-rw-r--r-- | drivers/ptp/Kconfig | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/drivers/ptp/Kconfig b/drivers/ptp/Kconfig new file mode 100644 index 000000000..fe4971b65 --- /dev/null +++ b/drivers/ptp/Kconfig @@ -0,0 +1,189 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# PTP clock support configuration +# + +menu "PTP clock support" + +config PTP_1588_CLOCK + tristate "PTP clock support" + depends on NET && POSIX_TIMERS + default ETHERNET + select PPS + select NET_PTP_CLASSIFY + help + The IEEE 1588 standard defines a method to precisely + synchronize distributed clocks over Ethernet networks. The + standard defines a Precision Time Protocol (PTP), which can + be used to achieve synchronization within a few dozen + microseconds. In addition, with the help of special hardware + time stamping units, it can be possible to achieve + synchronization to within a few hundred nanoseconds. + + This driver adds support for PTP clocks as character + devices. If you want to use a PTP clock, then you should + also enable at least one clock driver as well. + + To compile this driver as a module, choose M here: the module + will be called ptp. + +config PTP_1588_CLOCK_OPTIONAL + tristate + default y if PTP_1588_CLOCK=n + default PTP_1588_CLOCK + help + Drivers that can optionally use the PTP_1588_CLOCK framework + should depend on this symbol to prevent them from being built + into vmlinux while the PTP support itself is in a loadable + module. + If PTP support is disabled, this dependency will still be + met, and drivers refer to dummy helpers. + +config PTP_1588_CLOCK_DTE + tristate "Broadcom DTE as PTP clock" + depends on PTP_1588_CLOCK + depends on NET && HAS_IOMEM + depends on ARCH_BCM_MOBILE || (ARCH_BCM_IPROC && !(ARCH_BCM_NSP || ARCH_BCM_5301X)) || COMPILE_TEST + default y + help + This driver adds support for using the Digital timing engine + (DTE) in the Broadcom SoC's as a PTP clock. + + The clock can be used in both wired and wireless networks + for PTP purposes. + + To compile this driver as a module, choose M here: the module + will be called ptp_dte. + +config PTP_1588_CLOCK_QORIQ + tristate "Freescale QorIQ 1588 timer as PTP clock" + depends on GIANFAR || FSL_DPAA_ETH || FSL_DPAA2_ETH || FSL_ENETC || FSL_ENETC_VF || COMPILE_TEST + depends on PTP_1588_CLOCK + default y + help + This driver adds support for using the Freescale QorIQ 1588 + timer as a PTP clock. This clock is only useful if your PTP + programs are getting hardware time stamps on the PTP Ethernet + packets using the SO_TIMESTAMPING API. + + To compile this driver as a module, choose M here: the module + will be called ptp-qoriq. + +comment "Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks." + depends on PHYLIB=n || NETWORK_PHY_TIMESTAMPING=n + +config DP83640_PHY + tristate "Driver for the National Semiconductor DP83640 PHYTER" + depends on NETWORK_PHY_TIMESTAMPING + depends on PHYLIB + depends on PTP_1588_CLOCK + select CRC32 + help + Supports the DP83640 PHYTER with IEEE 1588 features. + + This driver adds support for using the DP83640 as a PTP + clock. This clock is only useful if your PTP programs are + getting hardware time stamps on the PTP Ethernet packets + using the SO_TIMESTAMPING API. + + In order for this to work, your MAC driver must also + implement the skb_tx_timestamp() function. + +config PTP_1588_CLOCK_INES + tristate "ZHAW InES PTP time stamping IP core" + depends on NETWORK_PHY_TIMESTAMPING + depends on HAS_IOMEM + depends on PHYLIB + depends on PTP_1588_CLOCK + help + This driver adds support for using the ZHAW InES 1588 IP + core. This clock is only useful if the MII bus of your MAC + is wired up to the core. + +config PTP_1588_CLOCK_PCH + tristate "Intel PCH EG20T as PTP clock" + depends on X86_32 || COMPILE_TEST + depends on HAS_IOMEM && PCI + depends on NET + depends on PTP_1588_CLOCK + help + This driver adds support for using the PCH EG20T as a PTP + clock. The hardware supports time stamping of PTP packets + when using the end-to-end delay (E2E) mechanism. The peer + delay mechanism (P2P) is not supported. + + This clock is only useful if your PTP programs are getting + hardware time stamps on the PTP Ethernet packets using the + SO_TIMESTAMPING API. + + To compile this driver as a module, choose M here: the module + will be called ptp_pch. + +config PTP_1588_CLOCK_KVM + tristate "KVM virtual PTP clock" + depends on PTP_1588_CLOCK + depends on (KVM_GUEST && X86) || (HAVE_ARM_SMCCC_DISCOVERY && ARM_ARCH_TIMER) + default y + help + This driver adds support for using kvm infrastructure as a PTP + clock. This clock is only useful if you are using KVM guests. + + To compile this driver as a module, choose M here: the module + will be called ptp_kvm. + +config PTP_1588_CLOCK_IDT82P33 + tristate "IDT 82P33xxx PTP clock" + depends on PTP_1588_CLOCK && I2C + default n + help + This driver adds support for using the IDT 82P33xxx as a PTP + clock. This clock is only useful if your time stamping MAC + is connected to the IDT chip. + + To compile this driver as a module, choose M here: the module + will be called ptp_idt82p33. + +config PTP_1588_CLOCK_IDTCM + tristate "IDT CLOCKMATRIX as PTP clock" + depends on PTP_1588_CLOCK && I2C + default n + help + This driver adds support for using IDT CLOCKMATRIX(TM) as a PTP + clock. This clock is only useful if your time stamping MAC + is connected to the IDT chip. + + To compile this driver as a module, choose M here: the module + will be called ptp_clockmatrix. + +config PTP_1588_CLOCK_VMW + tristate "VMware virtual PTP clock" + depends on ACPI && HYPERVISOR_GUEST && X86 + depends on PTP_1588_CLOCK + help + This driver adds support for using VMware virtual precision + clock device as a PTP clock. This is only useful in virtual + machines running on VMware virtual infrastructure. + + To compile this driver as a module, choose M here: the module + will be called ptp_vmw. + +config PTP_1588_CLOCK_OCP + tristate "OpenCompute TimeCard as PTP clock" + depends on PTP_1588_CLOCK + depends on HAS_IOMEM && PCI + depends on I2C && MTD + depends on SERIAL_8250 + depends on !S390 + depends on COMMON_CLK + select NET_DEVLINK + select CRC16 + help + This driver adds support for an OpenCompute time card. + + The OpenCompute time card is an atomic clock along with + a GPS receiver that provides a Grandmaster clock source + for a PTP enabled network. + + More information is available at http://www.timingcard.com/ + +endmenu |