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authorDavid E. Box <david.e.box@linux.intel.com>2020-10-28 18:55:33 -0700
committerLee Jones <lee.jones@linaro.org>2020-11-04 11:13:47 +0000
commit4f8217d5b0ca8ace78a27dc371b87697eedc421d (patch)
tree3109768bb5328256fbf42fd5eea977b3d7abc837 /drivers/mfd/Kconfig
parent1dc2da5cd51f648de6d1df87e2bc6ea13f72f19c (diff)
downloadlinux-4f8217d5b0ca8ace78a27dc371b87697eedc421d.tar.bz2
mfd: Intel Platform Monitoring Technology support
Intel Platform Monitoring Technology (PMT) is an architecture for enumerating and accessing hardware monitoring facilities. PMT supports multiple types of monitoring capabilities. This driver creates platform devices for each type so that they may be managed by capability specific drivers (to be introduced). Capabilities are discovered using PCIe DVSEC ids. Support is included for the 3 current capability types, Telemetry, Watcher, and Crashlog. The features are available on new Intel platforms starting from Tiger Lake for which support is added. This patch adds support for Tiger Lake (TGL), Alder Lake (ADL), and Out-of-Band Management Services Module (OOBMSM). Also add a quirk mechanism for several early hardware differences and bugs. For Tiger Lake and Alder Lake, do not support Watcher and Crashlog capabilities since they will not be compatible with future product. Also, fix use a quirk to fix the discovery table offset. Co-developed-by: Alexander Duyck <alexander.h.duyck@linux.intel.com> Signed-off-by: Alexander Duyck <alexander.h.duyck@linux.intel.com> Signed-off-by: David E. Box <david.e.box@linux.intel.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/Kconfig')
-rw-r--r--drivers/mfd/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 8b99a13669bf..cc0b73280c68 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -682,6 +682,16 @@ config MFD_INTEL_PMC_BXT
Register and P-unit access. In addition this creates devices
for iTCO watchdog and telemetry that are part of the PMC.
+config MFD_INTEL_PMT
+ tristate "Intel Platform Monitoring Technology (PMT) support"
+ depends on PCI
+ select MFD_CORE
+ help
+ The Intel Platform Monitoring Technology (PMT) is an interface that
+ provides access to hardware monitor registers. This driver supports
+ Telemetry, Watcher, and Crashlog PMT capabilities/devices for
+ platforms starting from Tiger Lake.
+
config MFD_IPAQ_MICRO
bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support"
depends on SA1100_H3100 || SA1100_H3600