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thermal: add Intel BXT WhiskeyCove PMIC thermal driver

PATCH Superseded Bin Gao 1 participant 1 message Jul 20, 2016 Thermal

v3 of 5 Superseded Latest is v5 →

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Bin Gao

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PATCH v3 1/1 thermal: add Intel BXT WhiskeyCove PMIC thermal driver

From: Yegnesh S Iyer <[email protected]>

This change adds support for Intel BXT Whiskey Cove PMIC thermal driver which is intended to handle the alert interrupts triggered upon thermal trip point cross and notify the thermal framework appropriately with the zone, temp, crossed trip and event details.

Changes in v3:
- Moved driver data from mfd domain to the driver
- Minor coding style related cleanup
Changes in v2:
- Removed unnecessary request_threaded_irq() - we should be only using devm_request_threaded_irq() with virq

---
 drivers/thermal/Kconfig              |  10 ++
 drivers/thermal/Makefile             |   1 +
 drivers/thermal/intel_pmic_thermal.c | 299 +++++++++++++++++++++++++++++++++++
 3 files changed, 310 insertions(+)
 create mode 100644 drivers/thermal/intel_pmic_thermal.c
drivers/thermal/Kconfig +10 -0
index 2d702ca..9065ba7 100644
@@ -332,6 +332,16 @@ menu "ACPI INT340X thermal drivers"
 source drivers/thermal/int340x_thermal/Kconfig
 endmenu
 
+config INTEL_PMIC_THERMAL
+	tristate "Intel PMIC thermal driver"
+	depends on X86 && INTEL_SOC_PMIC && REGMAP
+	help
+	  Select this driver for Intel PMIC with ADC channels monitoring system
+	  temperature measurements and alerts.
+	  This driver is used for monitoring the ADC channels of PMIC and handles
+	  the alert trip point interrupts and notifies the thermal framework with
+	  the trip point and temperature details of the zone.
+
 config INTEL_PCH_THERMAL
 	tristate "Intel PCH Thermal Reporting Driver"
 	depends on X86 && PCI
drivers/thermal/Makefile +1 -0
index 10b07c1..159efcc 100644
@@ -45,6 +45,7 @@ obj-$(CONFIG_INTEL_SOC_DTS_THERMAL)	+= intel_soc_dts_thermal.o
 obj-$(CONFIG_INTEL_QUARK_DTS_THERMAL)	+= intel_quark_dts_thermal.o
 obj-$(CONFIG_TI_SOC_THERMAL)	+= ti-soc-thermal/
 obj-$(CONFIG_INT340X_THERMAL)  += int340x_thermal/
+obj-$(CONFIG_INTEL_PMIC_THERMAL) += intel_pmic_thermal.o
 obj-$(CONFIG_INTEL_PCH_THERMAL)	+= intel_pch_thermal.o
 obj-$(CONFIG_ST_THERMAL)	+= st/
 obj-$(CONFIG_TEGRA_SOCTHERM)	+= tegra/
drivers/thermal/intel_pmic_thermal.c new file +299 -0

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