[PATCH v2 1/8] arm: dts: omap3: Add cpu_thermal zone
From: j-keerthy@ti.com (Keerthy)
Date: 2017-03-09 08:08:28
Also in:
linux-omap, linux-pm, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add cpu_thermal zone. Signed-off-by: Keerthy <j-keerthy@ti.com> --- arch/arm/boot/dts/omap3-cpu-thermal.dtsi | 20 ++++++++++++++++++++ arch/arm/boot/dts/omap34xx.dtsi | 8 ++++++-- arch/arm/boot/dts/omap36xx.dtsi | 8 ++++++-- 3 files changed, 32 insertions(+), 4 deletions(-) create mode 100644 arch/arm/boot/dts/omap3-cpu-thermal.dtsi
diff --git a/arch/arm/boot/dts/omap3-cpu-thermal.dtsi b/arch/arm/boot/dts/omap3-cpu-thermal.dtsi
new file mode 100644
index 0000000..8dc3aa5
--- /dev/null
+++ b/arch/arm/boot/dts/omap3-cpu-thermal.dtsi@@ -0,0 +1,20 @@ +/* + * Device Tree Source for OMAP3 SoC CPU thermal + * + * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +#include <dt-bindings/thermal/thermal.h> + +cpu_thermal: cpu_thermal { + polling-delay-passive = <250>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + coefficients = <0 20000>; + + /* sensor ID */ + thermal-sensors = <&bandgap 0>; +};
diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi
index 834fdf1..ac4f879 100644
--- a/arch/arm/boot/dts/omap34xx.dtsi
+++ b/arch/arm/boot/dts/omap34xx.dtsi@@ -14,7 +14,7 @@ / { cpus { - cpu at 0 { + cpu: cpu at 0 { /* OMAP343x/OMAP35xx variants OPP1-5 */ operating-points = < /* kHz uV */
@@ -56,12 +56,16 @@ }; }; - bandgap at 48002524 { + bandgap: bandgap@48002524 { reg = <0x48002524 0x4>; compatible = "ti,omap34xx-bandgap"; #thermal-sensor-cells = <0>; }; }; + + thermal_zones: thermal-zones { + #include "omap3-cpu-thermal.dtsi" + }; }; &ssi {
diff --git a/arch/arm/boot/dts/omap36xx.dtsi b/arch/arm/boot/dts/omap36xx.dtsi
index d1a3e56..ade31d7 100644
--- a/arch/arm/boot/dts/omap36xx.dtsi
+++ b/arch/arm/boot/dts/omap36xx.dtsi@@ -19,7 +19,7 @@ cpus { /* OMAP3630/OMAP37xx 'standard device' variants OPP50 to OPP130 */ - cpu at 0 { + cpu: cpu at 0 { operating-points = < /* kHz uV */ 300000 1012500
@@ -88,12 +88,16 @@ }; }; - bandgap at 48002524 { + bandgap: bandgap@48002524 { reg = <0x48002524 0x4>; compatible = "ti,omap36xx-bandgap"; #thermal-sensor-cells = <0>; }; }; + + thermal_zones: thermal-zones { + #include "omap3-cpu-thermal.dtsi" + }; }; /* OMAP3630 needs dss_96m_fck for VENC */
--
1.9.1