Also add nodes and properties for thermal management support.
Signed-off-by: Jia Hongtao
---
Changes for V3:
* Update the subject title according to Shawn Guo's comment.
* Fix some style issue.
Changes for V2:
* Update the subject title according to Shawn Guo's comment.
* Add comments for calibration data groups.
* Update "thermal-zones" property in a unified style with platform dts.
arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 80 ++
1 file changed, 80 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
index 38806ca..4a164b8 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
@@ -45,6 +45,7 @@
*/
#include
+#include
/ {
compatible = "fsl,ls1046a";
@@ -67,6 +68,7 @@
clocks = <&clockgen 1 0>;
next-level-cache = <&l2>;
cpu-idle-states = <&CPU_PH20>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -279,6 +281,84 @@
clocks = <&sysclk>;
};
+ tmu: tmu@1f0 {
+ compatible = "fsl,qoriq-tmu";
+ reg = <0x0 0x1f0 0x0 0x1>;
+ interrupts = <0 33 0x4>;
+ fsl,tmu-range = <0xb 0x9002a 0x6004c 0x30062>;
+ fsl,tmu-calibration =
+ /* Calibration data group 1 */
+ <0x 0x0026
+ 0x0001 0x002d
+ 0x0002 0x0032
+ 0x0003 0x0039
+ 0x0004 0x003f
+ 0x0005 0x0046
+ 0x0006 0x004d
+ 0x0007 0x0054
+ 0x0008 0x005a
+ 0x0009 0x0061
+ 0x000a 0x006a
+ 0x000b 0x0071
+ /* Calibration data group 2 */
+ 0x0001 0x0025
+ 0x00010001 0x002c
+ 0x00010002 0x0035
+ 0x00010003 0x003d
+ 0x00010004 0x0045
+ 0x00010005 0x004e
+ 0x00010006 0x0057
+ 0x00010007 0x0061
+ 0x00010008 0x006b
+ 0x00010009 0x0076
+ /* Calibration data group 3 */
+ 0x0002 0x0029
+ 0x00020001 0x0033
+ 0x00020002 0x003d
+ 0x00020003 0x0049
+ 0x00020004 0x0056
+ 0x00020005 0x0061
+ 0x00020006 0x006d
+ /* Calibration data group 4 */
+ 0x0003 0x0021
+ 0x00030001 0x002a
+ 0x00030002 0x003c
+ 0x00030003 0x004e>;
+ big-endian;
+ #thermal-sensor-cells = <1>;
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <5000>;
+ thermal-sensors = <&tmu 3>;
+
+ trips {
+ cpu_alert: cpu-alert {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_crit: cpu-crit {
+ temperature = <95000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert>;
+ cooling-device =
+ <&cpu0 THERMAL_NO_LIMIT
+ THERM
