ARM: dts: ls1021a: Add TMU device tree support for LS1021A

Also add nodes and properties for thermal management support.

Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 368e2193428547382edb01b1b3e645fa2921f302..282d854f43426d8515dd19200cf8e05fa5d5d16d 100644 (file)
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -47,6 +47,7 @@
 
 #include "skeleton64.dtsi"
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
        compatible = "fsl,ls1021a";
@@ -70,14 +71,15 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@f00 {
+               cpu0: cpu@f00 {
                        compatible = "arm,cortex-a7";
                        device_type = "cpu";
                        reg = <0xf00>;
                        clocks = <&cluster1_clk>;
+                       #cooling-cells = <2>;
                };
 
-               cpu@f01 {
+               cpu1: cpu@f01 {
                        compatible = "arm,cortex-a7";
                        device_type = "cpu";
                        reg = <0xf01>;
@@ -251,6 +253,84 @@
                        };
                };
 
+               tmu: tmu@1f00000 {
+                       compatible = "fsl,qoriq-tmu";
+                       reg = <0x0 0x1f00000 0x0 0x10000>;
+                       interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
+                       fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x30061>;
+                       fsl,tmu-calibration = <0x00000000 0x0000000f
+                                              0x00000001 0x00000017
+                                              0x00000002 0x0000001e
+                                              0x00000003 0x00000026
+                                              0x00000004 0x0000002e
+                                              0x00000005 0x00000035
+                                              0x00000006 0x0000003d
+                                              0x00000007 0x00000044
+                                              0x00000008 0x0000004c
+                                              0x00000009 0x00000053
+                                              0x0000000a 0x0000005b
+                                              0x0000000b 0x00000064
+
+                                              0x00010000 0x00000011
+                                              0x00010001 0x0000001c
+                                              0x00010002 0x00000024
+                                              0x00010003 0x0000002b
+                                              0x00010004 0x00000034
+                                              0x00010005 0x00000039
+                                              0x00010006 0x00000042
+                                              0x00010007 0x0000004c
+                                              0x00010008 0x00000051
+                                              0x00010009 0x0000005a
+                                              0x0001000a 0x00000063
+
+                                              0x00020000 0x00000013
+                                              0x00020001 0x00000019
+                                              0x00020002 0x00000024
+                                              0x00020003 0x0000002c
+                                              0x00020004 0x00000035
+                                              0x00020005 0x0000003d
+                                              0x00020006 0x00000046
+                                              0x00020007 0x00000050
+                                              0x00020008 0x00000059
+
+                                              0x00030000 0x00000002
+                                              0x00030001 0x0000000d
+                                              0x00030002 0x00000019
+                                              0x00030003 0x00000024>;
+                       #thermal-sensor-cells = <1>;
+               };
+
+               thermal-zones {
+                       cpu_thermal: cpu-thermal {
+                               polling-delay-passive = <1000>;
+                               polling-delay = <5000>;
+
+                               thermal-sensors = <&tmu 0>;
+
+                               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
+                                                       THERMAL_NO_LIMIT>;
+                                       };
+                               };
+                       };
+               };
+
                dspi0: dspi@2100000 {
                        compatible = "fsl,ls1021a-v1.0-dspi";
                        #address-cells = <1>;