Merge tag 'for-5.15/io_uring-2021-09-04' of git://git.kernel.dk/linux-block

[linux-2.6-microblaze.git] / arch / arm / boot / dts / tegra30.dtsi

diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index c577c19..eaf4951 100644 (file)
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -5,6 +5,7 @@
 #include <dt-bindings/pinctrl/pinctrl-tegra.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/soc/tegra-pmc.h>
+#include <dt-bindings/thermal/thermal.h>
 
 #include "tegra30-peripherals-opp.dtsi"
 
@@ -800,6 +801,20 @@
                reset-names = "fuse";
        };
 
+       tsensor: tsensor@70014000 {
+               compatible = "nvidia,tegra30-tsensor";
+               reg = <0x70014000 0x500>;
+               interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&tegra_car TEGRA30_CLK_TSENSOR>;
+               resets = <&tegra_car TEGRA30_CLK_TSENSOR>;
+
+               assigned-clocks = <&tegra_car TEGRA30_CLK_TSENSOR>;
+               assigned-clock-parents = <&tegra_car TEGRA30_CLK_CLK_M>;
+               assigned-clock-rates = <500000>;
+
+               #thermal-sensor-cells = <1>;
+       };
+
        hda@70030000 {
                compatible = "nvidia,tegra30-hda";
                reg = <0x70030000 0x10000>;
@@ -1062,32 +1077,36 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <0>;
                        clocks = <&tegra_car TEGRA30_CLK_CCLK_G>;
+                       #cooling-cells = <2>;
                };
 
-               cpu@1 {
+               cpu1: cpu@1 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <1>;
                        clocks = <&tegra_car TEGRA30_CLK_CCLK_G>;
+                       #cooling-cells = <2>;
                };
 
-               cpu@2 {
+               cpu2: cpu@2 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <2>;
                        clocks = <&tegra_car TEGRA30_CLK_CCLK_G>;
+                       #cooling-cells = <2>;
                };
 
-               cpu@3 {
+               cpu3: cpu@3 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <3>;
                        clocks = <&tegra_car TEGRA30_CLK_CCLK_G>;
+                       #cooling-cells = <2>;
                };
        };
 
@@ -1102,4 +1121,64 @@
                                     <&{/cpus/cpu@2}>,
                                     <&{/cpus/cpu@3}>;
        };
+
+       thermal-zones {
+               tsensor0-thermal {
+                       polling-delay-passive = <1000>; /* milliseconds */
+                       polling-delay = <5000>; /* milliseconds */
+
+                       thermal-sensors = <&tsensor 0>;
+
+                       trips {
+                               level1_trip: dvfs-alert {
+                                       /* throttle at 80C until temperature drops to 79.8C */
+                                       temperature = <80000>;
+                                       hysteresis = <200>;
+                                       type = "passive";
+                               };
+
+                               level2_trip: cpu-div2-throttle {
+                                       /* hardware CPU x2 freq throttle at 85C */
+                                       temperature = <85000>;
+                                       hysteresis = <200>;
+                                       type = "hot";
+                               };
+
+                               level3_trip: soc-critical {
+                                       /* hardware shut down at 90C */
+                                       temperature = <90000>;
+                                       hysteresis = <2000>;
+                                       type = "critical";
+                               };
+                       };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&level1_trip>;
+                                       cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                                        <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                                        <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                                        <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+                                                        <&actmon THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
+               };
+
+               tsensor1-thermal {
+                       status = "disabled";
+
+                       polling-delay-passive = <1000>; /* milliseconds */
+                       polling-delay = <0>; /* milliseconds */
+
+                       thermal-sensors = <&tsensor 1>;
+
+                       trips {
+                               dvfs-alert {
+                                       temperature = <80000>;
+                                       hysteresis = <200>;
+                                       type = "passive";
+                               };
+                       };
+               };
+       };
 };