ARM: dts: stm32: add thermal sensor support on STM32MP157c

Add configuration on DT for thermal sensor driver.

Signed-off-by: David Hernandez Sanchez <david.hernandezsanchez@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index b0961cc..f8bbfff 100644 (file)
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -84,6 +84,31 @@
                };
        };
 
+       thermal-zones {
+               cpu_thermal: cpu-thermal {
+                       polling-delay-passive = <0>;
+                       polling-delay = <0>;
+                       thermal-sensors = <&dts>;
+
+                       trips {
+                               cpu_alert1: cpu-alert1 {
+                                       temperature = <85000>;
+                                       hysteresis = <0>;
+                                       type = "passive";
+                               };
+
+                               cpu-crit {
+                                       temperature = <120000>;
+                                       hysteresis = <0>;
+                                       type = "critical";
+                               };
+                       };
+
+                       cooling-maps {
+                       };
+               };
+       };
+
        soc {
                compatible = "simple-bus";
                #address-cells = <1>;
@@ -966,6 +991,16 @@
                        status = "disabled";
                };
 
+               dts: thermal@50028000 {
+                       compatible = "st,stm32-thermal";
+                       reg = <0x50028000 0x100>;
+                       interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+                       clocks = <&rcc TMPSENS>;
+                       clock-names = "pclk";
+                       #thermal-sensor-cells = <0>;
+                       status = "disabled";
+               };
+
                cryp1: cryp@54001000 {
                        compatible = "st,stm32mp1-cryp";
                        reg = <0x54001000 0x400>;