Add mcu device and thermal zones node for Milk-V Pioneer.
Signed-off-by: Inochi Amaoto <inochiama@xxxxxxxxxxx>
Tested-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
Reviewed-by: Chen Wang <unicorn_wang@xxxxxxxxxxx>
---
.../boot/dts/sophgo/sg2042-milkv-pioneer.dts | 60 +++++++++++++++++++
1 file changed, 60 insertions(+)
diff --git a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
index 80cb017974d8..76375e25a495 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
+++ b/arch/riscv/boot/dts/sophgo/sg2042-milkv-pioneer.dts
@@ -26,6 +26,66 @@ &cgi_dpll1 {
clock-frequency = <25000000>;
};
+&i2c1 {
+ status = "okay";
+
+ mcu: syscon@17 {
+ compatible = "sophgo,sg2042-hwmon-mcu";
+ reg = <0x17>;
+ #thermal-sensor-cells = <1>;
+ };
+};
+
&uart0 {
status = "okay";
};
+
+/ {
+ thermal-zones {
+ soc-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 0>;
+
+ trips {
+ soc_active1: soc-active1 {
+ temperature = <30000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+
+ soc_active2: soc-active2 {
+ temperature = <58000>;
+ hysteresis = <12000>;
+ type = "active";
+ };
+
+ soc_active3: soc-active3 {
+ temperature = <70000>;
+ hysteresis = <10000>;
+ type = "active";
+ };
+
+ soc_hot: soc-hot {
+ temperature = <80000>;
+ hysteresis = <5000>;
+ type = "hot";
+ };
+ };
+ };
+
+ board-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <1000>;
+ thermal-sensors = <&mcu 1>;
+
+ trips {
+ board_active: board-active {
+ temperature = <75000>;
+ hysteresis = <8000>;
+ type = "active";
+ };
+ };
+ };
+ };
+};
--
2.46.0
