From: Ondrej Jirman <megous@xxxxxxxxxx>
Orange PI PC uses SY8106A regulator for fine grained CPUX voltage
regulation. Setup appropriate operating points for the board.
---
arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts | 50 ++++++++++++++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
index 7e04017..e85fe91 100644
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-pc.dts
@@ -90,6 +90,56 @@
};
};
+&cpu0 {
+ clocks = <&cpu>;
+ clock-latency = <244144>; /* 8 32k periods */
+ operating-points = <
+ /* kHz uV */
+ 1512000 1400000
+ 1440000 1400000
+ 1368000 1340000
+ 1344000 1340000
+ 1296000 1340000
+ 1248000 1300000
+ 1224000 1300000
+ 1200000 1300000
+ 1104000 1200000
+ 1008000 1140000
+ 960000 1100000
+ 648000 1100000
+ 480000 1100000
+ 240000 1100000
+ 120000 1100000
+ >;
+ #cooling-cells = <2>;
+ cooling-min-level = <0>;
+ cooling-max-level = <14>;
+ cpu0-supply = <&vdd_cpu>;
+};
+
+&cpu_thermal {
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&cpu0 (-1) (-1)>;
+ };
+ };
+
+ trips {
+ cpu_alert0: cpu_alert0 {
+ temperature = <80000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_crit: cpu_crit {
+ temperature = <100000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+};
+
&r_twi {
status = "okay";
--
2.9.0
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
