From: Daniel Palmer <daniel@xxxxxxxx>
Add an OPP table for the inifinity chips so
that cpu frequency scaling can happen.
Co-authored-by: Willy Tarreau <w@xxxxxx>
Signed-off-by: Daniel Palmer <daniel@xxxxxxxx>
Reviewed-by: Romain Perier <romain.perier@xxxxxxxxx>
---
arch/arm/boot/dts/mstar-infinity.dtsi | 34 +++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm/boot/dts/mstar-infinity.dtsi b/arch/arm/boot/dts/mstar-infinity.dtsi
index 0bee517797f4..441a917b88ba 100644
--- a/arch/arm/boot/dts/mstar-infinity.dtsi
+++ b/arch/arm/boot/dts/mstar-infinity.dtsi
@@ -8,6 +8,40 @@
#include <dt-bindings/gpio/msc313-gpio.h>
+/ {
+ cpu0_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-240000000 {
+ opp-hz = /bits/ 64 <240000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <300000>;
+ };
+
+ opp-400000000 {
+ opp-hz = /bits/ 64 <400000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <300000>;
+ };
+ opp-600000000 {
+ opp-hz = /bits/ 64 <600000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <300000>;
+ };
+
+ opp-800000000 {
+ opp-hz = /bits/ 64 <800000000>;
+ opp-microvolt = <1000000>;
+ clock-latency-ns = <300000>;
+ };
+ };
+};
+
+&cpu0 {
+ operating-points-v2 = <&cpu0_opp_table>;
+};
+
&imi {
reg = <0xa0000000 0x16000>;
};
--
2.34.1
