[PATCH v3 3/4] ARM: dts: pxa: add pxa27x cpu operating points
Robert Jarzmik
robert.jarzmik at free.fr
Mon Oct 31 12:54:55 PDT 2016
Add the relevant data taken from the PXA27x Electrical, Mechanical, and
Thermal Specfication. This will be input data for cpufreq-dt driver.
Signed-off-by: Robert Jarzmik <robert.jarzmik at free.fr>
---
Since v2: opp definition amended as per Viresh's comment
---
arch/arm/boot/dts/pxa27x.dtsi | 40 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/arch/arm/boot/dts/pxa27x.dtsi b/arch/arm/boot/dts/pxa27x.dtsi
index 9e73dc6b3ed3..e0fab48ba6fa 100644
--- a/arch/arm/boot/dts/pxa27x.dtsi
+++ b/arch/arm/boot/dts/pxa27x.dtsi
@@ -137,4 +137,44 @@
clocks = <&clks CLK_OSTIMER>;
status = "okay";
};
+
+ pxa270_opp_table: opp_table0 {
+ compatible = "operating-points-v2";
+
+ opp at 104000000 {
+ opp-hz = /bits/ 64 <104000000>;
+ opp-microvolt = <900000 900000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 156000000 {
+ opp-hz = /bits/ 64 <156000000>;
+ opp-microvolt = <1000000 1000000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 208000000 {
+ opp-hz = /bits/ 64 <208000000>;
+ opp-microvolt = <1180000 1180000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 312000000 {
+ opp-hz = /bits/ 64 <312000000>;
+ opp-microvolt = <1250000 1250000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 416000000 {
+ opp-hz = /bits/ 64 <416000000>;
+ opp-microvolt = <1350000 1350000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 520000000 {
+ opp-hz = /bits/ 64 <520000000>;
+ opp-microvolt = <1450000 1450000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ opp at 624000000 {
+ opp-hz = /bits/ 64 <624000000>;
+ opp-microvolt = <1550000 1550000 1705000>;
+ clock-latency-ns = <20>;
+ };
+ };
};
--
2.1.4
More information about the linux-arm-kernel
mailing list