[PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108

[PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108

[Andy Yan]

Add cpu opp table for rv1108 to support frequency
from 408MHZ to 1008MHZ.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>

---

Changes in v2:
- switch to operating-points-v2
- split cpu-supply to a separate patch

 arch/arm/boot/dts/rv1108.dtsi | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/arch/arm/boot/dts/rv1108.dtsi b/arch/arm/boot/dts/rv1108.dtsi
index 064cec3..1b854e1 100644
--- a/arch/arm/boot/dts/rv1108.dtsi
+++ b/arch/arm/boot/dts/rv1108.dtsi
@@ -69,6 +69,33 @@
 			device_type = "cpu";
 			compatible = "arm,cortex-a7";
 			reg = <0xf00>;
+			operating-points-v2 = <&cpu_opp_table>;
+			clocks = <&cru ARMCLK>;
+		};
+	};
+
+	cpu_opp_table: opp_table {
+		compatible = "operating-points-v2";
+
+		opp-408000000 {
+			opp-hz = /bits/ 64 <408000000>;
+			opp-microvolt = <975000>;
+			clock-latency-ns = <40000>;
+		};
+		opp-600000000 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <975000>;
+			clock-latency-ns = <40000>;
+		};
+		opp-816000000 {
+			opp-hz = /bits/ 64 <816000000>;
+			opp-microvolt = <1025000>;
+			clock-latency-ns = <40000>;
+		};
+		opp-1008000000 {
+			opp-hz = /bits/ 64 <1008000000>;
+			opp-microvolt = <1150000>;
+			clock-latency-ns = <40000>;
 		};
 	};
 
-- 
2.7.4

[PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb

[Andy Yan]

The cpu is powered by regulator vdd_core on RV1108 evalution
board. Add it to the cpu dt node.

Signed-off-by: Andy Yan <andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
---

Changes in v2: None

 arch/arm/boot/dts/rv1108-evb.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/rv1108-evb.dts b/arch/arm/boot/dts/rv1108-evb.dts
index 32fb09a..e517aa3 100644
--- a/arch/arm/boot/dts/rv1108-evb.dts
+++ b/arch/arm/boot/dts/rv1108-evb.dts
@@ -104,6 +104,10 @@
 	};
 };
 
+&cpu0 {
+	cpu-supply = <&vdd_core>;
+};
+
 &i2c0 {
 	status = "okay";
 	i2c-scl-rising-time-ns = <275>;
-- 
2.7.4


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Re: [PATCH v2 1/3] ARM: dts: rockchip: add cpu opp table for rv1108

[Heiko Stuebner]

Am Dienstag, 22. August 2017, 21:11:55 CEST schrieb Andy Yan:
> Add cpu opp table for rv1108 to support frequency
> from 408MHZ to 1008MHZ.
> 
> Signed-off-by: Andy Yan <andy.yan-TNX95d0MmH7DzftRWevZcw@public.gmane.org>

applied for 4.14


Thanks
Heiko
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Re: [PATCH v2 2/3] ARM: dts: rockchip: add cpu power supply for rv1108 evb

[Heiko Stuebner]

Am Dienstag, 22. August 2017, 21:13:30 CEST schrieb Andy Yan:
> The cpu is powered by regulator vdd_core on RV1108 evalution
> board. Add it to the cpu dt node.
> 
> Signed-off-by: Andy Yan <andy.yan@rock-chips.com>

applied for 4.14.


Thanks
Heiko