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From:   Anson Huang <anson.huang@nxp.com>
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CC:     dl-linux-imx <linux-imx@nxp.com>
Subject: [PATCH V2 1/2] arm64: dts: freescale: imx8qxp: add cpu opp table
Thread-Topic: [PATCH V2 1/2] arm64: dts: freescale: imx8qxp: add cpu opp table
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Date:   Wed, 13 Feb 2019 13:32:22 +0000
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Add i.MX8QXP CPU opp table to support cpufreq.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
ChangeLog since V1:
	use operating-points-v2 for OPP table to better fit cpufreq-dt driver;
---
 arch/arm64/boot/dts/freescale/imx8qxp.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/d=
ts/freescale/imx8qxp.dtsi
index 4c3dd95..1e08387 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -34,6 +34,10 @@
 			reg =3D <0x0 0x0>;
 			enable-method =3D "psci";
 			next-level-cache =3D <&A35_L2>;
+			clocks =3D <&clk IMX_A35_CLK>;
+			clock-latency =3D <61036>;
+			#cooling-cells =3D <2>;
+			operating-points-v2 =3D <&a35_0_opp_table>;
 		};
=20
 		A35_1: cpu@1 {
@@ -42,6 +46,7 @@
 			reg =3D <0x0 0x1>;
 			enable-method =3D "psci";
 			next-level-cache =3D <&A35_L2>;
+			operating-points-v2 =3D <&a35_0_opp_table>;
 		};
=20
 		A35_2: cpu@2 {
@@ -50,6 +55,7 @@
 			reg =3D <0x0 0x2>;
 			enable-method =3D "psci";
 			next-level-cache =3D <&A35_L2>;
+			operating-points-v2 =3D <&a35_0_opp_table>;
 		};
=20
 		A35_3: cpu@3 {
@@ -58,6 +64,7 @@
 			reg =3D <0x0 0x3>;
 			enable-method =3D "psci";
 			next-level-cache =3D <&A35_L2>;
+			operating-points-v2 =3D <&a35_0_opp_table>;
 		};
=20
 		A35_L2: l2-cache0 {
@@ -65,6 +72,24 @@
 		};
 	};
=20
+	a35_0_opp_table: opp-table {
+		compatible =3D "operating-points-v2";
+		opp-shared;
+
+		opp-900000000 {
+			opp-hz =3D /bits/ 64 <900000000>;
+			opp-microvolt =3D <1000000>;
+			clock-latency-ns =3D <150000>;
+		};
+
+		opp-1200000000 {
+			opp-hz =3D /bits/ 64 <1200000000>;
+			opp-microvolt =3D <1100000>;
+			clock-latency-ns =3D <150000>;
+			opp-suspend;
+		};
+	};
+
 	gic: interrupt-controller@51a00000 {
 		compatible =3D "arm,gic-v3";
 		reg =3D <0x0 0x51a00000 0 0x10000>, /* GIC Dist */
--=20
2.7.4