arm64: dts: rockchip: Add RK3399-T OPP table

RK3399-T is down-clocked version of RK3399 SoC operated at 1.5GHz.

Add CPU operating points table for it.
Signed-off-by: FUKAUMI Naoki <naoki@radxa.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Link: https://lore.kernel.org/r/20220902065057.97425-2-jagan@amarulasolutions.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi

+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2016-2017 Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (c) 2022 Radxa Limited
+ */
+
+/ {
+	cluster0_opp: opp-table-0 {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		opp00 {
+			opp-hz = /bits/ 64 <408000000>;
+			opp-microvolt = <875000 875000 1250000>;
+			clock-latency-ns = <40000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <875000 875000 1250000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <816000000>;
+			opp-microvolt = <900000 900000 1250000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <1008000000>;
+			opp-microvolt = <975000 975000 1250000>;
+		};
+	};
+
+	cluster1_opp: opp-table-1 {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		opp00 {
+			opp-hz = /bits/ 64 <408000000>;
+			opp-microvolt = <875000 875000 1250000>;
+			clock-latency-ns = <40000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <875000 875000 1250000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <816000000>;
+			opp-microvolt = <875000 875000 1250000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <1008000000>;
+			opp-microvolt = <925000 925000 1250000>;
+		};
+		opp04 {
+			opp-hz = /bits/ 64 <1200000000>;
+			opp-microvolt = <1000000 1000000 1250000>;
+		};
+		opp05 {
+			opp-hz = /bits/ 64 <1416000000>;
+			opp-microvolt = <1075000 1075000 1250000>;
+		};
+		opp06 {
+			opp-hz = /bits/ 64 <1512000000>;
+			opp-microvolt = <1150000 1150000 1250000>;
+		};
+	};
+
+	gpu_opp_table: opp-table-2 {
+		compatible = "operating-points-v2";
+
+		opp00 {
+			opp-hz = /bits/ 64 <200000000>;
+			opp-microvolt = <875000 875000 1150000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <300000000>;
+			opp-microvolt = <875000 875000 1150000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <400000000>;
+			opp-microvolt = <875000 875000 1150000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <975000 975000 1150000>;
+		};
+	};
+};
+
+&cpu_l0 {
+	operating-points-v2 = <&cluster0_opp>;
+};
+
+&cpu_l1 {
+	operating-points-v2 = <&cluster0_opp>;
+};
+
+&cpu_l2 {
+	operating-points-v2 = <&cluster0_opp>;
+};
+
+&cpu_l3 {
+	operating-points-v2 = <&cluster0_opp>;
+};
+
+&cpu_b0 {
+	operating-points-v2 = <&cluster1_opp>;
+};
+
+&cpu_b1 {
+	operating-points-v2 = <&cluster1_opp>;
+};
+
+&gpu {
+	operating-points-v2 = <&gpu_opp_table>;
+};