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From:   Tom Fitzhenry <tom@tom-fitzhenry.me.uk>
To:     robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
        heiko@sntech.de
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        ayufan@ayufan.eu, devicetree@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org,
        linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
        Samuel Dionne-Riel <samuel@dionne-riel.com>
Subject: [PATCH v2 1/3] arm64: dts: rockchip: Add RK3399-T opp
Date:   Sat,  6 Aug 2022 09:44:09 +1000
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From: Samuel Dionne-Riel <samuel@dionne-riel.com>

These tables were derived from the regular RK3399 table, by dropping
entries exceeding recommended operating conditions from the datasheet,
and clamping the last exceeding value where it made sense.

Signed-off-by: Samuel Dionne-Riel <samuel@dionne-riel.com>
---
 .../arm64/boot/dts/rockchip/rk3399-t-opp.dtsi | 118 ++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi
new file mode 100644
index 0000000000000..ec153015d9d13
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi
@@ -0,0 +1,118 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2016-2017 Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (c) 2022 Samuel Dionne-Riel <samuel@dionne-riel.com>
+ */
+
+/ {
+	cluster0_opp: opp-table-0 {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		opp00 {
+			opp-hz = /bits/ 64 <408000000>;
+			opp-microvolt = <825000 825000 925000>;
+			clock-latency-ns = <40000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <825000 825000 925000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <816000000>;
+			opp-microvolt = <850000 850000 925000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <1008000000>;
+			opp-microvolt = <925000 925000 925000>;
+		};
+	};
+
+	cluster1_opp: opp-table-1 {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		opp00 {
+			opp-hz = /bits/ 64 <408000000>;
+			opp-microvolt = <825000 825000 1150000>;
+			clock-latency-ns = <40000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <825000 825000 1150000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <816000000>;
+			opp-microvolt = <825000 825000 1150000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <1008000000>;
+			opp-microvolt = <875000 875000 1150000>;
+		};
+		opp04 {
+			opp-hz = /bits/ 64 <1200000000>;
+			opp-microvolt = <950000 950000 1150000>;
+		};
+		opp05 {
+			opp-hz = /bits/ 64 <1416000000>;
+			opp-microvolt = <1025000 1025000 1150000>;
+		};
+		opp06 {
+			opp-hz = /bits/ 64 <1500000000>;
+			opp-microvolt = <1100000 1100000 1150000>;
+		};
+	};
+
+	gpu_opp_table: opp-table-2 {
+		compatible = "operating-points-v2";
+
+		opp00 {
+			opp-hz = /bits/ 64 <200000000>;
+			opp-microvolt = <825000 825000 975000>;
+		};
+		opp01 {
+			opp-hz = /bits/ 64 <297000000>;
+			opp-microvolt = <825000 825000 975000>;
+		};
+		opp02 {
+			opp-hz = /bits/ 64 <400000000>;
+			opp-microvolt = <825000 825000 975000>;
+		};
+		opp03 {
+			opp-hz = /bits/ 64 <500000000>;
+			opp-microvolt = <875000 875000 975000>;
+		};
+		opp04 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <925000 925000 975000>;
+		};
+	};
+};
+
+&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>;
+};
-- 
2.37.1