[PATCH v4 2/3] arm64: dts: rockchip: Add RK3399-T OPP table

Jagan Teki jagan at amarulasolutions.com
Thu Sep 1 23:50:56 PDT 2022


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 at radxa.com>
Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
---
Changes for v4:
- update opp-table node names
Changes for v3:
- new patch

 .../arm64/boot/dts/rockchip/rk3399-t-opp.dtsi | 114 ++++++++++++++++++
 1 file changed, 114 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 000000000000..1ababadda9df
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-t-opp.dtsi
@@ -0,0 +1,114 @@
+// 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>;
+};
-- 
2.25.1




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