diff options
| author | Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com> | 2023-09-25 15:58:26 +0530 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2023-12-02 16:54:16 -0800 |
| commit | 3e4b53e04281ed3d9c7a4329c027097265c04d54 (patch) | |
| tree | 170bf70e0b0001abcfe389a1670ae12759827aed | |
| parent | d6e2bc901cb71dc73cdb8a4da35ed8f43e7727d0 (diff) | |
arm64: dts: qcom: ipq5018: enable the CPUFreq support
Add the APCS, A53 PLL, cpu-opp-table nodes to set
the CPU frequency at 800MHz (idle) or 1.008GHz.
Co-developed-by: Sricharan Ramabadhran <quic_srichara@quicinc.com>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com>
Signed-off-by: Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230925102826.405446-4-quic_gokulsri@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/ipq5018.dtsi | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qcom/ipq5018.dtsi index 0b739077ed70..ae31bd72f0b7 100644 --- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi @@ -5,6 +5,7 @@ * Copyright (c) 2023 The Linux Foundation. All rights reserved. */ +#include <dt-bindings/clock/qcom,apss-ipq.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/qcom,gcc-ipq5018.h> #include <dt-bindings/reset/qcom,gcc-ipq5018.h> @@ -36,6 +37,8 @@ reg = <0x0>; enable-method = "psci"; next-level-cache = <&L2_0>; + clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>; + operating-points-v2 = <&cpu_opp_table>; }; CPU1: cpu@1 { @@ -44,6 +47,8 @@ reg = <0x1>; enable-method = "psci"; next-level-cache = <&L2_0>; + clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>; + operating-points-v2 = <&cpu_opp_table>; }; L2_0: l2-cache { @@ -54,6 +59,23 @@ }; }; + cpu_opp_table: opp-table-cpu { + compatible = "operating-points-v2"; + opp-shared; + + opp-800000000 { + opp-hz = /bits/ 64 <800000000>; + opp-microvolt = <1100000>; + clock-latency-ns = <200000>; + }; + + opp-1008000000 { + opp-hz = /bits/ 64 <1008000000>; + opp-microvolt = <1100000>; + clock-latency-ns = <200000>; + }; + }; + firmware { scm { compatible = "qcom,scm-ipq5018", "qcom,scm"; @@ -267,6 +289,24 @@ clocks = <&sleep_clk>; }; + apcs_glb: mailbox@b111000 { + compatible = "qcom,ipq5018-apcs-apps-global", + "qcom,ipq6018-apcs-apps-global"; + reg = <0x0b111000 0x1000>; + #clock-cells = <1>; + clocks = <&a53pll>, <&xo_board_clk>, <&gcc GPLL0>; + clock-names = "pll", "xo", "gpll0"; + #mbox-cells = <1>; + }; + + a53pll: clock@b116000 { + compatible = "qcom,ipq5018-a53pll"; + reg = <0x0b116000 0x40>; + #clock-cells = <0>; + clocks = <&xo_board_clk>; + clock-names = "xo"; + }; + timer@b120000 { compatible = "arm,armv7-timer-mem"; reg = <0x0b120000 0x1000>; |