From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rajendra Nayak Subject: [PATCH v3 1/7] dt-bindings: power: Add qcom rpm power domain driver bindings Date: Tue, 12 Jun 2018 10:10:46 +0530 Message-ID: <20180612044052.4402-2-rnayak@codeaurora.org> References: <20180612044052.4402-1-rnayak@codeaurora.org> Return-path: In-Reply-To: <20180612044052.4402-1-rnayak@codeaurora.org> Sender: linux-kernel-owner@vger.kernel.org To: viresh.kumar@linaro.org, sboyd@kernel.org, andy.gross@linaro.org, ulf.hansson@linaro.org, collinsd@codeaurora.org Cc: devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Rajendra Nayak List-Id: devicetree@vger.kernel.org Add DT bindings to describe the rpm power domains found on Qualcomm Technologies, Inc. SoCs. These power domains communicate a performance state to RPM, which then translates it into corresponding voltage on a PMIC rail. Signed-off-by: Rajendra Nayak Signed-off-by: Viresh Kumar --- .../devicetree/bindings/power/qcom,rpmpd.txt | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt new file mode 100644 index 000000000000..61a0e2687940 --- /dev/null +++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt @@ -0,0 +1,49 @@ +Qualcomm RPM Power domains + +For RPM Power domains, we communicate a performance state to RPM +which then translates it into a corresponding voltage on a rail + +Required Properties: + - compatible: Should be one of the following + * qcom,msm8996-rpmpd: RPM Power domain for the msm8996 family of SoC + - power-domain-cells: number of cells in Power domain specifier + must be 1. + - operating-points-v2: Phandle to the OPP table for the Power domain. + Refer to Documentation/devicetree/bindings/power/power_domain.txt + and Documentation/devicetree/bindings/opp/qcom-opp.txt for more details + +Example: + + rpmpd: power-controller { + compatible = "qcom,msm8996-rpmpd"; + #power-domain-cells = <1>; + operating-points-v2 = <&rpmpd_opp_table>; + }; + + rpmpd_opp_table: opp-table { + compatible = "operating-points-v2-qcom-level"; + + rpmpd_opp1: opp1 { + qcom,level = <1>; + }; + + rpmpd_opp2: opp2 { + qcom,level = <2>; + }; + + rpmpd_opp3: opp3 { + qcom,level = <3>; + }; + + rpmpd_opp4: opp4 { + qcom,level = <4>; + }; + + rpmpd_opp5: opp5 { + qcom,level = <5>; + }; + + rpmpd_opp6: opp6 { + qcom,level = <6>; + }; + }; -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation