diff mbox series

[v2,1/2] dt-bindings: power: rpmpd: Convert rpmpd bindings to yaml

Message ID 20191220064823.6115-2-sibis@codeaurora.org (mailing list archive)
State New, archived
Headers show
Series Add RPMH power-domain node for SC7180 SoCs | expand

Commit Message

Sibi Sankar Dec. 20, 2019, 6:48 a.m. UTC
Convert RPM/RPMH power-domain bindings to yaml.

Reviewed-by: Rajendra Nayak <rnayak@codeaurora.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
---
 .../devicetree/bindings/power/qcom,rpmpd.txt  | 150 ----------------
 .../devicetree/bindings/power/qcom,rpmpd.yaml | 170 ++++++++++++++++++
 2 files changed, 170 insertions(+), 150 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt
 create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.yaml

Comments

Rob Herring (Arm) Jan. 4, 2020, 9:14 p.m. UTC | #1
On Fri, 20 Dec 2019 12:18:22 +0530, Sibi Sankar wrote:
> Convert RPM/RPMH power-domain bindings to yaml.
> 
> Reviewed-by: Rajendra Nayak <rnayak@codeaurora.org>
> Reviewed-by: Stephen Boyd <swboyd@chromium.org>
> Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
> ---
>  .../devicetree/bindings/power/qcom,rpmpd.txt  | 150 ----------------
>  .../devicetree/bindings/power/qcom,rpmpd.yaml | 170 ++++++++++++++++++
>  2 files changed, 170 insertions(+), 150 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt
>  create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
> 

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt
deleted file mode 100644
index 6346d00b1b400..0000000000000
--- a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt
+++ /dev/null
@@ -1,150 +0,0 @@ 
-Qualcomm RPM/RPMh Power domains
-
-For RPM/RPMh Power domains, we communicate a performance state to RPM/RPMh
-which then translates it into a corresponding voltage on a rail
-
-Required Properties:
- - compatible: Should be one of the following
-	* qcom,msm8976-rpmpd: RPM Power domain for the msm8976 family of SoC
-	* qcom,msm8996-rpmpd: RPM Power domain for the msm8996 family of SoC
-	* qcom,msm8998-rpmpd: RPM Power domain for the msm8998 family of SoC
-	* qcom,qcs404-rpmpd: RPM Power domain for the qcs404 family of SoC
-	* qcom,sc7180-rpmhpd: RPMh Power domain for the sc7180 family of SoC
-	* qcom,sdm845-rpmhpd: RPMh Power domain for the sdm845 family of SoC
-	* qcom,sm8150-rpmhpd: RPMh Power domain for the sm8150 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/opp.txt for more details
-
-Refer to <dt-bindings/power/qcom-rpmpd.h> for the level values for
-various OPPs for different platforms as well as Power domain indexes
-
-Example: rpmh power domain controller and OPP table
-
-#include <dt-bindings/power/qcom-rpmhpd.h>
-
-opp-level values specified in the OPP tables for RPMh power domains
-should use the RPMH_REGULATOR_LEVEL_* constants from
-<dt-bindings/power/qcom-rpmhpd.h>
-
-	rpmhpd: power-controller {
-		compatible = "qcom,sdm845-rpmhpd";
-		#power-domain-cells = <1>;
-		operating-points-v2 = <&rpmhpd_opp_table>;
-
-		rpmhpd_opp_table: opp-table {
-			compatible = "operating-points-v2";
-
-			rpmhpd_opp_ret: opp1 {
-				opp-level = <RPMH_REGULATOR_LEVEL_RETENTION>;
-			};
-
-			rpmhpd_opp_min_svs: opp2 {
-				opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
-			};
-
-			rpmhpd_opp_low_svs: opp3 {
-				opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
-			};
-
-			rpmhpd_opp_svs: opp4 {
-				opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
-			};
-
-			rpmhpd_opp_svs_l1: opp5 {
-				opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
-			};
-
-			rpmhpd_opp_nom: opp6 {
-				opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
-			};
-
-			rpmhpd_opp_nom_l1: opp7 {
-				opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
-			};
-
-			rpmhpd_opp_nom_l2: opp8 {
-				opp-level = <RPMH_REGULATOR_LEVEL_NOM_L2>;
-			};
-
-			rpmhpd_opp_turbo: opp9 {
-				opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
-			};
-
-			rpmhpd_opp_turbo_l1: opp10 {
-				opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
-			};
-		};
-	};
-
-Example: rpm power domain controller and OPP table
-
-	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";
-
-			rpmpd_opp_low: opp1 {
-				opp-level = <1>;
-			};
-
-			rpmpd_opp_ret: opp2 {
-				opp-level = <2>;
-			};
-
-			rpmpd_opp_svs: opp3 {
-				opp-level = <3>;
-			};
-
-			rpmpd_opp_normal: opp4 {
-				opp-level = <4>;
-			};
-
-			rpmpd_opp_high: opp5 {
-				opp-level = <5>;
-			};
-
-			rpmpd_opp_turbo: opp6 {
-				opp-level = <6>;
-			};
-		};
-	};
-
-Example: Client/Consumer device using OPP table
-
-	leaky-device0@12350000 {
-		compatible = "foo,i-leak-current";
-		reg = <0x12350000 0x1000>;
-		power-domains = <&rpmhpd SDM845_MX>;
-		operating-points-v2 = <&leaky_opp_table>;
-	};
-
-
-	leaky_opp_table: opp-table {
-		compatible = "operating-points-v2";
-
-		opp1 {
-			opp-hz = /bits/ 64 <144000>;
-			required-opps = <&rpmhpd_opp_low>;
-		};
-
-		opp2 {
-			opp-hz = /bits/ 64 <400000>;
-			required-opps = <&rpmhpd_opp_ret>;
-		};
-
-		opp3 {
-			opp-hz = /bits/ 64 <20000000>;
-			required-opps = <&rpmpd_opp_svs>;
-		};
-
-		opp4 {
-			opp-hz = /bits/ 64 <25000000>;
-			required-opps = <&rpmpd_opp_normal>;
-		};
-	};
diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
new file mode 100644
index 0000000000000..ba605310abeb8
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml
@@ -0,0 +1,170 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/qcom,rpmpd.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm RPM/RPMh Power domains
+
+maintainers:
+  - Rajendra Nayak <rnayak@codeaurora.org>
+
+description:
+  For RPM/RPMh Power domains, we communicate a performance state to RPM/RPMh
+  which then translates it into a corresponding voltage on a rail.
+
+properties:
+  compatible:
+    enum:
+      - qcom,msm8976-rpmpd
+      - qcom,msm8996-rpmpd
+      - qcom,msm8998-rpmpd
+      - qcom,qcs404-rpmpd
+      - qcom,sc7180-rpmhpd
+      - qcom,sdm845-rpmhpd
+      - qcom,sm8150-rpmhpd
+
+  '#power-domain-cells':
+    const: 1
+
+  operating-points-v2: true
+
+  opp-table:
+    type: object
+
+required:
+  - compatible
+  - '#power-domain-cells'
+  - operating-points-v2
+
+additionalProperties: false
+
+examples:
+  - |
+
+    // Example 1 (rpmh power domain controller and OPP table):
+
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    rpmhpd: power-controller {
+      compatible = "qcom,sdm845-rpmhpd";
+      #power-domain-cells = <1>;
+      operating-points-v2 = <&rpmhpd_opp_table>;
+
+      rpmhpd_opp_table: opp-table {
+        compatible = "operating-points-v2";
+
+        rpmhpd_opp_ret: opp1 {
+          opp-level = <RPMH_REGULATOR_LEVEL_RETENTION>;
+        };
+
+        rpmhpd_opp_min_svs: opp2 {
+          opp-level = <RPMH_REGULATOR_LEVEL_MIN_SVS>;
+        };
+
+        rpmhpd_opp_low_svs: opp3 {
+          opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
+        };
+
+        rpmhpd_opp_svs: opp4 {
+          opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
+        };
+
+        rpmhpd_opp_svs_l1: opp5 {
+          opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
+        };
+
+        rpmhpd_opp_nom: opp6 {
+          opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
+        };
+
+        rpmhpd_opp_nom_l1: opp7 {
+          opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
+        };
+
+        rpmhpd_opp_nom_l2: opp8 {
+          opp-level = <RPMH_REGULATOR_LEVEL_NOM_L2>;
+        };
+
+        rpmhpd_opp_turbo: opp9 {
+          opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
+        };
+
+        rpmhpd_opp_turbo_l1: opp10 {
+          opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
+        };
+      };
+    };
+
+  - |
+
+    // Example 2 (rpm power domain controller and OPP table):
+
+    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";
+
+        rpmpd_opp_low: opp1 {
+          opp-level = <1>;
+        };
+
+        rpmpd_opp_ret: opp2 {
+          opp-level = <2>;
+        };
+
+        rpmpd_opp_svs: opp3 {
+          opp-level = <3>;
+        };
+
+        rpmpd_opp_normal: opp4 {
+          opp-level = <4>;
+        };
+
+        rpmpd_opp_high: opp5 {
+          opp-level = <5>;
+        };
+
+        rpmpd_opp_turbo: opp6 {
+          opp-level = <6>;
+        };
+      };
+    };
+
+  - |
+
+    // Example 3 (Client/Consumer device using OPP table):
+
+    leaky-device0@12350000 {
+      compatible = "foo,i-leak-current";
+      reg = <0x12350000 0x1000>;
+      power-domains = <&rpmhpd 0>;
+      operating-points-v2 = <&leaky_opp_table>;
+    };
+
+    leaky_opp_table: opp-table {
+      compatible = "operating-points-v2";
+      opp1 {
+        opp-hz = /bits/ 64 <144000>;
+        required-opps = <&rpmhpd_opp_low>;
+      };
+
+      opp2 {
+        opp-hz = /bits/ 64 <400000>;
+        required-opps = <&rpmhpd_opp_ret>;
+      };
+
+      opp3 {
+        opp-hz = /bits/ 64 <20000000>;
+        required-opps = <&rpmpd_opp_svs>;
+      };
+
+      opp4 {
+        opp-hz = /bits/ 64 <25000000>;
+        required-opps = <&rpmpd_opp_normal>;
+      };
+    };
+...