diff mbox series

[1/4] dt-bindings: regulator: Describe Qualcomm REFGEN regulator

Message ID 20230628-topic-refgen-v1-1-126e59573eeb@linaro.org (mailing list archive)
State New, archived
Headers show
Series Qualcomm REFGEN regulator | expand

Commit Message

Konrad Dybcio June 28, 2023, 4:29 p.m. UTC 
Modern Qualcomm SoCs have a REFGEN (reference voltage generator)
regulator, providing reference voltage to on-chip IP, like PHYs.
It's controlled through MMIO and we can toggle it or read its state back.

Describe it.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 .../regulator/qcom,sdm845-refgen-regulator.yaml    | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)

Comments

Rob Herring (Arm) June 29, 2023, 4:22 p.m. UTC | #1 
On Wed, Jun 28, 2023 at 06:29:45PM +0200, Konrad Dybcio wrote:
> Modern Qualcomm SoCs have a REFGEN (reference voltage generator)
> regulator, providing reference voltage to on-chip IP, like PHYs.
> It's controlled through MMIO and we can toggle it or read its state back.
> 
> Describe it.
> 
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> ---
>  .../regulator/qcom,sdm845-refgen-regulator.yaml    | 56 ++++++++++++++++++++++
>  1 file changed, 56 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml
> new file mode 100644
> index 000000000000..19d3eb9db98f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/regulator/qcom,sdm845-refgen-regulator.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm Technologies, Inc. REFGEN Regulator
> +
> +maintainers:
> +  - Konrad Dybcio <konradybcio@kernel.org>
> +
> +description: |

Don't need '|'.

> +    The REFGEN (reference voltage renegator) regulator provides reference

renegator?

> +    voltage for on-chip IPs (like PHYs) on some Qualcomm SoCs.
> +
> +allOf:
> +  - $ref: regulator.yaml#
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - enum:
> +              - qcom,sc7180-refgen-regulator
> +              - qcom,sc8180x-refgen-regulator
> +              - qcom,sm8150-refgen-regulator
> +          - const: qcom,sdm845-refgen-regulator
> +
> +      - items:
> +          - enum:
> +              - qcom,sc7280-refgen-regulator
> +              - qcom,sc8280xp-refgen-regulator
> +              - qcom,sm6350-refgen-regulator
> +              - qcom,sm6375-refgen-regulator
> +              - qcom,sm8350-refgen-regulator
> +          - const: qcom,sm8250-refgen-regulator
> +
> +      - enum:
> +          - qcom,sdm845-refgen-regulator
> +          - qcom,sm8250-refgen-regulator
> +
> +  reg: true

Need to define how many.

> +
> +required:
> +  - compatible
> +  - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    regulator@162f000 {
> +      compatible = "qcom,sm8250-refgen-regulator";
> +      reg = <0 0x0162f000 0 0x84>;

Default cell size is 1.

> +    };
> +...
> 
> -- 
> 2.41.0
>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml
new file mode 100644
index 000000000000..19d3eb9db98f
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/qcom,sdm845-refgen-regulator.yaml
@@ -0,0 +1,56 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/qcom,sdm845-refgen-regulator.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. REFGEN Regulator
+
+maintainers:
+  - Konrad Dybcio <konradybcio@kernel.org>
+
+description: |
+    The REFGEN (reference voltage renegator) regulator provides reference
+    voltage for on-chip IPs (like PHYs) on some Qualcomm SoCs.
+
+allOf:
+  - $ref: regulator.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - enum:
+              - qcom,sc7180-refgen-regulator
+              - qcom,sc8180x-refgen-regulator
+              - qcom,sm8150-refgen-regulator
+          - const: qcom,sdm845-refgen-regulator
+
+      - items:
+          - enum:
+              - qcom,sc7280-refgen-regulator
+              - qcom,sc8280xp-refgen-regulator
+              - qcom,sm6350-refgen-regulator
+              - qcom,sm6375-refgen-regulator
+              - qcom,sm8350-refgen-regulator
+          - const: qcom,sm8250-refgen-regulator
+
+      - enum:
+          - qcom,sdm845-refgen-regulator
+          - qcom,sm8250-refgen-regulator
+
+  reg: true
+
+required:
+  - compatible
+  - reg
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    regulator@162f000 {
+      compatible = "qcom,sm8250-refgen-regulator";
+      reg = <0 0x0162f000 0 0x84>;
+    };
+...