diff mbox series

[v3,1/7] dt-bindings: regulator: qcom,qca6390: add binding for QCA6390 device

Message ID 20210621223141.1638189-2-dmitry.baryshkov@linaro.org
State New
Headers show
Series Add support for Qualcomm QCA639x chips family | expand

Commit Message

Dmitry Baryshkov June 21, 2021, 10:31 p.m. UTC 
Qualcomm QCA6390/1 is a family of WiFi + Bluetooth SoCs, with BT part
being controlled through the UART and WiFi being present on PCIe bus.
Both blocks share common power sources. Add binding to describe power
sequencing required to power up this device.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 .../bindings/regulator/qcom,qca6390.yaml      | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/regulator/qcom,qca6390.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/regulator/qcom,qca6390.yaml b/Documentation/devicetree/bindings/regulator/qcom,qca6390.yaml
new file mode 100644
index 000000000000..35315c521041
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/qcom,qca6390.yaml
@@ -0,0 +1,70 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/regulator/qcom,qca6390.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm QCA6390 WiFi + Bluetoot SoC bindings
+
+maintainers:
+  - Andy Gross <agross@kernel.org>
+  - Bjorn Andersson <bjorn.andersson@linaro.org>
+
+description: |
+  This binding describes thes Qualcomm QCA6390 or QCA6391 power supplies and
+  enablement pins.
+
+properties:
+  compatible:
+    const: qcom,qca6390
+
+  vddaon-supply:
+    description:
+      0.95V always-on LDO power input
+
+  vddpmu-supply:
+    description:
+      0.95V LDO power input to PMU
+
+  vddrfa1-supply:
+    description:
+      0.95V LDO power input to RFA
+
+  vddrfa2-supply:
+    description:
+      1.25V LDO power input to RFA
+
+  vddrfa3-supply:
+    description:
+      2V LDO power input to RFA
+
+  vddpcie1-supply:
+    description:
+      1.25V LDO power input to PCIe part
+
+  vddpcie2-supply:
+    description:
+      2V LDO power input to PCIe part
+
+  vddio-supply:
+    description:
+      1.8V VIO input
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+    qca6390: qca6390 {
+      compatible = "qcom,qca6390";
+
+      vddaon-supply = <&vreg_s6a_0p95>;
+      vddpmu-supply = <&vreg_s2f_0p95>;
+      vddrfa1-supply = <&vreg_s2f_0p95>;
+      vddrfa2-supply = <&vreg_s8c_1p3>;
+      vddrfa3-supply = <&vreg_s5a_1p9>;
+      vddpcie1-supply = <&vreg_s8c_1p3>;
+      vddpcie2-supply = <&vreg_s5a_1p9>;
+      vddio-supply = <&vreg_s4a_1p8>;
+    };
+...