From: Chunyan Zhang <zhang.lyra@gmail.com>
To: Mark Brown <broonie@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org, Baolin Wang <baolin.wang7@gmail.com>,
Orson Zhai <orsonzhai@gmail.com>,
Chunyan Zhang <zhang.lyra@gmail.com>,
Chunyan Zhang <chunyan.zhang@unisoc.com>,
LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 2/2] dt-bindings: regulator: Add bindings for Unisoc's SC2730 regulator
Date: Tue, 28 Sep 2021 15:36:09 +0800 [thread overview]
Message-ID: <20210928073609.198975-2-zhang.lyra@gmail.com> (raw)
In-Reply-To: <20210928073609.198975-1-zhang.lyra@gmail.com>
From: Chunyan Zhang <chunyan.zhang@unisoc.com>
SC2730 is used on Unisoc's UMS512 SoC, it integrates low-voltage and low
quiescent current DCDC/LDO.
Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
---
.../regulator/sprd,sc2730-regulator.yaml | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/sprd,sc2730-regulator.yaml
diff --git a/Documentation/devicetree/bindings/regulator/sprd,sc2730-regulator.yaml b/Documentation/devicetree/bindings/regulator/sprd,sc2730-regulator.yaml
new file mode 100644
index 000000000000..04e504418e35
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/sprd,sc2730-regulator.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright 2019-2021 Unisoc Inc.
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/regulator/sprd,sc2730-regulator.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Unisoc SC2730 Voltage Regulators Device Tree Bindings
+
+maintainers:
+ - Orson Zhai <orsonzhai@gmail.com>
+ - Baolin Wang <baolin.wang7@gmail.com>
+ - Chunyan Zhang <zhang.lyra@gmail.com>
+
+properties:
+ compatible:
+ const: sprd,sc2730-regulator
+
+ reg:
+ maxItems: 1
+
+patternProperties:
+ "^(dcdc|buck|ldo)_.+":
+ # Child node
+ type: object
+ description: dcdc/buck/ldo regulator nodes(s).
+ $ref: "regulator.yaml#"
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ pmic {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ regulators@1800 {
+ compatible = "sprd,sc2730-regulator";
+ reg = <0x1800>;
+
+ dcdc_cpu {
+ regulator-name = "vddcpu";
+ regulator-min-microvolt = <200000>;
+ regulator-max-microvolt = <1596875>;
+ regulator-ramp-delay = <25000>;
+ regulator-always-on;
+ };
+
+ ldo_vddwcn {
+ regulator-name = "vddwcn";
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <1845000>;
+ regulator-ramp-delay = <25000>;
+ };
+ };
+ };
+...
--
2.25.1
next prev parent reply other threads:[~2021-09-28 7:37 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-28 7:36 [PATCH 1/2] regulator: Add Unisoc's SC2730 regulator driver Chunyan Zhang
2021-09-28 7:36 ` Chunyan Zhang [this message]
2021-09-28 8:46 ` [PATCH 2/2] dt-bindings: regulator: Add bindings for Unisoc's SC2730 regulator Chunyan Zhang
2021-10-06 20:32 ` Rob Herring
2021-09-28 11:30 ` [PATCH 1/2] regulator: Add Unisoc's SC2730 regulator driver Mark Brown
2021-09-29 8:20 ` Chunyan Zhang
2021-09-29 12:29 ` Mark Brown
2021-09-30 3:12 ` Chunyan Zhang
2021-09-30 12:05 ` Mark Brown
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