linux-kernel - [PATCH 1/4] regulator: dt-bindings: add documentation for s2mpu05-pmic regulators

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Message-Id: <20250204-exynos7870-pmic-regulators-v1-1-05adad38102c@disroot.org>
Date: Tue, 04 Feb 2025 02:06:26 +0530
From: Kaustabh Chakraborty <kauschluss@...root.org>
To: Krzysztof Kozlowski <krzk@...nel.org>, 
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Rob Herring <robh@...nel.org>, Conor Dooley <conor@...nel.org>, 
 Lee Jones <lee@...nel.org>
Cc: Sergey Lisov <sleirsgoevy@...il.com>, linux-kernel@...r.kernel.org, 
 linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org, 
 Kaustabh Chakraborty <kauschluss@...root.org>
Subject: [PATCH 1/4] regulator: dt-bindings: add documentation for
 s2mpu05-pmic regulators

S2MPU05 is a PMIC found in Exynos7870 devices, which controls voltage
regulators (21 LDOs and 5 BUCKs). Provide documentation for devicetree
definitions, regulator naming patterns, etc.

Signed-off-by: Kaustabh Chakraborty <kauschluss@...root.org>
---
 .../bindings/regulator/samsung,s2mpu05.yaml        | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/Documentation/devicetree/bindings/regulator/samsung,s2mpu05.yaml b/Documentation/devicetree/bindings/regulator/samsung,s2mpu05.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..0a968fe79d44dbcb6720a7d1da698f9460e25521
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/samsung,s2mpu05.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/samsung,s2mpu05.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Samsung S2MPU05 Power Management IC regulators
+
+maintainers:
+  - Krzysztof Kozlowski <krzk@...nel.org>
+
+description: |
+  This is a part of device tree bindings for S2M and S5M family of Power
+  Management IC (PMIC).
+
+  The S2MPU05 provides buck and LDO regulators.
+
+  See also Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml for
+  additional information and example.
+
+patternProperties:
+  # 21 LDOs
+  "^LDO([1-9]|10|2[0-9]|3[0-5])$":
+    type: object
+    $ref: regulator.yaml#
+    unevaluatedProperties: false
+    description:
+      Properties for single LDO regulator.
+
+    required:
+      - regulator-name
+
+  # 5 bucks
+  "^BUCK[1-5]$":
+    type: object
+    $ref: regulator.yaml#
+    unevaluatedProperties: false
+    description:
+      Properties for single BUCK regulator.
+
+    required:
+      - regulator-name
+
+additionalProperties: false

-- 
2.48.1