[PATCH RESEND v5 1/2] regulator: dt-bindings: Add Allwinner D1 system LDOs

Chen-Yu Tsai
2024-05-07T04:13:51Z

From: Samuel Holland <samuel@sholland.org>

The Allwinner D1 SoC contains two pairs of in-package LDOs. The pair of
"system" LDOs is for general purpose use. LDOA generally powers the
board's 1.8 V rail. LDOB powers the in-package DRAM, where applicable.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
.../allwinner,sun20i-d1-system-ldos.yaml | 37 +++++++++++++++++++
1 file changed, 37 insertions(+)
create mode 100644 Documentation/devicetree/bindings/regulator/allwinner,sun20i-d1-system-ldos.yaml

diff --git a/Documentation/devicetree/bindings/regulator/allwinner,sun20i-d1-system-ldos.yaml b/Documentation/devicetree/bindings/regulator/allwinner,sun20i-d1-system-ldos.yaml
new file mode 100644
index 000000000000..ec6695c8d2e3
--- /dev/null
+++ b/Documentation/devicetree/bindings/regulator/allwinner,sun20i-d1-system-ldos.yaml
@@ -0,0 +1,37 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/allwinner,sun20i-d1-system-ldos.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner D1 System LDOs
+
+maintainers:
+ - Samuel Holland <samuel@sholland.org>
+
+description:
+ Allwinner D1 contains a pair of general-purpose LDOs which are designed to
+ supply power inside and outside the SoC. They are controlled by a register
+ within the system control MMIO space.
+
+properties:
+ compatible:
+ enum:
+ - allwinner,sun20i-d1-system-ldos
+
+ reg:
+ maxItems: 1
+
+patternProperties:
+ "^ldo[ab]$":
+ type: object
+ $ref: regulator.yaml#
+ unevaluatedProperties: false
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+...
--
2.39.2