linux-kernel - [PATCH v4 4/5] dt-bindings: mfd: Add ADI MAX77541/MAX77540

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Message-ID: <20230201103534.108136-5-okan.sahin@analog.com>
Date:   Wed, 1 Feb 2023 13:35:17 +0300
From:   Okan Sahin <okan.sahin@...log.com>
To:     <okan.sahin@...log.com>
CC:     Lee Jones <lee@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Marcus Folkesson <marcus.folkesson@...il.com>,
        Ramona Bolboaca <ramona.bolboaca@...log.com>,
        Caleb Connolly <caleb.connolly@...aro.org>,
        ChiYuan Huang <cy_huang@...htek.com>,
        "William Breathitt Gray" <william.gray@...aro.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-iio@...r.kernel.org>
Subject: [PATCH v4 4/5] dt-bindings: mfd: Add ADI MAX77541/MAX77540

Add ADI MAX77541/MAX77540 devicetree document.

Signed-off-by: Okan Sahin <okan.sahin@...log.com>
---
 .../devicetree/bindings/mfd/adi,max77541.yaml | 87 +++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mfd/adi,max77541.yaml

diff --git a/Documentation/devicetree/bindings/mfd/adi,max77541.yaml b/Documentation/devicetree/bindings/mfd/adi,max77541.yaml
new file mode 100644
index 000000000000..91d15e9ca2e3
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/adi,max77541.yaml
@@ -0,0 +1,87 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/adi,max77541.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MAX77540/MAX77541 PMIC from ADI
+
+maintainers:
+  - Okan Sahin <okan.sahin@...log.com>
+
+description: |
+  MAX77540 is a Power Management IC with 2 buck regulators.
+
+  MAX77541 is a Power Management IC with 2 buck regulators and 1 ADC.
+
+properties:
+  compatible:
+    enum:
+      - adi,max77540
+      - adi,max77541
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  regulators:
+    $ref: /schemas/regulator/adi,max77541-regulator.yaml#
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: adi,max77540
+    then:
+      properties:
+        regulator:
+          properties:
+            compatible:
+              const: adi,max77540-regulator
+    else:
+      properties:
+        regulator:
+          properties:
+            compatible:
+              const: adi,max77541-regulator
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        pmic@69 {
+            compatible = "adi,max77541";
+            reg = <0x69>;
+            interrupt-parent = <&gpio>;
+            interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
+
+            regulators {
+                buck1 {
+                    regulator-min-microvolt = <500000>;
+                    regulator-max-microvolt = <5200000>;
+                    regulator-boot-on;
+                    regulator-always-on;
+                };
+                buck2 {
+                    regulator-min-microvolt = <500000>;
+                    regulator-max-microvolt = <5200000>;
+                    regulator-boot-on;
+                    regulator-always-on;
+                };
+            };
+        };
+    };
-- 
2.30.2