linux-kernel - [PATCH v2 5/9] dt-bindings: mfd: add Maxim MAX77714 PMIC

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Date:   Tue, 19 Oct 2021 16:59:15 +0200
From:   Luca Ceresoli <luca@...aceresoli.net>
To:     linux-kernel@...r.kernel.org
Cc:     Luca Ceresoli <luca@...aceresoli.net>,
        Lee Jones <lee.jones@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>, devicetree@...r.kernel.org,
        linux-rtc@...r.kernel.org, linux-watchdog@...r.kernel.org,
        Chiwoong Byun <woong.byun@...sung.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Randy Dunlap <rdunlap@...radead.org>
Subject: [PATCH v2 5/9] dt-bindings: mfd: add Maxim MAX77714 PMIC

Add bindings for the MAX77714 PMIC with GPIO, RTC and watchdog.

Signed-off-by: Luca Ceresoli <luca@...aceresoli.net>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>

---

Changes in v2: none
---
 .../bindings/mfd/maxim,max77714.yaml          | 58 +++++++++++++++++++
 MAINTAINERS                                   |  5 ++
 2 files changed, 63 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/mfd/maxim,max77714.yaml

diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml b/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml
new file mode 100644
index 000000000000..2b0ce3b9bc92
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/maxim,max77714.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MAX77714 PMIC with GPIO, RTC and watchdog from Maxim Integrated.
+
+maintainers:
+  - Luca Ceresoli <luca@...aceresoli.net>
+
+description: |
+  MAX77714 is a Power Management IC with 4 buck regulators, 9
+  low-dropout regulators, 8 GPIOs, RTC and watchdog.
+
+properties:
+  compatible:
+    const: maxim,max77714
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  interrupt-controller: true
+
+  "#interrupt-cells":
+    const: 2
+    description:
+      The first cell is the IRQ number, the second cell is the trigger type.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - interrupt-controller
+  - "#interrupt-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        pmic@1c {
+            compatible = "maxim,max77714";
+            reg = <0x1c>;
+            interrupt-parent = <&gpio2>;
+            interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
+
+            interrupt-controller;
+            #interrupt-cells = <2>;
+        };
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 8d118d7957d2..514ff4a735e5 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11386,6 +11386,11 @@ F:	drivers/power/supply/max77650-charger.c
 F:	drivers/regulator/max77650-regulator.c
 F:	include/linux/mfd/max77650.h
 
+MAXIM MAX77714 PMIC MFD DRIVER
+M:	Luca Ceresoli <luca@...aceresoli.net>
+S:	Maintained
+F:	Documentation/devicetree/bindings/mfd/maxim,max77714.yaml
+
 MAXIM MAX77802 PMIC REGULATOR DEVICE DRIVER
 M:	Javier Martinez Canillas <javier@...hile0.org>
 L:	linux-kernel@...r.kernel.org
-- 
2.25.1