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Message-Id: <20211120155707.4019487-5-luca@lucaceresoli.net>
Date: Sat, 20 Nov 2021 16:57:02 +0100
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>,
Chanwoo Choi <cw00.choi@...sung.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
Alessandro Zummo <a.zummo@...ertech.it>,
Alexandre Belloni <alexandre.belloni@...tlin.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>,
Rob Herring <robh@...nel.org>
Subject: [PATCH v4 4/9] 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: Rob Herring <robh@...nel.org>
---
Changes in v4: none
Changes in v3:
- add 'regulators' node (Krzysztof Kozlowski, Rob Herring)
Changes in v2: none
---
.../bindings/mfd/maxim,max77714.yaml | 68 +++++++++++++++++++
MAINTAINERS | 5 ++
2 files changed, 73 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..74a6867d3c82
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/maxim,max77714.yaml
@@ -0,0 +1,68 @@
+# 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.
+
+ regulators:
+ type: object
+ additionalProperties: false
+
+ patternProperties:
+ '^(buck[0-3]|ldo[0-8])$':
+ type: object
+ unevaluatedProperties: false
+ $ref: /schemas/regulator/regulator.yaml#
+
+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 10c8ae3a8c73..8e084f9a1d9f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -11572,6 +11572,11 @@ 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
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