linux-kernel - [PATCH v3 1/3] dt-bindings: max77705: add interrupt-controller node

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Message-Id: <20250912-starqltechn-correct_max77705_nodes-v3-1-4ce9f694ecd9@gmail.com>
Date: Fri, 12 Sep 2025 19:47:01 +0300
From: Dzmitry Sankouski <dsankouski@...il.com>
To: Chanwoo Choi <cw00.choi@...sung.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>, Lee Jones <lee@...nel.org>, 
 Rob Herring <robh@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>
Cc: linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, 
 Konrad Dybcio <konrad.dybcio@....qualcomm.com>, 
 Dzmitry Sankouski <dsankouski@...il.com>
Subject: [PATCH v3 1/3] dt-bindings: max77705: add interrupt-controller
 node

Add interrupt-controller node, because it has dedicated interrupt source
register, to determine which sub device triggered an interrupt.

Signed-off-by: Dzmitry Sankouski <dsankouski@...il.com>
---
 Documentation/devicetree/bindings/mfd/maxim,max77705.yaml | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml b/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml
index 0ec89f0adc64..d265c8213a08 100644
--- a/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml
+++ b/Documentation/devicetree/bindings/mfd/maxim,max77705.yaml
@@ -26,6 +26,18 @@ properties:
   interrupts:
     maxItems: 1
 
+  interrupt-controller:
+    description:
+      The driver implements an interrupt controller for the sub devices.
+      The interrupt number mapping is as follows
+      0 - charger
+      1 - topsys
+      2 - fuelgauge
+      3 - usb type-c management block.
+
+  '#interrupt-cells':
+    const: 1
+
   haptic:
     type: object
     additionalProperties: false
@@ -120,8 +132,10 @@ examples:
             reg = <0x66>;
             interrupt-parent = <&pm8998_gpios>;
             interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+            interrupt-controller;
             pinctrl-0 = <&chg_int_default>;
             pinctrl-names = "default";
+            #interrupt-cells = <1>;
 
             leds {
                 compatible = "maxim,max77705-rgb";

-- 
2.39.5