linux-kernel - [PATCH v3 5/6] dt-bindings: hwmon: pmbus: add ti tps25990 support

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Message-Id: <20241024-tps25990-v3-5-b6a6e9d4b506@baylibre.com>
Date: Thu, 24 Oct 2024 20:10:39 +0200
From: Jerome Brunet <jbrunet@...libre.com>
To: Jean Delvare <jdelvare@...e.com>, Guenter Roeck <linux@...ck-us.net>, 
 Jonathan Corbet <corbet@....net>, 
 Patrick Rudolph <patrick.rudolph@...ements.com>, 
 Naresh Solanki <naresh.solanki@...ements.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jerome Brunet <jbrunet@...libre.com>, 
 Delphine CC Chiu <Delphine_CC_Chiu@...ynn.com>
Cc: linux-hwmon@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-doc@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-i2c@...r.kernel.org, Conor Dooley <conor.dooley@...rochip.com>
Subject: [PATCH v3 5/6] dt-bindings: hwmon: pmbus: add ti tps25990 support

Add DT binding for the Texas Instruments TPS25990 eFuse

Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
---
 .../bindings/hwmon/pmbus/ti,tps25990.yaml          | 83 ++++++++++++++++++++++
 1 file changed, 83 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/ti,tps25990.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/ti,tps25990.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..f4115870e4509425e88c913f350789ffc8d396c2
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/pmbus/ti,tps25990.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+
+$id: http://devicetree.org/schemas/hwmon/pmbus/ti,tps25990.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Texas Instruments TPS25990 Stackable eFuse
+
+maintainers:
+  - Jerome Brunet <jbrunet@...libre.com>
+
+description:
+  The TI TPS25990 is an integrated, high-current circuit
+  protection and power management device with PMBUS interface
+
+properties:
+  compatible:
+    const: ti,tps25990
+
+  reg:
+    maxItems: 1
+
+  ti,rimon-micro-ohms:
+    description:
+      micro Ohms value of the resistance installed between the Imon pin
+      and the ground reference.
+
+  interrupts:
+    description: PMBUS SMB Alert Interrupt.
+    maxItems: 1
+
+  regulators:
+    type: object
+    description:
+      list of regulators provided by this controller.
+
+    properties:
+      vout:
+        $ref: /schemas/regulator/regulator.yaml#
+        type: object
+        unevaluatedProperties: false
+
+      gpdac1:
+        $ref: /schemas/regulator/regulator.yaml#
+        type: object
+        unevaluatedProperties: false
+
+      gpdac2:
+        $ref: /schemas/regulator/regulator.yaml#
+        type: object
+        unevaluatedProperties: false
+    additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - ti,rimon-micro-ohms
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/irq.h>
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        hw-monitor@46 {
+            compatible = "ti,tps25990";
+            reg = <0x46>;
+
+            interrupt-parent = <&gpio>;
+            interrupts = <42 IRQ_TYPE_LEVEL_LOW>;
+            ti,rimon-micro-ohms = <1370000000>;
+
+            regulators {
+                cpu0_vout: vout {
+                    regulator-name = "main_cpu0";
+                };
+            };
+        };
+    };

-- 
2.45.2