From 2fc032ec1de485c64d8561dc7fa0de3f7acf147d Mon Sep 17 00:00:00 2001
From: Jerome Brunet <jbrunet@baylibre.com>
Date: Tue, 5 Nov 2024 18:58:43 +0100
Subject: [PATCH] dt-bindings: hwmon: pmbus: add ti tps25990 support
Add DT binding for the Texas Instruments TPS25990 eFuse
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Message-ID: <20241105-tps25990-v4-6-0e312ac70b62@baylibre.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
---
.../bindings/hwmon/pmbus/ti,tps25990.yaml | 83 +++++++++++++++++++
MAINTAINERS | 6 ++
2 files changed, 89 insertions(+)
create mode 100644 Documentation/devicetree/bindings/hwmon/pmbus/ti,tps25990.yaml
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 0000000000000..f4115870e4509
--- /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@baylibre.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";
+ };
+ };
+ };
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 91f7552b36094..03ed02bd7e4f8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -22879,6 +22879,12 @@ F: include/linux/dma/k3-udma-glue.h
F: include/linux/dma/ti-cppi5.h
X: drivers/dma/ti/cppi41.c
+TEXAS INSTRUMENTS TPS25990 HARDWARE MONITOR DRIVER
+M: Jerome Brunet <jbrunet@baylibre.com>
+L: linux-hwmon@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/hwmon/pmbus/ti,tps25990.yaml
+
TEXAS INSTRUMENTS TPS23861 PoE PSE DRIVER
M: Robert Marko <robert.marko@sartura.hr>
M: Luka Perkov <luka.perkov@sartura.hr>
--
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