From 265686b266c12981e981a941c0238fb1946c99bb Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Wed, 8 Oct 2025 22:39:15 +0100
Subject: [PATCH] overlays: i2c-sensor: Add tmp117 support

Add support for the TMP117 temperature sensor to the i2c-sensor
overlay.

See: https://github.com/raspberrypi/linux/issues/7077

Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
 arch/arm/boot/dts/overlays/README             |  3 ++
 .../boot/dts/overlays/i2c-sensor-common.dtsi  | 31 ++++++++++++++++++-
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
index d8f330647874..35178da3e5a7 100644
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -2603,6 +2603,9 @@ Params: addr                    Set the address for the ADS7828, ADS7830,
         tmp102                  Select the Texas Instruments TMP102 temp sensor
                                 Valid addresses 0x48-0x4b, default 0x48
 
+        tmp117                  Select the Texas Instruments TMP117 temp sensor
+                                Valid addresses 0x48-0x4b, default 0x48
+
         tsl4531                 Select the AMS TSL4531 digital ambient light
                                 sensor
 
diff --git a/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi b/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi
index 399a60527aff..534ed3e28f3d 100755
--- a/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi
+++ b/arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi
@@ -835,6 +835,34 @@
 		};
 	};
 
+	fragment@54 {
+		target = <&i2cbus>;
+		__dormant__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			tmp117: tmp117@48 {
+				compatible = "ti,tmp117";
+				reg = <0x48>;
+				vcc-supply = <&reg_3v3>;
+			};
+		};
+	};
+
+	fragment@98 {
+		target-path = "/";
+		__dormant__ {
+			reg_3v3: i2c-sensor-reg-3v3 {
+				compatible = "regulator-fixed";
+				regulator-name = "i2c_sensor_reg_3v3";
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
+			};
+		};
+	};
+
 	fragment@99 {
 		target = <&gpio>;
 		__dormant__ {
@@ -901,6 +929,7 @@
 		veml6035 = <0>,"+51+99";
 		veml7700 = <0>,"+52";
 		veml3235 = <0>,"+53";
+		tmp117 = <0>,"+54+98";
 
 		addr =	<&bme280>,"reg:0", <&bmp280>,"reg:0", <&tmp102>,"reg:0",
 			<&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
@@ -915,7 +944,7 @@
 			<&as7331>,"reg:0", <&adxl345>,"reg:0",
 			<&ads7828>,"reg:0", <&ads7830>,"reg:0",
 			<&adxl355>,"reg:0", <&bmp58x>,"reg:0",
-			<&veml6030>,"reg:0";
+			<&veml6030>,"reg:0", <&tmp117>,"reg:0";
 		int_pin = <&int_pins>, "brcm,pins:0",
 			<&int_pins>, "reg:0",
 			<&max30102>, "interrupts:0",