overlays: Add TCS3472 and VEML6040 support

Extend the i2c-sensor overlay with support for the VEML6040 and TCS3472
family of light sensors.

Link: #6446

Signed-off-by: Phil Elwell <phil@raspberrypi.com>

Author: pelwell

arch/arm/boot/dts/overlays/README

@@ -2499,12 +2499,18 @@ Params: addr                    Set the address for the ADT7410, BH1750, BME280,
         sgp30                   Select the Sensirion SGP30 VOC sensor.
                                 Fixed address 0x58.
 
+        tcs3472                 Select the AMS TAOS TCS3472 family of RGBW light
+                                sensors.
+                                Valid addresses 0x48-0x4b, default 0x48 XXX
+
         tmp102                  Select the Texas Instruments TMP102 temp sensor
                                 Valid addresses 0x48-0x4b, default 0x48
 
         tsl4531                 Select the AMS TSL4531 digital ambient light
                                 sensor
 
+        veml6040                Select the Vishay VEML6040 RGBW light sensor
+
         veml6070                Select the Vishay VEML6070 ultraviolet light
                                 sensor
 

arch/arm/boot/dts/overlays/i2c-sensor-common.dtsi

@@ -581,6 +581,39 @@
 		};
 	};
 
+	fragment@40 {
+		target = <&i2cbus>;
+		__dormant__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			tcs3472: tcs3472@29 {
+				compatible = "amstaos,tcs3472";
+				reg = <0x29>;
+				interrupt-parent = <&gpio>;
+				interrupts = <4 IRQ_TYPE_EDGE_RISING>;
+				pinctrl-0 = <&int_pins>;
+				pinctrl-names = "default";
+			};
+		};
+	};
+
+	fragment@41 {
+		target = <&i2cbus>;
+		__dormant__ {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "okay";
+
+			veml6040: veml6040@10 {
+				compatible = "vishay,veml6040";
+				reg = <0x10>;
+				status = "okay";
+			};
+		};
+	};
+
 	fragment@99 {
 		target = <&gpio>;
 		__dormant__ {
@@ -631,6 +664,8 @@
 		hts221 = <0>,"+35+99";
 		veml6075 = <0>,"+36";
 		as73211 = <0>,"+38+99";
+		tcs3472 = <0>,"+40+99";
+		veml6040 = <0>,"+41";
 
 		addr =	<&bme280>,"reg:0", <&bmp280>,"reg:0", <&tmp102>,"reg:0",
 			<&lm75>,"reg:0", <&hdc100x>,"reg:0", <&sht3x>,"reg:0",
@@ -647,7 +682,8 @@
 			<&mpu6050>, "interrupts:0",
 			<&mpu9250>, "interrupts:0",
 			<&hts221>, "interrupts:0",
-			<&as73211>, "interrupts:0";
+			<&as73211>, "interrupts:0",
+			<&tcs3472>, "interrupts:0";
 		no_timeout = <&jc42>, "smbus-timeout-disable?";
 		reset_pin = <&bno055>,"reset-gpios:4", <0>,"+30";
 	};