Merge pull request #13 from bcmi-labs/rgb-pins

unoq: Add RGB pins to Uno Q variant

Author: sebromero

cores/arduino/Arduino.h

@@ -37,6 +37,11 @@
 #undef DIGITAL_PIN_CHECK_UNIQUE
 #endif
 
+// Helper macro to get Arduino pin number from device tree alias
+#define DIGITAL_PIN_GPIOS_FIND_NODE(node)                                                          \
+    DIGITAL_PIN_GPIOS_FIND_PIN(DT_REG_ADDR(DT_PHANDLE_BY_IDX(node, gpios, 0)),                     \
+                               DT_PHA_BY_IDX(node, gpios, 0, pin))
+
 #ifndef LED_BUILTIN
 
 /* Return the index of it if matched, oterwise return 0 */

variants/b_u585i_iot02a_stm32u585xx/b_u585i_iot02a_stm32u585xx.overlay

@@ -11,6 +11,40 @@
 		zephyr,bt-hci = &usart1; // TODO remove
 		zephyr,camera = &dcmi;
 	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led3_red: led3_red {
+			gpios = <&gpioh 10 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 3 Red";
+		};
+
+		led3_green: led3_green {
+			gpios = <&gpioh 11 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 3 Green";
+		};
+
+		led3_blue: led3_blue {
+			gpios = <&gpioh 12 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 3 Blue";
+		};
+
+		led4_red: led4_red {
+			gpios = <&gpioh 13 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 4 Red";
+		};
+
+		led4_green: led4_green {
+			gpios = <&gpioh 14 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 4 Green";
+		};
+
+		led4_blue: led4_blue {
+			gpios = <&gpioh 15 GPIO_ACTIVE_LOW>;
+			label = "RGB LED 4 Blue";
+		};
+	};
 };
 
 

variants/b_u585i_iot02a_stm32u585xx/variant.h

@@ -19,3 +19,12 @@
 #define AR_INTERNAL1V8      4
 #define AR_EXTERNAL         5
 #define AR_INTERNAL         AR_INTERNAL2V5
+
+// RGB LEDs Pin Map
+#define LED3_R DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led3_red))
+#define LED3_G DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led3_green))
+#define LED3_B DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led3_blue))
+
+#define LED4_R DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led4_red))
+#define LED4_G DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led4_green))
+#define LED4_B DIGITAL_PIN_GPIOS_FIND_NODE(DT_NODELABEL(led4_blue))