boards: arm: add i3g4250d gyro to stm32f3_disco_E

The gyro i3g4250d is added to the device tree of stm32f3_disco rev. E
and a yaml file for this revision to use in twister is added.

Signed-off-by: Jonathan Hahn <Jonathan.Hahn@t-online.de>

boards/arm/stm32f3_disco/stm32f3_disco_E.overlay

@@ -5,8 +5,8 @@
  */
 
 &i2c1 {
-    /delete-node/ lsm303dlhc-magn@1e;
-    /delete-node/ lsm303dlhc-accel@19;
+	/delete-node/ lsm303dlhc-magn@1e;
+	/delete-node/ lsm303dlhc-accel@19;
 
 	lsm303agr-magn@1e {
 		compatible = "st,lis2mdl", "st,lsm303agr-magn";
@@ -14,7 +14,7 @@
 		label = "LSM303AGR-MAGN";
 	};
 
-    lsm303agr-accel@19 {
+	lsm303agr-accel@19 {
 		compatible = "st,lis2dh", "st,lsm303agr-accel";
 		reg = <0x19>;
 		irq-gpios = <&gpioe 4 GPIO_ACTIVE_HIGH>,
@@ -22,3 +22,13 @@
 		label = "LSM303AGR-ACCEL";
 	};
 };
+
+&spi1 {
+	cs-gpios = <&gpioe 3 GPIO_ACTIVE_LOW>;
+	i3g4250d@0 {
+		compatible = "st,i3g4250d";
+		reg = <0>;
+		spi-max-frequency = <1000000>;
+		label = "I3G4250D";
+	};
+};

boards/arm/stm32f3_disco/stm32f3_disco_E.yaml

@@ -0,0 +1,22 @@
+identifier: stm32f3_disco@E
+name: ST STM32F3 Discovery rev E
+type: mcu
+arch: arm
+toolchain:
+  - zephyr
+  - gnuarmemb
+  - xtools
+ram: 40
+supported:
+  - gpio
+  - i2c
+  - counter
+  - spi
+  - watchdog
+  - usb_device
+  - i3g4250d
+  - nvs
+  - can
+  - pwm
+  - adc
+  - dac