include: add missing devicetree.h include

Some files make use of DT APIs without including devicetree.h.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>

boards/arm/lpcxpresso55s69/pinmux.c

@@ -4,6 +4,7 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
 #include <fsl_common.h>
 #include <fsl_iocon.h>
 #include <soc.h>

boards/arm/mimxrt685_evk/init.c

@@ -4,6 +4,7 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
 #include <fsl_device_registers.h>
 
 static int mimxrt685_evk_init(const struct device *dev)

drivers/gpio/gpio_ite_it8xxx2.c

@@ -6,6 +6,7 @@
  */
 #include <errno.h>
 #include <zephyr/device.h>
+#include <zephyr/devicetree.h>
 #include <zephyr/drivers/gpio.h>
 #include <zephyr/dt-bindings/gpio/ite-it8xxx2-gpio.h>
 #include <zephyr/dt-bindings/interrupt-controller/ite-intc.h>

soc/arm/nxp_imx/mcimx7_m4/soc.c

@@ -7,6 +7,7 @@
 #include <zephyr/init.h>
 #include <soc.h>
 #include <zephyr/dt-bindings/rdc/imx_rdc.h>
+#include <zephyr/devicetree.h>
 #include "wdog_imx.h"
 
 /* Initialize clock. */

soc/arm/nxp_imx/rt5xx/soc.c

@@ -13,6 +13,7 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
 #include <soc.h>
 #include "flash_clock_setup.h"
 #include "fsl_power.h"

soc/riscv/riscv-privilege/sifive-freedom/fe310_clock.c

@@ -6,6 +6,7 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
 #include "fe310_prci.h"
 
 #define CORECLK_HZ (DT_PROP(DT_NODELABEL(coreclk), clock_frequency))

soc/riscv/riscv-privilege/sifive-freedom/fu540_clock.c

@@ -5,6 +5,7 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
 #include "fu540_prci.h"
 
 BUILD_ASSERT(MHZ(1000) == DT_PROP(DT_NODELABEL(coreclk), clock_frequency),

soc/riscv/riscv-privilege/sifive-freedom/fu740_clock.c

@@ -5,6 +5,8 @@
  */
 
 #include <zephyr/init.h>
+#include <zephyr/devicetree.h>
+
 #include "fu740_prci.h"
 
 BUILD_ASSERT(MHZ(1000) == DT_PROP(DT_NODELABEL(coreclk), clock_frequency),