bsp/aarch64/raspberrypi: Add C++ header guards

Adds header guards to the installed headers in raspberrypi/include/bsp

bsps/aarch64/raspberrypi/include/bsp/console.h

@@ -40,6 +40,10 @@
 #include <bspopts.h>
 #include <bsp/raspberrypi-uart.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
 #define CONSOLE_DEVICES RASPBERRYPI_CONSOLE_DEVICES
 
 #define CONSOLE_DEVICE_PORT2ENUM(port_no) UART##port_no
@@ -68,4 +72,8 @@ rtems_status_code raspberrypi_uart_init(
 
 #undef CONSOLE_DEVICE_ENUM
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_BSP_CONSOLE_H */

bsps/aarch64/raspberrypi/include/bsp/irq.h

@@ -43,8 +43,12 @@
 #include <rtems.h>
 #include <dev/irq/arm-gic-irq.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
- * @defgroup raspberrypi_interrupt Interrrupt Support
+ * @defgroup raspberrypi_interrupt Interrupt Support
  *
  * @ingroup RTEMSBSPsARMRaspberryPi
  *
@@ -106,5 +110,9 @@
 
 #define BSP_IRQ_COUNT               (BCM2835_INTC_TOTAL_IRQ)
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* ASM */
 #endif /* LIBBSP_ARM_RASPBERRYPI_IRQ_H */

bsps/aarch64/raspberrypi/include/bsp/raspberrypi-i2c.h

@@ -41,6 +41,10 @@
 #include <bsp/utility.h>
 #include <dev/i2c/i2c.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * @brief I2C controller instances on Raspberry Pi 4.
  */
@@ -89,4 +93,8 @@ rtems_status_code rpi_i2c_init(
   uint32_t                bus_clock
 );
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_I2C_H */

bsps/aarch64/raspberrypi/include/bsp/raspberrypi-pwm.h

@@ -40,6 +40,10 @@
 #include "bsp/rpi-gpio.h"
 #include "bsp/utility.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef enum { raspberrypi_pwm0, raspberrypi_pwm1 } raspberrypi_pwm_channel;
 
 typedef enum {
@@ -107,4 +111,8 @@ rtems_status_code rpi_pwm_init(
   uint32_t                data
 );
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_4_PWM_H */

bsps/aarch64/raspberrypi/include/bsp/raspberrypi-spi.h

@@ -39,6 +39,10 @@
 #include <bsp/utility.h>
 #include <bsp/rpi-gpio.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct 
 {
   uint32_t spics;
@@ -119,4 +123,8 @@ typedef enum {
  */
 rtems_status_code raspberrypi_spi_init(raspberrypi_spi_device device);
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_4_SPI_H */

bsps/aarch64/raspberrypi/include/bsp/raspberrypi-uart.h

@@ -42,6 +42,10 @@
 #include <bsp/rpi-gpio.h>
 #include <dev/serial/arm-pl011.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
  * This macro exists to serve as a common point of definition for the
  * parameters of the UARTs present in the Raspberry Pi 4. It is used in
@@ -69,4 +73,9 @@
      5, "/dev/ttyAMA4", BCM2711_UART5_BASE, BCM2711_UART5_SIZE, \
       BSP_PL011_CLOCK_FREQ, BCM2711_IRQ_PL011_UART, arm_pl011_context, \
       &arm_pl011_fns, arm_pl011_write_polled, 13, 12, GPIO_AF4)
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_BSP_RASPBERRYPI_UART_H */

bsps/aarch64/raspberrypi/include/bsp/raspberrypi.h

@@ -42,6 +42,10 @@
 #include <bspopts.h>
 #include <stdint.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * @defgroup raspberrypi_reg Register Definitions
  *
@@ -581,4 +585,8 @@
 
 /** @} */
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_ARM_RASPBERRYPI_RASPBERRYPI_H */

bsps/aarch64/raspberrypi/include/bsp/rpi-gpio.h

@@ -39,6 +39,10 @@
 #include <bspopts.h>
 #include <rtems/rtems/status.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * @brief  Raspberry Pi GPIO functions.
  */
@@ -115,4 +119,8 @@ rtems_status_code raspberrypi_gpio_set_pull(
   const raspberrypi_gpio_pull value
 );
 
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
 #endif /* LIBBSP_AARCH64_RASPBERRYPI_BSP_RPI_GPIO_H */