doxygen: define groups for drivers

Change-Id: Ibf6b6d8586086de5b288fee1e3b4fb1101716fe1
Signed-off-by: Anas Nashif <anas.nashif@intel.com>

include/adc.h

@@ -28,6 +28,12 @@
 #include <stdint.h>
 #include <device.h>
 
+/**
+ * @brief ADC Interface
+ * @defgroup adc_interface ADC Interface
+ * @ingroup io_interfaces
+ * @{
+ */
 /**
  * Callback type.
  * ADC_CB_DONE means sampling went fine and is over
@@ -164,4 +170,8 @@ static inline int adc_read(struct device *dev, struct adc_seq_table *seq_table)
 	return api->read(dev, seq_table);
 }
 
+/**
+ * @}
+ */
+
 #endif  /* __INCLUDE_ADC_H__ */

include/gpio.h

@@ -18,7 +18,12 @@
 
 #ifndef __GPIO_H__
 #define __GPIO_H__
-
+/**
+ * @brief GPIO Interface
+ * @defgroup gpio_interface GPIO Interface
+ * @ingroup io_interfaces
+ * @{
+ */
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -273,4 +278,8 @@ static inline int gpio_resume(struct device *port)
 }
 #endif
 
+/**
+ * @}
+ */
+
 #endif /* __GPIO_H__ */

include/i2c.h

@@ -18,6 +18,13 @@
 #ifndef __DRIVERS_I2C_H
 #define __DRIVERS_I2C_H
 
+/**
+ * @brief I2C Interface
+ * @defgroup i2c_interface I2C Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -267,4 +274,9 @@ static inline int i2c_resume(struct device *dev)
 }
 #endif
 
+/**
+ * @}
+ */
+
+
 #endif /* __DRIVERS_I2C_H */

include/ipi.h

@@ -19,6 +19,13 @@
 #ifndef __INCipih
 #define __INCipih
 
+/**
+ * @brief IPI Interface
+ * @defgroup ipi_interface IPI Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #include <nanokernel.h>
 #include <device.h>
 
@@ -161,5 +168,7 @@ static inline int ipi_set_enabled(struct device *ipidev, int enable)
 	return api->set_enabled(ipidev, enable);
 }
 
-
+/**
+ * @}
+ */
 #endif /* __INCipih */

include/pinmux.h

@@ -18,6 +18,13 @@
 #ifndef __INCLUDE_PINMUX_H
 #define __INCLUDE_PINMUX_H
 
+/**
+ * @brief Pinmux Interface
+ * @defgroup pinmux_interface Pinmux Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #include <stdint.h>
 #include <device.h>
 
@@ -57,4 +64,8 @@ static inline uint32_t pinmux_get_pin(struct device *dev,
 	return api->get(dev, pin, func);
 }
 
+/**
+ *
+ * @}
+ */
 #endif /* __INCLUDE_PINMUX_H */

include/pwm.h

@@ -22,6 +22,13 @@
 #ifndef __PWM_H__
 #define __PWM_H__
 
+/**
+ * @brief PWM Interface
+ * @defgroup pwm_interface PWM Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -194,4 +201,8 @@ static inline int pwm_resume(struct device *dev)
 }
 #endif
 
+/**
+ * @}
+ */
+
 #endif /* __PWM_H__ */

include/spi.h

@@ -19,6 +19,13 @@
 #ifndef __SPI_H__
 #define __SPI_H__
 
+/**
+ * @brief SPI Interface
+ * @defgroup spi_interface SPI Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #include <stdint.h>
 #include <stddef.h>
 #include <device.h>
@@ -213,4 +220,8 @@ static inline int spi_resume(struct device *dev)
 }
 #endif
 
+/**
+ * @}
+ */
+
 #endif /* __SPI_H__ */

include/uart.h

@@ -19,6 +19,13 @@
 #ifndef __INCuarth
 #define __INCuarth
 
+/**
+ * @brief UART Interface
+ * @defgroup uart_interface UART Interface
+ * @ingroup io_interfaces
+ * @{
+ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -415,4 +422,8 @@ static inline unsigned int uart_irq_get(struct device *dev)
 }
 #endif
 
+/**
+ * @}
+ */
+
 #endif /* __INCuarth */