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#ifndef _MAX32630HSP_H_
#define _MAX32630HSP_H_

#include "mbed.h"
#include "MAX20303.h"

/**
 * @brief MAX32630HSP Board Support Library
 *
 * @details The MAX32630HSP is a rapid development application board for
 * ultra low power wearable applications.  It includes common peripherals and
 * expansion connectors all power optimized for getting the longest life from
 * the battery.  This library configures the power and I/O for the board.
 * <br>https://www.maximintegrated.com/max32630hsp
 *
 * @code
 * #include "mbed.h"
 * #include "max32630hsp.h"
 *
 * DigitalOut led1(LED1);
 * MAX32630HSP icarus(MAX32630HSP::VIO_3V3);
 *
 * // main() runs in its own thread in the OS
 * // (note the calls to Thread::wait below for delays)
 * int main()
 * {
 *     // initialize power and I/O on MAX32630HSP board
 *     icarus.init();
 *
 *     while (true) {
 *         led1 = !led1;
 *         Thread::wait(500);
 *     }
 * }
 * @endcode
 */

// Sharp LS013B7DH03 Memory Display
#define SCK_PIN     P6_1
#define MOSI_PIN    P6_2
#define CS_PIN      P6_5
#define EXTCOM_PIN  P6_4
#define DISP_PIN    P6_6
#define DISPSEL_PIN NC

class MAX32630HSP
{
public:
// max32630hsp configuration utilities

    /**
      * @brief   IO Voltage
      * @details Enumerated options for operating voltage
      */
    typedef enum {
        VIO_1V8 = 0x00,    ///< 1.8V IO voltage at headers (from BUCK2)
        VIO_3V3 = 0x01,    ///< 3.3V IO voltage at headers (from LDO2)
    } vio_t;

    /**
        * MAX32630HSP constructor.
        *
        */
    MAX32630HSP();

    /**
        * MAX32630HSP constructor.
        *
        */
    MAX32630HSP(vio_t vio);

    /**
        * MAX32630HSP destructor.
        */
    ~MAX32630HSP();

    /**
     * @brief   Initialize MAX32630HSP board
     * @details Initializes PMIC and I/O on MAX32630HSP board.
     *  Configures PMIC to enable LDO2 and LDO3 at 3.3V.
     *  Disables resisitive pulldown on MON(AIN_0)
     *  Sets default I/O voltages to 3V3 for micro SD card.
     *  Sets I/O voltage for header pins to hdrVio specified.
     * @param hdrVio I/O voltage for header pins
     * @returns 0 if no errors, -1 if error.
    */
    int init(vio_t hdrVio);

    /**
     * @brief   Sets I/O Voltage
     * @details Sets the voltage rail to be used for a given pin.
     *  VIO_1V8 selects VDDIO which is supplied by Buck2, which is set at 1.8V,
     *  VIO_3V3 selects VDDIOH which is supplied by LDO2, which is typically 3.3V/
     * @param   pin Pin whose voltage supply is being assigned.
     * @param   vio Voltage rail to be used for specified pin.
     * @returns 0 if no errors, -1 if error.
    */
    int vddioh(PinName pin, vio_t vio);

	/* Set vddio for Sharp LS013B7DH03 Display */
	void enableDisplay(void);

    /// Local I2C bus for configuring PMIC and accessing BMI160 IMU.
    I2C i2c;

    /// MAX20303 PMIC Instance
    MAX20303 max20303;
};

#endif /* _MAX32630HSP_H_ */