max32630fthr.cpp

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00033 
00034 #include "mbed.h"
00035 #include "max3263x.h"
00036 #include "ioman_regs.h"
00037 #include "PinNames.h"
00038 #include "max32630fthr.h"
00039 
00040 //******************************************************************************
00041 MAX32630FTHR::MAX32630FTHR() : i2c(P5_7, P6_0), max14690(&i2c)
00042 {
00043 }
00044 
00045 //******************************************************************************
00046 MAX32630FTHR::MAX32630FTHR(vio_t vio) : i2c(P5_7, P6_0), max14690(&i2c)
00047 {
00048     init(vio);
00049 }
00050 
00051 //******************************************************************************
00052 MAX32630FTHR::~MAX32630FTHR()
00053 {
00054 }
00055 
00056 //******************************************************************************
00057 int MAX32630FTHR::init(vio_t hdrVio)
00058 {
00059     // Override the default values
00060     max14690.ldo2Millivolts = 3300;
00061     max14690.ldo3Millivolts = 3300;
00062     max14690.ldo2Mode = MAX14690::LDO_ENABLED;
00063     max14690.ldo3Mode = MAX14690::LDO_ENABLED;
00064     max14690.monCfg = MAX14690::MON_HI_Z;
00065     // Note that writing the local value does directly affect the part
00066     // The buck-boost regulator will remain off until init is called
00067 
00068     // Call init to apply all settings to the PMIC
00069     if (max14690.init() == MAX14690_ERROR) {
00070         printf("Error initializing MAX14690");
00071     }
00072 
00073     // Set micro SD card pins to 3.3V
00074     vddioh(P0_4, VIO_3V3);
00075     vddioh(P0_5, VIO_3V3);
00076     vddioh(P0_6, VIO_3V3);
00077     vddioh(P0_7, VIO_3V3);
00078     // Set LED pins to 3.3V
00079     vddioh(P2_4, VIO_3V3);
00080     vddioh(P2_5, VIO_3V3);
00081     vddioh(P2_6, VIO_3V3);
00082     // Set header pins to hdrVio
00083     vddioh(P3_0, hdrVio);
00084     vddioh(P3_1, hdrVio);
00085     vddioh(P3_2, hdrVio);
00086     vddioh(P3_3, hdrVio);
00087     vddioh(P3_4, hdrVio);
00088     vddioh(P3_5, hdrVio);
00089     vddioh(P4_0, hdrVio);
00090     vddioh(P4_1, hdrVio);
00091     vddioh(P4_2, hdrVio);
00092     vddioh(P4_3, hdrVio);
00093     vddioh(P4_4, hdrVio);
00094     vddioh(P4_5, hdrVio);
00095     vddioh(P4_6, hdrVio);
00096     vddioh(P4_7, hdrVio);
00097     vddioh(P5_0, hdrVio);
00098     vddioh(P5_1, hdrVio);
00099     vddioh(P5_2, hdrVio);
00100     vddioh(P5_3, hdrVio);
00101     vddioh(P5_4, hdrVio);
00102     vddioh(P5_5, hdrVio);
00103     vddioh(P5_6, hdrVio);
00104 
00105     return 0;
00106 }
00107 
00108 //******************************************************************************
00109 int MAX32630FTHR::vddioh(PinName pin, vio_t vio)
00110 {
00111     __IO uint32_t *use_vddioh = &((mxc_ioman_regs_t *)MXC_IOMAN)->use_vddioh_0;
00112 
00113     if (pin == NOT_CONNECTED) {
00114         return -1;
00115     }
00116 
00117     use_vddioh += PINNAME_TO_PORT(pin) >> 2;
00118     if (vio) {
00119         *use_vddioh |= (1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
00120     } else {
00121         *use_vddioh &= ~(1 << (PINNAME_TO_PIN(pin) + ((PINNAME_TO_PORT(pin) & 0x3) << 3)));
00122     }
00123 
00124     return 0;
00125 }