Diff: platform/MAX20303.cpp

Revision:

2:d88f88b90c8e

Parent:

1:f875283d1530

Child:

3:b8989dab0f88

diff -r f875283d1530 -r d88f88b90c8e platform/MAX20303.cpp
--- a/platform/MAX20303.cpp	Mon Mar 18 10:27:25 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,367 +0,0 @@
-/*******************************************************************************
- * Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
- * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
- * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Except as contained in this notice, the name of Maxim Integrated
- * Products, Inc. shall not be used except as stated in the Maxim Integrated
- * Products, Inc. Branding Policy.
- *
- * The mere transfer of this software does not imply any licenses
- * of trade secrets, proprietary technology, copyrights, patents,
- * trademarks, maskwork rights, or any other form of intellectual
- * property whatsoever. Maxim Integrated Products, Inc. retains all
- * ownership rights.
- *******************************************************************************
- */
-
-
-#include "MAX20303.h"
-
-
-
-//******************************************************************************
-MAX20303::MAX20303(I2C *i2c):
-	m_i2c(i2c), m_writeAddress(MAX20303_SLAVE_WR_ADDR),
-	m_readAddress(MAX20303_SLAVE_RD_ADDR)
-{
-}
-
-
-//******************************************************************************
-MAX20303::~MAX20303(void)
-{
-  //empty block
-}
-
-
-//******************************************************************************
-int MAX20303::LDO1Config()
-{
-	int32_t ret = 0;
-	uint8_t val;
-//	ret |= writeReg(MAX20303::REG_AP_CMDOUT, 0x40);
-//	ret |= writeReg(MAX20303::REG_AP_DATOUT0, 0x05);
-//	ret |= writeReg(MAX20303::REG_AP_DATOUT1, 0x34);
-//
-//	readReg(MAX20303::REG_AP_CMDOUT, val);
-//	readReg(MAX20303::REG_AP_DATOUT0, val);
-//	readReg(MAX20303::REG_AP_DATOUT1, val);
-	appcmdoutvalue_ = 0x40;
-	appdatainoutbuffer_[0] = 0x05;
-	appdatainoutbuffer_[1] = 0x34;
-	AppWrite(2);
-
-	return ret;
-}
-
-//******************************************************************************
-int MAX20303::LDO2Config()
-{
-	int32_t ret = 0;
-	uint8_t val;
-	appcmdoutvalue_ = 0x42;
-	appdatainoutbuffer_[0] = 0x01;
-	appdatainoutbuffer_[1] = 0x15;     // 0.9V + (0.1V * number)   =  3V
-	AppWrite(2);
-
-	return ret;
-}
-
-
-//******************************************************************************
-int MAX20303::writeReg(registers_t reg, uint8_t value)
-{
-	int32_t ret;
-
-	char cmdData[2] = {reg, value};
-
-	ret = m_i2c->write(m_writeAddress, cmdData, sizeof(cmdData));
-	//printf("MAX20303 write reg[0x%X]=0x%X, ret=%d\r\n", (uint32_t)reg, value, ret)
-
-	if (ret != 0)
-		return MAX20303_ERROR;
-
-	return MAX20303_NO_ERROR;
-}
-
-
-//******************************************************************************
-int MAX20303::readReg(registers_t reg, uint8_t &value)
-{
-	int32_t ret;
-
-	char data = reg;
-
-	ret = m_i2c->write(m_writeAddress, &data, sizeof(data));
-	if (ret != 0) {
-		printf("%s - failed - ret: %d\n", __func__);
-		return MAX20303_ERROR;
-	}
-
-	ret = m_i2c->read(m_readAddress, &data, sizeof(data));
-	if (ret != 0) {
-		printf("%s - failed - ret: %d\n", __func__);
-		return MAX20303_ERROR;
-	}
-
-	value = data;
-	printf("MAX20303 read reg[0x%X]=0x%X, ret=%d\r\n", (uint32_t)reg, value, ret);
-	return MAX20303_NO_ERROR;
-}
-
-//******************************************************************************
-int MAX20303::readRegMulti(registers_t reg, uint8_t *value, uint8_t len){
-	int32_t ret;
-	char data = reg;
-
-	ret = m_i2c->write(m_writeAddress, &data, sizeof(data));
-	if (ret != 0) {
-		printf("%s - failed - ret: %d\n", __func__);
-		return MAX20303_ERROR;
-	}
-
-	ret = m_i2c->read(m_readAddress, (char *)value, len);
-	if (ret != 0) {
-		printf("%s - failed - ret: %d\n", __func__);
-		return MAX20303_ERROR;
-	}
-
-	printf("MAX20303 read reg[0x%X]=0x%X, ret=%d\r\n", (uint32_t)reg, value, ret);
-	return MAX20303_NO_ERROR;
-}
-
-//******************************************************************************
-int MAX20303::writeRegMulti(registers_t reg, uint8_t *value, uint8_t len){
-	int32_t ret;
-	i2cbuffer_[0] = reg;
-	memcpy(&i2cbuffer_[1], value, len);
-
-	ret = m_i2c->write(m_writeAddress, (char *)i2cbuffer_, (len+1));
-	//printf("MAX20303 write reg[0x%X]=0x%X, ret=%d\r\n", (uint32_t)reg, value, ret)
-
-	if (ret != 0)
-		return MAX20303_ERROR;
-
-	return MAX20303_NO_ERROR;
-}
-//******************************************************************************
-int MAX20303::mv2bits(int mV)
-{
-    int regBits;
-
-    if (( MAX20303_LDO_MIN_MV <= mV) && (mV <= MAX20303_LDO_MAX_MV)) {
-        regBits = (mV -  MAX20303_LDO_MIN_MV) /  MAX20303_LDO_STEP_MV;
-    } else {
-        return -1;
-    }
-
-    return regBits;
-}
-//******************************************************************************
-int MAX20303::PowerOffthePMIC(){
-	int ret;
-	appdatainoutbuffer_[0] = 0xB2;
-	appcmdoutvalue_ = 0x80;
-	ret = AppWrite(1);
-
-	if(appcmdoutvalue_ != 0x80){
-		ret |= MAX20303_ERROR;
-	}
-
-	return ret;
-}
-//******************************************************************************
-int MAX20303::PowerOffDelaythePMIC(){
-	int ret;
-	appdatainoutbuffer_[0] = 0xB2;
-	appcmdoutvalue_ = 0x84;
-	ret = AppWrite(1);
-
-	if(appcmdoutvalue_ != 0x80){
-		ret |= MAX20303_ERROR;
-	}
-
-	return ret;
-}
-
-//******************************************************************************
-int MAX20303::SoftResetthePMIC(){
-	int ret;
-	appdatainoutbuffer_[0] = 0xB3;
-	appcmdoutvalue_ = 0x81;
-	ret = AppWrite(1);
-
-	if(appcmdoutvalue_ != 0x81){
-		ret |= MAX20303_ERROR;
-	}
-
-	return ret;
-}
-//******************************************************************************
-int MAX20303::HardResetthePMIC(){
-	int ret;
-	appdatainoutbuffer_[0] = 0xB4;
-	appcmdoutvalue_ = 0x82;
-	ret = AppWrite(1);
-
-	if(appcmdoutvalue_ != 0x82){
-		ret |= MAX20303_ERROR;
-	}
-
-	return ret;
-}
-
-//******************************************************************************
-int MAX20303::AppWrite(uint8_t dataoutlen){
-	int ret;
-
-	ret = writeRegMulti(MAX20303::REG_AP_DATOUT0, appdatainoutbuffer_, dataoutlen);
-	ret |= writeReg(MAX20303::REG_AP_CMDOUT, appcmdoutvalue_);
-	wait_ms(10);
-	ret |= readReg(MAX20303::REG_AP_RESPONSE, appcmdoutvalue_);
-
-	if(ret != 0)
-		return MAX20303_ERROR;
-
-	return MAX20303_NO_ERROR;
-}
-
-
-//******************************************************************************
-int MAX20303::AppRead(uint8_t datainlen){
-	int ret;
-
-	ret = writeReg(MAX20303::REG_AP_CMDOUT, appcmdoutvalue_);
-	wait_ms(10);
-	ret |= readRegMulti(MAX20303::REG_AP_RESPONSE, i2cbuffer_, datainlen);
-	if(ret != 0)
-		return MAX20303_ERROR;
-
-	return MAX20303_NO_ERROR;
-}
-
-//******************************************************************************
-char MAX20303::CheckPMICHWID(){
-	int ret;
-	uint8_t value = 0x00;
-
-	ret = readReg(MAX20303::REG_HARDWARE_ID, value);
-	if(ret != MAX20303_NO_ERROR)
-		return false;
-
-	if(value == 0x02)
-		return true;
-	else
-		return false;
-}
-
-//******************************************************************************
-int MAX20303::CheckPMICStatusRegisters(unsigned char buf_results[5]){
-	int ret;
-	ret  = readReg(MAX20303::REG_STATUS0, buf_results[0]);
-	ret |= readReg(MAX20303::REG_STATUS1, buf_results[1]);
-	ret |= readReg(MAX20303::REG_STATUS2, buf_results[2]);
-	ret |= readReg(MAX20303::REG_STATUS3, buf_results[3]);
-	ret |= readReg(MAX20303::REG_SYSTEM_ERROR, buf_results[4]);
-	return ret;
-}
-
-//******************************************************************************
-int MAX20303::Max20303_BatteryGauge(unsigned char *batterylevel){
-    int ret;
-    char data[2];
-
-    data[0] = 0x04;
-    ret = m_i2c->write(MAX20303_I2C_ADDR_FUEL_GAUGE, data, 1);
-    if(ret != 0){
-        printf("Max20303_FuelGauge has failed\r\n");
-    }
-
-    ret = m_i2c->read(MAX20303_I2C_ADDR_FUEL_GAUGE | 1, data, 2);
-    if(ret != 0){
-        printf("Max20303_FuelGauge has failed\r\n");
-    }
-
-    // if the level is more than 100 assume the battery is not connected
-    if(data[0] > 100){
-        *batterylevel = 0;
-    } else{
-
-        *batterylevel = data[0];
-    }
-    return 0;
-}
-
-
-//******************************************************************************
-int MAX20303::led0on(char enable) {
-
-	if(enable)
-		return writeReg(REG_LED0_DIRECT, 0x21);
-	else
-		return writeReg(REG_LED0_DIRECT, 0x01);
-}
-
-//******************************************************************************
-int MAX20303::led1on(char enable) {
-	if(enable)
-		return writeReg(REG_LED1_DIRECT, 0x21);
-	else
-		return writeReg(REG_LED1_DIRECT, 0x01);
-}
-
-//******************************************************************************
-int MAX20303::led2on(char enable) {
-	if(enable)
-		return writeReg(REG_LED2_DIRECT, 0x21);
-	else
-		return writeReg(REG_LED2_DIRECT, 0x01);
-}
-
-
-//******************************************************************************
-int MAX20303::BoostEnable(void) {
-	writeReg(REG_AP_DATOUT3, 0x00);	// 00 : 5V
-	writeReg(REG_AP_DATOUT0, 0x01);	// Boost Enabled
-	writeReg(REG_AP_CMDOUT, 0x30);
-	return MAX20303_NO_ERROR;
-}
-
-//******************************************************************************
-int MAX20303::BuckBoostEnable(void)
-{
-	int ret = 0;
-
-	ret |= writeReg( REG_AP_DATOUT0,  0x00);    // Reserved = 0x00
-	ret |= writeReg( REG_AP_DATOUT1,  0x04);    // BBstlSet = 0b'100   Buck Boost Peak current Limit = 200mA
-	ret |= writeReg( REG_AP_DATOUT2,  0x19);    // BBstVSet = 0b'11001  Buck Boost Output Voltage = 5V
-	ret |= writeReg( REG_AP_DATOUT3,  0x01);    // BBstRipRed = 1 Ripple Reduction
-	// BBstAct    = 1 Actively discharged in Hard-Reset or Enable Low
-	// BBstPas    = 1 Passively discharged in Hard-Reset or Enable Low
-	// BBstMd     = 1 Damping Enabled
-	// BBstInd    = 0  Inductance is 4.7uH
-	// BBstEn     = 0b'01 Enabled
-	ret |= writeReg( REG_AP_CMDOUT, 0x70);
-	if (ret != 0)
-		return MAX20303_ERROR;
-
-	return MAX20303_NO_ERROR;
-}
-