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Poking I2C

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This commit is contained in:
Ben V. Brown
2022-04-02 21:36:34 +11:00
parent 4cacc063d3
commit bf4e57f7a3
240 changed files with 91264 additions and 45415 deletions
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43
source/Core/BSP/Magic/I2C_Wrapper.cpp
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@@ -7,6 +7,10 @@
#include "BSP.h"
#include "IRQ.h"
#include "Setup.h"
extern "C" {
#include "bl702_glb.h"
#include "bl702_i2c.h"
}
#include <I2C_Wrapper.hpp>
SemaphoreHandle_t FRToSI2C::I2CSemaphore = nullptr;
@@ -27,7 +31,18 @@ uint8_t FRToSI2C::I2C_RegisterRead(uint8_t add, uint8_t reg) {
bool FRToSI2C::Mem_Read(uint16_t DevAddress, uint16_t read_address, uint8_t *p_buffer, uint16_t number_of_byte) {
if (!lock())
return false;
bool res = false; // perform_i2c_transaction(DevAddress, read_address, p_buffer, number_of_byte, false, false);
I2C_Transfer_Cfg i2cCfg = {0, DISABLE, 0, 0, 0, 0};
BL_Err_Type err = ERROR;
i2cCfg.slaveAddr = DevAddress;
i2cCfg.stopEveryByte = DISABLE;
i2cCfg.subAddr = read_address;
i2cCfg.dataSize = number_of_byte;
i2cCfg.data = p_buffer;
i2cCfg.subAddrSize = 1; // one byte address
err = I2C_MasterReceiveBlocking(I2C0_ID, &i2cCfg);
bool res = err == SUCCESS;
if (!res) {
I2C_Unstick();
}
@@ -38,7 +53,18 @@ bool FRToSI2C::Mem_Read(uint16_t DevAddress, uint16_t read_address, uint8_t *p_b
bool FRToSI2C::Mem_Write(uint16_t DevAddress, uint16_t MemAddress, uint8_t *p_buffer, uint16_t number_of_byte) {
if (!lock())
return false;
bool res = false; // perform_i2c_transaction(DevAddress, MemAddress, p_buffer, number_of_byte, true, false);
I2C_Transfer_Cfg i2cCfg = {0, DISABLE, 0, 0, 0, 0};
BL_Err_Type err = ERROR;
i2cCfg.slaveAddr = DevAddress;
i2cCfg.stopEveryByte = DISABLE;
i2cCfg.subAddr = MemAddress;
i2cCfg.dataSize = number_of_byte;
i2cCfg.data = p_buffer;
i2cCfg.subAddrSize = 1; // one byte address
err = I2C_MasterSendBlocking(I2C0_ID, &i2cCfg);
bool res = err == SUCCESS;
if (!res) {
I2C_Unstick();
}
@@ -80,7 +106,18 @@ bool FRToSI2C::wakePart(uint16_t DevAddress) {
// wakepart is a special case where only the device address is sent
if (!lock())
return false;
bool res = false; // perform_i2c_transaction(DevAddress, 0, NULL, 0, false, true);
I2C_Transfer_Cfg i2cCfg = {0, DISABLE, 0, 0, 0, 0};
BL_Err_Type err = ERROR;
i2cCfg.slaveAddr = DevAddress;
i2cCfg.stopEveryByte = DISABLE;
i2cCfg.subAddr = 0;
i2cCfg.dataSize = 0;
i2cCfg.data = 0;
i2cCfg.subAddrSize = 0; // one byte address
err = I2C_MasterReceiveBlocking(I2C0_ID, &i2cCfg);
bool res = err == SUCCESS;
if (!res) {
I2C_Unstick();
}