| /* |
| * Copyright (c) 2013-2016 ARM Limited. All rights reserved. |
| * Copyright (c) 2016, Freescale Semiconductor, Inc. Not a Contribution. |
| * Copyright 2016-2017 NXP. Not a Contribution. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed under the Apache License, Version 2.0 (the License); you may |
| * not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "fsl_i2c_cmsis.h" |
| |
| /* Component ID definition, used by tools. */ |
| #ifndef FSL_COMPONENT_ID |
| #define FSL_COMPONENT_ID "platform.drivers.ii2c_cmsis" |
| #endif |
| |
| #if ((RTE_I2C0 && defined(I2C0)) || (RTE_I2C1 && defined(I2C1)) || (RTE_I2C2 && defined(I2C2)) || \ |
| (RTE_I2C3 && defined(I2C3)) || (RTE_I2C4 && defined(I2C4))) |
| |
| #define ARM_I2C_DRV_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(2, 1) |
| |
| /* |
| * ARMCC does not support split the data section automatically, so the driver |
| * needs to split the data to separate sections explicitly, to reduce codesize. |
| */ |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| #define ARMCC_SECTION(section_name) __attribute__((section(section_name))) |
| #endif |
| |
| typedef const struct _cmsis_i2c_resource |
| { |
| I2C_Type *base; /*!< I2C peripheral base address. */ |
| uint32_t (*GetFreq)(void); /*!< Function to get the clock frequency. */ |
| |
| } cmsis_i2c_resource_t; |
| |
| typedef union _cmsis_i2c_handle |
| { |
| i2c_master_handle_t master_handle; /*!< master Interupt transfer handle. */ |
| i2c_slave_handle_t slave_handle; /*!< slave Interupt transfer handle. */ |
| } cmsis_i2c_handle_t; |
| |
| typedef struct _cmsis_i2c_interrupt_driver_state |
| { |
| cmsis_i2c_resource_t *resource; /*!< Basic I2C resource. */ |
| cmsis_i2c_handle_t *handle; |
| ARM_I2C_SignalEvent_t cb_event; /*!< Callback function. */ |
| uint8_t flags; /*!< Control and state flags. */ |
| } cmsis_i2c_interrupt_driver_state_t; |
| |
| static const ARM_DRIVER_VERSION s_i2cDriverVersion = {ARM_I2C_API_VERSION, ARM_I2C_DRV_VERSION}; |
| static const ARM_I2C_CAPABILITIES s_i2cDriverCapabilities = { |
| 0, /*< supports 10-bit addressing */ |
| }; |
| |
| extern uint32_t I2C_GetInstance(I2C_Type *base); |
| |
| static ARM_DRIVER_VERSION I2Cx_GetVersion(void) |
| { |
| return s_i2cDriverVersion; |
| } |
| |
| static ARM_I2C_CAPABILITIES I2Cx_GetCapabilities(void) |
| { |
| return s_i2cDriverCapabilities; |
| } |
| |
| #endif |
| |
| #if ((RTE_I2C0 && !RTE_I2C0_DMA_EN) || (RTE_I2C1 && !RTE_I2C1_DMA_EN) || (RTE_I2C2 && !RTE_I2C2_DMA_EN) || \ |
| (RTE_I2C3 && !RTE_I2C3_DMA_EN) || (RTE_I2C4 && !RTE_I2C4_DMA_EN)) |
| |
| static void KSDK_I2C_SLAVE_InterruptCallback(I2C_Type *base, i2c_slave_transfer_t *xfer, void *userData) |
| { |
| uint32_t event; |
| |
| switch (xfer->event) |
| { |
| case kI2C_SlaveCompletionEvent: /* Occurs after Slave Transmit/Receive operation has finished. */ |
| event = ARM_I2C_EVENT_TRANSFER_DONE; |
| break; |
| |
| default: |
| event = ARM_I2C_EVENT_TRANSFER_INCOMPLETE; |
| break; |
| } |
| |
| if (userData) |
| { |
| ((ARM_I2C_SignalEvent_t)userData)(event); |
| } |
| } |
| |
| static void KSDK_I2C_MASTER_InterruptCallback(I2C_Type *base, |
| i2c_master_handle_t *handle, |
| status_t status, |
| void *userData) |
| { |
| uint32_t event; |
| |
| switch (status) |
| { |
| case kStatus_Success: /* Occurs after Master Transmit/Receive operation has finished. */ |
| event = ARM_I2C_EVENT_TRANSFER_DONE; |
| break; |
| |
| case kStatus_I2C_Addr_Nak: /* Occurs in master mode when address is not acknowledged from slave.*/ |
| event = ARM_I2C_EVENT_ADDRESS_NACK; |
| break; |
| |
| case kStatus_I2C_ArbitrationLost: /* Occurs in master mode when arbitration is lost.*/ |
| event = ARM_I2C_EVENT_ARBITRATION_LOST; |
| break; |
| |
| default: |
| event = ARM_I2C_EVENT_TRANSFER_INCOMPLETE; |
| break; |
| } |
| |
| /* User data is actually CMSIS driver callback. */ |
| if (userData) |
| { |
| ((ARM_I2C_SignalEvent_t)userData)(event); |
| } |
| } |
| |
| static int32_t I2C_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| if (!(i2c->flags & I2C_FLAG_INIT)) |
| { |
| i2c->cb_event = cb_event; /* cb_event is CMSIS driver callback. */ |
| i2c->flags = I2C_FLAG_INIT; |
| } |
| |
| return ARM_DRIVER_OK; |
| } |
| |
| static int32_t I2C_InterruptUninitialize(cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| i2c->flags = I2C_FLAG_UNINIT; |
| return ARM_DRIVER_OK; |
| } |
| |
| int32_t I2C_Master_InterruptTransmit( |
| uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| int32_t status; |
| int32_t ret; |
| i2c_master_transfer_t masterXfer; |
| |
| /* Check if the I2C bus is idle - if not return busy status. */ |
| if (i2c->handle->master_handle.state != 0) |
| { |
| return ARM_DRIVER_ERROR_BUSY; |
| } |
| |
| /* Create master_handle */ |
| I2C_MasterTransferCreateHandle(i2c->resource->base, &(i2c->handle->master_handle), |
| KSDK_I2C_MASTER_InterruptCallback, (void *)i2c->cb_event); |
| |
| masterXfer.slaveAddress = addr; /*7-bit slave address.*/ |
| masterXfer.direction = kI2C_Write; /* Transfer direction.*/ |
| masterXfer.subaddress = (uint32_t)NULL; /* Sub address */ |
| masterXfer.subaddressSize = 0; /* Size of command buffer.*/ |
| masterXfer.data = (uint8_t *)data; /* Transfer buffer.*/ |
| masterXfer.dataSize = num; /* Transfer size.*/ |
| masterXfer.flags = kI2C_TransferDefaultFlag; /* Transfer flag which controls the transfer.*/ |
| |
| if (i2c->resource->base->I2SR & 0x20) |
| { |
| masterXfer.flags |= kI2C_TransferRepeatedStartFlag; |
| } |
| |
| if (xfer_pending) |
| { |
| masterXfer.flags |= kI2C_TransferNoStopFlag; |
| } |
| |
| status = I2C_MasterTransferNonBlocking(i2c->resource->base, &(i2c->handle->master_handle), &masterXfer); |
| |
| switch (status) |
| { |
| case kStatus_Success: |
| ret = ARM_DRIVER_OK; |
| break; |
| |
| case kStatus_I2C_Busy: |
| ret = ARM_DRIVER_ERROR_BUSY; |
| break; |
| |
| case kStatus_I2C_Timeout: |
| ret = ARM_DRIVER_ERROR_TIMEOUT; |
| break; |
| |
| default: |
| ret = ARM_DRIVER_ERROR; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| int32_t I2C_Master_InterruptReceive( |
| uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| int32_t status; |
| int32_t ret; |
| i2c_master_transfer_t masterXfer; |
| |
| /* Check if the I2C bus is idle - if not return busy status. */ |
| if (i2c->handle->master_handle.state != 0) |
| { |
| return ARM_DRIVER_ERROR_BUSY; |
| } |
| |
| /* Create master_handle */ |
| I2C_MasterTransferCreateHandle(i2c->resource->base, &(i2c->handle->master_handle), |
| KSDK_I2C_MASTER_InterruptCallback, (void *)i2c->cb_event); |
| |
| masterXfer.slaveAddress = addr; /*7-bit slave address.*/ |
| masterXfer.direction = kI2C_Read; /* Transfer direction.*/ |
| masterXfer.subaddress = (uint32_t)NULL; /* Sub address */ |
| masterXfer.subaddressSize = 0; /* Size of command buffer.*/ |
| masterXfer.data = data; /* Transfer buffer.*/ |
| masterXfer.dataSize = num; /* Transfer size.*/ |
| masterXfer.flags = kI2C_TransferDefaultFlag; /* Transfer flag which controls the transfer.*/ |
| |
| if (i2c->resource->base->I2SR & 0x20) |
| { |
| masterXfer.flags |= kI2C_TransferRepeatedStartFlag; |
| } |
| |
| if (xfer_pending) |
| { |
| masterXfer.flags |= kI2C_TransferNoStopFlag; |
| } |
| |
| status = I2C_MasterTransferNonBlocking(i2c->resource->base, &(i2c->handle->master_handle), &masterXfer); |
| |
| switch (status) |
| { |
| case kStatus_Success: |
| ret = ARM_DRIVER_OK; |
| break; |
| |
| case kStatus_I2C_Busy: |
| ret = ARM_DRIVER_ERROR_BUSY; |
| break; |
| |
| case kStatus_I2C_Timeout: |
| ret = ARM_DRIVER_ERROR_TIMEOUT; |
| break; |
| |
| default: |
| ret = ARM_DRIVER_ERROR; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| int32_t I2C_Slave_InterruptTransmit(const uint8_t *data, uint32_t num, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| int32_t status; |
| int32_t ret; |
| |
| /* Create slave_handle */ |
| I2C_SlaveTransferCreateHandle(i2c->resource->base, &(i2c->handle->slave_handle), KSDK_I2C_SLAVE_InterruptCallback, |
| (void *)i2c->cb_event); |
| |
| status = I2C_SlaveTransferNonBlocking(i2c->resource->base, &(i2c->handle->slave_handle), kI2C_SlaveCompletionEvent); |
| |
| i2c->handle->slave_handle.transfer.data = |
| (uint8_t *)data; /* Pointer to buffer with data to transmit to I2C Master */ |
| i2c->handle->slave_handle.transfer.dataSize = num; /* Number of data bytes to transmit */ |
| i2c->handle->slave_handle.transfer.transferredCount = |
| 0; /* Number of bytes actually transferred since start or last repeated start. */ |
| |
| switch (status) |
| { |
| case kStatus_Success: |
| ret = ARM_DRIVER_OK; |
| break; |
| |
| case kStatus_I2C_Busy: |
| ret = ARM_DRIVER_ERROR_BUSY; |
| break; |
| |
| default: |
| ret = ARM_DRIVER_ERROR; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| int32_t I2C_Slave_InterruptReceive(uint8_t *data, uint32_t num, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| int32_t status; |
| int32_t ret; |
| |
| /* Create slave_handle */ |
| I2C_SlaveTransferCreateHandle(i2c->resource->base, &(i2c->handle->slave_handle), KSDK_I2C_SLAVE_InterruptCallback, |
| (void *)i2c->cb_event); |
| |
| status = I2C_SlaveTransferNonBlocking(i2c->resource->base, &(i2c->handle->slave_handle), kI2C_SlaveCompletionEvent); |
| |
| i2c->handle->slave_handle.transfer.data = data; /* Pointer to buffer with data to transmit to I2C Master */ |
| i2c->handle->slave_handle.transfer.dataSize = num; /* Number of data bytes to transmit */ |
| i2c->handle->slave_handle.transfer.transferredCount = |
| 0; /* Number of bytes actually transferred since start or last repeated start. */ |
| |
| switch (status) |
| { |
| case kStatus_Success: |
| ret = ARM_DRIVER_OK; |
| break; |
| |
| case kStatus_I2C_Busy: |
| ret = ARM_DRIVER_ERROR_BUSY; |
| break; |
| |
| default: |
| ret = ARM_DRIVER_ERROR; |
| break; |
| } |
| |
| return ret; |
| } |
| |
| int32_t I2C_InterruptGetDataCount(cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| uint32_t cnt; /* The number of currently transferred data bytes */ |
| |
| if (i2c->handle->slave_handle.transfer.transferredCount) |
| { |
| cnt = i2c->handle->slave_handle.transfer.transferredCount; |
| } |
| else |
| { |
| cnt = &(i2c->handle->master_handle).transferSize - &(i2c->handle->master_handle).transfer.dataSize; |
| } |
| |
| return cnt; |
| } |
| |
| int32_t I2C_InterruptControl(uint32_t control, uint32_t arg, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| uint32_t baudRate_Bps; |
| |
| switch (control) |
| { |
| /* Set Own Slave Address; arg = slave address */ |
| case ARM_I2C_OWN_ADDRESS: |
| i2c->resource->base->IADR = (arg << 1U); |
| return ARM_DRIVER_OK; |
| |
| /* Set Bus Speed; arg = bus speed */ |
| case ARM_I2C_BUS_SPEED: |
| switch (arg) |
| { |
| case ARM_I2C_BUS_SPEED_STANDARD: |
| baudRate_Bps = 100000; |
| break; |
| |
| case ARM_I2C_BUS_SPEED_FAST: |
| baudRate_Bps = 400000; |
| break; |
| |
| case ARM_I2C_BUS_SPEED_FAST_PLUS: |
| baudRate_Bps = 1000000; |
| break; |
| |
| default: |
| return ARM_DRIVER_ERROR_UNSUPPORTED; |
| } |
| |
| I2C_MasterSetBaudRate(i2c->resource->base, baudRate_Bps, i2c->resource->GetFreq()); |
| |
| return ARM_DRIVER_OK; |
| /* Not supported */ |
| case ARM_I2C_BUS_CLEAR: |
| return ARM_DRIVER_ERROR_UNSUPPORTED; |
| |
| /* Aborts the data transfer between Master and Slave for Transmit or Receive */ |
| case ARM_I2C_ABORT_TRANSFER: |
| if (!i2c->resource->base->IADR) |
| { |
| /* Disable master interrupt and send STOP signal */ |
| I2C_MasterTransferAbort(i2c->resource->base, &(i2c->handle->master_handle)); |
| |
| i2c->handle->master_handle.transferSize = 0; |
| i2c->handle->master_handle.transfer.data = NULL; |
| i2c->handle->master_handle.transfer.dataSize = 0; |
| } |
| /* If slave receive */ |
| else if (!(i2c->resource->base->I2SR & kI2C_TransferDirectionFlag)) |
| { |
| i2c->resource->base->I2CR |= I2C_I2CR_TXAK_MASK; |
| |
| while (i2c->handle->slave_handle.state != 0) |
| { |
| } |
| /* Disable slave interrupt */ |
| |
| I2C_SlaveTransferAbort(i2c->resource->base, &(i2c->handle->slave_handle)); |
| |
| i2c->handle->slave_handle.transfer.data = NULL; |
| i2c->handle->slave_handle.transfer.dataSize = 0; |
| } |
| return ARM_DRIVER_OK; |
| default: |
| return ARM_DRIVER_ERROR_UNSUPPORTED; |
| } |
| } |
| |
| static int32_t I2C_InterruptPowerControl(ARM_POWER_STATE state, cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| switch (state) |
| { |
| i2c_master_config_t masterConfig; |
| i2c_slave_config_t slaveConfig; |
| |
| /* Terminates any pending data transfers, disable i2c moduole and i2c clock */ |
| case ARM_POWER_OFF: |
| if (i2c->flags & I2C_FLAG_POWER) |
| { |
| I2C_InterruptControl(ARM_I2C_ABORT_TRANSFER, 0, i2c); |
| |
| I2C_MasterDeinit(i2c->resource->base); |
| |
| i2c->flags = I2C_FLAG_INIT; |
| } |
| |
| return ARM_DRIVER_OK; |
| |
| /* Not supported */ |
| case ARM_POWER_LOW: |
| return ARM_DRIVER_ERROR_UNSUPPORTED; |
| |
| /* Enable i2c moduole and i2c clock */ |
| case ARM_POWER_FULL: |
| if (i2c->flags == I2C_FLAG_UNINIT) |
| { |
| return ARM_DRIVER_ERROR; |
| } |
| |
| if (i2c->flags & I2C_FLAG_POWER) |
| { |
| /* Driver already powered */ |
| break; |
| } |
| |
| I2C_MasterGetDefaultConfig(&masterConfig); |
| I2C_MasterInit(i2c->resource->base, &masterConfig, i2c->resource->GetFreq()); |
| |
| I2C_SlaveGetDefaultConfig(&slaveConfig); |
| I2C_SlaveInit(i2c->resource->base, &slaveConfig); |
| |
| i2c->flags |= I2C_FLAG_POWER; |
| |
| return ARM_DRIVER_OK; |
| |
| default: |
| return ARM_DRIVER_ERROR_UNSUPPORTED; |
| } |
| |
| return ARM_DRIVER_OK; |
| } |
| |
| ARM_I2C_STATUS I2C_InterruptGetStatus(cmsis_i2c_interrupt_driver_state_t *i2c) |
| { |
| ARM_I2C_STATUS stat = {0}; |
| uint32_t ksdk_i2c_status = I2C_SlaveGetStatusFlags(i2c->resource->base); |
| uint32_t dataSize; |
| |
| if (!i2c->resource->base->IADR) |
| { |
| dataSize = i2c->handle->master_handle.transfer.dataSize; |
| stat.direction = !(!(ksdk_i2c_status & kI2C_TransferDirectionFlag)); /* Direction: 0=Transmitter, 1=Receiver.*/ |
| stat.mode = 1; /* Mode: 0=Slave, 1=Master.*/ |
| } |
| else |
| { |
| dataSize = i2c->handle->slave_handle.transfer.dataSize; |
| stat.direction = !(ksdk_i2c_status & kI2C_TransferDirectionFlag); /* Direction: 0=Transmitter, 1=Receiver.*/ |
| stat.mode = 0; /* Mode: 0=Slave, 1=Master.*/ |
| } |
| |
| if (dataSize != 0) |
| { |
| stat.busy = 1; /* Busy flag.*/ |
| } |
| else |
| { |
| stat.busy = 0; /* Busy flag.*/ |
| } |
| |
| stat.arbitration_lost = |
| !(!(ksdk_i2c_status & |
| kI2C_ArbitrationLostFlag)); /* Master lost arbitration (cleared on start of next Master operation)*/ |
| |
| return stat; |
| } |
| |
| #endif |
| |
| #if defined(I2C0) && RTE_I2C0 |
| /* User needs to provide the implementation for I2C0_GetFreq/InitPins/DeinitPins |
| in the application for enabling according instance. */ |
| extern uint32_t I2C0_GetFreq(void); |
| extern void I2C0_InitPins(void); |
| extern void I2C0_DeinitPins(void); |
| |
| cmsis_i2c_resource_t I2C0_Resource = {I2C0, I2C0_GetFreq}; |
| |
| cmsis_i2c_handle_t I2C0_handle; |
| |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| ARMCC_SECTION("i2c0_interrupt_driver_state") |
| cmsis_i2c_interrupt_driver_state_t I2C0_InterruptDriverState = { |
| #else |
| cmsis_i2c_interrupt_driver_state_t I2C0_InterruptDriverState = { |
| #endif |
| &I2C0_Resource, |
| &I2C0_handle, |
| |
| }; |
| |
| static int32_t I2C0_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event) |
| { |
| I2C0_InitPins(); |
| return I2C_InterruptInitialize(cb_event, &I2C0_InterruptDriverState); |
| } |
| |
| static int32_t I2C0_InterruptUninitialize(void) |
| { |
| I2C0_DeinitPins(); |
| return I2C_InterruptUninitialize(&I2C0_InterruptDriverState); |
| } |
| |
| static int32_t I2C0_InterruptPowerControl(ARM_POWER_STATE state) |
| { |
| return I2C_InterruptPowerControl(state, &I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_Master_InterruptTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptTransmit(addr, data, num, xfer_pending, &I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_Master_InterruptReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptReceive(addr, data, num, xfer_pending, &I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_Slave_InterruptTransmit(const uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptTransmit(data, num, &I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_Slave_InterruptReceive(uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptReceive(data, num, &I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_InterruptGetDataCount(void) |
| { |
| return I2C_InterruptGetDataCount(&I2C0_InterruptDriverState); |
| } |
| |
| int32_t I2C0_InterruptControl(uint32_t control, uint32_t arg) |
| { |
| return I2C_InterruptControl(control, arg, &I2C0_InterruptDriverState); |
| } |
| |
| ARM_I2C_STATUS I2C0_InterruptGetStatus(void) |
| { |
| return I2C_InterruptGetStatus(&I2C0_InterruptDriverState); |
| } |
| |
| ARM_DRIVER_I2C Driver_I2C0 = {I2Cx_GetVersion, |
| I2Cx_GetCapabilities, |
| I2C0_InterruptInitialize, |
| I2C0_InterruptUninitialize, |
| I2C0_InterruptPowerControl, |
| I2C0_Master_InterruptTransmit, |
| I2C0_Master_InterruptReceive, |
| I2C0_Slave_InterruptTransmit, |
| I2C0_Slave_InterruptReceive, |
| I2C0_InterruptGetDataCount, |
| I2C0_InterruptControl, |
| I2C0_InterruptGetStatus}; |
| |
| #endif |
| |
| #if defined(I2C1) && RTE_I2C1 |
| |
| /* User needs to provide the implementation for I2C1_GetFreq/InitPins/DeinitPins |
| in the application for enabling according instance. */ |
| extern uint32_t I2C1_GetFreq(void); |
| extern void I2C1_InitPins(void); |
| extern void I2C1_DeinitPins(void); |
| |
| cmsis_i2c_resource_t I2C1_Resource = {I2C1, I2C1_GetFreq}; |
| cmsis_i2c_handle_t I2C1_Handle; |
| |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| ARMCC_SECTION("i2c1_interrupt_driver_state") |
| cmsis_i2c_interrupt_driver_state_t I2C1_InterruptDriverState = { |
| #else |
| cmsis_i2c_interrupt_driver_state_t I2C1_InterruptDriverState = { |
| #endif |
| &I2C1_Resource, |
| &I2C1_Handle, |
| }; |
| |
| static int32_t I2C1_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event) |
| { |
| I2C1_InitPins(); |
| return I2C_InterruptInitialize(cb_event, &I2C1_InterruptDriverState); |
| } |
| |
| static int32_t I2C1_InterruptUninitialize(void) |
| { |
| I2C1_DeinitPins(); |
| return I2C_InterruptUninitialize(&I2C1_InterruptDriverState); |
| } |
| |
| static int32_t I2C1_InterruptPowerControl(ARM_POWER_STATE state) |
| { |
| return I2C_InterruptPowerControl(state, &I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_Master_InterruptTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptTransmit(addr, data, num, xfer_pending, &I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_Master_InterruptReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptReceive(addr, data, num, xfer_pending, &I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_Slave_InterruptTransmit(const uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptTransmit(data, num, &I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_Slave_InterruptReceive(uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptReceive(data, num, &I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_InterruptGetDataCount(void) |
| { |
| return I2C_InterruptGetDataCount(&I2C1_InterruptDriverState); |
| } |
| |
| int32_t I2C1_InterruptControl(uint32_t control, uint32_t arg) |
| { |
| return I2C_InterruptControl(control, arg, &I2C1_InterruptDriverState); |
| } |
| |
| ARM_I2C_STATUS I2C1_InterruptGetStatus(void) |
| { |
| return I2C_InterruptGetStatus(&I2C1_InterruptDriverState); |
| } |
| |
| ARM_DRIVER_I2C Driver_I2C1 = {I2Cx_GetVersion, |
| I2Cx_GetCapabilities, |
| I2C1_InterruptInitialize, |
| I2C1_InterruptUninitialize, |
| I2C1_InterruptPowerControl, |
| I2C1_Master_InterruptTransmit, |
| I2C1_Master_InterruptReceive, |
| I2C1_Slave_InterruptTransmit, |
| I2C1_Slave_InterruptReceive, |
| I2C1_InterruptGetDataCount, |
| I2C1_InterruptControl, |
| I2C1_InterruptGetStatus}; |
| |
| #endif |
| |
| #if defined(I2C2) && RTE_I2C2 |
| |
| /* User needs to provide the implementation for I2C2_GetFreq/InitPins/DeinitPins |
| in the application for enabling according instance. */ |
| extern uint32_t I2C2_GetFreq(void); |
| extern void I2C2_InitPins(void); |
| extern void I2C2_DeinitPins(void); |
| |
| cmsis_i2c_resource_t I2C2_Resource = {I2C2, I2C2_GetFreq}; |
| |
| cmsis_i2c_handle_t I2C2_Handle; |
| |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| ARMCC_SECTION("i2c2_interrupt_driver_state") |
| cmsis_i2c_interrupt_driver_state_t I2C2_InterruptDriverState = { |
| #else |
| cmsis_i2c_interrupt_driver_state_t I2C2_InterruptDriverState = { |
| #endif |
| &I2C2_Resource, |
| &I2C2_Handle, |
| |
| }; |
| |
| static int32_t I2C2_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event) |
| { |
| I2C2_InitPins(); |
| return I2C_InterruptInitialize(cb_event, &I2C2_InterruptDriverState); |
| } |
| |
| static int32_t I2C2_InterruptUninitialize(void) |
| { |
| I2C2_DeinitPins(); |
| return I2C_InterruptUninitialize(&I2C2_InterruptDriverState); |
| } |
| |
| static int32_t I2C2_InterruptPowerControl(ARM_POWER_STATE state) |
| { |
| return I2C_InterruptPowerControl(state, &I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_Master_InterruptTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptTransmit(addr, data, num, xfer_pending, &I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_Master_InterruptReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptReceive(addr, data, num, xfer_pending, &I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_Slave_InterruptTransmit(const uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptTransmit(data, num, &I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_Slave_InterruptReceive(uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptReceive(data, num, &I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_InterruptGetDataCount(void) |
| { |
| return I2C_InterruptGetDataCount(&I2C2_InterruptDriverState); |
| } |
| |
| int32_t I2C2_InterruptControl(uint32_t control, uint32_t arg) |
| { |
| return I2C_InterruptControl(control, arg, &I2C2_InterruptDriverState); |
| } |
| |
| ARM_I2C_STATUS I2C2_InterruptGetStatus(void) |
| { |
| return I2C_InterruptGetStatus(&I2C2_InterruptDriverState); |
| } |
| |
| ARM_DRIVER_I2C Driver_I2C2 = {I2Cx_GetVersion, |
| I2Cx_GetCapabilities, |
| I2C2_InterruptInitialize, |
| I2C2_InterruptUninitialize, |
| I2C2_InterruptPowerControl, |
| I2C2_Master_InterruptTransmit, |
| I2C2_Master_InterruptReceive, |
| I2C2_Slave_InterruptTransmit, |
| I2C2_Slave_InterruptReceive, |
| I2C2_InterruptGetDataCount, |
| I2C2_InterruptControl, |
| I2C2_InterruptGetStatus}; |
| |
| #endif |
| |
| #if defined(I2C3) && RTE_I2C3 |
| |
| /* User needs to provide the implementation for I2C3_GetFreq/InitPins/DeinitPins |
| in the application for enabling according instance. */ |
| extern uint32_t I2C3_GetFreq(void); |
| extern void I2C3_InitPins(void); |
| extern void I2C3_DeinitPins(void); |
| |
| cmsis_i2c_resource_t I2C3_Resource = {I2C3, I2C3_GetFreq}; |
| cmsis_i2c_handle_t I2C3_Handle; |
| |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| ARMCC_SECTION("i2c3_interrupt_driver_state") |
| cmsis_i2c_interrupt_driver_state_t I2C3_InterruptDriverState = { |
| #else |
| cmsis_i2c_interrupt_driver_state_t I2C3_InterruptDriverState = { |
| #endif |
| &I2C3_Resource, |
| &I2C3_Handle, |
| }; |
| |
| static int32_t I2C3_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event) |
| { |
| I2C3_InitPins(); |
| return I2C_InterruptInitialize(cb_event, &I2C3_InterruptDriverState); |
| } |
| |
| static int32_t I2C3_InterruptUninitialize(void) |
| { |
| I2C3_DeinitPins(); |
| return I2C_InterruptUninitialize(&I2C3_InterruptDriverState); |
| } |
| |
| static int32_t I2C3_InterruptPowerControl(ARM_POWER_STATE state) |
| { |
| return I2C_InterruptPowerControl(state, &I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_Master_InterruptTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptTransmit(addr, data, num, xfer_pending, &I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_Master_InterruptReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptReceive(addr, data, num, xfer_pending, &I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_Slave_InterruptTransmit(const uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptTransmit(data, num, &I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_Slave_InterruptReceive(uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptReceive(data, num, &I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_InterruptGetDataCount(void) |
| { |
| return I2C_InterruptGetDataCount(&I2C3_InterruptDriverState); |
| } |
| |
| int32_t I2C3_InterruptControl(uint32_t control, uint32_t arg) |
| { |
| return I2C_InterruptControl(control, arg, &I2C3_InterruptDriverState); |
| } |
| |
| ARM_I2C_STATUS I2C3_InterruptGetStatus(void) |
| { |
| return I2C_InterruptGetStatus(&I2C3_InterruptDriverState); |
| } |
| |
| ARM_DRIVER_I2C Driver_I2C3 = {I2Cx_GetVersion, |
| I2Cx_GetCapabilities, |
| I2C3_InterruptInitialize, |
| I2C3_InterruptUninitialize, |
| I2C3_InterruptPowerControl, |
| I2C3_Master_InterruptTransmit, |
| I2C3_Master_InterruptReceive, |
| I2C3_Slave_InterruptTransmit, |
| I2C3_Slave_InterruptReceive, |
| I2C3_InterruptGetDataCount, |
| I2C3_InterruptControl, |
| I2C3_InterruptGetStatus}; |
| |
| #endif |
| |
| #if defined(I2C4) && RTE_I2C4 |
| |
| /* User needs to provide the implementation for I2C4_GetFreq/InitPins/DeinitPins |
| in the application for enabling according instance. */ |
| extern uint32_t I2C4_GetFreq(void); |
| extern void I2C4_InitPins(void); |
| extern void I2C4_DeinitPins(void); |
| |
| cmsis_i2c_resource_t I2C4_Resource = {I2C4, I2C4_GetFreq}; |
| cmsis_i2c_handle_t I2C4_Handle; |
| |
| #if defined(__CC_ARM) || defined(__ARMCC_VERSION) |
| ARMCC_SECTION("i2c3_interrupt_driver_state") |
| cmsis_i2c_interrupt_driver_state_t I2C4_InterruptDriverState = { |
| #else |
| cmsis_i2c_interrupt_driver_state_t I2C4_InterruptDriverState = { |
| #endif |
| &I2C4_Resource, |
| &I2C4_Handle, |
| }; |
| |
| static int32_t I2C4_InterruptInitialize(ARM_I2C_SignalEvent_t cb_event) |
| { |
| I2C4_InitPins(); |
| return I2C_InterruptInitialize(cb_event, &I2C4_InterruptDriverState); |
| } |
| |
| static int32_t I2C4_InterruptUninitialize(void) |
| { |
| I2C4_DeinitPins(); |
| return I2C_InterruptUninitialize(&I2C4_InterruptDriverState); |
| } |
| |
| static int32_t I2C4_InterruptPowerControl(ARM_POWER_STATE state) |
| { |
| return I2C_InterruptPowerControl(state, &I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_Master_InterruptTransmit(uint32_t addr, const uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptTransmit(addr, data, num, xfer_pending, &I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_Master_InterruptReceive(uint32_t addr, uint8_t *data, uint32_t num, bool xfer_pending) |
| { |
| return I2C_Master_InterruptReceive(addr, data, num, xfer_pending, &I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_Slave_InterruptTransmit(const uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptTransmit(data, num, &I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_Slave_InterruptReceive(uint8_t *data, uint32_t num) |
| { |
| return I2C_Slave_InterruptReceive(data, num, &I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_InterruptGetDataCount(void) |
| { |
| return I2C_InterruptGetDataCount(&I2C4_InterruptDriverState); |
| } |
| |
| int32_t I2C4_InterruptControl(uint32_t control, uint32_t arg) |
| { |
| return I2C_InterruptControl(control, arg, &I2C4_InterruptDriverState); |
| } |
| |
| ARM_I2C_STATUS I2C4_InterruptGetStatus(void) |
| { |
| return I2C_InterruptGetStatus(&I2C4_InterruptDriverState); |
| } |
| |
| ARM_DRIVER_I2C Driver_I2C4 = {I2Cx_GetVersion, |
| I2Cx_GetCapabilities, |
| I2C4_InterruptInitialize, |
| I2C4_InterruptUninitialize, |
| I2C4_InterruptPowerControl, |
| I2C4_Master_InterruptTransmit, |
| I2C4_Master_InterruptReceive, |
| I2C4_Slave_InterruptTransmit, |
| I2C4_Slave_InterruptReceive, |
| I2C4_InterruptGetDataCount, |
| I2C4_InterruptControl, |
| I2C4_InterruptGetStatus}; |
| |
| #endif |
