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Adding CMSIS HAL for GPIO Driver #6

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dba4fcd
Adding CMSIS HAL for GPIO Driver
pankajgoenka Dec 3, 2015
a57e4a7
Moved DMA initialization outside GPIO Init function
pankajgoenka Dec 11, 2015
327563c
Closed following comments:
pankajgoenka Dec 17, 2015
1be9774
Incorporated internal review comments
pankajgoenka Dec 21, 2015
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267 changes: 267 additions & 0 deletions embedded/Drivers/LPC5410x-CM4/CMSIS/Driver_GPIO.c
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Original file line number Diff line number Diff line change
@@ -0,0 +1,267 @@
/* Open Sensor Platform Project
* https://github.com/sensorplatforms/open-sensor-platform
*
* Copyright (C) 2015 Audience Inc.
*
* 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.
*/
/*-------------------------------------------------------------------------------------------------*\
| I N C L U D E F I L E S
\*-------------------------------------------------------------------------------------------------*/
#include "common.h"
#include "Driver_GPIO.h"
#include "chip.h"

/*-------------------------------------------------------------------------------------------------*\
| P R I V A T E C O N S T A N T S & M A C R O S
\*-------------------------------------------------------------------------------------------------*/
#define OSP_GPIO_DRV_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR( 1,00 )

/*-------------------------------------------------------------------------------------------------*\
| T Y P E D E F I N I T I O N S
\*-------------------------------------------------------------------------------------------------*/

/*-------------------------------------------------------------------------------------------------*\
| S T A T I C V A R I A B L E S D E F I N I T I O N S
\*-------------------------------------------------------------------------------------------------*/
/* Driver Version */
static const ARM_DRIVER_VERSION DriverVersion =
{
OSP_GPIO_API_VERSION,
OSP_GPIO_DRV_VERSION
};

/*-------------------------------------------------------------------------------------------------*\
| P R I V A T E F U N C T I O N S
\*-------------------------------------------------------------------------------------------------*/
/****************************************************************************************************
* @fn OSP_GPIO_GetVersion
* Get driver version.
*
* @param gpio_priv Private argument (Unused)
*
* @return ARM_DRIVER_VERSION
*
***************************************************************************************************/
static ARM_DRIVER_VERSION OSP_GPIO_GetVersion( void *gpio_priv )
{
return DriverVersion;
}

/****************************************************************************************************
* @fn OSP_GPIO_Initialize
* Initializes the GPIO Module and Hardware
*
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_Initialize( void *gpio_priv )
{
/* Enable the peripheral clock in the PMC */
Chip_GPIO_Init( LPC_GPIO );

/* Enable Pin interrupt sources */
Chip_PININT_Init( NULL );
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_Uninitialize
* Unitialize the GPIO Module
*
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_Uninitialize( void *gpio_priv )
{
/* Uninitialize GPIO */
Chip_GPIO_DeInit( LPC_GPIO );

Chip_PININT_DeInit( NULL );
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_PowerControl
* Control the GPIO's power state
*
* @param state Target GPIO Power state
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_PowerControl( ARM_POWER_STATE state, void *gpio_priv )
{
switch ( state )
{
case ARM_POWER_OFF:
Chip_GPIO_DeInit( LPC_GPIO );
break;

case ARM_POWER_FULL:
Chip_GPIO_Init( LPC_GPIO );
break;

default:
return ARM_DRIVER_ERROR_UNSUPPORTED;
}
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_SetDirection
* Set the direction of GPIO pin
*
* @param pin Port pin number (Upper 16-bit is port number and lower 16-bit is pin number)
* @param dir Direction (GPIO_DIR_INPUT or GPIO_DIR_OUTPUT)
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_SetDirection( uint32_t pin, uint32_t dir, void *gpio_priv )
{
uint32_t port_num = 0, pin_num = 0;

ASF_assert( pin != (PinName)NC );
ASF_assert( (dir == ARM_GPIO_DIR_INPUT) || (dir == ARM_GPIO_DIR_OUTPUT) );
port_num = DECODE_PORT( pin );
pin_num = DECODE_PIN( pin );

( dir == ARM_GPIO_DIR_OUTPUT ) ? Chip_GPIO_SetPinDIROutput( LPC_GPIO, port_num, pin_num ) : \
Chip_GPIO_SetPinDIRInput( LPC_GPIO, port_num, pin_num );
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_SetTrigger
* Set the trigger mode for GPIO
*
* @param pin Port pin number (Upper 16-bit is port number and lower 16-bit is pin number)
* @param trigger Trigger mode
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_SetTrigger( uint32_t pin, uint32_t trigger, void *gpio_priv )
{
uint8_t index = 0;
uint8_t pinInterruptChannel = 0;

ASF_assert( pin != (PinName)NC );

for ( ; index < MAX_PIN_INTERRUPT_CHANNEL; index++ )
{
if ( GPIO_PinMap[index].pin == pin )
{
pinInterruptChannel = GPIO_PinMap[index].pinInterruptChannel;
break;
}
}

ASF_assert( index < MAX_PIN_INTERRUPT_CHANNEL );

if ( trigger & (1 << ARM_GPIO_TRIGGER_EDGE) )
{
Chip_PININT_SetPinModeEdge( LPC_PININT, pinInterruptChannel ); /* edge sensitive */
}
else
{
Chip_PININT_SetPinModeLevel( LPC_PININT, pinInterruptChannel ); /* Level sensitive */
}

if ( (trigger & (1 << ARM_GPIO_TRIGGER_HIGH)) || (trigger & (1 << ARM_GPIO_TRIGGER_RISING)) )
{
Chip_PININT_EnableIntHigh( LPC_PININT, pinInterruptChannel ); /* Rising Edge/High Level */
}
else
{
Chip_PININT_EnableIntLow( LPC_PININT, pinInterruptChannel ); /* Falling Edge/Low Level */
}
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_WritePin
* Set the GPIO Pin state
*
* @param pin Port pin number (Upper 16-bit is port number and lower 16-bit is pin number)
* @param val Value to be written (0 or 1)
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_WritePin( uint32_t pin, uint32_t val, void *gpio_priv )
{
uint32_t port_num = 0, pin_num = 0;

ASF_assert( pin != (PinName)NC );
ASF_assert( val <= 1 );
port_num = DECODE_PORT( pin );
pin_num = DECODE_PIN( pin );

Chip_GPIO_WritePortBit( LPC_GPIO, port_num, pin_num, (bool) val );
return ARM_DRIVER_OK;
}

/****************************************************************************************************
* @fn OSP_GPIO_ReadPin
* Get the GPIO Pin value
*
* @param pin Port pin number (Upper 16-bit is port number and lower 16-bit is pin number)
* @param gpio_priv Private argument (Unused)
*
* @return pin value
*
***************************************************************************************************/
static int32_t OSP_GPIO_ReadPin( uint32_t pin, void *gpio_priv )
{
uint32_t port_num = 0, pin_num = 0;

ASF_assert( pin != (PinName)NC );
port_num = DECODE_PORT( pin );
pin_num = DECODE_PIN( pin );

return ( Chip_GPIO_ReadPortBit( LPC_GPIO, port_num, pin_num ) );
}

/****************************************************************************************************
* @fn OSP_GPIO_SetHandler
* Handler function
*
* @param pin Port pin number (Upper 16-bit is port number and lower 16-bit is pin number)
* @param handler Pointer to handler function
* @param data Data to pass to the handler
* @param gpio_priv Private argument (Unused)
*
* @return Return code: On success return ARM_DRIVER_OK
*
***************************************************************************************************/
static int32_t OSP_GPIO_SetHandler( uint32_t pin, ARM_GPIO_Handler_t handler, void *data, void *gpio_priv )
{
return ARM_DRIVER_ERROR_UNSUPPORTED; //Not Supported
}

/* Driver Definition */
ARM_BUILD_DRIVER_GPIO( GPIO, OSP_GPIO, NULL );

/*-------------------------------------------------------------------------------------------------*\
| E N D O F F I L E
\*-------------------------------------------------------------------------------------------------*/
20 changes: 20 additions & 0 deletions embedded/projects/SH-Xpresso-LPC54102/keil-mdk-build/SH-Xpresso-LPC54102.uvoptx
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Expand Up @@ -1365,6 +1365,26 @@
</File>
</Group>

<Group>
<GroupName>Device</GroupName>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
<cbSel>0</cbSel>
<RteFlg>0</RteFlg>
<File>
<GroupNumber>13</GroupNumber>
<FileNumber>39</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
<bDave2>0</bDave2>
<PathWithFileName>..\..\..\..\embedded\Drivers\LPC5410x-CM4\CMSIS\Driver_GPIO.c</PathWithFileName>
<FilenameWithoutPath>Driver_GPIO.c</FilenameWithoutPath>
<RteFlg>0</RteFlg>
<bShared>0</bShared>
</File>
</Group>

<Group>
<GroupName>::CMSIS</GroupName>
<tvExp>0</tvExp>
Expand Down
42 changes: 41 additions & 1 deletion embedded/projects/SH-Xpresso-LPC54102/keil-mdk-build/SH-Xpresso-LPC54102.uvprojx
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Expand Up @@ -790,6 +790,16 @@
</File>
</Files>
</Group>
<Group>
<GroupName>Device</GroupName>
<Files>
<File>
<FileName>Driver_GPIO.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\..\embedded\Drivers\LPC5410x-CM4\CMSIS\Driver_GPIO.c</FilePath>
</File>
</Files>
</Group>
<Group>
<GroupName>::CMSIS</GroupName>
</Group>
Expand Down Expand Up @@ -1579,6 +1589,16 @@
</File>
</Files>
</Group>
<Group>
<GroupName>Device</GroupName>
<Files>
<File>
<FileName>Driver_GPIO.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\..\embedded\Drivers\LPC5410x-CM4\CMSIS\Driver_GPIO.c</FilePath>
</File>
</Files>
</Group>
<Group>
<GroupName>::CMSIS</GroupName>
</Group>
Expand Down Expand Up @@ -2368,6 +2388,16 @@
</File>
</Files>
</Group>
<Group>
<GroupName>Device</GroupName>
<Files>
<File>
<FileName>Driver_GPIO.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\..\embedded\Drivers\LPC5410x-CM4\CMSIS\Driver_GPIO.c</FilePath>
</File>
</Files>
</Group>
<Group>
<GroupName>::CMSIS</GroupName>
</Group>
Expand Down Expand Up @@ -2740,7 +2770,7 @@
<MiscControls></MiscControls>
<Define>SYSTEM_CLOCK_FREQ=96000000, __FPU_PRESENT=1, CHIP_LPC5410X, CORE_M4, DEBUG_BUILD, XPRESSO_LPC54102_BOARD, UART_DMA_ENABLE, ANDROID_DEMO, ASF_PROFILING, ON_DEMAND_PROFILING</Define>
<Undefine></Undefine>
<IncludePath>..\sources\app;..\sources\config;..\sources\boardsupport;..\..\..\..\include;..\..\..\common\app;..\..\..\common\asf;..\..\..\common\alg;..\..\..\..\external\rtos\rtx\inc;..\..\..\..\external\rtos\rtx\cm;..\..\..\..\external\MCU\NXP-5410x\CSLib\inc;..\..\..\common\modules\bus-drivers;..\..\..\common\modules\sensor-drivers;..\..\..\..\external\Drivers\Sensor\Bosch-Sensortec;..\..\..\common\hostinterface</IncludePath>
<IncludePath>..\sources\app;..\sources\config;..\sources\boardsupport;..\..\..\..\include;..\..\..\common\app;..\..\..\common\asf;..\..\..\common\alg;..\..\..\..\external\rtos\rtx\inc;..\..\..\..\external\rtos\rtx\cm;..\..\..\..\external\MCU\NXP-5410x\CSLib\inc;..\..\..\common\modules\bus-drivers;..\..\..\common\modules\sensor-drivers;..\..\..\..\external\Drivers\Sensor\Bosch-Sensortec;..\..\..\common\hostinterface;..\..\..\..\external\CMSIS\Driver\Include</IncludePath>
</VariousControls>
</Cads>
<Aads>
Expand Down Expand Up @@ -3157,6 +3187,16 @@
</File>
</Files>
</Group>
<Group>
<GroupName>Device</GroupName>
<Files>
<File>
<FileName>Driver_GPIO.c</FileName>
<FileType>1</FileType>
<FilePath>..\..\..\..\embedded\Drivers\LPC5410x-CM4\CMSIS\Driver_GPIO.c</FilePath>
</File>
</Files>
</Group>
<Group>
<GroupName>::CMSIS</GroupName>
</Group>
Expand Down
8 changes: 5 additions & 3 deletions embedded/projects/SH-Xpresso-LPC54102/sources/app/hostif_i2c.c
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Original file line number Diff line number Diff line change
Expand Up @@ -24,10 +24,12 @@
#include "i2cs_driver.h"
#include "hostif_i2c.h"
#include <string.h>
#include "Driver_GPIO.h"

/*-------------------------------------------------------------------------------------------------*\
| E X T E R N A L V A R I A B L E S & F U N C T I O N S
\*-------------------------------------------------------------------------------------------------*/
extern ARM_DRIVER_GPIO Driver_GPIO;

/*-------------------------------------------------------------------------------------------------*\
| P R I V A T E C O N S T A N T S & M A C R O S
Expand Down Expand Up @@ -362,10 +364,10 @@ void Hostif_I2C_Init(void)
i2c_slave_mode(&slave_i2c_handle,1);

/* init host interrupt pin */
Chip_GPIO_SetPinDIROutput(LPC_GPIO_PORT, HOSTIF_IRQ_PORT, HOSTIF_IRQ_PIN);
Driver_GPIO.SetDirection (ENCODE_PORT_PIN(HOSTIF_IRQ_PORT, HOSTIF_IRQ_PIN), ARM_GPIO_DIR_OUTPUT);
/* de-assert interrupt line to high to indicate Host/AP that
* there is no data to receive */
Chip_GPIO_SetPinState(LPC_GPIO_PORT, HOSTIF_IRQ_PORT, HOSTIF_IRQ_PIN, 0);
* there is no data to receive */
Driver_GPIO.WritePin (ENCODE_PORT_PIN(HOSTIF_IRQ_PORT, HOSTIF_IRQ_PIN), false);

/* Enable the interrupt for the I2C */
NVIC_SetPriority(I2C_HOSTIF_IRQn, HOSTIF_IRQ_PRIORITY);
Expand Down
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