chore: merge GE program
* merge GE code * update fold structure * enable to build two types of projects separately
This commit is contained in:
Gatsby Van
@@ -1,100 +0,0 @@
|
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/***************************************************************************//**
|
||||
* @file xilinx/xilinx_delay.c
|
||||
* @brief Implementation of Xilinx Delay Functions.
|
||||
* @author Antoniu Miclaus ([email protected])
|
||||
********************************************************************************
|
||||
* Copyright 2019(c) Analog Devices, Inc.
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* - Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* - Neither the name of Analog Devices, Inc. nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
* - The use of this software may or may not infringe the patent rights
|
||||
* of one or more patent holders. This license does not release you
|
||||
* from the requirement that you obtain separate licenses from these
|
||||
* patent holders to use this software.
|
||||
* - Use of the software either in source or binary form, must be run
|
||||
* on or directly connected to an Analog Devices Inc. component.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
* LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*******************************************************************************/
|
||||
|
||||
/******************************************************************************/
|
||||
/***************************** Include Files **********************************/
|
||||
/******************************************************************************/
|
||||
|
||||
#include "delay.h"
|
||||
#include <sleep.h>
|
||||
#ifdef _XPARAMETERS_PS_H_
|
||||
#include "util.h"
|
||||
#include "xtime_l.h"
|
||||
#endif
|
||||
|
||||
/******************************************************************************/
|
||||
/************************ Functions Definitions *******************************/
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @brief Generate microseconds delay.
|
||||
* @param usecs - Delay in microseconds.
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||||
* @return None.
|
||||
*/
|
||||
void udelay(uint32_t usecs)
|
||||
{
|
||||
#ifdef _XPARAMETERS_PS_H_
|
||||
usleep(usecs);
|
||||
#else
|
||||
usleep_MB(usecs);
|
||||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Generate miliseconds delay.
|
||||
* @param msecs - Delay in miliseconds.
|
||||
* @return None.
|
||||
*/
|
||||
void mdelay(uint32_t msecs)
|
||||
{
|
||||
#ifdef _XPARAMETERS_PS_H_
|
||||
usleep(msecs * 1000);
|
||||
#else
|
||||
usleep_MB(msecs * 1000);
|
||||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Get current time.
|
||||
* @return Current time structure from system start (seconds, microseconds).
|
||||
*/
|
||||
struct time get_time(void)
|
||||
{
|
||||
struct time t = {0, 0};
|
||||
#ifdef _XPARAMETERS_PS_H_
|
||||
unsigned long long Xtime_Global;
|
||||
uint32_t rem;
|
||||
|
||||
XTime_GetTime(&Xtime_Global);
|
||||
t.s = div_u64_rem(Xtime_Global, COUNTS_PER_SECOND, &rem);
|
||||
t.us = div_u64((uint64_t)rem * 1000000, COUNTS_PER_SECOND);
|
||||
#endif
|
||||
|
||||
return t;
|
||||
}
|
||||
@@ -1,514 +0,0 @@
|
||||
/***************************************************************************//**
|
||||
* @file xilinx/xilinx_i2c.c
|
||||
* @brief Implementation of Xilinx I2C Generic Driver.
|
||||
* @author Antoniu Miclaus ([email protected])
|
||||
********************************************************************************
|
||||
* Copyright 2019(c) Analog Devices, Inc.
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* - Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* - Neither the name of Analog Devices, Inc. nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
* - The use of this software may or may not infringe the patent rights
|
||||
* of one or more patent holders. This license does not release you
|
||||
* from the requirement that you obtain separate licenses from these
|
||||
* patent holders to use this software.
|
||||
* - Use of the software either in source or binary form, must be run
|
||||
* on or directly connected to an Analog Devices Inc. component.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
* LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*******************************************************************************/
|
||||
|
||||
/******************************************************************************/
|
||||
/***************************** Include Files **********************************/
|
||||
/******************************************************************************/
|
||||
|
||||
#include <stdlib.h>
|
||||
|
||||
#include <xparameters.h>
|
||||
#ifdef XPAR_XIIC_NUM_INSTANCES
|
||||
#include <xiic.h>
|
||||
#endif
|
||||
#ifdef XPAR_XIICPS_NUM_INSTANCES
|
||||
#include <xiicps.h>
|
||||
#endif
|
||||
|
||||
#include "error.h"
|
||||
#include "i2c.h"
|
||||
#include "xilinx_i2c.h"
|
||||
#include "list.h"
|
||||
|
||||
/******************************************************************************/
|
||||
/*************************** Types Declarations *******************************/
|
||||
/******************************************************************************/
|
||||
|
||||
static struct list_desc *pl_list = NULL;
|
||||
static struct iterator *pl_it = NULL;
|
||||
|
||||
#ifdef XIICPS_H
|
||||
static struct list_desc *ps_list = NULL;
|
||||
static struct iterator *ps_it = NULL;
|
||||
#endif /* XIICPS_H */
|
||||
|
||||
/**
|
||||
* @struct inst_table_item
|
||||
* @brief Table item for I2C cores already started.
|
||||
*/
|
||||
struct inst_table_item {
|
||||
/** Instance the BSP driver uses for this core. */
|
||||
void *instance;
|
||||
/** Core ID in BSP. */
|
||||
uint32_t device_id;
|
||||
/** Number of ADI driver instances running on this core. */
|
||||
uint32_t inst_no;
|
||||
};
|
||||
|
||||
#ifdef XPAR_XIICPS_NUM_INSTANCES
|
||||
/** Save the current state of the bitrate to not change it each time */
|
||||
static uint32_t ps_last_bitrate = 0;
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Xilinx platform specific I2C platform ops structure
|
||||
*/
|
||||
const struct i2c_platform_ops xil_i2c_ops = {
|
||||
.i2c_ops_init = &xil_i2c_init,
|
||||
.i2c_ops_write = &xil_i2c_write,
|
||||
.i2c_ops_read = &xil_i2c_read,
|
||||
.i2c_ops_remove = &xil_i2c_remove
|
||||
};
|
||||
|
||||
/******************************************************************************/
|
||||
/************************ Functions Definitions *******************************/
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @brief Compare two I2C cores by ID.
|
||||
* @param el1 - First I2C core to compare.
|
||||
* @param el2 - Second I2C core to compare.
|
||||
* @return \ref 0 if the two cores have the same ID,
|
||||
* \ref difference between the first and the second IDs otherwise.
|
||||
*/
|
||||
static int32_t xil_i2c_cmp(void *el1, void *el2)
|
||||
{
|
||||
struct inst_table_item *sel1 = el1, *sel2 = el2;
|
||||
|
||||
return (sel1->device_id - sel2->device_id);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configure slave address and bitrate if needed
|
||||
* @param desc - Descriptor of the I2C device
|
||||
* @return 0 in case of success, -1 otherwise.
|
||||
*/
|
||||
static int32_t xil_i2c_set_transmission_config(struct i2c_desc *desc)
|
||||
{
|
||||
struct xil_i2c_desc *xil_i2c_desc = desc->extra;
|
||||
#ifdef XIICPS_H
|
||||
int32_t ret;
|
||||
#endif
|
||||
|
||||
switch (xil_i2c_desc->type) {
|
||||
case IIC_PL:
|
||||
#ifdef XIIC_H
|
||||
break;
|
||||
#endif
|
||||
return -1;
|
||||
case IIC_PS:
|
||||
#ifdef XIICPS_H
|
||||
if (desc->max_speed_hz != ps_last_bitrate) {
|
||||
ret = XIicPs_SetSClk(xil_i2c_desc->instance, desc->max_speed_hz);
|
||||
if (ret != XST_SUCCESS)
|
||||
return -1;
|
||||
ps_last_bitrate = desc->max_speed_hz;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
return -1;
|
||||
default:
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Initialize the I2C communication peripheral.
|
||||
* @param desc - The I2C descriptor.
|
||||
* @param param - The structure that contains the I2C parameters.
|
||||
* @return 0 in case of success, -1 otherwise.
|
||||
*/
|
||||
int32_t xil_i2c_init(struct i2c_desc **desc,
|
||||
const struct i2c_init_param *param)
|
||||
{
|
||||
int32_t ret;
|
||||
struct i2c_desc *idesc;
|
||||
struct xil_i2c_desc *xdesc;
|
||||
struct xil_i2c_init_param *xinit;
|
||||
|
||||
idesc = (struct i2c_desc *)malloc(sizeof(*idesc));
|
||||
xdesc = (struct xil_i2c_desc *)malloc(sizeof(*xdesc));
|
||||
|
||||
if(!idesc || !xdesc)
|
||||
goto error;
|
||||
|
||||
idesc->max_speed_hz = param->max_speed_hz;
|
||||
idesc->slave_address = param->slave_address;
|
||||
xinit = param->extra;
|
||||
|
||||
idesc->extra = xdesc;
|
||||
xdesc->type = xinit->type;
|
||||
xdesc->device_id = xinit->device_id;
|
||||
switch (xinit->type) {
|
||||
case IIC_PL:
|
||||
#ifdef XIIC_H
|
||||
; /** Intentional empty statement */
|
||||
struct inst_table_item tab_check_pl;
|
||||
struct inst_table_item *temp_el_pl;
|
||||
|
||||
if (!pl_list)
|
||||
list_init(&pl_list, LIST_DEFAULT, xil_i2c_cmp);
|
||||
if (!pl_it)
|
||||
iterator_init(&pl_it, pl_list, true);
|
||||
|
||||
tab_check_pl.device_id = xdesc->device_id;
|
||||
|
||||
if (!IS_ERR_VALUE(list_read_find(pl_list, (void **)&temp_el_pl,
|
||||
&tab_check_pl))) {
|
||||
xdesc->instance = temp_el_pl->instance;
|
||||
temp_el_pl->inst_no++;
|
||||
break;
|
||||
}
|
||||
|
||||
xdesc->instance = (XIic *)malloc(sizeof(XIic));
|
||||
if(!xdesc->instance)
|
||||
goto pl_error;
|
||||
|
||||
xdesc->config = XIic_LookupConfig(xinit->device_id);
|
||||
if(xdesc->config == NULL)
|
||||
goto pl_error;
|
||||
|
||||
ret = XIic_CfgInitialize(xdesc->instance,
|
||||
xdesc->config,
|
||||
((XIic_Config*)xdesc->config)
|
||||
->BaseAddress);
|
||||
if(ret != 0)
|
||||
goto pl_error;
|
||||
|
||||
ret = XIic_Start(xdesc->instance);
|
||||
if(ret != 0)
|
||||
goto pl_error;
|
||||
|
||||
ret = XIic_SetAddress(xdesc->instance,
|
||||
XII_ADDR_TO_SEND_TYPE,
|
||||
param->slave_address);
|
||||
if(ret != 0)
|
||||
goto pl_error;
|
||||
|
||||
ret = XIic_SelfTest(xdesc->instance);
|
||||
if(ret < 0)
|
||||
goto pl_error;
|
||||
|
||||
ret = XIic_SetGpOutput(xdesc->instance, 1);
|
||||
if(ret < 0)
|
||||
goto pl_error;
|
||||
|
||||
temp_el_pl = (struct inst_table_item*)calloc(1, sizeof(*temp_el_pl));
|
||||
temp_el_pl->device_id = xinit->device_id;
|
||||
temp_el_pl->inst_no = 1;
|
||||
temp_el_pl->instance = xdesc->instance;
|
||||
pl_list->push(pl_list, temp_el_pl);
|
||||
|
||||
break;
|
||||
pl_error:
|
||||
free(xdesc->instance);
|
||||
#endif
|
||||
goto error;
|
||||
case IIC_PS:
|
||||
#ifdef XIICPS_H
|
||||
; /** Intentional empty statement */
|
||||
struct inst_table_item tab_check_ps;
|
||||
struct inst_table_item *temp_el_ps;
|
||||
|
||||
if (!pl_list)
|
||||
list_init(&ps_list, LIST_DEFAULT, xil_i2c_cmp);
|
||||
if (!pl_it)
|
||||
iterator_init(&ps_it, ps_list, true);
|
||||
|
||||
tab_check_ps.device_id = xdesc->device_id;
|
||||
|
||||
if (!IS_ERR_VALUE(list_read_find(ps_list,
|
||||
(void **)&temp_el_ps,
|
||||
&tab_check_ps))) {
|
||||
xdesc->instance = temp_el_ps->instance;
|
||||
temp_el_ps->inst_no++;
|
||||
break;
|
||||
}
|
||||
|
||||
xdesc->instance = (XIicPs *)malloc(sizeof(XIicPs));
|
||||
if(!xdesc->instance)
|
||||
goto ps_error;
|
||||
|
||||
xdesc->config = XIicPs_LookupConfig(xinit->device_id);
|
||||
if(xdesc->config == NULL)
|
||||
goto ps_error;
|
||||
|
||||
ret = XIicPs_CfgInitialize(xdesc->instance,
|
||||
xdesc->config,
|
||||
((XIicPs_Config*)xdesc->config)
|
||||
->BaseAddress);
|
||||
if(ret != 0)
|
||||
goto ps_error;
|
||||
|
||||
XIicPs_SetSClk(xdesc->instance, param->max_speed_hz);
|
||||
|
||||
temp_el_ps = (struct inst_table_item*)calloc(1, sizeof(*temp_el_ps));
|
||||
temp_el_ps->device_id = xinit->device_id;
|
||||
temp_el_ps->inst_no = 1;
|
||||
temp_el_ps->instance = xdesc->instance;
|
||||
ps_list->push(ps_list, temp_el_ps);
|
||||
|
||||
break;
|
||||
ps_error:
|
||||
free(xdesc->instance);
|
||||
#endif
|
||||
goto error;
|
||||
|
||||
default:
|
||||
goto error;
|
||||
break;
|
||||
}
|
||||
|
||||
*desc = idesc;
|
||||
|
||||
return 0;
|
||||
|
||||
error:
|
||||
free(idesc);
|
||||
free(xdesc);
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Free the resources allocated by i2c_init().
|
||||
* @param desc - The I2C descriptor.
|
||||
* @return 0 in case of success, -1 otherwise.
|
||||
*/
|
||||
int32_t xil_i2c_remove(struct i2c_desc *desc)
|
||||
{
|
||||
struct xil_i2c_desc *xdesc;
|
||||
int32_t ret;
|
||||
|
||||
xdesc = desc->extra;
|
||||
|
||||
switch (xdesc->type) {
|
||||
case IIC_PL:
|
||||
#ifdef XIIC_H
|
||||
; /** Intentional empty statement */
|
||||
struct inst_table_item tab_check_pl;
|
||||
struct inst_table_item *temp_el_pl;
|
||||
tab_check_pl.device_id = xdesc->device_id;
|
||||
ret = iterator_find(pl_it, &tab_check_pl);
|
||||
if (ret != 0)
|
||||
goto error;
|
||||
iterator_read(pl_it, (void **)&temp_el_pl);
|
||||
temp_el_pl->inst_no--;
|
||||
if (temp_el_pl->inst_no != 0)
|
||||
break;
|
||||
|
||||
ret = XIic_Stop(((XIic *)xdesc->instance));
|
||||
|
||||
if(ret != 0)
|
||||
goto error;
|
||||
|
||||
/** Remove list element */
|
||||
iterator_get(pl_it, (void **)&temp_el_pl);
|
||||
free(temp_el_pl);
|
||||
break;
|
||||
#endif
|
||||
goto error;
|
||||
case IIC_PS:
|
||||
#ifdef XIICPS_H
|
||||
; /** Intentional empty statement */
|
||||
struct inst_table_item tab_check_ps;
|
||||
struct inst_table_item *temp_el_ps;
|
||||
tab_check_ps.device_id = xdesc->device_id;
|
||||
ret = iterator_find(ps_it, &tab_check_ps);
|
||||
if (ret != 0)
|
||||
goto error;
|
||||
iterator_read(ps_it, (void **)&temp_el_ps);
|
||||
temp_el_ps->inst_no--;
|
||||
if (temp_el_ps->inst_no != 0)
|
||||
break;
|
||||
|
||||
/** Remove list element */
|
||||
iterator_get(ps_it, (void **)&temp_el_ps);
|
||||
free(temp_el_ps);
|
||||
break;
|
||||
#endif
|
||||
/* Intended fallthrough */
|
||||
error:
|
||||
default:
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
free(desc->extra);
|
||||
free(desc);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Write data to a slave device.
|
||||
* @param desc - The I2C descriptor.
|
||||
* @param data - Buffer that stores the transmission data.
|
||||
* @param bytes_number - Number of bytes to write.
|
||||
* @param stop_bit - Stop condition control.
|
||||
* Example: 0 - A stop condition will not be generated;
|
||||
* 1 - A stop condition will be generated.
|
||||
* @return 0 in case of success, -1 otherwise.
|
||||
*/
|
||||
int32_t xil_i2c_write(struct i2c_desc *desc,
|
||||
uint8_t *data,
|
||||
uint8_t bytes_number,
|
||||
uint8_t stop_bit)
|
||||
{
|
||||
struct xil_i2c_desc *xdesc;
|
||||
int32_t ret;
|
||||
|
||||
xdesc = desc->extra;
|
||||
|
||||
switch (xdesc->type) {
|
||||
case IIC_PL:
|
||||
#ifdef XIIC_H
|
||||
ret = xil_i2c_set_transmission_config(desc);
|
||||
if (ret != 0)
|
||||
return -1;
|
||||
|
||||
XIic_Send(((XIic*)xdesc->instance)->BaseAddress,
|
||||
desc->slave_address,
|
||||
data,
|
||||
bytes_number,
|
||||
stop_bit ? XIIC_STOP : XIIC_REPEATED_START);
|
||||
break;
|
||||
#endif
|
||||
goto error;
|
||||
case IIC_PS:
|
||||
#ifdef XIICPS_H
|
||||
ret = xil_i2c_set_transmission_config(desc);
|
||||
if (ret != 0)
|
||||
return -1;
|
||||
|
||||
ret = XIicPs_SetOptions(xdesc->instance,
|
||||
stop_bit ? 0 : XIICPS_REP_START_OPTION);
|
||||
if(ret != 0)
|
||||
goto error;
|
||||
|
||||
XIicPs_MasterSend(xdesc->instance,
|
||||
data,
|
||||
bytes_number,
|
||||
desc->slave_address);
|
||||
if(ret != 0)
|
||||
goto error;
|
||||
|
||||
break;
|
||||
#endif
|
||||
/* Intended fallthrough */
|
||||
error:
|
||||
default:
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Read data from a slave device.
|
||||
* @param desc - The I2C descriptor.
|
||||
* @param data - Buffer that will store the received data.
|
||||
* @param bytes_number - Number of bytes to read.
|
||||
* @param stop_bit - Stop condition control.
|
||||
* Example: 0 - A stop condition will not be generated;
|
||||
* 1 - A stop condition will be generated.
|
||||
* @return 0 in case of success, -1 otherwise.
|
||||
*/
|
||||
int32_t xil_i2c_read(struct i2c_desc *desc,
|
||||
uint8_t *data,
|
||||
uint8_t bytes_number,
|
||||
uint8_t stop_bit)
|
||||
{
|
||||
struct xil_i2c_desc *xdesc;
|
||||
int32_t ret;
|
||||
|
||||
xdesc = desc->extra;
|
||||
|
||||
switch (xdesc->type) {
|
||||
case IIC_PL:
|
||||
#ifdef XIIC_H
|
||||
ret = xil_i2c_set_transmission_config(desc);
|
||||
if (ret != 0)
|
||||
return -1;
|
||||
|
||||
ret = XIic_Recv(((XIic*)xdesc->instance)->BaseAddress,
|
||||
desc->slave_address,
|
||||
data,
|
||||
bytes_number,
|
||||
stop_bit ? XIIC_STOP : XIIC_REPEATED_START);
|
||||
if(ret != bytes_number)
|
||||
goto error;
|
||||
|
||||
break;
|
||||
#endif
|
||||
goto error;
|
||||
case IIC_PS:
|
||||
#ifdef XIICPS_H
|
||||
ret = xil_i2c_set_transmission_config(desc);
|
||||
if (ret != 0)
|
||||
return -1;
|
||||
|
||||
ret = XIicPs_SetOptions(xdesc->instance,
|
||||
stop_bit ? 0 : XIICPS_REP_START_OPTION);
|
||||
if(ret != 0)
|
||||
goto error;
|
||||
|
||||
XIicPs_MasterRecv(xdesc->instance,
|
||||
data,
|
||||
bytes_number,
|
||||
desc->slave_address);
|
||||
if(ret != 0)
|
||||
goto error;
|
||||
|
||||
break;
|
||||
#endif
|
||||
/* Intended fallthrough */
|
||||
error:
|
||||
default:
|
||||
return -1;
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
@@ -1,115 +0,0 @@
|
||||
/*******************************************************************************
|
||||
* @file xilinx/xilinx_i2c.h
|
||||
* @brief Header containing types used in the i2c driver.
|
||||
* @author scuciurean ([email protected])
|
||||
********************************************************************************
|
||||
* Copyright 2019(c) Analog Devices, Inc.
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions are met:
|
||||
* - Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* - Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* - Neither the name of Analog Devices, Inc. nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
* - The use of this software may or may not infringe the patent rights
|
||||
* of one or more patent holders. This license does not release you
|
||||
* from the requirement that you obtain separate licenses from these
|
||||
* patent holders to use this software.
|
||||
* - Use of the software either in source or binary form, must be run
|
||||
* on or directly connected to an Analog Devices Inc. component.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
|
||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
* IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
* LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*******************************************************************************/
|
||||
|
||||
#ifndef XILINX_I2C_H_
|
||||
#define XILINX_I2C_H_
|
||||
|
||||
/******************************************************************************/
|
||||
/***************************** Include Files **********************************/
|
||||
/******************************************************************************/
|
||||
|
||||
#include <stdint.h>
|
||||
|
||||
/******************************************************************************/
|
||||
/*************************** Types Declarations *******************************/
|
||||
/******************************************************************************/
|
||||
|
||||
/**
|
||||
* @enum xil_i2c_type
|
||||
* @brief Xilinx platform architecture sections
|
||||
*/
|
||||
enum xil_i2c_type {
|
||||
/** Programmable Logic */
|
||||
IIC_PL,
|
||||
/** Processing System */
|
||||
IIC_PS
|
||||
};
|
||||
|
||||
/**
|
||||
* @struct xil_i2c_init
|
||||
* @brief Structure holding the initialization parameters for Xilinx platform
|
||||
* specific I2C parameters.
|
||||
*/
|
||||
struct xil_i2c_init_param {
|
||||
/** Xilinx architecture */
|
||||
enum xil_i2c_type type;
|
||||
/** Device ID */
|
||||
uint32_t device_id;
|
||||
};
|
||||
|
||||
/**
|
||||
* @struct xil_i2c_desc
|
||||
* @brief Xilinx platform specific I2C descriptor
|
||||
*/
|
||||
struct xil_i2c_desc {
|
||||
/** Xilinx architecture */
|
||||
enum xil_i2c_type type;
|
||||
/** Device ID */
|
||||
uint32_t device_id;
|
||||
/** Xilinx I2C configuration */
|
||||
void *config;
|
||||
/** Xilinx I2C Instance */
|
||||
void *instance;
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief Xilinx platform specific i2c platform ops structure
|
||||
*/
|
||||
extern const struct i2c_platform_ops xil_i2c_ops;
|
||||
|
||||
/******************************************************************************/
|
||||
/************************ Functions Declarations ******************************/
|
||||
/******************************************************************************/
|
||||
|
||||
/* Initialize the I2C communication peripheral. */
|
||||
int32_t xil_i2c_init(struct i2c_desc **desc,
|
||||
const struct i2c_init_param *param);
|
||||
|
||||
/* Free the resources allocated by i2c_init(). */
|
||||
int32_t xil_i2c_remove(struct i2c_desc *desc);
|
||||
|
||||
/* I2C Write data */
|
||||
int32_t xil_i2c_write(struct i2c_desc *desc, uint8_t *data,
|
||||
uint8_t bytes_number, uint8_t stop_bit);
|
||||
|
||||
/* I2C Read data. */
|
||||
int32_t xil_i2c_read(struct i2c_desc *desc, uint8_t *data,
|
||||
uint8_t bytes_number, uint8_t stop_bit);
|
||||
|
||||
#endif // XILINX_I2C_H_
|
||||
Reference in New Issue
Block a user