mirror of
https://github.com/apache/nuttx.git
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Merged in jutava/nuttx (pull request #673)
Master
* drivers/sensors: added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* bh1790glc.h created online with Bitbucket
* bh1790glc.h deleted online with Bitbucket
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* drivers/sensors: Added drivers for kx224, bh1749nuc and bh1790glc
They are reliant on the cxd56_scu.
* README.txt: minor typo fix
* Minor typo fix
Approved-by: GregoryN <gnutt@nuttx.org>
This commit is contained in:
Juho Valkama
GregoryN
parent
8271f72b72
commit
0eff3d530f
9 changed files with 2002 additions and 2 deletions
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@ -17,7 +17,7 @@ README
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- NuttX Configuration Tool
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- Finding Selections in the Configuration Menus
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- Reveal Hidden Configuration Options
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- Make Sure that You on on the Right Platform
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- Make Sure that You are on the Right Platform
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- Comparing Two Configurations
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- Making defconfig Files
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- Incompatibilities with Older Configurations
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@ -1556,7 +1556,7 @@ Strange Path Problems
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When you install some toolchains (such as Yargarto or CodeSourcery tools),
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they may modify your PATH variable to include a path to their binaries.
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At that location, they make have GNUWin32 versions of the tools. So you
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At that location, they may have GNUWin32 versions of the tools. So you
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might actually be using a version of make that does not understand Cygwin
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paths.
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@ -119,6 +119,61 @@ config KXTJ9_I2C_BUS_SPEED
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endif # SENSORS_KXTJ9
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config SENSOR_KX224
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bool "Kionix KX224 Acceleration Sensor"
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default n
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select I2C
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---help---
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Enable driver for the Kionix KX224 acceleration sensor.
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if SENSOR_KX224
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config SENSOR_KX224_SCU
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bool "SCU Sequencer"
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default y
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depends on CXD56_SCU
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---help---
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Use the sensor control unit (SCU) sequencer.
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Support only driver with the sensor control unit (SCU) sequencer.
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endif # SENSOR_KX224
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config SENSOR_BH1749NUC
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bool "Rohm BH1749NUC Color Sensor"
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default n
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select I2C
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---help---
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Enable driver for BH1749NUC color sensor.
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if SENSOR_BH1749NUC
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config SENSOR_BH1749NUC_SCU
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bool "SCU Sequencer"
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default y
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depends on CXD56_SCU
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---help---
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Use the sensor control unit (SCU) sequencer.
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endif # SENSOR_BH1749NUC
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config SENSOR_BH1790GLC
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bool "Rohm BH1790GLC Heartrate sensor"
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default n
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select I2C
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---help---
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Enable driver for BH1790GLC Heartrate sensor.
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if SENSOR_BH1790GLC
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config SENSOR_BH1790GLC_SCU
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bool "SCU Sequencer"
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default y
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depends on CXD56_SCU
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---help---
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Use the sensor control unit (SCU) sequencer.
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endif # SENSOR_BH1790GLC
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config SENSORS_LIS2DH
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bool "STMicro LIS2DH device support"
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default n
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@ -49,6 +49,24 @@ endif
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ifeq ($(CONFIG_I2C),y)
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ifeq ($(CONFIG_KX224),y)
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ifeq ($(CONFIG_KX224_SCU),y)
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CSRCS += kx224_scu.c
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endif
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endif
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ifeq ($(CONFIG_BH1749NUC),y)
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ifeq ($(CONFIG_BH1749NUC_SCU),y)
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CSRCS += bh1749nuc_scu.c
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endif
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endif
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ifeq ($(CONFIG_BH1790GLC),y)
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ifeq ($(CONFIG_BH1790GLC_SCU),y)
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CSRCS += bh1790glc_scu.c
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endif
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endif
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ifeq ($(CONFIG_SENSORS_APDS9960),y)
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CSRCS += apds9960.c
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endif
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528
drivers/sensors/bh1749nuc_scu.c
Normal file
528
drivers/sensors/bh1749nuc_scu.c
Normal file
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@ -0,0 +1,528 @@
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/****************************************************************************
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* drivers/sensors/bh1749nuc_scu.c
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*
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* Copyright (C) 2018 Sony Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor Sony nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <sdk/config.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <fixedmath.h>
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#include <errno.h>
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#include <debug.h>
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#include <semaphore.h>
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#include <arch/types.h>
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#include <nuttx/kmalloc.h>
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#include <nuttx/fs/fs.h>
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#include <nuttx/i2c/i2c_master.h>
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#include <nuttx/sensors/bh1749nuc.h>
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#include <nuttx/irq.h>
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#include <arch/chip/cxd56_scu.h>
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#if defined(CONFIG_I2C) && defined(CONFIG_BH1749NUC) && defined(CONFIG_CXD56_SCU)
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define BH1749NUC_ADDR 0x39 /* I2C Slave Address */
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#define BH1749NUC_MANUFACTID 0xE0 /* Manufact ID */
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#define BH1749NUC_PARTID 0x0D /* Part ID */
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#define BH1749NUC_BYTESPERSAMPLE 8
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#define BH1749NUC_ELEMENTSIZE 0
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/* BH1749NUC Registers */
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#define BH1749NUC_SYSTEM_CONTROL 0x40
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#define BH1749NUC_MODE_CONTROL1 0x41
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#define BH1749NUC_MODE_CONTROL2 0x42
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#define BH1749NUC_MODE_CONTROL3 0x44
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#define BH1749NUC_RED_DATA_LSB 0x50
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#define BH1749NUC_MANUFACTURER_ID 0x92
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/* Register SYSTEM_CONTROL */
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#define BH1749NUC_SYSTEM_CONTROL_SW_RESET (1 << 7)
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#define BH1749NUC_SYSTEM_CONTROL_INT_RESET (1 << 6)
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/* Register MODE_CONTROL1 */
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#define BH1749NUC_MODE_CONTROL1_MEAS_TIME160MS (0x00)
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/* Register MODE_CONTROL2 */
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#define BH1749NUC_MODE_CONTROL2_ADC_GAIN_X1 (0)
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#define BH1749NUC_MODE_CONTROL2_ADC_GAIN_X2 (1)
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#define BH1749NUC_MODE_CONTROL2_ADC_GAIN_X16 (2)
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#define BH1749NUC_MODE_CONTROL2_RGBC_EN (1 << 4)
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/* Register MODE_CONTROL3 */
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#define BH1749NUC_MODE_CONTROL3_VAL (0x02)
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#ifndef itemsof
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# define itemsof(array) (sizeof(array)/sizeof(array[0]))
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#endif
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/****************************************************************************
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* Private Type Definitions
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****************************************************************************/
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/**
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* @brief Structure for bh1749nuc device
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*/
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struct bh1749nuc_dev_s
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{
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FAR struct i2c_master_s *i2c; /* I2C interface */
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uint8_t addr; /* I2C address */
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int port; /* I2C port */
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struct seq_s *seq; /* Sequencer instance */
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int minor; /* Minor device number */
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};
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/****************************************************************************
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* Private Function Prototypes
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****************************************************************************/
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/* Character driver methods */
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static int bh1749nuc_open(FAR struct file *filep);
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static int bh1749nuc_close(FAR struct file *filep);
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static ssize_t bh1749nuc_read(FAR struct file *filep, FAR char *buffer,
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size_t buflen);
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static ssize_t bh1749nuc_write(FAR struct file *filep, FAR const char *buffer,
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size_t buflen);
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static int bh1749nuc_ioctl(FAR struct file *filep, int cmd, unsigned long arg);
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static const struct file_operations g_bh1749nucfops =
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{
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bh1749nuc_open, /* open */
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bh1749nuc_close, /* close */
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bh1749nuc_read, /* read */
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bh1749nuc_write, /* write */
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0, /* seek */
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bh1749nuc_ioctl, /* ioctl */
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#ifndef CONFIG_DISABLE_POLL
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0, /* poll */
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#endif
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0 /* unlink */
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};
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/* Take color data. */
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static const uint16_t g_bh1749nucinst[] =
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{
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SCU_INST_SEND(BH1749NUC_RED_DATA_LSB),
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SCU_INST_RECV(BH1749NUC_BYTESPERSAMPLE) | SCU_INST_LAST,
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};
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/* Reference count */
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static int g_refcnt = 0;
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/* Sequencer instance */
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static struct seq_s *g_seq = NULL;
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: bh1749nuc_getreg8
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*
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* Description:
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* Read from an 8-bit BH1749NUC register
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*
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****************************************************************************/
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static uint8_t bh1749nuc_getreg8(FAR struct bh1749nuc_dev_s *priv,
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uint8_t regaddr)
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{
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uint8_t regval;
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uint16_t inst[2];
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/* Send register to read and get the next byte */
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inst[0] = SCU_INST_SEND(regaddr);
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inst[1] = SCU_INST_RECV(1) | SCU_INST_LAST;
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scu_i2ctransfer(priv->port, priv->addr, inst, 2, ®val, 1);
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return regval;
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}
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/****************************************************************************
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* Name: bh1749nuc_putreg8
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*
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* Description:
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* Write to an 8-bit BH1749NUC register
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*
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****************************************************************************/
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static void bh1749nuc_putreg8(FAR struct bh1749nuc_dev_s *priv,
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uint8_t regaddr, uint8_t regval)
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{
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uint16_t inst[2];
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/* Send register address and set the value */
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inst[0] = SCU_INST_SEND(regaddr);
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inst[1] = SCU_INST_SEND(regval) | SCU_INST_LAST;
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scu_i2ctransfer(priv->port, priv->addr, inst, 2, NULL, 0);
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}
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/****************************************************************************
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* Name: bh1749nuc_checkid
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*
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* Description:
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* Read and verify the BH1749NUC chip ID
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*
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****************************************************************************/
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static int bh1749nuc_checkid(FAR struct bh1749nuc_dev_s *priv)
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{
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uint8_t id;
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/* Read Manufact ID */
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id = bh1749nuc_getreg8(priv, BH1749NUC_MANUFACTURER_ID);
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if (id != BH1749NUC_MANUFACTID)
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{
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/* Manufact ID is not Correct */
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snerr("Wrong Manufact ID! %02x\n", id);
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return -ENODEV;
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}
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/* Read Part ID */
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id = bh1749nuc_getreg8(priv, BH1749NUC_SYSTEM_CONTROL);
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if ((id & 0x3F) != BH1749NUC_PARTID)
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{
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/* Part ID is not Correct */
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snerr("Wrong Part ID! %02x\n", id);
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return -ENODEV;
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}
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return OK;
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}
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/****************************************************************************
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* Name: bh1749nuc_seqinit
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*
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* Description:
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* Initialize SCU sequencer.
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*
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****************************************************************************/
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static int bh1749nuc_seqinit(FAR struct bh1749nuc_dev_s *priv)
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{
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DEBUGASSERT(g_seq == NULL);
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/* Open sequencer */
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g_seq = seq_open(SEQ_TYPE_NORMAL, SCU_BUS_I2C0);
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if (!g_seq)
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{
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return -ENOENT;
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}
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priv->seq = g_seq;
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seq_setaddress(priv->seq, priv->addr);
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/* Set instruction and sample data information to sequencer */
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seq_setinstruction(priv->seq, g_bh1749nucinst, itemsof(g_bh1749nucinst));
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seq_setsample(priv->seq, BH1749NUC_BYTESPERSAMPLE, 0, BH1749NUC_ELEMENTSIZE,
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false);
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return OK;
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}
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|
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/****************************************************************************
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* Name: bh1749nuc_open
|
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*
|
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* Description:
|
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* This function is called whenever the BH1749NUC device is opened.
|
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*
|
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****************************************************************************/
|
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static int bh1749nuc_open(FAR struct file *filep)
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{
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FAR struct inode *inode = filep->f_inode;
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FAR struct bh1749nuc_dev_s *priv = inode->i_private;
|
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uint8_t val;
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if (g_refcnt == 0)
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{
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int ret;
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|
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ret = bh1749nuc_seqinit(priv);
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if (ret < 0)
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{
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return ret;
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}
|
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/* MODE_CONTROL1 */
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val = BH1749NUC_MODE_CONTROL1_MEAS_TIME160MS;
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bh1749nuc_putreg8(priv, BH1749NUC_MODE_CONTROL1, val);
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|
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/* MODE_CONTROL2 */
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val = BH1749NUC_MODE_CONTROL2_RGBC_EN |
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BH1749NUC_MODE_CONTROL2_ADC_GAIN_X16;
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bh1749nuc_putreg8(priv, BH1749NUC_MODE_CONTROL2, val);
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|
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/* MODE_CONTROL3 */
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val = BH1749NUC_MODE_CONTROL3_VAL;
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bh1749nuc_putreg8(priv, BH1749NUC_MODE_CONTROL3, val);
|
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}
|
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else
|
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{
|
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/* Set existing sequencer */
|
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|
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priv->seq = g_seq;
|
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}
|
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|
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g_refcnt++;
|
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|
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return OK;
|
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}
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|
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/****************************************************************************
|
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* Name: bh1749nuc_close
|
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*
|
||||
* Description:
|
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* This routine is called when the BH1749NUC device is closed.
|
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*
|
||||
****************************************************************************/
|
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static int bh1749nuc_close(FAR struct file *filep)
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{
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FAR struct inode *inode = filep->f_inode;
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FAR struct bh1749nuc_dev_s *priv = inode->i_private;
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uint8_t val;
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g_refcnt--;
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(void) seq_ioctl(priv->seq, priv->minor, SCUIOC_STOP, 0);
|
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|
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if (g_refcnt == 0)
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{
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/* stop sampling */
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val = BH1749NUC_SYSTEM_CONTROL_SW_RESET |
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BH1749NUC_SYSTEM_CONTROL_INT_RESET;
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bh1749nuc_putreg8(priv, BH1749NUC_SYSTEM_CONTROL, val);
|
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|
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seq_close(g_seq);
|
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g_seq = NULL;
|
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}
|
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else
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{
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(void) seq_ioctl(priv->seq, priv->minor, SCUIOC_FREEFIFO, 0);
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}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_read
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t bh1749nuc_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t len)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1749nuc_dev_s *priv = inode->i_private;
|
||||
|
||||
len = len / BH1749NUC_BYTESPERSAMPLE * BH1749NUC_BYTESPERSAMPLE;
|
||||
len = seq_read(priv->seq, priv->minor, buffer, len);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_write
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t bh1749nuc_write(FAR struct file *filep, FAR const char *buffer,
|
||||
size_t buflen)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_ioctl
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1749nuc_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1749nuc_dev_s *priv = inode->i_private;
|
||||
int ret = OK;
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
default:
|
||||
{
|
||||
if (_SCUIOCVALID(cmd))
|
||||
{
|
||||
/* Redirect SCU commands */
|
||||
|
||||
ret = seq_ioctl(priv->seq, priv->minor, cmd, arg);
|
||||
}
|
||||
else
|
||||
{
|
||||
snerr("Unrecognized cmd: %d\n", cmd);
|
||||
ret = - ENOTTY;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize the BH1749NUC device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1749NUC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1749nuc_init(FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct bh1749nuc_dev_s tmp;
|
||||
FAR struct bh1749nuc_dev_s *priv = &tmp;
|
||||
int ret;
|
||||
|
||||
/* Setup temporary device structure for initialization */
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = BH1749NUC_ADDR;
|
||||
priv->port = port;
|
||||
|
||||
/* Check Device ID */
|
||||
|
||||
ret = bh1749nuc_checkid(priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_register
|
||||
*
|
||||
* Description:
|
||||
* Register the BH1749NUC character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/color0"
|
||||
* minor - minor device number
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1749NUC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1749nuc_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct bh1749nuc_dev_s *priv;
|
||||
char path[16];
|
||||
int ret;
|
||||
|
||||
/* Initialize the BH1749NUC device structure */
|
||||
|
||||
priv = (FAR struct bh1749nuc_dev_s *)
|
||||
kmm_malloc(sizeof(struct bh1749nuc_dev_s));
|
||||
if (!priv)
|
||||
{
|
||||
snerr("Failed to allocate instance\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = BH1749NUC_ADDR;
|
||||
priv->port = port;
|
||||
priv->seq = NULL;
|
||||
priv->minor = minor;
|
||||
|
||||
/* Register the character driver */
|
||||
|
||||
(void) snprintf(path, sizeof(path), "%s%d", devpath, minor);
|
||||
ret = register_driver(path, &g_bh1749nucfops, 0666, priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
kmm_free(priv);
|
||||
}
|
||||
|
||||
sninfo("BH1749NUC driver loaded successfully!\n");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_BH1749NUC && CONFIG_CXD56_SCU */
|
||||
519
drivers/sensors/bh1790glc_scu.c
Normal file
519
drivers/sensors/bh1790glc_scu.c
Normal file
|
|
@ -0,0 +1,519 @@
|
|||
/****************************************************************************
|
||||
* drivers/sensors/bh1790glc_scu.c
|
||||
*
|
||||
* Copyright (C) 2016 Sony Corporation
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name NuttX nor Sony nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <sdk/config.h>
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <fixedmath.h>
|
||||
#include <errno.h>
|
||||
#include <debug.h>
|
||||
#include <semaphore.h>
|
||||
#include <arch/types.h>
|
||||
#include <nuttx/kmalloc.h>
|
||||
#include <nuttx/fs/fs.h>
|
||||
#include <nuttx/i2c/i2c_master.h>
|
||||
#include <nuttx/sensors/bh1790glc.h>
|
||||
#include <nuttx/irq.h>
|
||||
#include <arch/chip/cxd56_scu.h>
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_BH1790GLC) && defined(CONFIG_CXD56_SCU)
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
#define BH1790GLC_ADDR 0x5B /* I2C Slave Address */
|
||||
#define BH1790GLC_MANUFACTID 0xE0 /* Manufact ID */
|
||||
#define BH1790GLC_PARTID 0x0D /* Part ID */
|
||||
#define BH1790GLC_BYTESPERSAMPLE 4
|
||||
#define BH1790GLC_ELEMENTSIZE 0
|
||||
|
||||
/* BH1790GLC Registers */
|
||||
|
||||
#define BH1790GLC_SYSTEM_CONTROL 0x40
|
||||
#define BH1790GLC_MEAS_CONTROL1 0x41
|
||||
#define BH1790GLC_MEAS_CONTROL1_VAL (BH1790GLC_MEAS_CONTROL1_RDY | BH1790GLC_MEAS_CONTROL1_LED_LIGHTING_FREQ_128HZ | BH1790GLC_MEAS_CONTROL1_RCYCLE_32HZ)
|
||||
#define BH1790GLC_MEAS_CONTROL2_VAL (BH1790GLC_MEAS_CONTROL2_LED_EN_00 | BH1790GLC_MEAS_CONTROL2_LED_ON_TIME_0_3MS | BH1790GLC_MEAS_CONTROL2_LED_CURRENT_10MA)
|
||||
#define BH1790GLC_DATAOUT_LEDOFF 0x54
|
||||
#define BH1790GLC_PART_ID 0x10
|
||||
#define BH1790GLC_MANUFACTURER_ID 0x0F
|
||||
|
||||
#define BH1790GLC_MEAS_CONTROL1_RDY (1 << 7)
|
||||
#define BH1790GLC_MEAS_CONTROL1_LED_LIGHTING_FREQ_128HZ (0 << 2)
|
||||
#define BH1790GLC_MEAS_CONTROL1_RCYCLE_32HZ (2 << 0)
|
||||
#define BH1790GLC_MEAS_CONTROL2_LED_EN_00 (0 << 6)
|
||||
#define BH1790GLC_MEAS_CONTROL2_LED_ON_TIME_0_3MS (0 << 5)
|
||||
#define BH1790GLC_MEAS_CONTROL2_LED_CURRENT_10MA (12 << 0)
|
||||
|
||||
#define BH1790GLC_MEAS_START_MEAS_ST (1 << 0)
|
||||
|
||||
/* Register SYSTEM_CONTROL */
|
||||
#define BH1790GLC_SYSTEM_CONTROL_SW_RESET (1 << 7)
|
||||
#define BH1790GLC_SYSTEM_CONTROL_INT_RESET (1 << 6)
|
||||
|
||||
#define BH1790GLC_MEAS_CONTROL1_MEAS_TIME160MS (0x00)
|
||||
|
||||
#define BH1790GLC_MEAS_START_VAL (BH1790GLC_MEAS_START_MEAS_ST)
|
||||
|
||||
|
||||
#ifndef itemsof
|
||||
# define itemsof(array) (sizeof(array)/sizeof(array[0]))
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Private Type Definitions
|
||||
****************************************************************************/
|
||||
/**
|
||||
* @brief Structure for bh1790glc device
|
||||
*/
|
||||
|
||||
struct bh1790glc_dev_s
|
||||
{
|
||||
FAR struct i2c_master_s *i2c; /* I2C interface */
|
||||
uint8_t addr; /* I2C address */
|
||||
int port; /* I2C port */
|
||||
|
||||
struct seq_s *seq; /* Sequencer instance */
|
||||
int minor; /* Minor device number */
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/* Character driver methods */
|
||||
|
||||
static int bh1790glc_open(FAR struct file *filep);
|
||||
static int bh1790glc_close(FAR struct file *filep);
|
||||
static ssize_t bh1790glc_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t buflen);
|
||||
static ssize_t bh1790glc_write(FAR struct file *filep, FAR const char *buffer,
|
||||
size_t buflen);
|
||||
static int bh1790glc_ioctl(FAR struct file *filep, int cmd, unsigned long arg);
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
static const struct file_operations g_bh1790glcfops =
|
||||
{
|
||||
bh1790glc_open, /* open */
|
||||
bh1790glc_close, /* close */
|
||||
bh1790glc_read, /* read */
|
||||
bh1790glc_write, /* write */
|
||||
0, /* seek */
|
||||
bh1790glc_ioctl, /* ioctl */
|
||||
#ifndef CONFIG_DISABLE_POLL
|
||||
0, /* poll */
|
||||
#endif
|
||||
0 /* unlink */
|
||||
};
|
||||
|
||||
static const uint16_t g_bh1790glcinst[] =
|
||||
{
|
||||
SCU_INST_SEND(BH1790GLC_DATAOUT_LEDOFF),
|
||||
SCU_INST_RECV(BH1790GLC_BYTESPERSAMPLE) | SCU_INST_LAST,
|
||||
};
|
||||
|
||||
/* Reference count */
|
||||
|
||||
static int g_refcnt = 0;
|
||||
|
||||
/* Sequencer instance */
|
||||
|
||||
static struct seq_s *g_seq = NULL;
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_getreg8
|
||||
*
|
||||
* Description:
|
||||
* Read from an 8-bit BH1790GLC register
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static uint8_t bh1790glc_getreg8(FAR struct bh1790glc_dev_s *priv,
|
||||
uint8_t regaddr)
|
||||
{
|
||||
uint8_t regval;
|
||||
uint16_t inst[2];
|
||||
|
||||
/* Send register to read and get the next byte */
|
||||
|
||||
inst[0] = SCU_INST_SEND(regaddr);
|
||||
inst[1] = SCU_INST_RECV(1) | SCU_INST_LAST;
|
||||
|
||||
scu_i2ctransfer(priv->port, priv->addr, inst, 2, ®val, 1);
|
||||
|
||||
return regval;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_putreg8
|
||||
*
|
||||
* Description:
|
||||
* Write to an 8-bit BH1790GLC register
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void bh1790glc_putreg8(FAR struct bh1790glc_dev_s *priv,
|
||||
uint8_t regaddr, uint8_t regval)
|
||||
{
|
||||
uint16_t inst[2];
|
||||
|
||||
/* Send register address and set the value */
|
||||
|
||||
inst[0] = SCU_INST_SEND(regaddr);
|
||||
inst[1] = SCU_INST_SEND(regval) | SCU_INST_LAST;
|
||||
|
||||
scu_i2ctransfer(priv->port, priv->addr, inst, 2, NULL, 0);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_checkid
|
||||
*
|
||||
* Description:
|
||||
* Read and verify the BH1790GLC chip ID
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1790glc_checkid(FAR struct bh1790glc_dev_s *priv)
|
||||
{
|
||||
uint8_t id;
|
||||
|
||||
/* Read Manufact ID */
|
||||
|
||||
id = bh1790glc_getreg8(priv, BH1790GLC_MANUFACTURER_ID);
|
||||
|
||||
if (id != BH1790GLC_MANUFACTID)
|
||||
{
|
||||
/* Manufact ID is not Correct */
|
||||
|
||||
snerr("Wrong Manufact ID! %02x\n", id);
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
/* Read Part ID */
|
||||
|
||||
id = bh1790glc_getreg8(priv, BH1790GLC_PART_ID);
|
||||
|
||||
if ((id & 0x3F) != BH1790GLC_PARTID)
|
||||
{
|
||||
/* Part ID is not Correct */
|
||||
|
||||
snerr("Wrong Part ID! %02x\n", id);
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_seqinit
|
||||
*
|
||||
* Description:
|
||||
* Initialize SCU sequencer.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1790glc_seqinit(FAR struct bh1790glc_dev_s *priv)
|
||||
{
|
||||
DEBUGASSERT(g_seq == NULL);
|
||||
|
||||
/* Open sequencer */
|
||||
|
||||
g_seq = seq_open(SEQ_TYPE_NORMAL, SCU_BUS_I2C0);
|
||||
if (!g_seq)
|
||||
{
|
||||
return -ENOENT;
|
||||
}
|
||||
priv->seq = g_seq;
|
||||
|
||||
seq_setaddress(priv->seq, priv->addr);
|
||||
|
||||
/* Set instruction and sample data information to sequencer */
|
||||
|
||||
seq_setinstruction(priv->seq, g_bh1790glcinst, itemsof(g_bh1790glcinst));
|
||||
seq_setsample(priv->seq, BH1790GLC_BYTESPERSAMPLE, 0, BH1790GLC_ELEMENTSIZE,
|
||||
false);
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_open
|
||||
*
|
||||
* Description:
|
||||
* This function is called whenever the BH1790GLC device is opened.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1790glc_open(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1790glc_dev_s *priv = inode->i_private;
|
||||
unsigned char val[3];
|
||||
|
||||
if (g_refcnt == 0)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = bh1790glc_seqinit(priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
return ret;
|
||||
}
|
||||
|
||||
//Brute force solution to write BH1790GLC MEAS_CONTROL1-MEAS_START registers
|
||||
|
||||
bh1790glc_putreg8(priv, 0x41, 130);
|
||||
bh1790glc_putreg8(priv, 0x42, 12);
|
||||
bh1790glc_putreg8(priv, 0x43, 1);
|
||||
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Set existing sequencer */
|
||||
|
||||
priv->seq = g_seq;
|
||||
}
|
||||
|
||||
g_refcnt++;
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_close
|
||||
*
|
||||
* Description:
|
||||
* This routine is called when the BH1790GLC device is closed.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1790glc_close(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1790glc_dev_s *priv = inode->i_private;
|
||||
uint8_t val;
|
||||
|
||||
g_refcnt--;
|
||||
|
||||
(void) seq_ioctl(priv->seq, priv->minor, SCUIOC_STOP, 0);
|
||||
|
||||
if (g_refcnt == 0)
|
||||
{
|
||||
/* stop sampling */
|
||||
|
||||
val = BH1790GLC_SYSTEM_CONTROL_SW_RESET |
|
||||
BH1790GLC_SYSTEM_CONTROL_INT_RESET;
|
||||
bh1790glc_putreg8(priv, BH1790GLC_SYSTEM_CONTROL, val);
|
||||
|
||||
seq_close(g_seq);
|
||||
g_seq = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
(void) seq_ioctl(priv->seq, priv->minor, SCUIOC_FREEFIFO, 0);
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_read
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t bh1790glc_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t len)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1790glc_dev_s *priv = inode->i_private;
|
||||
|
||||
len = len / BH1790GLC_BYTESPERSAMPLE * BH1790GLC_BYTESPERSAMPLE;
|
||||
len = seq_read(priv->seq, priv->minor, buffer, len);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_write
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t bh1790glc_write(FAR struct file *filep, FAR const char *buffer,
|
||||
size_t buflen)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_ioctl
|
||||
****************************************************************************/
|
||||
|
||||
static int bh1790glc_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct bh1790glc_dev_s *priv = inode->i_private;
|
||||
int ret = OK;
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
default:
|
||||
{
|
||||
if (_SCUIOCVALID(cmd))
|
||||
{
|
||||
/* Redirect SCU commands */
|
||||
|
||||
ret = seq_ioctl(priv->seq, priv->minor, cmd, arg);
|
||||
}
|
||||
else
|
||||
{
|
||||
snerr("Unrecognized cmd: %d\n", cmd);
|
||||
ret = - ENOTTY;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize the BH1790GLC device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1790GLC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1790glc_init(FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct bh1790glc_dev_s tmp;
|
||||
FAR struct bh1790glc_dev_s *priv = &tmp;
|
||||
int ret;
|
||||
|
||||
/* Setup temporary device structure for initialization */
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = BH1790GLC_ADDR;
|
||||
priv->port = port;
|
||||
|
||||
/* Check Device ID */
|
||||
|
||||
ret = bh1790glc_checkid(priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_register
|
||||
*
|
||||
* Description:
|
||||
* Register the BH1790GLC character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/hrate0"
|
||||
* minor - minor device number
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1790GLC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1790glc_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct bh1790glc_dev_s *priv;
|
||||
char path[16];
|
||||
int ret;
|
||||
|
||||
/* Initialize the BH1790GLC device structure */
|
||||
|
||||
priv = (FAR struct bh1790glc_dev_s *)
|
||||
kmm_malloc(sizeof(struct bh1790glc_dev_s));
|
||||
if (!priv)
|
||||
{
|
||||
snerr("Failed to allocate instance\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = BH1790GLC_ADDR;
|
||||
priv->port = port;
|
||||
priv->seq = NULL;
|
||||
priv->minor = minor;
|
||||
|
||||
/* Register the character driver */
|
||||
|
||||
(void) snprintf(path, sizeof(path), "%s%d", devpath, minor);
|
||||
ret = register_driver(path, &g_bh1790glcfops, 0666, priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
kmm_free(priv);
|
||||
}
|
||||
|
||||
sninfo("BH1790GLC driver loaded successfully!\n");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_BH1790GLC && CONFIG_CXD56_SCU */
|
||||
531
drivers/sensors/kx224_scu.c
Normal file
531
drivers/sensors/kx224_scu.c
Normal file
|
|
@ -0,0 +1,531 @@
|
|||
/****************************************************************************
|
||||
* drivers/sensors/kx224_scu.c
|
||||
*
|
||||
* Copyright (C) 2016 Sony Corporation
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name NuttX nor Sony nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <sdk/config.h>
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <fixedmath.h>
|
||||
#include <errno.h>
|
||||
#include <debug.h>
|
||||
#include <semaphore.h>
|
||||
#include <arch/types.h>
|
||||
#include <nuttx/kmalloc.h>
|
||||
#include <nuttx/fs/fs.h>
|
||||
#include <nuttx/i2c/i2c_master.h>
|
||||
#include <nuttx/sensors/kx224.h>
|
||||
#include <nuttx/irq.h>
|
||||
#include <arch/chip/cxd56_scu.h>
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_KX224) && defined(CONFIG_CXD56_SCU)
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef CONFIG_CXD56_DECI_KX224
|
||||
# define KX224_SEQ_TYPE SEQ_TYPE_DECI
|
||||
#else
|
||||
# define KX224_SEQ_TYPE SEQ_TYPE_NORMAL
|
||||
#endif
|
||||
|
||||
#define KX224_ADDR 0x1E /* I2C Slave Address */
|
||||
#define KX224_DEVID 0x2B /* Device ID */
|
||||
|
||||
#define KX224_BYTESPERSAMPLE 6
|
||||
#define KX224_ELEMENTSIZE 2
|
||||
|
||||
/* KX224 Registers */
|
||||
|
||||
#define KX224_XOUT_L 0x06
|
||||
#define KX224_WHO_AM_I 0x0F
|
||||
#define KX224_CNTL1 0x18
|
||||
#define KX224_ODCNTL 0x1B
|
||||
|
||||
/* Register CNTL1 */
|
||||
|
||||
#define KX224_CNTL1_TPE (1 << 0)
|
||||
#define KX224_CNTL1_WUFE (1 << 1)
|
||||
#define KX224_CNTL1_TDTE (1 << 2)
|
||||
#define KX224_CNTL1_GSELMASK (0x18)
|
||||
#define KX224_CNTL1_GSEL_8G (0x00)
|
||||
#define KX224_CNTL1_GSEL_16G (0x08)
|
||||
#define KX224_CNTL1_GSEL_32G (0x10)
|
||||
#define KX224_CNTL1_DRDYE (1 << 5)
|
||||
#define KX224_CNTL1_RES (1 << 6)
|
||||
#define KX224_CNTL1_PC1 (1 << 7)
|
||||
|
||||
/* Register ODCNTL */
|
||||
|
||||
#define KX224_ODCNTL_OSA_50HZ (2)
|
||||
#define KX224_ODCNTL_LPRO (1 << 6)
|
||||
#define KX224_ODCNTL_IIR_BYPASS (1 << 7)
|
||||
|
||||
#ifndef itemsof
|
||||
# define itemsof(array) (sizeof(array)/sizeof(array[0]))
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Private Type Definitions
|
||||
****************************************************************************/
|
||||
/**
|
||||
* @brief Structure for kx224 device
|
||||
*/
|
||||
|
||||
struct kx224_dev_s
|
||||
{
|
||||
FAR struct i2c_master_s *i2c; /* I2C interface */
|
||||
uint8_t addr; /* I2C address */
|
||||
int port; /* I2C port */
|
||||
|
||||
struct seq_s *seq; /* Sequencer instance */
|
||||
int fifoid; /* FIFO ID */
|
||||
};
|
||||
|
||||
/****************************************************************************
|
||||
* Private Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/* Character driver methods */
|
||||
|
||||
static int kx224_open(FAR struct file *filep);
|
||||
static int kx224_close(FAR struct file *filep);
|
||||
static ssize_t kx224_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t buflen);
|
||||
static ssize_t kx224_write(FAR struct file *filep, FAR const char *buffer,
|
||||
size_t buflen);
|
||||
static int kx224_ioctl(FAR struct file *filep, int cmd, unsigned long arg);
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
static const struct file_operations g_kx224fops =
|
||||
{
|
||||
kx224_open, /* open */
|
||||
kx224_close, /* close */
|
||||
kx224_read, /* read */
|
||||
kx224_write, /* write */
|
||||
0, /* seek */
|
||||
kx224_ioctl, /* ioctl */
|
||||
#ifndef CONFIG_DISABLE_POLL
|
||||
0, /* poll */
|
||||
#endif
|
||||
0 /* unlink */
|
||||
};
|
||||
|
||||
/* Take XYZ data. */
|
||||
|
||||
static const uint16_t g_kx224inst[] =
|
||||
{
|
||||
SCU_INST_SEND(KX224_XOUT_L),
|
||||
SCU_INST_RECV(KX224_BYTESPERSAMPLE) | SCU_INST_LAST,
|
||||
};
|
||||
|
||||
/* Reference count */
|
||||
|
||||
static int g_refcnt = 0;
|
||||
|
||||
/* Sequencer instance */
|
||||
|
||||
static struct seq_s *g_seq = NULL;
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
/****************************************************************************
|
||||
* Name: kx224_getreg8
|
||||
*
|
||||
* Description:
|
||||
* Read from an 8-bit KX224 register
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static uint8_t kx224_getreg8(FAR struct kx224_dev_s *priv, uint8_t regaddr)
|
||||
{
|
||||
uint8_t regval;
|
||||
uint16_t inst[2];
|
||||
|
||||
/* Send register to read and get the next byte */
|
||||
|
||||
inst[0] = SCU_INST_SEND(regaddr);
|
||||
inst[1] = SCU_INST_RECV(1) | SCU_INST_LAST;
|
||||
|
||||
scu_i2ctransfer(priv->port, priv->addr, inst, 2, ®val, 1);
|
||||
|
||||
return regval;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_putreg8
|
||||
*
|
||||
* Description:
|
||||
* Write to an 8-bit KX224 register
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void kx224_putreg8(FAR struct kx224_dev_s *priv, uint8_t regaddr,
|
||||
uint8_t regval)
|
||||
{
|
||||
uint16_t inst[2];
|
||||
|
||||
/* Send register address and set the value */
|
||||
|
||||
inst[0] = SCU_INST_SEND(regaddr);
|
||||
inst[1] = SCU_INST_SEND(regval) | SCU_INST_LAST;
|
||||
|
||||
scu_i2ctransfer(priv->port, priv->addr, inst, 2, NULL, 0);
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_checkid
|
||||
*
|
||||
* Description:
|
||||
* Read and verify the KX224 chip ID
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int kx224_checkid(FAR struct kx224_dev_s *priv)
|
||||
{
|
||||
uint8_t devid;
|
||||
|
||||
/* Read device ID */
|
||||
|
||||
devid = kx224_getreg8(priv, KX224_WHO_AM_I);
|
||||
|
||||
if (devid != KX224_DEVID)
|
||||
{
|
||||
/* ID is not Correct */
|
||||
|
||||
snerr("Wrong Device ID! %02x\n", devid);
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_initialize
|
||||
*
|
||||
* Description:
|
||||
* Initialize and goto stand-by mode.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static void kx224_initialize(FAR struct kx224_dev_s *priv)
|
||||
{
|
||||
uint8_t val;
|
||||
|
||||
/* CNTL1 */
|
||||
|
||||
val = KX224_CNTL1_RES | KX224_CNTL1_GSEL_8G;
|
||||
kx224_putreg8(priv, KX224_CNTL1, val);
|
||||
|
||||
/* ODCNTL */
|
||||
|
||||
val = KX224_ODCNTL_OSA_50HZ;
|
||||
kx224_putreg8(priv, KX224_ODCNTL, val);
|
||||
}
|
||||
|
||||
static int kx224_seqinit(FAR struct kx224_dev_s *priv)
|
||||
{
|
||||
DEBUGASSERT(g_seq == NULL);
|
||||
|
||||
/* Open sequencer */
|
||||
|
||||
g_seq = seq_open(KX224_SEQ_TYPE, SCU_BUS_I2C0);
|
||||
if (!g_seq)
|
||||
{
|
||||
return -ENOENT;
|
||||
}
|
||||
priv->seq = g_seq;
|
||||
|
||||
seq_setaddress(priv->seq, priv->addr);
|
||||
|
||||
/* Set instruction and sample data information to sequencer */
|
||||
|
||||
seq_setinstruction(priv->seq, g_kx224inst, itemsof(g_kx224inst));
|
||||
seq_setsample(priv->seq, KX224_BYTESPERSAMPLE, 0, KX224_ELEMENTSIZE, false);
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_open
|
||||
*
|
||||
* Description:
|
||||
* This function is called whenever the KX224 device is opened.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int kx224_open(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct kx224_dev_s *priv = inode->i_private;
|
||||
uint8_t val;
|
||||
|
||||
if (g_refcnt == 0)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = kx224_seqinit(priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* goto operating mode */
|
||||
|
||||
val = kx224_getreg8(priv, KX224_CNTL1);
|
||||
val |= KX224_CNTL1_PC1;
|
||||
kx224_putreg8(priv, KX224_CNTL1, val);
|
||||
up_mdelay(1);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Set existing sequencer */
|
||||
|
||||
priv->seq = g_seq;
|
||||
}
|
||||
|
||||
g_refcnt++;
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_close
|
||||
*
|
||||
* Description:
|
||||
* This routine is called when the KX224 device is closed.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
static int kx224_close(FAR struct file *filep)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct kx224_dev_s *priv = inode->i_private;
|
||||
uint8_t val;
|
||||
|
||||
g_refcnt--;
|
||||
|
||||
(void) seq_ioctl(priv->seq, priv->fifoid, SCUIOC_STOP, 0);
|
||||
|
||||
if (g_refcnt == 0)
|
||||
{
|
||||
/* goto stand-by mode */
|
||||
|
||||
val = kx224_getreg8(priv, KX224_CNTL1);
|
||||
val &= ~KX224_CNTL1_PC1;
|
||||
kx224_putreg8(priv, KX224_CNTL1, val);
|
||||
up_mdelay(1);
|
||||
|
||||
seq_close(g_seq);
|
||||
g_seq = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
(void) seq_ioctl(priv->seq, priv->fifoid, SCUIOC_FREEFIFO, 0);
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_read
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t kx224_read(FAR struct file *filep, FAR char *buffer,
|
||||
size_t len)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct kx224_dev_s *priv = inode->i_private;
|
||||
|
||||
len = len / KX224_BYTESPERSAMPLE * KX224_BYTESPERSAMPLE;
|
||||
len = seq_read(priv->seq, priv->fifoid, buffer, len);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_write
|
||||
****************************************************************************/
|
||||
|
||||
static ssize_t kx224_write(FAR struct file *filep, FAR const char *buffer,
|
||||
size_t buflen)
|
||||
{
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_ioctl
|
||||
****************************************************************************/
|
||||
|
||||
static int kx224_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
|
||||
{
|
||||
FAR struct inode *inode = filep->f_inode;
|
||||
FAR struct kx224_dev_s *priv = inode->i_private;
|
||||
int ret = OK;
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
default:
|
||||
{
|
||||
if (_SCUIOCVALID(cmd))
|
||||
{
|
||||
/* Redirect SCU commands */
|
||||
|
||||
ret = seq_ioctl(priv->seq, priv->fifoid, cmd, arg);
|
||||
}
|
||||
else
|
||||
{
|
||||
snerr("Unrecognized cmd: %d\n", cmd);
|
||||
ret = - ENOTTY;
|
||||
}
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize the KX224 device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* KX224
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int kx224_init(FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct kx224_dev_s tmp;
|
||||
FAR struct kx224_dev_s *priv = &tmp;
|
||||
int ret;
|
||||
|
||||
/* Setup temporary device structure for initialization */
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = KX224_ADDR;
|
||||
priv->port = port;
|
||||
|
||||
/* Check Device ID */
|
||||
|
||||
ret = kx224_checkid(priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Initialize KX224 */
|
||||
|
||||
kx224_initialize(priv);
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_register
|
||||
*
|
||||
* Description:
|
||||
* Register the KX224 character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/accel0"
|
||||
* fifoid - FIFO ID
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* KX224
|
||||
* port - I2C port (0 or 1)
|
||||
* seq - Sequencer instance
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int kx224_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port)
|
||||
{
|
||||
FAR struct kx224_dev_s *priv;
|
||||
char path[16];
|
||||
int ret;
|
||||
|
||||
/* Initialize the KX224 device structure */
|
||||
|
||||
priv = (FAR struct kx224_dev_s *)kmm_malloc(sizeof(struct kx224_dev_s));
|
||||
if (!priv)
|
||||
{
|
||||
snerr("Failed to allocate instance\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
priv->i2c = i2c;
|
||||
priv->addr = KX224_ADDR;
|
||||
priv->port = port;
|
||||
priv->seq = NULL;
|
||||
priv->fifoid = minor;
|
||||
|
||||
/* Register the character driver */
|
||||
|
||||
(void) snprintf(path, sizeof(path), "%s%d", devpath, minor);
|
||||
ret = register_driver(path, &g_kx224fops, 0666, priv);
|
||||
if (ret < 0)
|
||||
{
|
||||
snerr("Failed to register driver: %d\n", ret);
|
||||
kmm_free(priv);
|
||||
}
|
||||
|
||||
sninfo("KX224 driver loaded successfully!\n");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_KX224 && CONFIG_CXD56_SCU */
|
||||
116
include/nuttx/sensors/bh1749nuc.h
Normal file
116
include/nuttx/sensors/bh1749nuc.h
Normal file
|
|
@ -0,0 +1,116 @@
|
|||
/****************************************************************************
|
||||
* bsp/include/nuttx/sensors/bh1749nuc.h
|
||||
*
|
||||
* Copyright (C) 2016 Sony Corporation. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name NuttX nor Sony nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, 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 __INCLUDE_NUTTX_SENSORS_BH1749NUC_H
|
||||
#define __INCLUDE_NUTTX_SENSORS_BH1749NUC_H
|
||||
|
||||
#include <sdk/config.h>
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_SENSOR_BH1749NUC)
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Configuration ************************************************************
|
||||
/* Prerequisites:
|
||||
*
|
||||
* CONFIG_SENSOR_BH1749NUC
|
||||
* Enables support for the BH1749NUC driver
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
struct i2c_master_s;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize BH1749NUC color sensor device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1749NUC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1749nuc_init(FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1749nuc_register
|
||||
*
|
||||
* Description:
|
||||
* Register the BH1749NUC character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/color0"
|
||||
* minor - minor device number
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1749NUC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1749nuc_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_SENSOR_BH1749NUC */
|
||||
#endif /* __INCLUDE_NUTTX_SENSORS_BH1749NUC_H */
|
||||
116
include/nuttx/sensors/bh1790glc.h
Normal file
116
include/nuttx/sensors/bh1790glc.h
Normal file
|
|
@ -0,0 +1,116 @@
|
|||
/****************************************************************************
|
||||
* bsp/include/nuttx/sensors/bh1790glc.h
|
||||
*
|
||||
* Copyright (C) 2016 Sony Corporation. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name NuttX nor Sony nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, 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 __INCLUDE_NUTTX_SENSORS_BH1790GLC_H
|
||||
#define __INCLUDE_NUTTX_SENSORS_BH1790GLC_H
|
||||
|
||||
#include <sdk/config.h>
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_SENSOR_BH1790GLC)
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Configuration ************************************************************
|
||||
/* Prerequisites:
|
||||
*
|
||||
* CONFIG_SENSOR_BH1790GLC
|
||||
* Enables support for the BH1790GLC driver
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
struct i2c_master_s;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize BH1790GLC color sensor device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1790GLC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1790glc_init(FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: bh1790glc_register
|
||||
*
|
||||
* Description:
|
||||
* Register the BH1790GLC character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/color0"
|
||||
* minor - minor device number
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* BH1790GLC
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int bh1790glc_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_SENSOR_BH1790GLC */
|
||||
#endif /* __INCLUDE_NUTTX_SENSORS_BH1790GLC_H */
|
||||
117
include/nuttx/sensors/kx224.h
Normal file
117
include/nuttx/sensors/kx224.h
Normal file
|
|
@ -0,0 +1,117 @@
|
|||
/****************************************************************************
|
||||
* bsp/include/nuttx/sensors/kx224.h
|
||||
*
|
||||
* Copyright (C) 2016 Sony Corporation. All rights reserved.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. 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.
|
||||
* 3. Neither the name NuttX nor Sony nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, 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 __INCLUDE_NUTTX_SENSORS_KX224_H
|
||||
#define __INCLUDE_NUTTX_SENSORS_KX224_H
|
||||
|
||||
#include <sdk/config.h>
|
||||
|
||||
#if defined(CONFIG_I2C) && defined(CONFIG_SENSOR_KX224)
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* Configuration ************************************************************
|
||||
/* Prerequisites:
|
||||
*
|
||||
* CONFIG_SENSOR_KX224
|
||||
* Enables support for the KX224 driver
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
struct i2c_master_s;
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C"
|
||||
{
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_init
|
||||
*
|
||||
* Description:
|
||||
* Initialize KX224 accelerometer device
|
||||
*
|
||||
* Input Parameters:
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* KX224
|
||||
* port - I2C port (0 or 1)
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int kx224_init(FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: kx224_register
|
||||
*
|
||||
* Description:
|
||||
* Register the KX224 character device as 'devpath'
|
||||
*
|
||||
* Input Parameters:
|
||||
* devpath - The full path to the driver to register. E.g., "/dev/accel0"
|
||||
* minor - minor device number
|
||||
* i2c - An instance of the I2C interface to use to communicate with
|
||||
* KX224
|
||||
* port - I2C port (0 or 1)
|
||||
* seq - Sequencer instance
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success; a negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int kx224_register(FAR const char *devpath, int minor,
|
||||
FAR struct i2c_master_s *i2c, int port);
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* CONFIG_I2C && CONFIG_SENSOR_KX224 */
|
||||
#endif /* __INCLUDE_NUTTX_SENSORS_KX224_H */
|
||||
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Reference in a new issue