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drivers: sht3xd: update to new I2C API

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Use the new i2c_write_read() wrapper to simplify the code.

Also add several overlays used to test the sensor on a variety of
boards, and conf file support for trigger testing.

Signed-off-by: Peter A. Bigot <pab@pabigot.com>
This commit is contained in:
Peter A. Bigot 2019-01-18 12:54:36 -06:00 committed by Anas Nashif
parent 46072632bd
commit aa684363f0
8 changed files with 81 additions and 17 deletions
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16
drivers/sensor/sht3xd/sht3xd.c
View file

@ -90,20 +90,8 @@ static int sht3xd_sample_fetch(struct device *dev, enum sensor_channel chan)
SHT3XD_CMD_FETCH & 0xFF
};
struct i2c_msg msgs[2] = {
{
.buf = tx_buf,
.len = sizeof(tx_buf),
.flags = I2C_MSG_WRITE | I2C_MSG_RESTART,
},
{
.buf = rx_buf,
.len = sizeof(rx_buf),
.flags = I2C_MSG_READ | I2C_MSG_STOP,
},
};
if (i2c_transfer(i2c, msgs, 2, address) < 0) {
if (i2c_write_read(i2c, address, tx_buf, sizeof(tx_buf),
rx_buf, sizeof(rx_buf)) < 0) {
LOG_DBG("Failed to read data sample!");
return -EIO;
}

14
samples/sensor/sht3xd/efr32mg_sltb004a.overlay Normal file
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@ -0,0 +1,14 @@
/*
* Copyright (c) 2018-2019 Peter Bigot Consulting, LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
&i2c0 { /* SDA H16=PC10, SCL H15=PC11, ALERT H13=PF6 */
sht3xd@44 {
compatible = "sensirion,sht3xd";
reg = <0x44>;
label = "SHT3XD";
alert-gpios = <&gpiof 6 GPIO_INT_ACTIVE_HIGH>;
};
};

14
samples/sensor/sht3xd/frdm_k64f.overlay Normal file
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@ -0,0 +1,14 @@
/*
* Copyright (c) 2019 Peter Bigot Consulting, LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
&i2c0 { /* SDA PTE25, SCL PTE24, ALERT PTE26 */
sht3xd@44 {
compatible = "sensirion,sht3xd";
reg = <0x44>;
label = "SHT3XD";
alert-gpios = <&gpioe 26 GPIO_INT_ACTIVE_HIGH>;
};
};

4
samples/sensor/sht3xd/nrf51_ble400.overlay
View file

@ -1,10 +1,10 @@
/*
* Copyright (c) 2018 Peter Bigot Consulting, LLC
* Copyright (c) 2018-2019 Peter Bigot Consulting, LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
&i2c0 {
&i2c0 { /* SDA 0, SCL 1 */
sht3xd@44 {
compatible = "sensirion,sht3xd";
reg = <0x44>;

14
samples/sensor/sht3xd/nrf52840_pca10056.overlay Normal file
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@ -0,0 +1,14 @@
/*
* Copyright (c) 2018-2019 Peter Bigot Consulting, LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
&i2c0 { /* SDA P0.26, SCL P0.27, ALERT P1.10 */
sht3xd@44 {
compatible = "sensirion,sht3xd";
reg = <0x44>;
label = "SHT3XD";
alert-gpios = <&gpio1 10 GPIO_INT_ACTIVE_HIGH>;
};
};

15
samples/sensor/sht3xd/nucleo_l476rg.overlay Normal file
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@ -0,0 +1,15 @@
/*
* Copyright (c) 2019 Peter Bigot Consulting, LLC
*
* SPDX-License-Identifier: Apache-2.0
*/
&i2c1 { /* SDA CN5.9=PB9, SCL CN5.10=PB8, ALERT CN5.1=D8=PA9 */
/* &i2c3 { * SDA CN7.36=PC1, SCL CN7.38=PC0, ALERT CN7.34=PB0 */
sht3xd@44 {
compatible = "sensirion,sht3xd";
reg = <0x44>;
label = "SHT3XD";
alert-gpios = <&gpioa 9 GPIO_INT_ACTIVE_HIGH>;
};
};

9
samples/sensor/sht3xd/sample.yaml
View file

@ -9,5 +9,12 @@ sample:
tests:
test:
build_only: true
platform_whitelist: nrf51_ble400
platform_whitelist: efr32mg_sltb004a frdm_k64f nrf51_ble400
nrf52840_pca10056 nucleo_l476rg
tags: sensors
test_trigger:
build_only: true
extra_args: CONF_FILE="trigger.conf"
platform_whitelist: efr32mg_sltb004a frdm_k64f nrf51_ble400
nrf52840_pca10056 nucleo_l476rg
tags: sensors

12
samples/sensor/sht3xd/trigger.conf Normal file
View file

@ -0,0 +1,12 @@
#
# Copyright (c) 2019 Peter Bigot Consulting, LLC
#
# SPDX-License-Identifier: Apache-2.0
#
CONFIG_STDOUT_CONSOLE=y
CONFIG_I2C=y
CONFIG_SENSOR=y
CONFIG_SHT3XD=y
CONFIG_SHT3XD_TRIGGER=y
CONFIG_SHT3XD_TRIGGER_GLOBAL_THREAD=y