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samples: sensortile_box: get chosen console device from devicetree

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Add app.overlay which contains chosen node
Rework sample to get CDC ACM UART device from devicetree.

Signed-off-by: Johann Fischer <johann.fischer@nordicsemi.no>
This commit is contained in:
Johann Fischer 2021-07-22 15:02:54 +02:00 • committed by Christopher Friedt
commit 43d214bf5b
3 changed files with 20 additions and 4 deletions
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18
samples/boards/sensortile_box/app.overlay Normal file
View file

@ -0,0 +1,18 @@
/*
* Copyright (c) 2021 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
/ {
chosen {
zephyr,console = &cdc_acm_uart0;
};
};
&zephyr_udc0 {
cdc_acm_uart0: cdc_acm_uart0 {
compatible = "zephyr,cdc-acm-uart";
label = "CDC_ACM_0";
};
};

1
samples/boards/sensortile_box/prj.conf
View file

@ -32,5 +32,4 @@ CONFIG_USB_DEVICE_PRODUCT="Zephyr CDC SensorTile.box"
CONFIG_USB_UART_CONSOLE=y
CONFIG_UART_INTERRUPT_DRIVEN=y
CONFIG_UART_LINE_CTRL=y
CONFIG_UART_CONSOLE_ON_DEV_NAME="CDC_ACM_0"
CONFIG_CBPRINTF_FP_SUPPORT=y

5
samples/boards/sensortile_box/src/main.c
View file

@ -250,14 +250,13 @@ static void iis3dhhc_config(const struct device *iis3dhhc)
void main(void)
{
static const struct device *led0, *led1;
const struct device *dev = device_get_binding(
CONFIG_UART_CONSOLE_ON_DEV_NAME);
const struct device *dev = DEVICE_DT_GET(DT_CHOSEN(zephyr_console));
int i, on = 1;
int cnt = 1;
uint32_t dtr = 0;
/* Application must enable USB by itself */
if (usb_enable(NULL)) {
if (!device_is_ready(dev) || usb_enable(NULL)) {
return;
}