samples: drivers: Rename led_ws2812 to led_strip

Rename it so that it can be used as a sample of various LED strips.

Signed-off-by: TOKITA Hiroshi <tokita.hiroshi@gmail.com>

boards/shields/adafruit_neopixel_grid_bff/doc/index.rst

@@ -39,7 +39,7 @@ LED Strip Example
 Set ``-DSHIELD=adafruit_neopixel_grid_bff`` when you invoke ``west build``. For example:
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/drivers/led_ws2812
+   :zephyr-app: samples/drivers/led_strip
    :board: adafruit_qt_py_rp2040
    :shield: adafruit_neopixel_grid_bff
    :goals: build

boards/vcc-gnd/yd_esp32/doc/index.rst

@@ -233,10 +233,10 @@ RGB LED
 =======
 
 The board contains an addressable RGB LED (`XL-5050RGBC-WS2812B`_), driven by GPIO16.
-Here is an example of how to test it using the :zephyr:code-sample:`led-ws2812` application.
+Here is an example of how to test it using the :zephyr:code-sample:`led-strip` application.
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/drivers/led_ws2812
+   :zephyr-app: samples/drivers/led_strip
    :board: yd_esp32/esp32/procpu
    :goals: flash
 

samples/drivers/led_strip/CMakeLists.txt

@@ -3,7 +3,7 @@
 cmake_minimum_required(VERSION 3.20.0)
 
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
-project(led_ws2812)
+project(led_strip)
 
 FILE(GLOB app_sources src/*.c)
 target_sources(app PRIVATE ${app_sources})

samples/drivers/led_strip/README.rst

@@ -1,5 +1,5 @@
-.. zephyr:code-sample:: led-ws2812
-   :name: WS2812 LED strip
+.. zephyr:code-sample:: led-strip
+   :name: LED strip sample
    :relevant-api: led_strip_interface
 
    Control an LED strip using a WS2812 (or compatible) driver chip.
@@ -41,14 +41,14 @@ Wiring on a thingy52
 The thingy52 has integrated NMOS transistors, that can be used instead of a level shifter.
 The I2S driver supports inverting the output to suit this scheme, using the ``out-active-low`` dts
 property. See the overlay file
-:zephyr_file:`samples/drivers/led_ws2812/boards/thingy52_nrf52832.overlay` for more detail.
+:zephyr_file:`samples/drivers/led_strip/boards/thingy52_nrf52832.overlay` for more detail.
 
 Building and Running
-*********************
+********************
 
 .. _blog post on WS2812 timing: https://wp.josh.com/2014/05/13/ws2812-neopixels-are-not-so-finicky-once-you-get-to-know-them/
 
-This sample's source directory is :zephyr_file:`samples/drivers/led_ws2812/`.
+This sample's source directory is :zephyr_file:`samples/drivers/led_strip/`.
 
 To make sure the sample is set up properly for building, you must:
 
@@ -80,7 +80,7 @@ modified by changing the :kconfig:option:`CONFIG_SAMPLE_LED_UPDATE_DELAY`.
 Then build and flash the application:
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/drivers/led_ws2812
+   :zephyr-app: samples/drivers/led_strip
    :board: <board>
    :goals: flash
    :compact:

samples/drivers/led_strip/sample.yaml

@@ -0,0 +1,11 @@
+sample:
+  description: Demonstration of the LED strip driver
+  name: LED strip sample
+tests:
+  sample.drivers.led_strip:
+    tags: LED
+    filter: dt_alias_exists("led-strip")
+    harness_config:
+      fixture: fixture_led_strip
+    integration_platforms:
+      - mimxrt1050_evk

samples/drivers/led_ws2812/sample.yaml

@@ -1,11 +0,0 @@
-sample:
-  description: Demonstration of the WS2812 LED driver
-  name: WS2812 sample
-tests:
-  sample.drivers.led.ws2812:
-    tags: LED
-    filter: dt_compat_enabled("worldsemi,ws2812-spi")
-    harness_config:
-      fixture: fixture_led_ws2812
-    integration_platforms:
-      - mimxrt1050_evk