drivers: nrf_led_matrix: enable driver if compatible is enabled

Enable nRF LED matrix display controller driver if compatible
devicetree node is enabled.

Signed-off-by: Johann Fischer <[email protected]>

Author: jfischer-no

drivers/display/Kconfig.nrf_led_matrix

@@ -1,11 +1,14 @@
 # Copyright (c) 2021, Nordic Semiconductor ASA
 # SPDX-License-Identifier: Apache-2.0
 
+DT_COMPAT_NRF_LED_MATRIX := nordic,nrf-led-matrix
+
 config DISPLAY_NRF_LED_MATRIX
 	bool "LED matrix driven by GPIOs"
 	depends on SOC_FAMILY_NRF
 	select NRFX_GPIOTE
 	select NRFX_PPI if HAS_HW_NRF_PPI
+	default $(dt_compat_enabled,$(DT_COMPAT_NRF_LED_MATRIX))
 	help
 	  Enable driver for a LED matrix with rows and columns driven by
 	  GPIOs. The matrix is refreshed pixel by pixel (only one LED is