dm: led: Add support for blinking LEDs
Allow LEDs to be blinked if the driver supports it. Enable this for
sandbox so that the tests run.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ziping Chen <techping.chan@gmail.com>
diff --git a/drivers/led/Kconfig b/drivers/led/Kconfig
index 0ef45bc..309372a 100644
--- a/drivers/led/Kconfig
+++ b/drivers/led/Kconfig
@@ -9,6 +9,15 @@
can provide access to board-specific LEDs. Use of the device tree
for configuration is encouraged.
+config LED_BLINK
+ bool "Support LED blinking"
+ depends on LED
+ help
+ Some drivers can support automatic blinking of LEDs with a given
+ period, without needing timers or extra code to handle the timing.
+ This option enables support for this which adds slightly to the
+ code size.
+
config SPL_LED
bool "Enable LED support in SPL"
depends on SPL && SPL_DM