README: document the CONFIG_GPIO_LED symbol

The CONFIG_GPIO_LED symbol does not have any documentation in the README file. Document the CONFIG_GPIO_LED symbol. Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>

README: document the CONFIG_GPIO_LED symbol
The CONFIG_GPIO_LED symbol does not have any documentation in the README file. Document the CONFIG_GPIO_LED symbol. Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Igor Grinberg · Tom Rini
1 parent 4b756b013a
Showing 1 changed file with 8 additions and 0 deletions Side-by-side Diff
README
@@ -1963,6 +1963,14 @@
 		kernel). Defining CONFIG_STATUS_LED enables this
 		feature in U-Boot.
  
+		Additional options:
+
+		CONFIG_GPIO_LED
+		The status LED can be connected to a GPIO pin.
+		In such cases, the gpio_led driver can be used as a
+		status LED backend implementation. Define CONFIG_GPIO_LED
+		to include the gpio_led driver in the U-Boot binary.
+
 - CAN Support:	CONFIG_CAN_DRIVER
  
 		Defining CONFIG_CAN_DRIVER enables CAN driver support
...	...	@@ -1963,6 +1963,14 @@
1963	1963	kernel). Defining CONFIG_STATUS_LED enables this
1964	1964	feature in U-Boot.
1965	1965
	1966	+ Additional options:
	1967	+
	1968	+ CONFIG_GPIO_LED
	1969	+ The status LED can be connected to a GPIO pin.
	1970	+ In such cases, the gpio_led driver can be used as a
	1971	+ status LED backend implementation. Define CONFIG_GPIO_LED
	1972	+ to include the gpio_led driver in the U-Boot binary.
	1973	+
1966	1974	- CAN Support: CONFIG_CAN_DRIVER
1967	1975
1968	1976	Defining CONFIG_CAN_DRIVER enables CAN driver support