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authorJacek Anaszewski <jacek.anaszewski@gmail.com>2019-06-09 20:19:04 +0200
committerJacek Anaszewski <jacek.anaszewski@gmail.com>2019-07-25 20:08:00 +0200
commita1c60ec95d15e50aef47e22197181dc6fd1dd01f (patch)
treeddca1c763d2bdfdd15d84194f35ccd6e1053a952 /Documentation/devicetree/bindings
parentb1f24498f187cf807faf3b677ffee183a6579a20 (diff)
dt-bindings: leds-gpio: Add function and color properties
Refer to new "function" and "color" properties and mark "label" as deprecated. Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com> Cc: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r--Documentation/devicetree/bindings/leds/leds-gpio.txt23
1 files changed, 16 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-gpio.txt b/Documentation/devicetree/bindings/leds/leds-gpio.txt
index a48dda268f81..d21281b63d38 100644
--- a/Documentation/devicetree/bindings/leds/leds-gpio.txt
+++ b/Documentation/devicetree/bindings/leds/leds-gpio.txt
@@ -10,8 +10,12 @@ LED sub-node properties:
- gpios : Should specify the LED's GPIO, see "gpios property" in
Documentation/devicetree/bindings/gpio/gpio.txt. Active low LEDs should be
indicated using flags in the GPIO specifier.
-- label : (optional)
+- function : (optional)
+ see Documentation/devicetree/bindings/leds/common.txt
+- color : (optional)
see Documentation/devicetree/bindings/leds/common.txt
+- label : (optional)
+ see Documentation/devicetree/bindings/leds/common.txt (deprecated)
- linux,default-trigger : (optional)
see Documentation/devicetree/bindings/leds/common.txt
- default-state: (optional) The initial state of the LED.
@@ -27,30 +31,34 @@ LED sub-node properties:
Examples:
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/leds/common.h>
leds {
compatible = "gpio-leds";
- hdd {
- label = "Disk Activity";
+ led0 {
gpios = <&mcu_pio 0 GPIO_ACTIVE_LOW>;
linux,default-trigger = "disk-activity";
+ function = LED_FUNCTION_DISK;
};
- fault {
+ led1 {
gpios = <&mcu_pio 1 GPIO_ACTIVE_HIGH>;
/* Keep LED on if BIOS detected hardware fault */
default-state = "keep";
+ function = LED_FUNCTION_FAULT;
};
};
run-control {
compatible = "gpio-leds";
- red {
+ led0 {
gpios = <&mpc8572 6 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_RED>;
default-state = "off";
};
- green {
+ led1 {
gpios = <&mpc8572 7 GPIO_ACTIVE_HIGH>;
+ color = <LED_COLOR_ID_GREEN>;
default-state = "on";
};
};
@@ -58,9 +66,10 @@ run-control {
leds {
compatible = "gpio-leds";
- charger-led {
+ led0 {
gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "max8903-charger-charging";
retain-state-suspended;
+ function = LED_FUNCTION_CHARGE;
};
};