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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>
This commit is contained in:
Jacek Anaszewski 2019-06-09 20:19:04 +02:00
parent b1f24498f1
commit a1c60ec95d
1 changed files with 16 additions and 7 deletions
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23
Documentation/devicetree/bindings/leds/leds-gpio.txt
View File

@ -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;
};
};