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authorMarek Vasut <marex@denx.de>2022-02-17 20:43:57 +0300
committerPavel Machek <pavel@ucw.cz>2022-09-21 13:55:43 +0300
commit31fd7108302388d732973c58470d4be559d352ec (patch)
tree9bcf4e739c082df1b924a27d4eeb65702831ccdd /Documentation/devicetree/bindings/leds
parentfd6dd9584ed3ee6debf2e7f9c9e69ef09b368277 (diff)
downloadlinux-31fd7108302388d732973c58470d4be559d352ec.tar.xz
dt-bindings: leds: Document mmc trigger
The mmc subsystem supports triggering leds on card activity, document the trigger value here. The value is a pattern in this case. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Jacek Anaszewski <jacek.anaszewski@gmail.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Rob Herring <robh+dt@kernel.org> Cc: devicetree@vger.kernel.org To: linux-leds@vger.kernel.org Signed-off-by: Pavel Machek <pavel@ucw.cz> Reviewed-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/leds')
-rw-r--r--Documentation/devicetree/bindings/leds/common.yaml39
1 files changed, 21 insertions, 18 deletions
diff --git a/Documentation/devicetree/bindings/leds/common.yaml b/Documentation/devicetree/bindings/leds/common.yaml
index 328952d7acbb..3c14a98430e1 100644
--- a/Documentation/devicetree/bindings/leds/common.yaml
+++ b/Documentation/devicetree/bindings/leds/common.yaml
@@ -79,24 +79,27 @@ properties:
the LED.
$ref: /schemas/types.yaml#/definitions/string
- enum:
- # LED will act as a back-light, controlled by the framebuffer system
- - backlight
- # LED will turn on (but for leds-gpio see "default-state" property in
- # Documentation/devicetree/bindings/leds/leds-gpio.yaml)
- - default-on
- # LED "double" flashes at a load average based rate
- - heartbeat
- # LED indicates disk activity
- - disk-activity
- # LED indicates IDE disk activity (deprecated), in new implementations
- # use "disk-activity"
- - ide-disk
- # LED flashes at a fixed, configurable rate
- - timer
- # LED alters the brightness for the specified duration with one software
- # timer (requires "led-pattern" property)
- - pattern
+ oneOf:
+ - enum:
+ # LED will act as a back-light, controlled by the framebuffer system
+ - backlight
+ # LED will turn on (but for leds-gpio see "default-state" property in
+ # Documentation/devicetree/bindings/leds/leds-gpio.yaml)
+ - default-on
+ # LED "double" flashes at a load average based rate
+ - heartbeat
+ # LED indicates disk activity
+ - disk-activity
+ # LED indicates IDE disk activity (deprecated), in new implementations
+ # use "disk-activity"
+ - ide-disk
+ # LED flashes at a fixed, configurable rate
+ - timer
+ # LED alters the brightness for the specified duration with one software
+ # timer (requires "led-pattern" property)
+ - pattern
+ # LED is triggered by SD/MMC activity
+ - pattern: "^mmc[0-9]+$"
led-pattern:
description: |