diff mbox series

[v1,1/3] dt-bindings: mmc: add cap-sdio-async-int flag

Message ID 20211227083641.12538-2-axe.yang@mediatek.com
State Superseded
Headers show
Series mmc: mediatek: add support for SDIO async int | expand

Commit Message

Axe Yang Dec. 27, 2021, 8:36 a.m. UTC
Asynchronous interrupt is a mechanism that allow SDIO devices alarm
interrupt when host stop providing clock to card. Add a DT flag to
enable this feature if it is supported by SDIO card.

Signed-off-by: Axe Yang <axe.yang@mediatek.com>
---
 Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
index 25ac8e200970..7230421583c6 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
+++ b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
@@ -165,6 +165,11 @@  properties:
     description:
       eMMC hardware reset is supported
 
+  cap-sdio-async-int:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      SDIO async interrupt is supported.
+
   cap-sdio-irq:
     $ref: /schemas/types.yaml#/definitions/flag
     description: