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@xxxxxxxxxxxx>
---
Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
index 513f3c8758aa..16fb06f88471 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-irq:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ SDIO async interrupt is supported.
+
cap-sdio-irq:
$ref: /schemas/types.yaml#/definitions/flag
description:
--
2.25.1
