2022-01-22 00:36:30

by Axe Yang (杨磊)

Subject: [PATCH v5 1/3] dt-bindings: mmc: add cap-sdio-async-irq flag

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 <[email protected]>
---
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

2022-02-07 11:20:23

by Rob Herring (Arm)

Subject: Re: [PATCH v5 1/3] dt-bindings: mmc: add cap-sdio-async-irq flag

On Fri, 21 Jan 2022 15:19:40 +0800, Axe Yang wrote:
> 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 <[email protected]>
> ---
> Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++
> 1 file changed, 5 insertions(+)
>

Reviewed-by: Rob Herring <[email protected]>