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[1/2] dt-bindings: mmc: Add no-single-read-retry property

Message ID 20210217051939.13695-2-dh0421.hwang@samsung.com
State New
Headers show
Series [1/2] dt-bindings: mmc: Add no-single-read-retry property | expand

Commit Message

DooHyun Hwang Feb. 17, 2021, 5:19 a.m. UTC 
Add an optional property to not retry multiple block read error
with several single block reads.

This property makes to handle read errors faster by not retrying
multiple block read errors with single block reads.

Signed-off-by: DooHyun Hwang <dh0421.hwang@samsung.com>
---
 Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
index e141330c1114..1eb3b73a164a 100644
--- a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
+++ b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml
@@ -245,6 +245,12 @@  properties:
       Controller is limited to send MMC commands during
       initialization.
 
+  no-single-read-retry:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description:
+      Single block read retrying is not supported
+      when multiple block read fails.
+
   fixed-emmc-driver-type:
     description:
       For non-removable eMMC, enforce this driver type. The value is