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[1/2] devicetree: synopsys-dw-mshc-common: add "fifo-access-32bit" property

Message ID 1678548256.0817535-1-sleirsgoevy@gmail.com
State New
Headers show
Series dw_mmc: fix DW MMC cores with 32-bit bus on 64-bit Linux systems | expand

Commit Message

Sergey Lisov March 11, 2023, 3:22 p.m. UTC 
---
 .../devicetree/bindings/mmc/synopsys-dw-mshc-common.yaml    | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc-common.yaml b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc-common.yaml
index 8dfad89c7..2bc5ac528 100644
--- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc-common.yaml
+++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc-common.yaml
@@ -57,6 +57,12 @@  properties:
       force fifo watermark setting accordingly.
     $ref: /schemas/types.yaml#/definitions/flag
 
+  fifo-access-32bit:
+    description:
+      Specifies that this device requires accesses to its 64-bit registers
+      to be done as pairs of 32-bit accesses, even on architectures where
+      readq is available.
+
   dmas:
     maxItems: 1