From: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx>
Some of the implementations support only 32-bit accesses.
Add a parameter reg-io-width for such platforms.
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx>
---
v3:
patch addition
Documentation/devicetree/bindings/serial/pl011.yaml | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/serial/pl011.yaml b/Documentation/devicetree/bindings/serial/pl011.yaml
index d8aed84abcd3..c8a4cbb178fe 100644
--- a/Documentation/devicetree/bindings/serial/pl011.yaml
+++ b/Documentation/devicetree/bindings/serial/pl011.yaml
@@ -94,6 +94,13 @@ properties:
resets:
maxItems: 1
+ reg-io-width:
+ description: |
+ The size (in bytes) of the IO accesses that should be performed
+ on the device.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [1, 4]
+
required:
- compatible
- reg
--
2.17.1
