From: Raviteja Narayanam <raviteja.narayanam@xilinx.com>

Add xilinx I2C new version 'xlnx,axi-iic-2.1' string to compatible
Add clock-frequency as optional property.

Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
Acked-by: Michal Simek <michal.simek@amd.com>
---
Changes for v4:
Add description for clock-frequency in xlnx,xps-iic-2.00.a.yaml
Changes for v5:
Update description and add default value details for clock-frequency
in xlnx,xps-iic-2.00.a.yaml
---
 .../devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml  | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml b/Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml
index 8d241a703d85..3f95ff2b5771 100644
--- a/Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml
+++ b/Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml
@@ -14,7 +14,9 @@ allOf:
 
 properties:
   compatible:
-    const: xlnx,xps-iic-2.00.a
+    enum:
+      - xlnx,axi-iic-2.1
+      - xlnx,xps-iic-2.00.a
 
   reg:
     maxItems: 1
@@ -30,6 +32,13 @@ properties:
     description: |
       Input clock name.
 
+  clock-frequency:
+    description:
+      Optional I2C SCL clock frequency. If not specified, do not configure
+      in software, rely only on hardware design value. Supported frequencies
+      are 100KHz, 400KHz and 1MHz.
+    default: 100000
+
 required:
   - compatible
   - reg
-- 
2.25.1

On 09/02/2023 12:37, Manikanta Guntupalli wrote:
> From: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> 
> Add xilinx I2C new version 'xlnx,axi-iic-2.1' string to compatible

A nit: Missing full stop in this sentence.

> Add clock-frequency as optional property.
> 
> Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
> Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@amd.com>
> Acked-by: Michal Simek <michal.simek@amd.com>
> ---


>  
> +  clock-frequency:
> +    description:
> +      Optional I2C SCL clock frequency. If not specified, do not configure
> +      in software, rely only on hardware design value. Supported frequencies
> +      are 100KHz, 400KHz and 1MHz.
> +    default: 100000

Then also:
enum: [ 100000, 400000, 1000000 ]

and drop the freeform text (last sentence from description).

Best regards,
Krzysztof