[PATCH V6 1/3] dt-bindings: i2c: xiic: Add 'xlnx,axi-iic-2.1' to compatible

From: Manikanta Guntupalli
Date: Wed Feb 15 2023 - 08:32:54 EST


From: Raviteja Narayanam <raviteja.narayanam@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: Manikanta Guntupalli <manikanta.guntupalli@xxxxxxx>
Acked-by: Michal Simek <michal.simek@xxxxxxx>
---
Changes for v6:
Add enum 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
Changes for v4:
Add description for clock-frequency in xlnx,xps-iic-2.00.a.yaml
Changes since v3: none
---
.../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..1b598638d457 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.
+ default: 100000
+ enum: [ 100000, 400000, 1000000 ]
+
required:
- compatible
- reg
--
2.25.1