[PATCH v6 1/3] dt-bindings: can: xilinx_can: Add 'xlnx,has-ecc' optional property

Srinivas Goud srinivas.goud at amd.com
Sat Nov 25 03:15:31 PST 2023


ECC feature added to CAN TX_OL, TX_TL and RX FIFOs of
Xilinx AXI CAN Controller.
ECC is an IP configuration option where counter registers are added in
IP for 1bit/2bit ECC errors.

'xlnx,has-ecc' is an optional property and added to Xilinx AXI CAN Controller
node if ECC block enabled in the HW

Signed-off-by: Srinivas Goud <srinivas.goud at amd.com>
Acked-by: Conor Dooley <conor.dooley at microchip.com>
---
Changes in v6:
Update commit description

Changes in v5:
Update property description

Changes in v4:
Fix binding check warning
Update property description

Changes in v3:
Update commit description

Changes in v2:
None

 Documentation/devicetree/bindings/net/can/xilinx,can.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/can/xilinx,can.yaml b/Documentation/devicetree/bindings/net/can/xilinx,can.yaml
index 64d57c3..8d4e5af 100644
--- a/Documentation/devicetree/bindings/net/can/xilinx,can.yaml
+++ b/Documentation/devicetree/bindings/net/can/xilinx,can.yaml
@@ -49,6 +49,10 @@ properties:
   resets:
     maxItems: 1
 
+  xlnx,has-ecc:
+    $ref: /schemas/types.yaml#/definitions/flag
+    description: CAN TX_OL, TX_TL and RX FIFOs have ECC support(AXI CAN)
+
 required:
   - compatible
   - reg
@@ -137,6 +141,7 @@ examples:
         interrupts = <GIC_SPI 59 IRQ_TYPE_EDGE_RISING>;
         tx-fifo-depth = <0x40>;
         rx-fifo-depth = <0x40>;
+        xlnx,has-ecc;
     };
 
   - |
-- 
2.1.1




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