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-rw-r--r--Documentation/devicetree/bindings/serial/fsl-imx-uart.yaml29
1 files changed, 24 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/serial/fsl-imx-uart.yaml b/Documentation/devicetree/bindings/serial/fsl-imx-uart.yaml
index 8303555304..9c6dc16f88 100644
--- a/Documentation/devicetree/bindings/serial/fsl-imx-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl-imx-uart.yaml
@@ -9,10 +9,6 @@ title: Freescale i.MX Universal Asynchronous Receiver/Transmitter (UART)
maintainers:
- Fabio Estevam <festevam@gmail.com>
-allOf:
- - $ref: serial.yaml#
- - $ref: rs485.yaml#
-
properties:
compatible:
oneOf:
@@ -68,7 +64,11 @@ properties:
- const: tx
interrupts:
- maxItems: 1
+ items:
+ - description: UART RX Interrupt
+ - description: UART TX Interrupt
+ - description: UART RTS Interrupt
+ minItems: 1
wakeup-source: true
@@ -110,6 +110,25 @@ required:
- clock-names
- interrupts
+allOf:
+ - $ref: serial.yaml#
+ - $ref: rs485.yaml#
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: fsl,imx1-uart
+ then:
+ properties:
+ interrupts:
+ minItems: 3
+ maxItems: 3
+ else:
+ properties:
+ interrupts:
+ maxItems: 1
+
unevaluatedProperties: false
examples: