summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml')
-rw-r--r--Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml89
1 files changed, 89 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml b/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml
new file mode 100644
index 000000000..f7617b88c
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/serial/xlnx,opb-uartlite.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Xilinx Axi Uartlite
+
+maintainers:
+ - Peter Korsgaard <jacmet@sunsite.dk>
+
+properties:
+ compatible:
+ contains:
+ enum:
+ - xlnx,xps-uartlite-1.00.a
+ - xlnx,opb-uartlite-1.00.b
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ port-number:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: Set Uart port number
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: s_axi_aclk
+
+ current-speed:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ The fixed baud rate that the device was configured for.
+
+ xlnx,data-bits:
+ enum: [5, 6, 7, 8]
+ description:
+ The fixed number of data bits that the device was configured for.
+
+ xlnx,use-parity:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+ description:
+ Whether parity checking was enabled when the device was configured.
+
+ xlnx,odd-parity:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+ description:
+ Whether odd parity was configured.
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - current-speed
+ - xlnx,data-bits
+ - xlnx,use-parity
+
+allOf:
+ - $ref: /schemas/serial.yaml#
+ - if:
+ properties:
+ xlnx,use-parity:
+ contains:
+ const: 1
+ then:
+ required:
+ - xlnx,odd-parity
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ serial@800c0000 {
+ compatible = "xlnx,xps-uartlite-1.00.a";
+ reg = <0x800c0000 0x10000>;
+ interrupts = <0x0 0x6e 0x1>;
+ port-number = <0>;
+ current-speed = <115200>;
+ xlnx,data-bits = <8>;
+ xlnx,use-parity = <0>;
+ };
+...