Intel Lightning Mountain(LGM) SoC reuses Lantiq ASC serial controller IP.
This patch updates the dt bindings to support LGM as well.
Signed-off-by: Rahul Tanwar <rahul.tanwar@xxxxxxxxxxxxxxx>
---
.../devicetree/bindings/serial/lantiq_asc.yaml | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/Documentation/devicetree/bindings/serial/lantiq_asc.yaml b/Documentation/devicetree/bindings/serial/lantiq_asc.yaml
index 9757f0a24232..d552fd31c16c 100644
--- a/Documentation/devicetree/bindings/serial/lantiq_asc.yaml
+++ b/Documentation/devicetree/bindings/serial/lantiq_asc.yaml
@@ -17,6 +17,7 @@ properties:
oneOf:
items:
- const: lantiq,asc
+ - const: intel,lgm-asc
reg:
maxItems: 1
@@ -28,6 +29,12 @@ properties:
- description: tx or combined interrupt
- description: rx interrupt
- description: err interrupt
+ description:
+ For lantiq,asc compatible, it supports 3 separate
+ interrupts for tx rx & err. Whereas, for intel,lgm-asc
+ compatible, it supports combined single interrupt for
+ all of tx, rx & err interrupts.
+
clocks:
description:
@@ -67,4 +74,14 @@ examples:
interrupts = <112 113 114>;
};
+ - |
+ asc0: serial@e0a00000 {
+ compatible = "intel,lgm-asc";
+ reg = <0xe0a00000 0x1000>;
+ interrupt-parent = <&ioapic1>;
+ interrupts = <128 1>;
+ clocks = <&cgu0 LGM_CLK_NOC4>, <&cgu0 LGM_GCLK_ASC0>;
+ clock-names = "freq", "asc";
+ };
+
...
--
2.11.0
