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-rw-r--r--dts/Bindings/serial/amlogic,meson-uart.yaml36
1 files changed, 27 insertions, 9 deletions
diff --git a/dts/Bindings/serial/amlogic,meson-uart.yaml b/dts/Bindings/serial/amlogic,meson-uart.yaml
index 72e8868db3..2e189e5483 100644
--- a/dts/Bindings/serial/amlogic,meson-uart.yaml
+++ b/dts/Bindings/serial/amlogic,meson-uart.yaml
@@ -2,13 +2,13 @@
# Copyright 2019 BayLibre, SAS
%YAML 1.2
---
-$id: "http://devicetree.org/schemas/serial/amlogic,meson-uart.yaml#"
-$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+$id: http://devicetree.org/schemas/serial/amlogic,meson-uart.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Amlogic Meson SoC UART Serial Interface
maintainers:
- - Neil Armstrong <narmstrong@baylibre.com>
+ - Neil Armstrong <neil.armstrong@linaro.org>
description: |
The Amlogic Meson SoC UART Serial Interface is present on a large range
@@ -19,6 +19,9 @@ description: |
is active since power-on and does not need any clock gating and is usable
as very early serial console.
+allOf:
+ - $ref: serial.yaml#
+
properties:
compatible:
oneOf:
@@ -30,6 +33,12 @@ properties:
- amlogic,meson8b-uart
- amlogic,meson-gx-uart
- amlogic,meson-s4-uart
+ - amlogic,meson-a1-uart
+ - const: amlogic,meson-ao-uart
+ - description: Always-on power domain UART controller on G12A SoCs
+ items:
+ - const: amlogic,meson-g12a-uart
+ - const: amlogic,meson-gx-uart
- const: amlogic,meson-ao-uart
- description: Everything-Else power domain UART controller
enum:
@@ -38,6 +47,15 @@ properties:
- amlogic,meson8b-uart
- amlogic,meson-gx-uart
- amlogic,meson-s4-uart
+ - amlogic,meson-a1-uart
+ - description: Everything-Else power domain UART controller on G12A SoCs
+ items:
+ - const: amlogic,meson-g12a-uart
+ - const: amlogic,meson-gx-uart
+ - description: UART controller on S4 compatible SoCs
+ items:
+ - const: amlogic,t7-uart
+ - const: amlogic,meson-s4-uart
reg:
maxItems: 1
@@ -69,14 +87,14 @@ required:
- clocks
- clock-names
-additionalProperties: false
+unevaluatedProperties: false
examples:
- |
serial@84c0 {
- compatible = "amlogic,meson-gx-uart";
- reg = <0x84c0 0x14>;
- interrupts = <26>;
- clocks = <&xtal>, <&pclk>, <&xtal>;
- clock-names = "xtal", "pclk", "baud";
+ compatible = "amlogic,meson-gx-uart";
+ reg = <0x84c0 0x14>;
+ interrupts = <26>;
+ clocks = <&xtal>, <&pclk>, <&xtal>;
+ clock-names = "xtal", "pclk", "baud";
};