[PATCH v3 1/7] dt-bindings: serial: 8250: aspeed: add compatible string for ast2600
From: Grégoire Layet
Date: Tue Jun 23 2026 - 10:30:13 EST
The ast2600 was using the ast2500 vuart compatible string.
This change makes it possible to have ast2600-specific properties.
Signed-off-by: Grégoire Layet <gregoire.layet@xxxxxxxxxxxxx>
---
.../devicetree/bindings/serial/8250.yaml | 20 +++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml
index bb7b9c87a807..3cbd0f532e15 100644
--- a/Documentation/devicetree/bindings/serial/8250.yaml
+++ b/Documentation/devicetree/bindings/serial/8250.yaml
@@ -23,7 +23,9 @@ allOf:
then:
properties:
compatible:
- const: aspeed,ast2500-vuart
+ anyOf:
+ - const: aspeed,ast2500-vuart
+ - const: aspeed,ast2600-vuart
- if:
properties:
compatible:
@@ -287,17 +289,19 @@ properties:
aspeed,sirq-polarity-sense:
$ref: /schemas/types.yaml#/definitions/phandle-array
description: |
- Phandle to aspeed,ast2500-scu compatible syscon alongside register
- offset and bit number to identify how the SIRQ polarity should be
- configured. One possible data source is the LPC/eSPI mode bit. Only
- applicable to aspeed,ast2500-vuart.
+ Phandle to aspeed,ast2500-scu or aspeed,ast2600-scu compatible syscon
+ alongside register offset and bit number to identify how the SIRQ
+ polarity should be configured. One possible data source is the LPC/eSPI
+ mode bit. Only applicable to aspeed,ast2500-vuart and
+ aspeed,ast2600-vuart.
deprecated: true
aspeed,lpc-io-reg:
$ref: /schemas/types.yaml#/definitions/uint32-array
maxItems: 1
description: |
- The VUART LPC address. Only applicable to aspeed,ast2500-vuart.
+ The VUART LPC address. Only applicable to aspeed,ast2500-vuart and
+ aspeed,ast2600-vuart.
aspeed,lpc-interrupts:
$ref: /schemas/types.yaml#/definitions/uint32-array
@@ -305,8 +309,8 @@ properties:
maxItems: 2
description: |
A 2-cell property describing the VUART SIRQ number and SIRQ
- polarity (IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_LEVEL_HIGH). Only
- applicable to aspeed,ast2500-vuart.
+ polarity (IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_LEVEL_HIGH). Only
+ applicable to aspeed,ast2500-vuart and aspeed,ast2600-vuart.
required:
- reg
--
2.54.0