* [PATCH] dt-bindings: serial: amlogic,meson-uart: Add compatible string for A9
@ 2026-03-03 10:05 Xianwei Zhao via B4 Relay
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From: Xianwei Zhao via B4 Relay @ 2026-03-03 10:05 UTC (permalink / raw)
To: Greg Kroah-Hartman, Jiri Slaby, Rob Herring, Krzysztof Kozlowski,
Conor Dooley, Neil Armstrong, Kevin Hilman, Jerome Brunet,
Martin Blumenstingl
Cc: linux-kernel, linux-serial, devicetree, linux-arm-kernel,
linux-amlogic, Krzysztof Kozlowski, Xianwei Zhao
From: Xianwei Zhao <xianwei.zhao@amlogic.com>
Amlogic A9 SoCs uses the same UART controller as S4 SoCs.
There is no need for an extra compatible line in the driver,
but add A9 compatible line for documentation.
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
This patch is from the submission below(patch 2/3).
https://lore.kernel.org/all/20260205-a9-baisc-dts-v1-0-1212b46f95a7@amlogic.com/
It is just sent again separately since it goes via the tty tree
---
Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
index d8ad1bb6172d..a2702319685d 100644
--- a/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/amlogic,meson-uart.yaml
@@ -56,6 +56,7 @@ properties:
items:
- enum:
- amlogic,a4-uart
+ - amlogic,a9-uart
- amlogic,s6-uart
- amlogic,s7-uart
- amlogic,s7d-uart
---
base-commit: 6de23f81a5e08be8fbf5e8d7e9febc72a5b5f27f
change-id: 20260303-serial-binding-fd9148447176
Best regards,
--
Xianwei Zhao <xianwei.zhao@amlogic.com>
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