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authorRong Zhang <rongrong@oss.cipunited.com>2026-03-15 21:42:56 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2026-03-30 18:36:20 +0300
commit17fb51a90efc0b0f756c52bed241d17cfedd0cab (patch)
tree53939f953002093572dc1c6a98a43213dcad0021
parentc8f3ac729f827b655e0a239a3967b47c9dfce606 (diff)
downloadlinux-17fb51a90efc0b0f756c52bed241d17cfedd0cab.tar.xz
dt-bindings: serial: 8250: Add Loongson 3A4000 uart compatible
The UART controller on Loongson 3A4000 is compatible with Loongson 2K1500, which is NS16550A-compatible with an additional fractional frequency divisor register. Add loongson,ls3a4000-uart as compatible with loongson,ls2k1500-uart. Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Signed-off-by: Rong Zhang <rongrong@oss.cipunited.com> Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Link: https://patch.msgid.link/20260315184301.412844-2-rongrong@oss.cipunited.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--Documentation/devicetree/bindings/serial/8250.yaml1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml
index 73851f19330d..1d1f2a22776c 100644
--- a/Documentation/devicetree/bindings/serial/8250.yaml
+++ b/Documentation/devicetree/bindings/serial/8250.yaml
@@ -179,6 +179,7 @@ properties:
- const: ns16550a
- items:
- enum:
+ - loongson,ls3a4000-uart
- loongson,ls3a5000-uart
- loongson,ls3a6000-uart
- loongson,ls2k2000-uart