From 7cf86b66e5628c55899e7b00ce5015b3f2750f35 Mon Sep 17 00:00:00 2001 From: Binbin Zhou Date: Sat, 11 Oct 2025 15:16:47 +0800 Subject: [PATCH] dt-bindings: serial: 8250: Add Loongson uart compatible The Loongson family have a mostly NS16550A-compatible UART and High-Speed UART hardware with the exception of custom frequency divider latch settings register. Co-developed-by: Haowei Zheng Signed-off-by: Haowei Zheng Acked-by: Conor Dooley Signed-off-by: Binbin Zhou Reviewed-by: Huacai Chen Link: https://patch.msgid.link/2d858e9303d95a3e4909aa9c1379d4abbdc52cc2.1760166651.git.zhoubinbin@loongson.cn Signed-off-by: Greg Kroah-Hartman --- Documentation/devicetree/bindings/serial/8250.yaml | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml index b243afa69a1ae..167ddcbd88005 100644 --- a/Documentation/devicetree/bindings/serial/8250.yaml +++ b/Documentation/devicetree/bindings/serial/8250.yaml @@ -125,6 +125,8 @@ properties: - nxp,lpc1850-uart - opencores,uart16550-rtlsvn105 - ti,da830-uart + - loongson,ls2k0500-uart + - loongson,ls2k1500-uart - const: ns16550a - items: - enum: @@ -169,6 +171,18 @@ properties: - nvidia,tegra194-uart - nvidia,tegra234-uart - const: nvidia,tegra20-uart + - items: + - enum: + - loongson,ls2k1000-uart + - const: loongson,ls2k0500-uart + - const: ns16550a + - items: + - enum: + - loongson,ls3a5000-uart + - loongson,ls3a6000-uart + - loongson,ls2k2000-uart + - const: loongson,ls2k1500-uart + - const: ns16550a reg: maxItems: 1 -- 2.47.3