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dt-bindings: serial: 8250: Add Loongson uart compatible

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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 <zhenghaowei@loongson.cn>
Signed-off-by: Haowei Zheng <zhenghaowei@loongson.cn>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Link: https://patch.msgid.link/2d858e9303d95a3e4909aa9c1379d4abbdc52cc2.1760166651.git.zhoubinbin@loongson.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Binbin Zhou
2025-10-11 15:16:47 +08:00
committed by Greg Kroah-Hartman
parent ab9a30d6fe
commit 7cf86b66e5
1 changed files with 14 additions and 0 deletions
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14
Documentation/devicetree/bindings/serial/8250.yaml
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@@ -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