[PATCH v2 1/2] Add ZTE LRX UART driver

liu.qingtao2 at zte.com.cn liu.qingtao2 at zte.com.cn
Wed May 13 01:46:51 PDT 2026


>From 08610be731b6fc3919d5eebfd2ff9d67f38a094c Mon Sep 17 00:00:00 2001
From: Wenhong Liu <liu.wenhong35 at zte.com.cn>
Date: Tue, 28 Apr 2026 22:30:31 +0800
Subject: [PATCH v2 1/2] dt-bindings: serial: Add zte,lrx-uart

Add devicetree binding for ZTE LRX UART controller.

Co-developed-by: Qingtao Liu <liu.qingtao2 at zte.com.cn>
Signed-off-by: Qingtao Liu <liu.qingtao2 at zte.com.cn>
Signed-off-by: Wenhong Liu <liu.wenhong35 at zte.com.cn>
---
../bindings/serial/zte,lrx-uart.yaml         | 51 +++++++++++++++++++
MAINTAINERS                                   |  8 +++
2 files changed, 59 insertions(+)
create mode 100644 Documentation/devicetree/bindings/serial/zte,lrx-uart.yaml

diff --git a/Documentation/devicetree/bindings/serial/zte,lrx-uart.yaml b/Documentation/devicetree/bindings/serial/zte,lrx-uart.yaml
new file mode 100644
index 000000000000..20f470f04257
--- /dev/null
+++ b/Documentation/devicetree/bindings/serial/zte,lrx-uart.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/serial/zte,lrx-uart.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: ZTE LRX UART
+
+maintainers:
+  - Wenhong Liu <liu.wenhong35 at zte.com.cn>
+  - Qingtao Liu <liu.qingtao2 at zte.com.cn>
+
+allOf:
+  - $ref: serial.yaml#
+
+properties:
+  compatible:
+    const: zte,lrx-uart
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  current-speed:
+    description:
+      Initial baud rate configuration for the UART. This is a required
+      property to configure the serial port baud rate at boot time.
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - current-speed
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    serial at e0001800 {
+      compatible = "zte,lrx-uart";
+      reg = <0xe0001800 0x100>;
+      interrupts = <18>;
+      clocks = <&clk_uart0>;
+      current-speed = <115200>;
+    };
diff --git a/MAINTAINERS b/MAINTAINERS
index 0dfad67f66c0..79be2dde3b71 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -29494,6 +29494,14 @@ F: include/linux/zswap.h
F: mm/zswap.c
F: tools/testing/selftests/cgroup/test_zswap.c

+ZTE LRX SERIAL DRIVER
+M: Wenhong Liu <liu.wenhong35 at zte.com.cn>
+R: Qingtao Liu <liu.qingtao2 at zte.com.cn>
+L: linux-serial at vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/serial/zte,lrx-uart.yaml
+F: drivers/tty/serial/lrx_uart.c
+
SENARYTECH AUDIO CODEC DRIVER
M: bo liu <bo.liu at senarytech.com>
S: Maintained
--
2.27.0



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