1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright 2019 Unisoc Inc.
5 $id: "http://devicetree.org/schemas/serial/sprd-uart.yaml#"
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
8 title: Spreadtrum serial UART
11 - Orson Zhai <orsonzhai@gmail.com>
12 - Baolin Wang <baolin.wang7@gmail.com>
13 - Chunyan Zhang <zhang.lyra@gmail.com>
23 - const: sprd,sc9836-uart
24 - const: sprd,sc9836-uart
38 "enable" for UART module enable clock, "uart" for UART clock, "source"
39 for UART source (parent) clock.
60 additionalProperties: false
64 #include <dt-bindings/interrupt-controller/arm-gic.h>
66 compatible = "sprd,sc9860-uart", "sprd,sc9836-uart";
68 interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
69 dma-names = "rx", "tx";
70 dmas = <&ap_dma 19>, <&ap_dma 20>;
71 clock-names = "enable", "uart", "source";
72 clocks = <&clk_ap_apb_gates 9>, <&clk_uart0>, <&ext_26m>;