104 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/serial/ingenic,uart.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Ingenic SoCs UART controller8 9maintainers:10 - Paul Cercueil <paul@crapouillou.net>11 12allOf:13 - $ref: serial.yaml#14 15properties:16 $nodename:17 pattern: "^serial@[0-9a-f]+$"18 19 compatible:20 oneOf:21 - enum:22 - ingenic,jz4740-uart23 - ingenic,jz4750-uart24 - ingenic,jz4760-uart25 - ingenic,jz4780-uart26 - ingenic,x1000-uart27 - items:28 - enum:29 - ingenic,jz4770-uart30 - ingenic,jz4775-uart31 - const: ingenic,jz4760-uart32 - items:33 - const: ingenic,jz4725b-uart34 - const: ingenic,jz4740-uart35 - items:36 - const: ingenic,jz4755-uart37 - const: ingenic,jz4750-uart38 39 reg:40 maxItems: 141 42 interrupts:43 maxItems: 144 45 clocks:46 items:47 - description: Baud clock48 - description: UART module clock49 50 clock-names:51 items:52 - const: baud53 - const: module54 55 dmas:56 items:57 - description: DMA controller phandle and request line for RX58 - description: DMA controller phandle and request line for TX59 60 dma-names:61 items:62 - const: rx63 - const: tx64 65required:66 - compatible67 - reg68 - interrupts69 - clocks70 - clock-names71 - dmas72 - dma-names73 74unevaluatedProperties: false75 76examples:77 - |78 #include <dt-bindings/clock/ingenic,jz4780-cgu.h>79 #include <dt-bindings/dma/jz4780-dma.h>80 #include <dt-bindings/gpio/gpio.h>81 serial@10032000 {82 compatible = "ingenic,jz4780-uart";83 reg = <0x10032000 0x100>;84 85 interrupt-parent = <&intc>;86 interrupts = <49>;87 88 clocks = <&ext>, <&cgu JZ4780_CLK_UART2>;89 clock-names = "baud", "module";90 91 dmas = <&dma JZ4780_DMA_UART2_RX 0xffffffff>,92 <&dma JZ4780_DMA_UART2_TX 0xffffffff>;93 dma-names = "rx", "tx";94 95 bluetooth {96 compatible = "brcm,bcm4330-bt";97 reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>;98 vbat-supply = <&wlan0_power>;99 device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>;100 host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>;101 shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>;102 };103 };104