| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/serial/ingenic,uart.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: Ingenic SoCs UART controller |
| 8 | |
| 9 | maintainers: |
| 10 | - Paul Cercueil <paul@crapouillou.net> |
| 11 | |
| 12 | allOf: |
| 13 | - $ref: serial.yaml# |
| 14 | |
| 15 | properties: |
| 16 | $nodename: |
| 17 | pattern: "^serial@[0-9a-f]+$" |
| 18 | |
| 19 | compatible: |
| 20 | oneOf: |
| 21 | - enum: |
| 22 | - ingenic,jz4740-uart |
| 23 | - ingenic,jz4750-uart |
| 24 | - ingenic,jz4760-uart |
| 25 | - ingenic,jz4780-uart |
| 26 | - ingenic,x1000-uart |
| 27 | - items: |
| 28 | - enum: |
| 29 | - ingenic,jz4770-uart |
| 30 | - ingenic,jz4775-uart |
| 31 | - const: ingenic,jz4760-uart |
| 32 | - items: |
| 33 | - const: ingenic,jz4725b-uart |
| 34 | - const: ingenic,jz4740-uart |
| 35 | - items: |
| 36 | - const: ingenic,jz4755-uart |
| 37 | - const: ingenic,jz4750-uart |
| 38 | |
| 39 | reg: |
| 40 | maxItems: 1 |
| 41 | |
| 42 | interrupts: |
| 43 | maxItems: 1 |
| 44 | |
| 45 | clocks: |
| 46 | items: |
| 47 | - description: Baud clock |
| 48 | - description: UART module clock |
| 49 | |
| 50 | clock-names: |
| 51 | items: |
| 52 | - const: baud |
| 53 | - const: module |
| 54 | |
| 55 | dmas: |
| 56 | items: |
| 57 | - description: DMA controller phandle and request line for RX |
| 58 | - description: DMA controller phandle and request line for TX |
| 59 | |
| 60 | dma-names: |
| 61 | items: |
| 62 | - const: rx |
| 63 | - const: tx |
| 64 | |
| 65 | required: |
| 66 | - compatible |
| 67 | - reg |
| 68 | - interrupts |
| 69 | - clocks |
| 70 | - clock-names |
| 71 | - dmas |
| 72 | - dma-names |
| 73 | |
| 74 | unevaluatedProperties: false |
| 75 | |
| 76 | examples: |
| 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 | }; |