1c66ec88fSEmmanuel Vadot# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2c66ec88fSEmmanuel Vadot%YAML 1.2 3c66ec88fSEmmanuel Vadot--- 4c66ec88fSEmmanuel Vadot$id: http://devicetree.org/schemas/serial/ingenic,uart.yaml# 5c66ec88fSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6c66ec88fSEmmanuel Vadot 7*8bab661aSEmmanuel Vadottitle: Ingenic SoCs UART controller 8c66ec88fSEmmanuel Vadot 9c66ec88fSEmmanuel Vadotmaintainers: 10c66ec88fSEmmanuel Vadot - Paul Cercueil <paul@crapouillou.net> 11c66ec88fSEmmanuel Vadot 126be33864SEmmanuel VadotallOf: 135956d97fSEmmanuel Vadot - $ref: serial.yaml# 146be33864SEmmanuel Vadot 15c66ec88fSEmmanuel Vadotproperties: 16c66ec88fSEmmanuel Vadot $nodename: 17c66ec88fSEmmanuel Vadot pattern: "^serial@[0-9a-f]+$" 18c66ec88fSEmmanuel Vadot 19c66ec88fSEmmanuel Vadot compatible: 20c66ec88fSEmmanuel Vadot oneOf: 21c66ec88fSEmmanuel Vadot - enum: 22c66ec88fSEmmanuel Vadot - ingenic,jz4740-uart 23*8bab661aSEmmanuel Vadot - ingenic,jz4750-uart 24c66ec88fSEmmanuel Vadot - ingenic,jz4760-uart 25c66ec88fSEmmanuel Vadot - ingenic,jz4780-uart 26c66ec88fSEmmanuel Vadot - ingenic,x1000-uart 27c66ec88fSEmmanuel Vadot - items: 28c66ec88fSEmmanuel Vadot - enum: 29c66ec88fSEmmanuel Vadot - ingenic,jz4770-uart 30c66ec88fSEmmanuel Vadot - ingenic,jz4775-uart 31c66ec88fSEmmanuel Vadot - const: ingenic,jz4760-uart 32c66ec88fSEmmanuel Vadot - items: 33c66ec88fSEmmanuel Vadot - const: ingenic,jz4725b-uart 34c66ec88fSEmmanuel Vadot - const: ingenic,jz4740-uart 35*8bab661aSEmmanuel Vadot - items: 36*8bab661aSEmmanuel Vadot - const: ingenic,jz4755-uart 37*8bab661aSEmmanuel Vadot - const: ingenic,jz4750-uart 38c66ec88fSEmmanuel Vadot 39c66ec88fSEmmanuel Vadot reg: 40c66ec88fSEmmanuel Vadot maxItems: 1 41c66ec88fSEmmanuel Vadot 42c66ec88fSEmmanuel Vadot interrupts: 43c66ec88fSEmmanuel Vadot maxItems: 1 44c66ec88fSEmmanuel Vadot 45c66ec88fSEmmanuel Vadot clocks: 46c66ec88fSEmmanuel Vadot items: 47c66ec88fSEmmanuel Vadot - description: Baud clock 48c66ec88fSEmmanuel Vadot - description: UART module clock 49c66ec88fSEmmanuel Vadot 50c66ec88fSEmmanuel Vadot clock-names: 51c66ec88fSEmmanuel Vadot items: 52c66ec88fSEmmanuel Vadot - const: baud 53c66ec88fSEmmanuel Vadot - const: module 54c66ec88fSEmmanuel Vadot 55c66ec88fSEmmanuel Vadot dmas: 56c66ec88fSEmmanuel Vadot items: 57c66ec88fSEmmanuel Vadot - description: DMA controller phandle and request line for RX 58c66ec88fSEmmanuel Vadot - description: DMA controller phandle and request line for TX 59c66ec88fSEmmanuel Vadot 60c66ec88fSEmmanuel Vadot dma-names: 61c66ec88fSEmmanuel Vadot items: 62c66ec88fSEmmanuel Vadot - const: rx 63c66ec88fSEmmanuel Vadot - const: tx 64c66ec88fSEmmanuel Vadot 65c66ec88fSEmmanuel Vadotrequired: 66c66ec88fSEmmanuel Vadot - compatible 67c66ec88fSEmmanuel Vadot - reg 68c66ec88fSEmmanuel Vadot - interrupts 69c66ec88fSEmmanuel Vadot - clocks 70c66ec88fSEmmanuel Vadot - clock-names 71c66ec88fSEmmanuel Vadot - dmas 72c66ec88fSEmmanuel Vadot - dma-names 73c66ec88fSEmmanuel Vadot 746be33864SEmmanuel VadotunevaluatedProperties: false 756be33864SEmmanuel Vadot 76c66ec88fSEmmanuel Vadotexamples: 77c66ec88fSEmmanuel Vadot - | 788cc087a1SEmmanuel Vadot #include <dt-bindings/clock/ingenic,jz4780-cgu.h> 79c66ec88fSEmmanuel Vadot #include <dt-bindings/dma/jz4780-dma.h> 80c66ec88fSEmmanuel Vadot #include <dt-bindings/gpio/gpio.h> 81c66ec88fSEmmanuel Vadot serial@10032000 { 82c66ec88fSEmmanuel Vadot compatible = "ingenic,jz4780-uart"; 83c66ec88fSEmmanuel Vadot reg = <0x10032000 0x100>; 84c66ec88fSEmmanuel Vadot 85c66ec88fSEmmanuel Vadot interrupt-parent = <&intc>; 86c66ec88fSEmmanuel Vadot interrupts = <49>; 87c66ec88fSEmmanuel Vadot 88c66ec88fSEmmanuel Vadot clocks = <&ext>, <&cgu JZ4780_CLK_UART2>; 89c66ec88fSEmmanuel Vadot clock-names = "baud", "module"; 90c66ec88fSEmmanuel Vadot 91c66ec88fSEmmanuel Vadot dmas = <&dma JZ4780_DMA_UART2_RX 0xffffffff>, 92c66ec88fSEmmanuel Vadot <&dma JZ4780_DMA_UART2_TX 0xffffffff>; 93c66ec88fSEmmanuel Vadot dma-names = "rx", "tx"; 94c66ec88fSEmmanuel Vadot 95c66ec88fSEmmanuel Vadot bluetooth { 96c66ec88fSEmmanuel Vadot compatible = "brcm,bcm4330-bt"; 97c66ec88fSEmmanuel Vadot reset-gpios = <&gpf 8 GPIO_ACTIVE_HIGH>; 982eb4d8dcSEmmanuel Vadot vbat-supply = <&wlan0_power>; 99c66ec88fSEmmanuel Vadot device-wakeup-gpios = <&gpf 5 GPIO_ACTIVE_HIGH>; 100c66ec88fSEmmanuel Vadot host-wakeup-gpios = <&gpf 6 GPIO_ACTIVE_HIGH>; 101c66ec88fSEmmanuel Vadot shutdown-gpios = <&gpf 4 GPIO_ACTIVE_LOW>; 102c66ec88fSEmmanuel Vadot }; 103c66ec88fSEmmanuel Vadot }; 104