allwinner,sun50i-a64-de2.yaml (1903B)
1# SPDX-License-Identifier: GPL-2.0 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/bus/allwinner,sun50i-a64-de2.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Allwinner A64 Display Engine Bus Device Tree Bindings 8 9maintainers: 10 - Chen-Yu Tsai <wens@csie.org> 11 - Maxime Ripard <mripard@kernel.org> 12 13properties: 14 $nodename: 15 pattern: "^bus(@[0-9a-f]+)?$" 16 17 "#address-cells": 18 const: 1 19 20 "#size-cells": 21 const: 1 22 23 compatible: 24 oneOf: 25 - const: allwinner,sun50i-a64-de2 26 - items: 27 - const: allwinner,sun50i-h6-de3 28 - const: allwinner,sun50i-a64-de2 29 30 reg: 31 maxItems: 1 32 33 allwinner,sram: 34 description: 35 The SRAM that needs to be claimed to access the display engine 36 bus. 37 $ref: /schemas/types.yaml#/definitions/phandle-array 38 items: 39 - items: 40 - description: phandle to SRAM 41 - description: register value for device 42 43 ranges: true 44 45patternProperties: 46 # All other properties should be child nodes with unit-address and 'reg' 47 "^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-fA-F]+$": 48 type: object 49 properties: 50 reg: 51 maxItems: 1 52 53 required: 54 - reg 55 56required: 57 - compatible 58 - reg 59 - "#address-cells" 60 - "#size-cells" 61 - ranges 62 - allwinner,sram 63 64additionalProperties: false 65 66examples: 67 - | 68 bus@1000000 { 69 compatible = "allwinner,sun50i-a64-de2"; 70 reg = <0x1000000 0x400000>; 71 allwinner,sram = <&de2_sram 1>; 72 #address-cells = <1>; 73 #size-cells = <1>; 74 ranges = <0 0x1000000 0x400000>; 75 76 display_clocks: clock@0 { 77 compatible = "allwinner,sun50i-a64-de2-clk"; 78 reg = <0x0 0x100000>; 79 clocks = <&ccu 52>, <&ccu 99>; 80 clock-names = "bus", "mod"; 81 resets = <&ccu 30>; 82 #clock-cells = <1>; 83 #reset-cells = <1>; 84 }; 85 }; 86 87...