63 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)2%YAML 1.23---4$id: http://devicetree.org/schemas/dma/loongson,ls2x-apbdma.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: Loongson LS2X APB DMA controller8 9description:10 The Loongson LS2X APB DMA controller is used for transferring data11 between system memory and the peripherals on the APB bus.12 13maintainers:14 - Binbin Zhou <zhoubinbin@loongson.cn>15 16allOf:17 - $ref: dma-controller.yaml#18 19properties:20 compatible:21 oneOf:22 - const: loongson,ls2k1000-apbdma23 - items:24 - const: loongson,ls2k0500-apbdma25 - const: loongson,ls2k1000-apbdma26 27 reg:28 maxItems: 129 30 interrupts:31 maxItems: 132 33 clocks:34 maxItems: 135 36 '#dma-cells':37 const: 138 39required:40 - compatible41 - reg42 - interrupts43 - clocks44 - '#dma-cells'45 46additionalProperties: false47 48examples:49 - |50 #include <dt-bindings/interrupt-controller/irq.h>51 #include <dt-bindings/clock/loongson,ls2k-clk.h>52 53 dma-controller@1fe00c00 {54 compatible = "loongson,ls2k1000-apbdma";55 reg = <0x1fe00c00 0x8>;56 interrupt-parent = <&liointc1>;57 interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;58 clocks = <&clk LOONGSON2_APB_CLK>;59 #dma-cells = <1>;60 };61 62...63