diff options
Diffstat (limited to 'Documentation/devicetree/bindings/dma/ti/k3-udma.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/dma/ti/k3-udma.yaml | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml index dd70ddab4fd1..b18cf2bfdb5b 100644 --- a/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml +++ b/Documentation/devicetree/bindings/dma/ti/k3-udma.yaml @@ -1,13 +1,15 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2019 Texas Instruments Incorporated +# Author: Peter Ujfalusi <peter.ujfalusi@ti.com> %YAML 1.2 --- $id: http://devicetree.org/schemas/dma/ti/k3-udma.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Texas Instruments K3 NAVSS Unified DMA Device Tree Bindings +title: Texas Instruments K3 NAVSS Unified DMA maintainers: - - Peter Ujfalusi <peter.ujfalusi@ti.com> + - Peter Ujfalusi <peter.ujfalusi@gmail.com> description: | The UDMA-P is intended to perform similar (but significantly upgraded) @@ -41,7 +43,8 @@ description: | configuration of the legacy peripheral. allOf: - - $ref: "../dma-controller.yaml#" + - $ref: ../dma-controller.yaml# + - $ref: /schemas/arm/keystone/ti,k3-sci-common.yaml# properties: "#dma-cells": @@ -66,24 +69,27 @@ properties: - ti,j721e-navss-mcu-udmap reg: - maxItems: 3 + minItems: 3 + items: + - description: UDMA-P Control /Status Registers region + - description: RX Channel Realtime Registers region + - description: TX Channel Realtime Registers region + - description: TX Configuration Registers region + - description: RX Configuration Registers region + - description: RX Flow Configuration Registers region reg-names: + minItems: 3 items: - const: gcfg - const: rchanrt - const: tchanrt + - const: tchan + - const: rchan + - const: rflow msi-parent: true - ti,sci: - description: phandle to TI-SCI compatible System controller node - $ref: /schemas/types.yaml#/definitions/phandle - - ti,sci-dev-id: - description: TI-SCI device id of UDMAP - $ref: /schemas/types.yaml#/definitions/uint32 - ti,ringacc: description: phandle to the ring accelerator node $ref: /schemas/types.yaml#/definitions/phandle @@ -141,6 +147,8 @@ then: required: - ti,udma-atype +unevaluatedProperties: false + examples: - |+ cbass_main { @@ -161,8 +169,11 @@ examples: compatible = "ti,am654-navss-main-udmap"; reg = <0x0 0x31150000 0x0 0x100>, <0x0 0x34000000 0x0 0x100000>, - <0x0 0x35000000 0x0 0x100000>; - reg-names = "gcfg", "rchanrt", "tchanrt"; + <0x0 0x35000000 0x0 0x100000>, + <0x0 0x30b00000 0x0 0x20000>, + <0x0 0x30c00000 0x0 0x8000>, + <0x0 0x30d00000 0x0 0x4000>; + reg-names = "gcfg", "rchanrt", "tchanrt", "tchan", "rchan", "rflow"; #dma-cells = <1>; ti,ringacc = <&ringacc>; |