Searched +full:dra7 +full:- +full:dma +full:- +full:crossbar (Results 1 – 2 of 2) sorted by relevance
| /linux/Documentation/devicetree/bindings/dma/ |
| H A D | ti-dma-crossbar.txt | 1 Texas Instruments DMA Crossbar (DMA request router)
4 - compatible: "ti,dra7-dma-crossbar" for DRA7xx DMA crossbar
5 "ti,am335x-edma-crossbar" for AM335x and AM437x
6 - reg: Memory map for accessing module
7 - #dma-cells: Should be set to match with the DMA controller's dma-cells
8 for ti,dra7-dma-crossbar and <3> for ti,am335x-edma-crossbar.
9 - dma-requests: Number of DMA requests the crossbar can receive
10 - dma-masters: phandle pointing to the DMA controller
12 The DMA controller node need to have the following poroperties:
13 - dma-requests: Number of DMA requests the controller can handle
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| /linux/drivers/dma/ti/ |
| H A D | dma-crossbar.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2015 Texas Instruments Incorporated - http://www.ti.com
25 .compatible = "ti,dra7-dma-crossbar",
29 .compatible = "ti,am335x-edma-crossbar",
35 /* Crossbar on AM335x/AM437x family */
44 u32 dma_requests; /* number of DMA requests on eDMA */
60 writeb_relaxed(val, iomem + (63 - event % 4)); in ti_am335x_xbar_write()
71 map->mux_val, map->dma_line); in ti_am335x_xbar_free()
73 ti_am335x_xbar_write(xbar->iomem, map->dma_line, 0); in ti_am335x_xbar_free()
80 struct platform_device *pdev = of_find_device_by_node(ofdma->of_node); in ti_am335x_xbar_route_allocate()
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