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This patch adds support for ColdFire mcf5441x-family edma module. The ColdFire edma module is slightly different from fsl-edma, so a new driver is added. But most of the code is common between fsl-edma and mcf-edma so it has been collected into a separate common module fsl-edma-common (patch 1/3). Signed-off-by: Angelo Dureghello <angelo@sysam.it> Tested-by: Krzysztof Kozlowski <krzk@kernel.org> Signed-off-by: Vinod Koul <vkoul@kernel.org>
38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Freescale eDMA platform data, ColdFire SoC's family.
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*
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* Copyright (c) 2017 Angelo Dureghello <angelo@sysam.it>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __LINUX_PLATFORM_DATA_MCF_EDMA_H__
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#define __LINUX_PLATFORM_DATA_MCF_EDMA_H__
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struct dma_slave_map;
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bool mcf_edma_filter_fn(struct dma_chan *chan, void *param);
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#define MCF_EDMA_FILTER_PARAM(ch) ((void *)ch)
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/**
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* struct mcf_edma_platform_data - platform specific data for eDMA engine
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*
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* @ver The eDMA module version.
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* @dma_channels The number of eDMA channels.
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*/
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struct mcf_edma_platform_data {
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int dma_channels;
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const struct dma_slave_map *slave_map;
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int slavecnt;
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};
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#endif /* __LINUX_PLATFORM_DATA_MCF_EDMA_H__ */
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