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a3633fe7aa
This patch adds dmaengine supporting using sh_dma driver. The module receives data by DMAC, it also needs TX DMAC to generate SPI's clocks. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
32 lines
976 B
C
32 lines
976 B
C
/*
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* Renesas SPI driver
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*
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* Copyright (C) 2012 Renesas Solutions Corp.
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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 as published by
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* the Free Software Foundation; version 2 of the License.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __LINUX_SPI_RENESAS_SPI_H__
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#define __LINUX_SPI_RENESAS_SPI_H__
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struct rspi_plat_data {
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unsigned int dma_tx_id;
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unsigned int dma_rx_id;
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unsigned dma_width_16bit:1; /* DMAC read/write width = 16-bit */
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};
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#endif
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