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82906b13a6
Platform data for device drivers should be defined in include/linux/platform_data/*.h, not in the architecture and platform specific directories. This moves such data out of the imx include directories Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com> Acked-by: Sascha Hauer <kernel@pengutronix.de> Acked-by: Vinod Koul <vinod.koul@linux.intel.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Dan Williams <djbw@fb.com> Cc: "Ben Dooks (embedded platforms)" <ben-linux@fluff.org> Cc: "Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de> Cc: Chris Ball <cjb@laptop.org> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Alan Cox <alan@linux.intel.com> Cc: Felipe Balbi <balbi@ti.com> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: Liam Girdwood <lrg@ti.com> Cc: Javier Martin <javier.martin@vista-silicon.com> Cc: Shawn Guo <shawn.guo@linaro.org> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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* Copyright 2004-2009 Freescale Semiconductor, Inc. All Rights Reserved.
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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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#ifndef __ASM_ARCH_MXC_DMA_H__
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#define __ASM_ARCH_MXC_DMA_H__
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#include <linux/scatterlist.h>
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#include <linux/device.h>
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#include <linux/dmaengine.h>
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/*
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* This enumerates peripheral types. Used for SDMA.
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*/
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enum sdma_peripheral_type {
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IMX_DMATYPE_SSI, /* MCU domain SSI */
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IMX_DMATYPE_SSI_SP, /* Shared SSI */
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IMX_DMATYPE_MMC, /* MMC */
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IMX_DMATYPE_SDHC, /* SDHC */
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IMX_DMATYPE_UART, /* MCU domain UART */
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IMX_DMATYPE_UART_SP, /* Shared UART */
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IMX_DMATYPE_FIRI, /* FIRI */
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IMX_DMATYPE_CSPI, /* MCU domain CSPI */
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IMX_DMATYPE_CSPI_SP, /* Shared CSPI */
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IMX_DMATYPE_SIM, /* SIM */
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IMX_DMATYPE_ATA, /* ATA */
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IMX_DMATYPE_CCM, /* CCM */
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IMX_DMATYPE_EXT, /* External peripheral */
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IMX_DMATYPE_MSHC, /* Memory Stick Host Controller */
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IMX_DMATYPE_MSHC_SP, /* Shared Memory Stick Host Controller */
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IMX_DMATYPE_DSP, /* DSP */
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IMX_DMATYPE_MEMORY, /* Memory */
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IMX_DMATYPE_FIFO_MEMORY,/* FIFO type Memory */
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IMX_DMATYPE_SPDIF, /* SPDIF */
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IMX_DMATYPE_IPU_MEMORY, /* IPU Memory */
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IMX_DMATYPE_ASRC, /* ASRC */
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IMX_DMATYPE_ESAI, /* ESAI */
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};
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enum imx_dma_prio {
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DMA_PRIO_HIGH = 0,
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DMA_PRIO_MEDIUM = 1,
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DMA_PRIO_LOW = 2
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};
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struct imx_dma_data {
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int dma_request; /* DMA request line */
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enum sdma_peripheral_type peripheral_type;
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int priority;
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};
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static inline int imx_dma_is_ipu(struct dma_chan *chan)
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{
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return !strcmp(dev_name(chan->device->dev), "ipu-core");
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}
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static inline int imx_dma_is_general_purpose(struct dma_chan *chan)
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{
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return strstr(dev_name(chan->device->dev), "sdma") ||
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!strcmp(dev_name(chan->device->dev), "imx-dma");
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}
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#endif
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