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Commit bb8c9505 authored by Russell King's avatar Russell King
Browse files

Merge branch 'sa11x0-dma' into sa11x0-ir

parents 3c500a35 7931d92f

arch/arm/mach-sa1100/generic.c

+25 −0
Original line number Diff line number Diff line
@@ -14,6 +14,7 @@ 
#include <linux/kernel.h>

#include <linux/init.h>

#include <linux/delay.h>

#include <linux/dma-mapping.h>

#include <linux/pm.h>

#include <linux/cpufreq.h>

#include <linux/ioport.h>
@@ -350,6 +351,29 @@ static struct platform_device sa11x0rtc_device = { 
	.id		= -1,

};



static struct resource sa11x0dma_resources[] = {

	DEFINE_RES_MEM(__PREG(DDAR(0)), 6 * DMASp),

	DEFINE_RES_IRQ(IRQ_DMA0),

	DEFINE_RES_IRQ(IRQ_DMA1),

	DEFINE_RES_IRQ(IRQ_DMA2),

	DEFINE_RES_IRQ(IRQ_DMA3),

	DEFINE_RES_IRQ(IRQ_DMA4),

	DEFINE_RES_IRQ(IRQ_DMA5),

};



static u64 sa11x0dma_dma_mask = DMA_BIT_MASK(32);



static struct platform_device sa11x0dma_device = {

	.name		= "sa11x0-dma",

	.id		= -1,

	.dev = {

		.dma_mask = &sa11x0dma_dma_mask,

		.coherent_dma_mask = 0xffffffff,

	},

	.num_resources	= ARRAY_SIZE(sa11x0dma_resources),

	.resource	= sa11x0dma_resources,

};



static struct platform_device *sa11x0_devices[] __initdata = {

	&sa11x0udc_device,

	&sa11x0uart1_device,
@@ -358,6 +382,7 @@ static struct platform_device *sa11x0_devices[] __initdata = { 
	&sa11x0pcmcia_device,

	&sa11x0fb_device,

	&sa11x0rtc_device,

	&sa11x0dma_device,

};



static int __init sa1100_init(void)

drivers/dma/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -252,6 +252,15 @@ config EP93XX_DMA 
	help

	  Enable support for the Cirrus Logic EP93xx M2P/M2M DMA controller.



config DMA_SA11X0

	tristate "SA-11x0 DMA support"

	depends on ARCH_SA1100

	select DMA_ENGINE

	help

	  Support the DMA engine found on Intel StrongARM SA-1100 and

	  SA-1110 SoCs.  This DMA engine can only be used with on-chip

	  devices.



config DMA_ENGINE

	bool

drivers/dma/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -27,3 +27,4 @@ obj-$(CONFIG_PL330_DMA) += pl330.o 
obj-$(CONFIG_PCH_DMA) += pch_dma.o

obj-$(CONFIG_AMBA_PL08X) += amba-pl08x.o

obj-$(CONFIG_EP93XX_DMA) += ep93xx_dma.o

obj-$(CONFIG_DMA_SA11X0) += sa11x0-dma.o

drivers/dma/sa11x0-dma.c

0 → 100644
+1109 −0

File added.

Preview size limit exceeded, changes collapsed.

include/linux/sa11x0-dma.h

0 → 100644
+24 −0
Original line number Diff line number Diff line 
/*

 * SA11x0 DMA Engine support

 *

 * Copyright (C) 2012 Russell King

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 */

#ifndef __LINUX_SA11X0_DMA_H

#define __LINUX_SA11X0_DMA_H



struct dma_chan;



#if defined(CONFIG_DMA_SA11X0) || defined(CONFIG_DMA_SA11X0_MODULE)

bool sa11x0_dma_filter_fn(struct dma_chan *, void *);

#else

static inline bool sa11x0_dma_filter_fn(struct dma_chan *c, void *d)

{

	return false;

}

#endif



#endif