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Commit 39b27f4c authored by Guennadi Liakhovetski's avatar Guennadi Liakhovetski Committed by Paul Mundt
Browse files

sh: dmaengine support for sh7724. 



Add a dmaengine platform device to sh7724, fix DMA channel interrupt numbers.

Signed-off-by: default avatarGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: default avatarNobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 718deb6b

arch/sh/include/cpu-sh4/cpu/dma-sh4a.h

+4 −4
Original line number Diff line number Diff line
@@ -19,10 +19,10 @@ 
#elif defined(CONFIG_CPU_SUBTYPE_SH7723) || \

      defined(CONFIG_CPU_SUBTYPE_SH7724)

#define DMTE0_IRQ	48	/* DMAC0A*/

#define DMTE4_IRQ	40	/* DMAC0B */

#define DMTE6_IRQ	42

#define DMTE8_IRQ	76	/* DMAC1A */

#define DMTE9_IRQ	77

#define DMTE4_IRQ	76	/* DMAC0B */

#define DMTE6_IRQ	40

#define DMTE8_IRQ	42	/* DMAC1A */

#define DMTE9_IRQ	43

#define DMTE10_IRQ	72	/* DMAC1B */

#define DMTE11_IRQ	73

#define DMAE0_IRQ	78	/* DMA Error IRQ*/

arch/sh/kernel/cpu/sh4a/setup-sh7724.c

+15 −0
Original line number Diff line number Diff line
@@ -23,9 +23,23 @@ 
#include <linux/notifier.h>

#include <asm/suspend.h>

#include <asm/clock.h>

#include <asm/dma-sh.h>

#include <asm/mmzone.h>

#include <cpu/sh7724.h>



/* DMA */

static struct sh_dmae_pdata dma_platform_data = {

	.mode = SHDMA_DMAOR1,

};



static struct platform_device dma_device = {

	.name	= "sh-dma-engine",

	.id		= -1,

	.dev	= {

		.platform_data	= &dma_platform_data,

	},

};



/* Serial */

static struct plat_sci_port scif0_platform_data = {

	.mapbase        = 0xffe00000,
@@ -649,6 +663,7 @@ static struct platform_device *sh7724_devices[] __initdata = { 
	&tmu3_device,

	&tmu4_device,

	&tmu5_device,

	&dma_device,

	&rtc_device,

	&iic0_device,

	&iic1_device,