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sh: dmaengine support for sh7724.

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

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Guennadi Liakhovetski 2009-12-17 14:18:27 +09:00 • committed by Paul Mundt
parent 718deb6b61
commit 39b27f4cc3
2 changed files with 19 additions and 4 deletions
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8
arch/sh/include/cpu-sh4/cpu/dma-sh4a.h
View file

@ -19,10 +19,10 @@
#elif defined(CONFIG_CPU_SUBTYPE_SH7723) || \ #elif defined(CONFIG_CPU_SUBTYPE_SH7723) || \
defined(CONFIG_CPU_SUBTYPE_SH7724) defined(CONFIG_CPU_SUBTYPE_SH7724)
#define DMTE0_IRQ 48 /* DMAC0A*/ #define DMTE0_IRQ 48 /* DMAC0A*/
#define DMTE4_IRQ 40 /* DMAC0B */ #define DMTE4_IRQ 76 /* DMAC0B */
#define DMTE6_IRQ 42 #define DMTE6_IRQ 40
#define DMTE8_IRQ 76 /* DMAC1A */ #define DMTE8_IRQ 42 /* DMAC1A */
#define DMTE9_IRQ 77 #define DMTE9_IRQ 43
#define DMTE10_IRQ 72 /* DMAC1B */ #define DMTE10_IRQ 72 /* DMAC1B */
#define DMTE11_IRQ 73 #define DMTE11_IRQ 73
#define DMAE0_IRQ 78 /* DMA Error IRQ*/ #define DMAE0_IRQ 78 /* DMA Error IRQ*/

15
arch/sh/kernel/cpu/sh4a/setup-sh7724.c
View file

@ -23,9 +23,23 @@
#include <linux/notifier.h> #include <linux/notifier.h>
#include <asm/suspend.h> #include <asm/suspend.h>
#include <asm/clock.h> #include <asm/clock.h>
#include <asm/dma-sh.h>
#include <asm/mmzone.h> #include <asm/mmzone.h>
#include <cpu/sh7724.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 */ /* Serial */
static struct plat_sci_port scif0_platform_data = { static struct plat_sci_port scif0_platform_data = {
.mapbase = 0xffe00000, .mapbase = 0xffe00000,
@ -649,6 +663,7 @@ static struct platform_device *sh7724_devices[] __initdata = {
&tmu3_device, &tmu3_device,
&tmu4_device, &tmu4_device,
&tmu5_device, &tmu5_device,
&dma_device,
&rtc_device, &rtc_device,
&iic0_device, &iic0_device,
&iic1_device, &iic1_device,