sh: dmaengine support for sh7724.

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>

2 files changed, 19 insertions, 4 deletions

diff --git a/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h b/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h
index f0886bc880e0..c4ed660c14cf 100644
--- a/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h
+++ b/arch/sh/include/cpu-sh4/cpu/dma-sh4a.h
@@ -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*/
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
index a52f35117e82..d32f96c1cc15 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c
@@ -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,