sh: activate runtime PM for dmaengine on sh7722 and sh7724

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/kernel/cpu/sh4a/setup-sh7722.c

@@ -163,6 +163,9 @@ struct platform_device dma_device = {
 	.dev		= {
 		.platform_data	= &dma_platform_data,
 	},
+	.archdata = {
+		.hwblk_id = HWBLK_DMAC,
+	},
 };
 
 /* Serial */

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

@@ -189,6 +189,9 @@ static struct platform_device dma0_device = {
 	.dev		= {
 		.platform_data	= &dma0_platform_data,
 	},
+	.archdata = {
+		.hwblk_id = HWBLK_DMAC0,
+	},
 };
 
 static struct platform_device dma1_device = {
@@ -199,6 +202,9 @@ static struct platform_device dma1_device = {
 	.dev		= {
 		.platform_data	= &dma1_platform_data,
 	},
+	.archdata = {
+		.hwblk_id = HWBLK_DMAC1,
+	},
 };
 
 /* Serial */