ARM: DRA7: hwmod: remove interrupts for DMA

DMA interrupts are now available in of, and the definitions are
duplicates in hwmod. This prevents us from dynamically allocating
interrupt resources for dma from devicetree.
Signed-off-by: NNishanth Menon <nm@ti.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/omap_hwmod_7xx_data.c

@@ -343,19 +343,10 @@ static struct omap_dma_dev_attr dma_dev_attr = {
 };
 
 /* dma_system */
-static struct omap_hwmod_irq_info dra7xx_dma_system_irqs[] = {
-	{ .name = "0", .irq = 12 + DRA7XX_IRQ_GIC_START },
-	{ .name = "1", .irq = 13 + DRA7XX_IRQ_GIC_START },
-	{ .name = "2", .irq = 14 + DRA7XX_IRQ_GIC_START },
-	{ .name = "3", .irq = 15 + DRA7XX_IRQ_GIC_START },
-	{ .irq = -1 }
-};
-
 static struct omap_hwmod dra7xx_dma_system_hwmod = {
 	.name		= "dma_system",
 	.class		= &dra7xx_dma_hwmod_class,
 	.clkdm_name	= "dma_clkdm",
-	.mpu_irqs	= dra7xx_dma_system_irqs,
 	.main_clk	= "l3_iclk_div",
 	.prcm = {
 		.omap4 = {