omap3: Add DMA register accessors

Adding the register definitions for omap3 DMA controller to cpu.h

Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/arch/arm/include/asm/arch-omap3/cpu.h b/arch/arm/include/asm/arch-omap3/cpu.h
index 08a725d..2c93e8f 100644
--- a/arch/arm/include/asm/arch-omap3/cpu.h
+++ b/arch/arm/include/asm/arch-omap3/cpu.h
@@ -282,6 +282,51 @@ typedef struct emif4 {
 #define SMART_IDLE		(0x2 << 3)
 #define REF_ON_IDLE		(0x1 << 6)
 
+/* DMA */
+#ifndef __KERNEL_STRICT_NAMES
+#ifndef __ASSEMBLY__
+struct dma4_chan {
+	u32 ccr;
+	u32 clnk_ctrl;
+	u32 cicr;
+	u32 csr;
+	u32 csdp;
+	u32 cen;
+	u32 cfn;
+	u32 cssa;
+	u32 cdsa;
+	u32 csel;
+	u32 csfl;
+	u32 cdel;
+	u32 cdfl;
+	u32 csac;
+	u32 cdac;
+	u32 ccen;
+	u32 ccfn;
+	u32 color;
+};
+
+struct dma4 {
+	u32 revision;
+	u8 res1[0x4];
+	u32 irqstatus_l[0x4];
+	u32 irqenable_l[0x4];
+	u32 sysstatus;
+	u32 ocp_sysconfig;
+	u8 res2[0x34];
+	u32 caps_0;
+	u8 res3[0x4];
+	u32 caps_2;
+	u32 caps_3;
+	u32 caps_4;
+	u32 gcr;
+	u8 res4[0x4];
+	struct dma4_chan chan[32];
+};
+
+#endif /*__ASSEMBLY__ */
+#endif /* __KERNEL_STRICT_NAMES */
+
 /* timer regs offsets (32 bit regs) */
 
 #ifndef __KERNEL_STRICT_NAMES