linux-kernel - [M68KNOMMU]: create common DMA table for ColdFire CPUs

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Date:	Fri, 1 Feb 2008 17:38:03 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	torvalds@...ux-foundation.org
Cc:	gerg@...inux.org, linux-kernel@...r.kernel.org
Subject: [M68KNOMMU]: create common DMA table for ColdFire CPUs

Move the ColdFire DMA address table into its own file, and out
of each of the different CPU config files. No need to have a copy
of it in each of the config setup files.

Signed-off-by: Greg Ungerer <gerg@...inux.org>
---


diff -Naurp linux-2.6.24/arch/m68knommu/platform/coldfire/dma.c linux-2.6.24-uc0/arch/m68knommu/platform/coldfire/dma.c
--- linux-2.6.24/arch/m68knommu/platform/coldfire/dma.c	1970-01-01 10:00:00.000000000 +1000
+++ linux-2.6.24-uc0/arch/m68knommu/platform/coldfire/dma.c	2008-01-11 21:02:34.000000000 +1000
@@ -0,0 +1,39 @@
+/***************************************************************************/
+
+/*
+ *	dma.c -- Freescale ColdFire DMA support
+ *
+ *	Copyright (C) 2007, Greg Ungerer (gerg@...pgear.com)
+ */
+
+/***************************************************************************/
+
+#include <linux/kernel.h>
+#include <asm/dma.h>
+#include <asm/coldfire.h>
+#include <asm/mcfsim.h>
+#include <asm/mcfdma.h>
+
+/***************************************************************************/
+
+/*
+ *      DMA channel base address table.
+ */
+unsigned int dma_base_addr[MAX_M68K_DMA_CHANNELS] = {
+#ifdef MCFDMA_BASE0
+	MCF_MBAR + MCFDMA_BASE0,
+#endif
+#ifdef MCFDMA_BASE1
+	MCF_MBAR + MCFDMA_BASE1,
+#endif
+#ifdef MCFDMA_BASE2
+	MCF_MBAR + MCFDMA_BASE2,
+#endif
+#ifdef MCFDMA_BASE3
+	MCF_MBAR + MCFDMA_BASE3,
+#endif
+};
+
+unsigned int dma_device_address[MAX_M68K_DMA_CHANNELS];
+
+/***************************************************************************/
--
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