ARMV7: Restructure OMAP i2c driver to allow code sharing between OMAP3 and OMAP4

This patch modifies the omap24xx driver so that it will also work with OMAP4.

Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/arch/arm/include/asm/arch-omap4/i2c.h b/arch/arm/include/asm/arch-omap4/i2c.h
new file mode 100644
index 0000000..a91b4c2
--- /dev/null
+++ b/arch/arm/include/asm/arch-omap4/i2c.h
@@ -0,0 +1,74 @@
+/*
+ * (C) Copyright 2004-2010
+ * Texas Instruments, <www.ti.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#ifndef _OMAP4_I2C_H_
+#define _OMAP4_I2C_H_
+
+#define I2C_BUS_MAX	3
+#define I2C_DEFAULT_BASE	I2C_BASE1
+
+struct i2c {
+	unsigned short revnb_lo;	/* 0x00 */
+	unsigned short res1;
+	unsigned short revnb_hi;	/* 0x04 */
+	unsigned short res2[13];
+	unsigned short sysc;		/* 0x20 */
+	unsigned short res3;
+	unsigned short irqstatus_raw;	/* 0x24 */
+	unsigned short res4;
+	unsigned short stat;		/* 0x28 */
+	unsigned short res5;
+	unsigned short ie;		/* 0x2C */
+	unsigned short res6;
+	unsigned short irqenable_clr;	/* 0x30 */
+	unsigned short res7;
+	unsigned short iv;		/* 0x34 */
+	unsigned short res8[45];
+	unsigned short syss;		/* 0x90 */
+	unsigned short res9;
+	unsigned short buf;		/* 0x94 */
+	unsigned short res10;
+	unsigned short cnt;		/* 0x98 */
+	unsigned short res11;
+	unsigned short data;		/* 0x9C */
+	unsigned short res13;
+	unsigned short res14;		/* 0xA0 */
+	unsigned short res15;
+	unsigned short con;		/* 0xA4 */
+	unsigned short res16;
+	unsigned short oa;		/* 0xA8 */
+	unsigned short res17;
+	unsigned short sa;		/* 0xAC */
+	unsigned short res18;
+	unsigned short psc;		/* 0xB0 */
+	unsigned short res19;
+	unsigned short scll;		/* 0xB4 */
+	unsigned short res20;
+	unsigned short sclh;		/* 0xB8 */
+	unsigned short res21;
+	unsigned short systest;		/* 0xBC */
+	unsigned short res22;
+	unsigned short bufstat;		/* 0xC0 */
+	unsigned short res23;
+};
+
+#endif /* _OMAP4_I2C_H_ */