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	This patch modifies the init routine to follow the TRM recommendations. It also modifies the i2c_read_byte function to reflect subtle differences between the i2c controller in OMAP3 and OMAP4. Signed-off-by: Steve Sakoman <steve@sakoman.com> Acked-by: Nishanth Menon <menon.nishanth@gmail.com> Acked-by: Heiko Schocher <hs@denx.de> Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
		
			
				
	
	
		
			65 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * (C) Copyright 2004-2008
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|  * Texas Instruments, <www.ti.com>
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|  *
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|  * See file CREDITS for list of people who contributed to this
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|  * project.
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|  *
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|  * This program is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU General Public License as
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|  * published by the Free Software Foundation; either version 2 of
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|  * the License, or (at your option) any later version.
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|  *
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|  * This program is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  * GNU General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU General Public License
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|  * along with this program; if not, write to the Free Software
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|  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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|  * MA 02111-1307 USA
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|  */
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| #ifndef _OMAP3_I2C_H_
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| #define _OMAP3_I2C_H_
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| 
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| #define I2C_BUS_MAX	3
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| #define I2C_DEFAULT_BASE	I2C_BASE1
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| 
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| struct i2c {
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| 	unsigned short rev;	/* 0x00 */
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| 	unsigned short res1;
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| 	unsigned short ie;	/* 0x04 */
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| 	unsigned short res2;
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| 	unsigned short stat;	/* 0x08 */
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| 	unsigned short res3;
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| 	unsigned short iv;	/* 0x0C */
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| 	unsigned short res4;
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| 	unsigned short syss;	/* 0x10 */
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| 	unsigned short res4a;
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| 	unsigned short buf;	/* 0x14 */
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| 	unsigned short res5;
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| 	unsigned short cnt;	/* 0x18 */
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| 	unsigned short res6;
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| 	unsigned short data;	/* 0x1C */
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| 	unsigned short res7;
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| 	unsigned short sysc;	/* 0x20 */
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| 	unsigned short res8;
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| 	unsigned short con;	/* 0x24 */
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| 	unsigned short res9;
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| 	unsigned short oa;	/* 0x28 */
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| 	unsigned short res10;
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| 	unsigned short sa;	/* 0x2C */
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| 	unsigned short res11;
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| 	unsigned short psc;	/* 0x30 */
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| 	unsigned short res12;
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| 	unsigned short scll;	/* 0x34 */
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| 	unsigned short res13;
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| 	unsigned short sclh;	/* 0x38 */
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| 	unsigned short res14;
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| 	unsigned short systest;	/* 0x3c */
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| 	unsigned short res15;
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| };
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| 
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| #endif /* _OMAP3_I2C_H_ */
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