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/*
* Copyright (C) 2005 Sandburst Corporation
*
* 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
*/
/*
* Ported from i2c driver for ppc4xx by AS HARNOIS by
* Travis B. Sawyer
* Sandburst Corporation
*/
#include <common.h>
#include <ppc4xx.h>
#include <4xx_i2c.h>
#include <i2c.h>
#ifdef CONFIG_HARD_I2C
#define I2C_BUS1_BASE_ADDR (CONFIG_SYS_PERIPHERAL_BASE + 0x00000500)
#define I2C_REGISTERS_BUS1_BASE_ADDRESS I2C_BUS1_BASE_ADDR
#define IIC_MDBUF1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICMDBUF)
#define IIC_SDBUF1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICSDBUF)
#define IIC_LMADR1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICLMADR)
#define IIC_HMADR1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICHMADR)
#define IIC_CNTL1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICCNTL)
#define IIC_MDCNTL1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICMDCNTL)
#define IIC_STS1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICSTS)
#define IIC_EXTSTS1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICEXTSTS)
#define IIC_LSADR1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICLSADR)
#define IIC_HSADR1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICHSADR)
#define IIC_CLKDIV1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICCLKDIV)
#define IIC_INTRMSK1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICINTRMSK)
#define IIC_XFRCNT1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICXFRCNT)
#define IIC_XTCNTLSS1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICXTCNTLSS)
#define IIC_DIRECTCNTL1 (I2C_REGISTERS_BUS1_BASE_ADDRESS+IICDIRECTCNTL)
void i2c1_init (int speed, int slaveadd);
int i2c_probe1 (uchar chip);
int i2c_read1 (uchar chip, uint addr, int alen, uchar * buffer, int len);
int i2c_write1 (uchar chip, uint addr, int alen, uchar * buffer, int len);
uchar i2c_reg_read1(uchar i2c_addr, uchar reg);
void i2c_reg_write1(uchar i2c_addr, uchar reg, uchar val);
#endif /* CONFIG_HARD_I2C */
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