201ca54aa0
- Add i2c_write and i2c_read as functions. - Use spinlocks for critical regions. - Add config item to set I2C data and clock port. - Put unneeded testcode inside #if 0. - Remove CVS id tag.
18 lines
551 B
C
18 lines
551 B
C
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#include <linux/init.h>
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/* High level I2C actions */
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int __init i2c_init(void);
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int i2c_write(unsigned char theSlave, void *data, size_t nbytes);
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int i2c_read(unsigned char theSlave, void *data, size_t nbytes);
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int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue);
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unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg);
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/* Low level I2C */
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void i2c_start(void);
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void i2c_stop(void);
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void i2c_outbyte(unsigned char x);
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unsigned char i2c_inbyte(void);
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int i2c_getack(void);
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void i2c_sendack(void);
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