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author | Claudio Mignanti <c.mignanti@gmail.com> | 2009-07-05 09:45:34 +0000 |
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committer | Claudio Mignanti <c.mignanti@gmail.com> | 2009-07-05 09:45:34 +0000 |
commit | 85afb807c53b3776d9457958abd6607502b83cd3 (patch) | |
tree | a878153793ca9cb2fe6e77f98a16dc3146c2b06c /target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h | |
parent | 3391c21cebe4bb581e73f302b91fa965011abedd (diff) | |
download | master-31e0f0ae-85afb807c53b3776d9457958abd6607502b83cd3.tar.gz master-31e0f0ae-85afb807c53b3776d9457958abd6607502b83cd3.tar.bz2 master-31e0f0ae-85afb807c53b3776d9457958abd6607502b83cd3.zip |
also include i2c driver inside 2.6.30
SVN-Revision: 16679
Diffstat (limited to 'target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h')
-rw-r--r-- | target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h b/target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h new file mode 100644 index 0000000000..cac2d4689b --- /dev/null +++ b/target/linux/etrax/files-2.6.30/arch/cris/arch-v10/drivers/i2c_gvc.h @@ -0,0 +1,30 @@ +#ifndef _I2C_H +#define _I2C_H + +int i2c_init(void); + +/* High level I2C actions */ +int i2c_writereg(unsigned char theSlave, unsigned char theReg, unsigned char theValue); +unsigned char i2c_readreg(unsigned char theSlave, unsigned char theReg); + +/* Low level I2C */ +int i2c_start(void); +int i2c_stop(void); +int i2c_outbyte(unsigned char x); +unsigned char i2c_inbyte(void); +int i2c_getack(void); +void i2c_sendack(void); +void i2c_sendnack(void); + +/**GVC**/ +/* New low level I2C functions */ +int i2c_read( unsigned char slave, unsigned char* rbuf, unsigned char rlen ); +int i2c_write( unsigned char slave, unsigned char* wbuf, unsigned char wlen ); +int i2c_writeread( unsigned char slave + , unsigned char* wbuf + , unsigned char wlen + , unsigned char* rbuf + , unsigned char rlen + ); +/**END GVC**/ +#endif /* _I2C_H */ |