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author | Kevin | 2014-11-15 09:58:27 +0800 |
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committer | Kevin | 2014-11-15 09:58:27 +0800 |
commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h | |
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init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h')
-rw-r--r-- | ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h b/ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h new file mode 100644 index 00000000..c073cf4b --- /dev/null +++ b/ANDROID_3.4.5/arch/cris/arch-v32/drivers/i2c.h @@ -0,0 +1,17 @@ + +#include <linux/init.h> + +/* High level I2C actions */ +int __init i2c_init(void); +int i2c_write(unsigned char theSlave, void *data, size_t nbytes); +int i2c_read(unsigned char theSlave, void *data, size_t nbytes); +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 */ +void i2c_start(void); +void i2c_stop(void); +void i2c_outbyte(unsigned char x); +unsigned char i2c_inbyte(void); +int i2c_getack(void); +void i2c_sendack(void); |