X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fi2c-algo-bit.h;h=111334f5b92238664037059bed8f1fe431875337;hb=e1ad7468c77ddb94b0615d5f50fa255525fde0f0;hp=fb592147caecbe3cbb24e54fc688e114c24848bf;hpb=bf813b314a2271c3f3903eb3279ebf5e09b3d27a;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/i2c-algo-bit.h b/include/linux/i2c-algo-bit.h index fb59214..111334f 100644 --- a/include/linux/i2c-algo-bit.h +++ b/include/linux/i2c-algo-bit.h @@ -18,7 +18,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* ------------------------------------------------------------------------- */ -/* With some changes from Kyösti Mälkki and even +/* With some changes from Kyösti Mälkki and even Frodo Looijaard */ #ifndef _LINUX_I2C_ALGO_BIT_H @@ -26,9 +26,9 @@ /* --- Defines for bit-adapters --------------------------------------- */ /* - * This struct contains the hw-dependent functions of bit-style adapters to + * This struct contains the hw-dependent functions of bit-style adapters to * manipulate the line states, and to init any hw-specific features. This is - * only used if you have more than one hw-type of adapter running. + * only used if you have more than one hw-type of adapter running. */ struct i2c_algo_bit_data { void *data; /* private data for lowlevel routines */ @@ -38,15 +38,14 @@ struct i2c_algo_bit_data { int (*getscl) (void *data); /* local settings */ - int udelay; /* half-clock-cycle time in microsecs */ - /* i.e. clock is (500 / udelay) KHz */ - int mdelay; /* in millisecs, unused */ + int udelay; /* half clock cycle time in us, + minimum 2 us for fast-mode I2C, + minimum 5 us for standard-mode I2C and SMBus, + maximum 50 us for SMBus */ int timeout; /* in jiffies */ }; -#define I2C_BIT_ADAP_MAX 16 - int i2c_bit_add_bus(struct i2c_adapter *); -int i2c_bit_del_bus(struct i2c_adapter *); +int i2c_bit_add_numbered_bus(struct i2c_adapter *); #endif /* _LINUX_I2C_ALGO_BIT_H */