@ -341,8 +341,8 @@ static void twsi_reset(struct i2c_adapter *adap)
/*
* Sets baud to the highest possible value not exceeding the requested one .
*/
static uint twsi_i2c_set_bus_speed ( struct i2c_adapter * adap ,
uint requested_speed )
static uint __ twsi_i2c_set_bus_speed( struct i2c_adapter * adap ,
uint requested_speed )
{
struct mvtwsi_registers * twsi = twsi_get_base ( adap ) ;
uint tmp_speed , highest_speed , n , m ;
@ -366,14 +366,14 @@ static uint twsi_i2c_set_bus_speed(struct i2c_adapter *adap,
return 0 ;
}
static void twsi_i2c_init ( struct i2c_adapter * adap , int speed , int slaveadd )
static void __ twsi_i2c_init( struct i2c_adapter * adap , int speed , int slaveadd )
{
struct mvtwsi_registers * twsi = twsi_get_base ( adap ) ;
/* Reset controller */
twsi_reset ( adap ) ;
/* Set speed */
twsi_i2c_set_bus_speed ( adap , speed ) ;
__ twsi_i2c_set_bus_speed( adap , speed ) ;
/* Set slave address; even though we don't use it */
writel ( slaveadd , & twsi - > slave_address ) ;
writel ( 0 , & twsi - > xtnd_slave_addr ) ;
@ -408,7 +408,7 @@ static int i2c_begin(struct i2c_adapter *adap, int expected_start_status,
/*
* Begin read , nak data byte , end .
*/
static int twsi_i2c_probe ( struct i2c_adapter * adap , uchar chip )
static int __ twsi_i2c_probe_chip ( struct i2c_adapter * adap , uchar chip )
{
u8 dummy_byte ;
int status ;
@ -432,8 +432,8 @@ static int twsi_i2c_probe(struct i2c_adapter *adap, uchar chip)
* higher level APIs , we need to make a decision here , and for the moment that
* will be a repeated start without a preceding stop .
*/
static int twsi_i2c_read ( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
static int __ twsi_i2c_read( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
{
int status = 0 ;
int stop_status ;
@ -463,8 +463,8 @@ static int twsi_i2c_read(struct i2c_adapter *adap, uchar chip, uint addr,
/*
* Begin write , send address byte ( s ) , send data bytes , end .
*/
static int twsi_i2c_write ( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
static int __ twsi_i2c_write( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
{
int status , stop_status ;
@ -484,6 +484,35 @@ static int twsi_i2c_write(struct i2c_adapter *adap, uchar chip, uint addr,
return status ! = 0 ? status : stop_status ;
}
static void twsi_i2c_init ( struct i2c_adapter * adap , int speed ,
int slaveadd )
{
__twsi_i2c_init ( adap , speed , slaveadd ) ;
}
static uint twsi_i2c_set_bus_speed ( struct i2c_adapter * adap ,
uint requested_speed )
{
return __twsi_i2c_set_bus_speed ( adap , requested_speed ) ;
}
static int twsi_i2c_probe ( struct i2c_adapter * adap , uchar chip )
{
return __twsi_i2c_probe_chip ( adap , chip ) ;
}
static int twsi_i2c_read ( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
{
return __twsi_i2c_read ( adap , chip , addr , alen , data , length ) ;
}
static int twsi_i2c_write ( struct i2c_adapter * adap , uchar chip , uint addr ,
int alen , uchar * data , int length )
{
return __twsi_i2c_write ( adap , chip , addr , alen , data , length ) ;
}
# ifdef CONFIG_I2C_MVTWSI_BASE0
U_BOOT_I2C_ADAP_COMPLETE ( twsi0 , twsi_i2c_init , twsi_i2c_probe ,
twsi_i2c_read , twsi_i2c_write ,