RTEMS | Add the support for i2c driver in the aarch64/raspberrypi bsp (!363)

[Shaunak Datar (@skdatar)]

Shaunak Datar commented on a discussion on bsps/aarch64/raspberrypi/i2c/raspberrypi-i2c.c: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/363#note_125152

 > +    if ( ( msgs[ i ].flags & ~supported_flags ) != 0 ) {
 > +      return -EINVAL;
 > +    }
 > +  }
 > +  
 > +  for ( i = 0; i < msg_count; i++ ) {
 > +    bus->current_buffer      = msgs[ i ].buf;
 > +    bus->current_buffer_size = msgs[ i ].len;
 > +    bus->remaining_transfers = ( bus->current_buffer_size +
 > +                                 ( BCM2711_I2C_DLEN_MASK - 1 ) ) /
 > +                               BCM2711_I2C_DLEN_MASK;
 > +
 > +
 > +    if ( msgs[ i ].flags & I2C_M_TEN ) // 10-bit slave address
 > +    {
 > +      /* Add the 8 lsbs of the 10-bit slave address to the fifo register*/

yeah will do this

-- 
View it on GitLab: https://gitlab.rtems.org/rtems/rtos/rtems/-/merge_requests/363#note_125152
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