contrib/octeon-sdk/cvmx-twsi.c

77 static struct i2c_adapter *__cvmx_twsix_get_adapter(int twsi_id)
98 	return &i2c[twsi_id].adap;
108  * @param twsi_id   which Octeon TWSI bus to use
121 int cvmx_twsix_read_ia(int twsi_id, uint8_t dev_addr, uint16_t internal_addr, int num_bytes, int ia_width_bytes, uint64_t *data)
133 		return cvmx_twsix_read(twsi_id, dev_addr, num_bytes, data);
138 	adapter = __cvmx_twsix_get_adapter(twsi_id);
195 		cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id), twsi_ext.u64);
198 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
199 	cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
200 	while (((cvmx_mio_twsx_sw_twsi_t)(sw_twsi_val.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id)))).s.v)
203 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
234 		twsi_ext.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id));
246  * @param twsi_id   TWSI interface on Octeon to use
254 int cvmx_twsix_read(int twsi_id, uint8_t dev_addr, int num_bytes, uint64_t *data)
266 	adapter = __cvmx_twsix_get_adapter(twsi_id);
306 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
307 	cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
308 	while (((cvmx_mio_twsx_sw_twsi_t)(sw_twsi_val.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id)))).s.v)
311 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
343 		twsi_ext.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id));
358  * @param twsi_id   Octeon TWSI interface to use
366 int cvmx_twsix_write(int twsi_id, uint8_t dev_addr, int num_bytes, uint64_t data)
377 	adapter = __cvmx_twsix_get_adapter(twsi_id);
417 		cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id), twsi_ext.u64);
419 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
420 	cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
421 	while (((cvmx_mio_twsx_sw_twsi_t)(sw_twsi_val.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id)))).s.v)
424 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
435  * @param twsi_id   which TWSI interface on Octeon to use
449 int cvmx_twsix_write_ia(int twsi_id, uint8_t dev_addr, uint16_t internal_addr, int num_bytes, int ia_width_bytes, uint64_t data)
460 		return cvmx_twsix_write(twsi_id, dev_addr, num_bytes, data);
465 	adapter = __cvmx_twsix_get_adapter(twsi_id);
495 			if (cvmx_twsix_read(twsi_id, dev_addr, 1, &data) >= 0)
536 	twsi_printf("%s: twsi_id=%x, dev_addr=%x, internal_addr=%x\n\tnum_bytes=%d, ia_width_bytes=%d, data=%lx\n",
537 		    __FUNCTION__, twsi_id, dev_addr, internal_addr, num_bytes, ia_width_bytes, data);
538 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id), twsi_ext.u64);
539 	cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI_EXT(twsi_id), twsi_ext.u64);
540 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
541 	cvmx_write_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
542 	while (((cvmx_mio_twsx_sw_twsi_t)(sw_twsi_val.u64 = cvmx_read_csr(CVMX_MIO_TWSX_SW_TWSI(twsi_id)))).s.v)
545 	cvmx_csr_db_decode(cvmx_get_proc_id(), CVMX_MIO_TWSX_SW_TWSI(twsi_id), sw_twsi_val.u64);
551 		if (cvmx_twsix_read(twsi_id, dev_addr, 1, &data) >= 0)