diff options
| -rw-r--r-- | host/lib/usrp/common/lmx2592.cpp | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/host/lib/usrp/common/lmx2592.cpp b/host/lib/usrp/common/lmx2592.cpp index 131ecc436..c10a36ed2 100644 --- a/host/lib/usrp/common/lmx2592.cpp +++ b/host/lib/usrp/common/lmx2592.cpp @@ -130,30 +130,6 @@ public: // The bit is cleared on the synth during the reset _regs.reset = 0; - // Enable SPI Readback - _regs.muxout_sel = lmx2592_regs_t::muxout_sel_t::MUXOUT_SEL_READBACK; - UHD_LOG_TRACE("LMX2592", "Enabling SPI Readback"); - _write_fn(_regs.ADDR_R0, _regs.get_reg(_regs.ADDR_R0)); - - // Test Write/Read - const auto random_number = // Derived from current time - static_cast<uint16_t>( - std::chrono::system_clock::to_time_t(std::chrono::system_clock::now()) & 0x0FFF); - _write_fn(_regs.ADDR_R40, random_number); - const auto readback = _read_fn(_regs.ADDR_R40); - if (readback == random_number) { - UHD_LOG_TRACE("LMX2592", "Register loopback test passed"); - } else { - throw runtime_error( - str(boost::format( - "LMX2592 register loopback test failed. Expected 0x%04X, Read 0x%04X") % - random_number % readback)); - } - - _regs.muxout_sel = lmx2592_regs_t::muxout_sel_t::MUXOUT_SEL_LOCK_DETECT; - UHD_LOG_TRACE("LMX2592", "Disabling SPI Readback"); - _write_fn(_regs.ADDR_R0, _regs.get_reg(_regs.ADDR_R0)); - // Set register values where driver defaults differ from the datasheet values _regs.acal_enable = 0; _regs.fcal_enable = 0; |