diff options
Diffstat (limited to 'mpm/python/usrp_mpm')
| -rw-r--r-- | mpm/python/usrp_mpm/periph_manager/n310.py | 49 |
1 files changed, 44 insertions, 5 deletions
diff --git a/mpm/python/usrp_mpm/periph_manager/n310.py b/mpm/python/usrp_mpm/periph_manager/n310.py index 0c700bd1d..764ebc8d6 100644 --- a/mpm/python/usrp_mpm/periph_manager/n310.py +++ b/mpm/python/usrp_mpm/periph_manager/n310.py @@ -36,6 +36,8 @@ from .. import libpyusrp_periphs as lib N3XX_DEFAULT_EXT_CLOCK_FREQ = 10e6 N3XX_DEFAULT_CLOCK_SOURCE = 'external' N3XX_DEFAULT_TIME_SOURCE = 'internal' +N3XX_DEFAULT_ENABLE_GPS = True +N3XX_DEFAULT_ENABLE_FPGPIO = True class TCA6424(object): """ @@ -183,15 +185,24 @@ class n310(PeriphManagerBase): eth_tables = {'eth1': 'misc-enet-regs0', 'eth2': 'misc-enet-regs1'} def __init__(self, args): - # First initialize parent class - will populate self._eeprom_head and self._eeprom_rawdata super(n310, self).__init__(args) - self.log.trace("Initializing TCA6424 port expander controls...") self._gpios = TCA6424() - - # Initialize reference clock - self._gpios.set("PWREN-CLK-MAINREF") self._gpios.set("PWREN-CLK-MGT156MHz") + self.enable_gps( + enable=bool( + args.default_args.get('enable_gps', N3XX_DEFAULT_ENABLE_GPS) + ) + ) + self.enable_fp_gpio( + enable=bool( + args.default_args.get( + 'enable_fp_gpio', + N3XX_DEFAULT_ENABLE_FPGPIO + ) + ) + ) + self.enable_ref_clock(enable=True) self._ext_clock_freq = float( args.default_args.get('ext_clock_freq', N3XX_DEFAULT_EXT_CLOCK_FREQ) ) @@ -378,3 +389,31 @@ class n310(PeriphManagerBase): else: assert False + def enable_gps(self, enable): + """ + Turn power to the GPS off or on. + """ + self.log.trace("{} power to GPS".format( + "Enabling" if enable else "Disabling" + )) + self._gpios.set("PWREN-GPS", int(bool(enable))) + + def enable_fp_gpio(self, enable): + """ + Turn power to the front panel GPIO off or on. + """ + self.log.trace("{} power to front-panel GPIO".format( + "Enabling" if enable else "Disabling" + )) + self._gpios.set("FPGA-GPIO-EN", int(bool(enable))) + + def enable_ref_clock(self, enable): + """ + Enables the ref clock voltage (+3.3-MAINREF). Without setting this to + True, *no* ref clock works. + """ + self.log.trace("{} power to reference clocks".format( + "Enabling" if enable else "Disabling" + )) + self._gpios.set("PWREN-CLK-MAINREF", int(bool(enable))) + |