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| author | Alex Williams <alex.williams@ni.com> | 2018-10-15 12:16:16 -0700 |
|---|---|---|
| committer | Brent Stapleton <bstapleton@g.hmc.edu> | 2018-11-07 18:26:13 -0800 |
| commit | 5c991d82f718c2f51c2f4b2cb183aeb3c910de3e (patch) | |
| tree | f9223bab1644b3756539296c63891b03d03e1b95 /mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py | |
| parent | 738b9ec102cdb307413cab23fdcf7fb2522f9895 (diff) | |
| download | uhd-5c991d82f718c2f51c2f4b2cb183aeb3c910de3e.tar.gz uhd-5c991d82f718c2f51c2f4b2cb183aeb3c910de3e.tar.bz2 uhd-5c991d82f718c2f51c2f4b2cb183aeb3c910de3e.zip | |
mpm: Add basic driver for QSFP board's retimer
Diffstat (limited to 'mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py')
| -rw-r--r-- | mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py b/mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py index 5622285f6..cb6c237c2 100644 --- a/mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py +++ b/mpm/python/usrp_mpm/periph_manager/n3xx_periphs.py @@ -8,8 +8,11 @@ N3xx peripherals """ import datetime +from usrp_mpm import lib from usrp_mpm.sys_utils.sysfs_gpio import SysFSGPIO, GPIOBank from usrp_mpm.sys_utils.uio import UIO +from usrp_mpm.sys_utils import i2c_dev +from usrp_mpm.chips.ds125df410 import DS125DF410 # Map register values to SFP transport types N3XX_SFP_TYPES = { @@ -417,3 +420,17 @@ class MboardRegsControl(object): "Get the RFNoC crossbar base port" with self.regs: return self.peek32(self.MB_XBAR_BASEPORT) + +class RetimerQSFP(DS125DF410): + # (deemphasis, swing) + DRIVER_PRESETS = { '1m': (0x00, 0x07), '3m': (0x41, 0x06), 'Optical': (0x41, 0x04) } + + def __init__(self, i2c_bus): + regs_iface = lib.i2c.make_i2cdev_regs_iface( + i2c_bus, + 0x18, + False, + 100, + 1 + ) + super(RetimerQSFP, self).__init__(regs_iface) |