From 8e014a2e4b393fc388f7d64e99e13559267b8dc9 Mon Sep 17 00:00:00 2001 From: "Matthias P. Braendli" Date: Sat, 10 Feb 2018 18:18:25 +0100 Subject: Add support for LEA-M8F GPSDO board --- host/lib/usrp/common/adf4001_ctrl.cpp | 15 +++++++++++++++ host/lib/usrp/common/adf4001_ctrl.hpp | 1 + 2 files changed, 16 insertions(+) (limited to 'host/lib/usrp/common') diff --git a/host/lib/usrp/common/adf4001_ctrl.cpp b/host/lib/usrp/common/adf4001_ctrl.cpp index 01a35dbec..8f2c47a23 100644 --- a/host/lib/usrp/common/adf4001_ctrl.cpp +++ b/host/lib/usrp/common/adf4001_ctrl.cpp @@ -125,6 +125,21 @@ void adf4001_ctrl::set_lock_to_ext_ref(bool external) { program_regs(); } +bool adf4001_ctrl::set_refclk_frequency(int refclk_kHz) { + if (refclk_kHz == 30720) { + adf4001_regs.ref_counter = 96; + adf4001_regs.n = 125; + } else if (refclk_kHz == 10000) { + adf4001_regs.ref_counter = 1; + adf4001_regs.n = 4; + } else { + return false; + } + + program_regs(); + return true; +} + void adf4001_ctrl::program_regs(void) { //no control over CE, only LE, therefore we use the initialization latch method write_reg(3); diff --git a/host/lib/usrp/common/adf4001_ctrl.hpp b/host/lib/usrp/common/adf4001_ctrl.hpp index c6813f43c..4becb329f 100644 --- a/host/lib/usrp/common/adf4001_ctrl.hpp +++ b/host/lib/usrp/common/adf4001_ctrl.hpp @@ -125,6 +125,7 @@ class adf4001_ctrl { public: adf4001_ctrl(uhd::spi_iface::sptr _spi, int slaveno); virtual void set_lock_to_ext_ref(bool external); + virtual bool set_refclk_frequency(int refclk_kHz); private: uhd::spi_iface::sptr spi_iface; -- cgit v1.2.3