Initial commit for N3xx development.

- Creates mpm/ subdirectory
- First pass at hardware daemon/MPM
- New code for LMK04828, AD9371
- spidev integration

Contributions by:

Martin Braun <martin.braun@ettus.com>
Derek Kozel <derek.kozel@ettus.com>
Mark Meserve <mark.meserve@ni.com>
Andrej Rode <andrej.rode@ettus.com>

3 files changed, 146 insertions, 0 deletions

diff --git a/mpm/n310/CMakeLists.txt b/mpm/n310/CMakeLists.txt
new file mode 100644
index 000000000..3177dd5b5
--- /dev/null
+++ b/mpm/n310/CMakeLists.txt
@@ -0,0 +1,26 @@
+#
+# Copyright 2017 Ettus Research (National Instruments)
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+########################################################################
+# This file included, use CMake directory variables
+########################################################################
+
+
+USRP_PERIPHS_ADD_OBJECT(n310
+  ${CMAKE_CURRENT_SOURCE_DIR}/periph_manager.cpp)
+
+TARGET_INCLUDE_DIRECTORIES(n310 PUBLIC ${UHD_HOST_ROOT}/lib/usrp/common)
diff --git a/mpm/n310/periph_manager.cpp b/mpm/n310/periph_manager.cpp
new file mode 100644
index 000000000..a7941774e
--- /dev/null
+++ b/mpm/n310/periph_manager.cpp
@@ -0,0 +1,38 @@
+//
+// Copyright 2017 Ettus Research (National Instruments)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include "periph_manager.hpp"
+
+using namespace mpm::n3xx;
+
+n3xx_dboard_periph_manager::n3xx_dboard_periph_manager(
+            uhd::spi_iface::sptr lmk_spi
+            //uhd::spi_iface::sptr myk_spi
+            //uhd::spi_iface::sptr cpld_spi
+        )
+    {
+        _clock_spi = std::make_shared<lmk04828_spi_iface>(lmk04828_spi_iface(lmk_spi));
+        _clock_gen = lmk04828_iface::make(_clock_spi->get_write_fn(), _clock_spi->get_read_fn());
+    };
+
+lmk04828_iface::sptr n3xx_dboard_periph_manager::get_clock_gen() { return _clock_gen; }
+
+n3xx_dboard_periph_manager periph_manager::get_dboard_A(){
+    return dboard_A_manager;
+}
+
+lmk04828_iface::sptr periph_manager::get_clock_gen(){ return dboard_A_manager.get_clock_gen(); }
diff --git a/mpm/n310/periph_manager.hpp b/mpm/n310/periph_manager.hpp
new file mode 100644
index 000000000..3df9aa72b
--- /dev/null
+++ b/mpm/n310/periph_manager.hpp
@@ -0,0 +1,82 @@
+//
+// Copyright 2017 Ettus Research (National Instruments)
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#pragma once
+
+#include "mpm/spi/spidev_iface.hpp"
+#include "lmk/lmk04828_spi_iface.hpp"
+#include <memory>
+
+namespace mpm { namespace n3xx {
+        /*
+        class dboard_periph_manager
+        {
+            //....
+        };
+        */
+    /**************************************************************************
+     * Daughterboard peripherals
+     *************************************************************************/
+
+    /*! Encapsulates all peripherals stored on the regular N300/N310
+     *  daughterboard.
+     */
+    class n3xx_dboard_periph_manager// : public dboard_periph_manager
+    {
+    public:
+        n3xx_dboard_periph_manager(
+                uhd::spi_iface::sptr lmk_spi
+            //  uhd::spi_iface::sptr myk_spi
+            //  uhd::spi_iface::sptr cpld_spi
+
+            );
+
+        /*! Return a reference to the clock chip
+         */
+        lmk04828_iface::sptr get_clock_gen();
+
+    private:
+        //ad937x_ctrl::sptr _rfic;
+        //cpld control
+        lmk04828_iface::sptr _clock_gen;
+        std::shared_ptr<lmk04828_spi_iface> _clock_spi;
+    };
+
+    /**************************************************************************
+     * Motherboard peripherals
+     *************************************************************************/
+    class periph_manager
+    {
+    public:
+
+        periph_manager(std::string spi_path): dboard_A_manager(mpm::spi::spidev_iface::make(spi_path))
+        {
+
+        };
+
+        n3xx_dboard_periph_manager get_dboard_A();
+        lmk04828_iface::sptr get_clock_gen();
+
+        // virtual void set_clock_source();
+
+    private:
+        n3xx_dboard_periph_manager dboard_A_manager;
+  //      n3xx_dboard_periph_manager dboard_B_manager;
+    };
+
+}}; /* namespace mpm::n310 */
+