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>

1 files changed, 37 insertions, 0 deletions

diff --git a/mpm/lib/spi/spi_config.cpp b/mpm/lib/spi/spi_config.cpp
new file mode 100644
index 000000000..69d6d9c2a
--- /dev/null
+++ b/mpm/lib/spi/spi_config.cpp
@@ -0,0 +1,37 @@
+#include "spi_config.h"
+
+
+spi_config_t::spi_config_t(const spi_hwd_settings_t hwd_settings, const spi_device_settings_t device_settings) :
+    full_settings({
+        _convert_to_adi_settings(hwd_settings.chip_select_index, device_settings),
+        hwd_settings })
+{
+
+}
+
+spiSettings_t spi_config_t::_convert_to_adi_settings(const uint8_t chip_select_index, const spi_device_settings_t device_settings)
+{
+    return {
+        chip_select_index,
+        device_settings.writeBitPolarity,
+        device_settings.longInstructionWord,
+        device_settings.MSBFirst,
+        device_settings.CPHA,
+        device_settings.CPOL,
+        device_settings.enSpiStreaming,
+        device_settings.autoIncAddrUp,
+        device_settings.fourWireMode,
+        device_settings.spiClkFreq_Hz,
+    };
+}
+
+const spiSettings_t* spi_config_t::get_spi_settings() const
+{
+    return &(full_settings.adi_settings);
+}
+
+const spi_full_settings_t* spi_config_t::recover_full_spi_settings(const spiSettings_t* settings)
+{
+    // TODO: make this better
+    return reinterpret_cast<const spi_full_settings_t*>(settings);
+}