Update master to develop (release commit)

.gitignore

@@ -25,6 +25,9 @@ build/
 
 # satisfy parsing in XMOS source check based on regular expressions
 # (normal parsing is based on shell wildcards)
-*/.venv*
+*.venv*
 */build/*
 __gen
+*tests/logs/*
+*.gtkw
+*.xmt

CHANGELOG.rst

@@ -1,5 +1,32 @@
-SPI library change log
-======================
+lib_spi change log
+==================
+
+4.0.0
+-----
+
+  * CHANGED: SPI master async reduced clock blocks from two to one
+  * CHANGED: SPI master sync increased max speed to 50+ Mbps
+  * ADDED: Shutdown method for SPI sync
+  * ADDED: Shutdown method for SPI slave
+  * ADDED: SPI master optional MISO and SS timing adjustments
+  * ADDED: Array transfer method for SPI master sync
+  * FIXED: SPI slave MISO now goes Hi-Z when SS is deasserted
+  * FIXED: SPI master (all) swapping of SPI modes 0 and 1
+  * FIXED: SPI master async non-functional SPI modes 1 and 2
+  * FIXED: SPI slave swapping of SPI modes 0 and 1
+  * FIXED: Passing NULL ptr to SPI asynch throws exception
+  * FIXED: Non-functional tests
+  * CHANGED: State diagrams and wavedrom now rendered by xmosdoc
+  * CHANGED: Examples AN00160 and AN00161 now integrated into main document as
+    app_spi_master and app_spi_slave examples
+  * REMOVED: Support for XS1 devices
+
+3.4.0
+-----
+
+  * CHANGED: Refresh to use latest doc builder and library format
+  * ADDED: Support for XCommon CMake build system
+  * REMOVED: XCORE-200 targets in examples (now targets XK-EVK-XU316)
 
 3.3.0
 -----