Merge pull request adafruit#3378 from DavePutz/issue3266

tannewt · web-flow · commit 01daf5b8ce7a · 2020-09-11T12:41:06.000-07:00
Fix for adafruit#3266: ensure SPI lock is free after a soft reboot
diff --git a/shared-module/board/__init__.c b/shared-module/board/__init__.c
@@ -166,6 +166,8 @@ void reset_board_busses(void) {
         #endif
     }
     #endif
+    // make sure SPI lock is not held over a soft reset
+    common_hal_busio_spi_unlock(&spi_obj);
     if (!display_using_spi) {
         spi_singleton = NULL;
     }

Original file line number	Diff line number	Diff line change
`@@ -166,6 +166,8 @@ void reset_board_busses(void) {`
`166`	`166`	`#endif`
`167`	`167`	`}`
`168`	`168`	`#endif`
	`169`	`+ // make sure SPI lock is not held over a soft reset`
	`170`	`+ common_hal_busio_spi_unlock(&spi_obj);`
`169`	`171`	`if (!display_using_spi) {`
`170`	`172`	`spi_singleton = NULL;`
`171`	`173`	`}`