X-Git-Url: https://git.ayoreis.com/Adafruit_Blinka-hackapet.git/blobdiff_plain/61d13d919e4e54d2163419ed7983cdbe31ad7568..76728de104dbf0fd27075e3cf86ee9156db270c5:/src/adafruit_blinka/microcontroller/generic_linux/spi.py diff --git a/src/adafruit_blinka/microcontroller/generic_linux/spi.py b/src/adafruit_blinka/microcontroller/generic_linux/spi.py index ef442b1..f2ffa82 100755 --- a/src/adafruit_blinka/microcontroller/generic_linux/spi.py +++ b/src/adafruit_blinka/microcontroller/generic_linux/spi.py @@ -33,13 +33,12 @@ class SPI: self.chip = detector.chip def set_no_cs(self): - # Linux SPI driver for AM33XX chip in BeagleBone and PocketBeagle - # does not support setting SPI_NO_CS mode bit (issue #104) - if not self.chip.AM33XX and not self.chip.IMX8MX and not self.chip.SAMA5: - try: - self._spi.no_cs = True # this doesn't work but try anyways - except AttributeError: - pass + # No kernel seems to support this, so we're just going to pass + pass + + @property + def frequency(self): + return self.baudrate def write(self, buf, start=0, end=None): if not buf: @@ -52,7 +51,7 @@ class SPI: self._spi.max_speed_hz = self.baudrate self._spi.mode = self.mode self._spi.bits_per_word = self.bits - self._spi.writebytes([x for x in buf[start:end]]) + self._spi.writebytes2(buf[start:end]) self._spi.close() except FileNotFoundError as not_found: print("Could not open SPI device - check if SPI is enabled in kernel!")