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-rw-r--r-- | bsp-howto/spi.rst | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/bsp-howto/spi.rst b/bsp-howto/spi.rst new file mode 100644 index 0000000..5a6d931 --- /dev/null +++ b/bsp-howto/spi.rst @@ -0,0 +1,19 @@ +.. comment SPDX-License-Identifier: CC-BY-SA-4.0 + +.. COMMENT: Copyright (c) 2016 embedded brains GmbH <rtems@embedded-brains.de> +.. COMMENT: All rights reserved. + +SPI Driver +********** + +The Serial Peripheral Interface (SPI) bus drivers should use the +`SPI bus framework +<https://git.rtems.org/rtems/tree/cpukit/dev/include/dev/spi/spi.h>`_. +For +example drivers see the +`Atmel SAM SPI driver <https://git.rtems.org/rtems/tree/c/src/lib/libbsp/arm/atsam/spi/atsam_spi_bus.c>`_ +and the +`SPI framework test <https://git.rtems.org/rtems/tree/testsuites/libtests/spi01/init.c>`_. + +The user API is compatible to the +`Linux SPI user-space API <https://www.kernel.org/doc/Documentation/spi/spidev>`_. |