I spot checked the output and it looks good. I pushed this. Please check that you like the formatting.
Thanks. --joel On Wed, Aug 18, 2021 at 8:52 AM Kinsey Moore <kinsey.mo...@oarcorp.com> wrote: > > Looks good to me. > > > Kinsey > > On 8/16/2021 05:27, pranav wrote: > > --- > > user/bsps/arm/raspberrypi.rst | 51 ++++++++++++++++++++++++++++++----- > > 1 file changed, 45 insertions(+), 6 deletions(-) > > > > diff --git a/user/bsps/arm/raspberrypi.rst b/user/bsps/arm/raspberrypi.rst > > index c26f4b5..11dcc30 100644 > > --- a/user/bsps/arm/raspberrypi.rst > > +++ b/user/bsps/arm/raspberrypi.rst > > @@ -5,8 +5,9 @@ > > raspberrypi > > =========== > > > > -This BSP supports `Raspberry Pi 1` and `Raspberry Pi 2` currently. > > -The support for `Raspberry Pi 3` is work under progress. > > +The 'raspberrypi' BSP supports the single core models (Zero, Zero W, A+, > > B+), > > +and the 'raspberrypi2' BSP supports the Raspberry Pi 2, Raspberry Pi 3 A+, > > and Raspberry Pi 3. > > +The Raspberry Pi 4 is not supported currently. > > The default bootloader on the Raspberry Pi which is used to boot Raspbian > > or other OS can be also used to boot RTEMS. U-boot can also be used. > > > > @@ -19,10 +20,12 @@ The bootloader looks for a kernel image, by default the > > kernel images must > > have a name of the form ``kernel*.img`` but this can be changed by adding > > `kernel=<img_name>` to ``config.txt``. > > > > -You must provide the required files for the GPU to proceed. These files > > +You must provide the required firmware files on the SD card for the GPU to > > proceed, > > +and thereby to boot RTEMS. > > +The BSP currently boots up with an older version of the official firmware. > > These files > > can be downloaded from > > -`the Raspberry Pi Firmware Repository > > <https://github.com/raspberrypi/firmware/tree/master/boot>`_. > > -You can remove the ``kernel*.img`` files if you want too, but don't touch > > +`the Raspberry Pi Firmware Repository > > <https://github.com/raspberrypi/firmware/tree/1.20200601/boot>`_. > > +You can remove the ``kernel*.img`` files if you want to, but don't touch > > the other files. > > > > Copy these files in to a SD card with FAT filesystem. > > @@ -46,10 +49,46 @@ Make sure you have these lines below, in your > > ``config.txt``. > > > > .. code-block:: none > > > > - enable_uart=1 > > + dtoverlay=disable-bt > > kernel_address=0x200000 > > kernel=kernel.img > > > > +SPI Driver > > +------------ > > + > > +SPI drivers are registered by the ``rpi_spi_init(bool > > bidirectional_mode)`` function. > > + > > +.. code-block:: none > > + > > + #include <assert.h> > > + #include <bsp.h> > > + > > + void spi_init(void) > > + { > > + int rv; > > + > > + rv = rpi_spi_init(false); > > + assert(rv == 0); > > + } > > + > > +I2C Driver > > +------------ > > + > > +I2C drivers are registered by the ``rpi_setup_i2c_bus()`` function. > > + > > +.. code-block:: none > > + > > + #include <assert.h> > > + #include <bsp.h> > > + > > + void i2c_init(void) > > + { > > + int rv; > > + > > + rv = rpi_setup_i2c_bus(); > > + assert(rv == 0); > > + } > > + > > Testing using QEMU > > ------------------ > > > _______________________________________________ > devel mailing list > devel@rtems.org > http://lists.rtems.org/mailman/listinfo/devel _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel
