On Mon, Apr 09, 2018 at 10:59:33AM +0200, Roland Hieber wrote: > The old way does not seem to work for RPi 3, as the UART pins are > mapped differently and the NOOBS bootcode does not seem to read a > config.txt. > > Signed-off-by: Roland Hieber <r.hieber@xxxxxxxxxxxxxx> > --- > Documentation/boards/bcm2835.rst | 34 ++++++++++++++++++++++++++-------- > 1 file changed, 26 insertions(+), 8 deletions(-) > --- > Although Sascha said he had applied the patch, I cannot find traces of > it in the current master. It probably got lost, so I'm resending it. > Note that this patch is independent of Lucas' RPi patch series and also > applies to the current state of RPi support. Applied, thanks. Yes, now I *really* did. Sascha > > - Roland > > diff --git a/Documentation/boards/bcm2835.rst b/Documentation/boards/bcm2835.rst > index 13cebb01c4..1a78cfba3c 100644 > --- a/Documentation/boards/bcm2835.rst > +++ b/Documentation/boards/bcm2835.rst > @@ -1,17 +1,35 @@ > -Broadcom BCM2835 > +Broadcom BCM283x > ================ > > Raspberry Pi > ------------ > > - 1. Prepare a card with a FAT filesystem. Download a tiny NOOBS LITE > - zip archive and unpack it into FAT partition. > - See http://www.raspberrypi.org/help/noobs-setup/ for details. > + 1. Prepare an SD or microSD card with a FAT filesystem of at least 30 MB in size. > + > + 2. Download the `Raspberry Pi firmware`_ (120 MB), unzip it, and copy the > + contents of the ``boot/`` folder to your card. > > - 2. Compile ``barebox.bin`` image (use ``rpi_defconfig``). > - Copy it to the SD/microSD card and name it ``recovery.img``. > + 3. Use ``make rpi_defconfig; make`` to build barebox. This will create the following images: > > - 3. Connect to board's UART (115200 8N1); > + - ``images/barebox-raspberry-pi-1.img`` for the BCM2835/ARM1176JZF-S (Raspberry Pi 1) > + - ``images/barebox-raspberry-pi-2.img`` for the BCM2836/CORTEX-A7 (Raspberry Pi 2) > + - ``images/barebox-raspberry-pi-3.img`` for the BCM2837/CORTEX-A53 (Raspberry Pi 3, Raspberry Pi Zero) > + > + Copy the respective image for your model to your SD card and name it > + ``barebox.img``. > + > + 4. Create a text file ``config.txt`` on the SD card with the following content:: > + > + kernel=barebox.img > + enable_uart=1 > + dtoverlay=pi3-miniuart-bt > + > + (For more information, refer to the `documentation for config.txt`_.) > + > + 5. Connect to board's UART (115200 8N1); > Use PIN6 (GND), PIN8 (UART_TX), PIN10 (UART_RX) pins. > > - 4. Turn board's power on. > + 6. Turn board's power on. > + > +.. _Raspberry Pi firmware: https://codeload.github.com/raspberrypi/firmware/zip/80e1fbeb78f9df06701d28c0ed3a3060a3f557ef > +.. _documentation for config.txt: https://www.raspberrypi.org/documentation/configuration/config-txt/ > -- > 2.11.0 > > > _______________________________________________ > barebox mailing list > barebox@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/barebox > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
