Re: [PATCH] doc: bcm283x: update documentation for Raspberry Pi

[Roland Hieber <r.hieber@pengutronix.de>]

On 06.02.2018 09:52, Sascha Hauer wrote:
> On Tue, Jan 30, 2018 at 12:25:23PM +0100, 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@pengutronix.de>
>> ---
>>   Documentation/boards/bcm2835.rst | 34 ++++++++++++++++++++++++++--------
>>   1 file changed, 26 insertions(+), 8 deletions(-)
> 
> Applied, thanks
> 
> Sascha

I do not see this one in current master (ca880912a4). Did it get lost?

  - 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
>>
>>
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> 

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