From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1f0OTr-0000cC-PX for barebox@lists.infradead.org; Mon, 26 Mar 2018 09:31:57 +0000 References: <20180130112523.20258-1-r.hieber@pengutronix.de> <20180206085229.g2isjcnbioa7xk7k@pengutronix.de> From: Roland Hieber Message-ID: <3d280e5b-7a74-16cf-5b09-eecb87d35a84@pengutronix.de> Date: Mon, 26 Mar 2018 11:31:42 +0200 MIME-Version: 1.0 In-Reply-To: <20180206085229.g2isjcnbioa7xk7k@pengutronix.de> Content-Language: en-US List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: [PATCH] doc: bcm283x: update documentation for Raspberry Pi To: Sascha Hauer Cc: barebox@lists.infradead.org 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 >> --- >> 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 >> >> >> _______________________________________________ >> barebox mailing list >> barebox@lists.infradead.org >> http://lists.infradead.org/mailman/listinfo/barebox >> > -- Pengutronix e.K. | Roland Hieber | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim | Phone: +49-5121-206917-5086 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox