From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Seiderer Date: Mon, 19 Jun 2017 22:54:36 +0200 Subject: [Buildroot] [PATCH 1/1] rpi0w: added support for Raspberry Pi Zero W In-Reply-To: <20170619222753.7655732a@windsurf.home> References: <1497815044-11215-1-git-send-email-yves.deweerdt.linux@gmail.com> <20170619222753.7655732a@windsurf.home> Message-ID: <20170619225436.58ce3391@gmx.net> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello Thomas, Yves, On Mon, 19 Jun 2017 22:27:53 +0200, Thomas Petazzoni wrote: > Hello, > > On Sun, 18 Jun 2017 21:44:04 +0200, Yves Deweerdt wrote: > > added a new config file for the Raspberry Pi Zero W > > - added new folder for raspberrypi0w > > - included the overlays in the genimage config > > - add pi3-miniuart-bt overlay to the config > > - add enable_uart to the config > > > > Signed-off-by: Yves Deweerdt > > I am a bit confused: what do you need in this defconfig, that the > existing raspberrypi0_defconfig doesn't provide? > > Your proposed defconfig is using the exact same kernel version and list > of Device Trees. The only differences are: > > +BR2_PACKAGE_RPI_FIRMWARE_INSTALL_DTB_OVERLAYS=y > > and: > > +BR2_ROOTFS_POST_SCRIPT_ARGS="--add-pi3-miniuart-bt-overlay" > And the additional genimage line: + "rpi-firmware/overlays", And the 'enable_uart=1' in the config.txt (Is this really needed? For the Pi3 the overlay solution is enough). See [1], [2] and [3] for the old suggestion/discussion... > Is this the motivation for this separate defconfig? Could the existing > raspberrypi0_defconfig be extended to also work for your use case, > while keeping compatibility for the RPi Zero ? > > If not, we should remove the RPi Zero W support from > raspberrypi0_defconfig, because otherwise things are pretty confusing. > Regards, Peter [1] http://lists.busybox.net/pipermail/buildroot/2017-March/187206.html [2] http://lists.busybox.net/pipermail/buildroot/2017-March/187377.html [3] http://lists.busybox.net/pipermail/buildroot/2017-March/187403.html > Thanks! > > Thomas