Date: Fri, 27 Dec 2013 13:01:36 -0700 From: Warner Losh <imp@bsdimp.com> To: Aleksandr Rybalko <ray@ddteam.net> Cc: Tim Kientzle <tim@kientzle.com>, "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: HDMI output on Beaglebone black Message-ID: <DDFDEBC3-ECAF-43AB-8CBF-BC10C766F29C@bsdimp.com> In-Reply-To: <29b6bc61-c513-4d98-8aed-4e1ea6ebe4da@email.android.com> References: <CAASDrVnu-0vJsnnp-rEQAT6dkg3eyNcjTejYzwwaKDpfkzFXdw@mail.gmail.com> <7C58B233-1E84-47A3-ABB2-0038928BB1B2@bluezbox.com> <FB96D3DB-3DC2-4D5F-B83F-CF294F69F93D@kientzle.com> <29b6bc61-c513-4d98-8aed-4e1ea6ebe4da@email.android.com>
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On Dec 27, 2013, at 1:37 AM, Aleksandr Rybalko wrote: > Tim Kientzle <tim@kientzle.com> =D0=BD=D0=B0=D0=BF=D0=B8=D1=81=D0=B0=D0=B2= (=D0=BB=D0=B0): >>=20 >> On Dec 26, 2013, at 1:18 PM, Oleksandr Tymoshenko = <gonzo@bluezbox.com> >> wrote: >>=20 >>>=20 >>> On 2013-12-25, at 9:08 PM, "Lundberg, Johannes" >> <johannes@brilliantservice.co.jp> wrote: >>>=20 >>>> Hi >>>>=20 >>>> According to the readme for Beaglebone Black in crochet-freebsd >> there is no >>>> support for HMDI output yet (as of Dec 2013). >>>>=20 >>>> Does anyone know what is required to make this work? >>>=20 >>> You need to write driver for NXP TDA19988 HDMI (LCD to HDMI >> converter), driver=20 >>> for LCD controller and vt/syscons wrapper. Also properly pinmux LCD >> pins in .dts. >>=20 >> Does newcons make this any simpler? >=20 > Yup, much simpler. > You only have to fill fb_info struct and call fbd to attach or attach = fbd child. Chances are we'll need to create an Android graphics interface module. = Most of the GPUs are programmed with binary blobs that we'll have no = hope of getting. However, the interface to Android is fairly standard so = we should be able to leverage off that. Glad to hear about the new console code being easier to work with. I may = have to bring it up on my Atmel gear that has LCDs... Warner=
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