From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: Re: [PATCH 5/5] ARM: dts: sun7i: Add dts file for Wits Pro A20 DKT Date: Fri, 31 Jul 2015 18:56:55 +0200 Message-ID: <20150731165655.GG2564@lukather> References: <1438333194-21181-1-git-send-email-hdegoede@redhat.com> <1438333194-21181-6-git-send-email-hdegoede@redhat.com> <20150731102028.GE2564@lukather> Reply-To: maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="hWKK+vUwUWSC3a08" Return-path: Content-Disposition: inline In-Reply-To: List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Chen-Yu Tsai Cc: Hans de Goede , linux-arm-kernel , devicetree , linux-sunxi , Jelle de Jong List-Id: devicetree@vger.kernel.org --hWKK+vUwUWSC3a08 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline On Fri, Jul 31, 2015 at 06:25:29PM +0800, Chen-Yu Tsai wrote: > > Note that it's a bit of a pain for now to support such cases, as > > there's nothing to tie something from the DT to an SDIO device. I > > don't have a better solution than marking it always-on at the moment, > > with a big FIXME comment on top... :/ > > One could use the mmc-pwr-seq stuff. I don't know if it has been > extended for multiple GPIOs, not that you would need it in this use > case. It doesn't really improve the situation. It doesn't handle the regulators, it doesn't allow the real driver to get its resources either, basically, it's just a hack. > Maybe we ought to fix up the other ones, like the CubieTruck and A31 > Hummingbird? I'll do it. Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --hWKK+vUwUWSC3a08--