From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH] ARM: dts: sun7i: Add Goodix GT911 nodes for Wexler TAB7200 Date: Thu, 2 Apr 2015 11:22:59 +0200 Message-ID: <20150402092259.GK23664@lukather> References: <1427789897-4085-1-git-send-email-mamlinav@gmail.com> <20150331144338.GG23664@lukather> <20150331221420.3b65d2540c7dbe1d12611e12@gmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="7e8BFhNxqpjiNKz7" Return-path: Content-Disposition: inline In-Reply-To: <20150331221420.3b65d2540c7dbe1d12611e12-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Aleksei Mamlin Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org --7e8BFhNxqpjiNKz7 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 31, 2015 at 10:14:20PM +0300, Aleksei Mamlin wrote: > On Tue, 31 Mar 2015 07:43:38 -0700 > Maxime Ripard wrote: >=20 > > Hi, > >=20 > > On Tue, Mar 31, 2015 at 11:18:17AM +0300, Aleksei Mamlin wrote: > > > This patch adds nodes for the Goodix GT911 touchscreen controller fou= nd > > > on the Wexler TAB7200 tablet. Controller uses one of following I2C > > > addresses: 0x5d or 0x14, so just add two nodes. > >=20 > > In which case are these different addresses encountered? Different > > revisions of the same board? > > According to the datasheet it is a feature of the controller.=20 > The address(0x5d or 0x14) can be configured using a reset sequence, > which has not yet been implemented in the driver. Which address is set up by the bootloader then? Maxime --=20 Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com --7e8BFhNxqpjiNKz7 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJVHQpzAAoJEBx+YmzsjxAgftoP/RaxXVCk2TiPdIeL3wUruw+I oxn7PvZnf1mdYa8yYsoi4eNTkHANhw2tCg92PBU9cWVgv7YCqpWS6zlfGvkCSpyX E4M024e6crMajLnKvkGAeWGQqRdIgnbPb9LZCMB+GkSR4z5jzg+vaihy0hnRtX8d anFDLWzFrR90b+H2zx0A0/J1pY7y2TXpKzJlvBB0O+6tUsHYsfcxWrRcFFeufakJ HIKfHJnRBLwllbzEbHxGAyt+5F4CaVk7jjC3dUcId9XuknAlPP5XvRtc2bPKtvWP kz6yESWGLXaqp0rh7vulr8NKutpL/a9QZhkjxaStcnD5ndRDdro92Jh++gDN4Nqa JgFy/BoAEZEn6VESNud6L7yUX49gMR6CaAg5f+HOhL6yJwUGujAwUO143S23ly3H TycrGrBRuSqY0cIHXvhdokxWke+MGAQbdI9ImMekz8qfGTfftYxKGj+vO4c9ZZhn obRJKbKU+E3Cl652fAPSMFOxH40gyL9y6q35ZoQFxSP8XgzkrpKQnvCiS/NuAcpt usqo1W48kTnHEx9aBzKs/zS37Wxy/19d7oRwN7snCfRtmkWgn1Tw+BLqCSGR6iRG mLiU0O1izwmyMGqj28tVcmBDnnfy7jA3c+7hMjHO7jpPg7rzJ8DS96Q7tPfak5H+ UOvTSTMV6u/lgWVZEHlE =wuSk -----END PGP SIGNATURE----- --7e8BFhNxqpjiNKz7-- -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html