From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: [PATCH 02/89] dt-bindings: i2c: brcmstb: Add BCM2711 BSC/AUTO-I2C binding Date: Tue, 10 Mar 2020 11:07:17 +0100 Message-ID: <20200310100717.GL1987@ninjato> References: <9e427ff22fa40b7146b44aee6468559499deb1f1.1582533919.git-series.maxime@cerno.tech> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="Mit9XoPEfICDqq/V" Return-path: Content-Disposition: inline In-Reply-To: <9e427ff22fa40b7146b44aee6468559499deb1f1.1582533919.git-series.maxime-R63rPqgGiG5yDzI6CaY1VQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Maxime Ripard Cc: Nicolas Saenz Julienne , Eric Anholt , dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Dave Stevenson , Tim Gover , Phil Elwell , Kamal Dasu , Florian Fainelli , Rob Herring , linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-i2c@vger.kernel.org --Mit9XoPEfICDqq/V Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 24, 2020 at 10:06:04AM +0100, Maxime Ripard wrote: > The HDMI blocks in the BCM2771 have an i2c controller to retrieve the > EDID. This block is split into two parts, the BSC and the AUTO_I2C, > lying in two separate register areas. >=20 > The AUTO_I2C block has a mailbox-like interface and will take away the > BSC control from the CPU if enabled. However, the BSC is the actually > the same controller than the one supported by the brcmstb driver, and > the AUTO_I2C doesn't really bring any immediate benefit. >=20 > We can model it in the DT as a single device with two register range, > which will allow us to use or or the other in the driver without > changing anything in the DT. >=20 > Cc: Kamal Dasu > Cc: Florian Fainelli > Cc: Rob Herring > Cc: Wolfram Sang > Cc: bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org > Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > Signed-off-by: Maxime Ripard Applied to for-next, thanks! --Mit9XoPEfICDqq/V Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAl5nZtUACgkQFA3kzBSg KbaKNw/8CYeVSOJ+gtDDCflvUs0zsoYsuDzRuEZd7seZDfEDAjPRZea/tz9M16OB rK81LXAyz3ngWvzob+kcqlJ8NIpW37yu5r/R5mkxemffvAy2Df4Dlx90Cuvnug1/ /D3QDqE7sgAbxdWEWI0/lF66XV2V0RRTIcNqN4e0Rp7Q48CZMA3itmrqLtv3B1M/ 6EkTH6G77n4KAyCbN6PuCJJwNUgwsm2jUac2WRpCcaXuavYdMakDWyR0EdWcV08u ukqFn8lFyh7BHdbFGfuBDKrqU9aca3HjImu1tNTGJZQsZMpohEM5N3Qc53ajWnFX YWE3UigXavv68FTOElY+Eso4C5uZNJvtGH1bWsGG6DjX2x39vAlGVzAvKfRDQ1Fn EJeEJ8yDdORfkQQRdu/79DXQ5UAdZkuxDz/2PBgXtE9o14NCZgr8ENDqR2MIWzfa jpWaeOG272go1xg1z+/gUZRpxEFuVO4aZHyYEnbMB50VxMz+8RxsvldIOG/qfAAj qLFryHVYg1dRVk2Fv0+Nw1RQ2tIdu/UdQbuatEgJ75PI7ucsL09jLXJvGndJ2ABS EEzahmZ7hjGLbgarfYUHI9MMZMlofMliRzd8afzMg9PakdGzaayhHqhNcm8ID/GV vTyMwl4s+XAYs8gLuOZub0lN6ZUBYAo1jLYHH/IKz/nDoBRHeU4= =M9RT -----END PGP SIGNATURE----- --Mit9XoPEfICDqq/V--