From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v2] dt: bindings: Add binding for ESP8089 wifi chips Date: Tue, 30 Aug 2016 16:59:58 -0500 Message-ID: <20160830215958.GA17243@rob-hp-laptop> References: <1470936385-4621-1-git-send-email-hdegoede@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <1470936385-4621-1-git-send-email-hdegoede@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Hans de Goede Cc: devicetree , Ulf Hansson , linux-mmc@vger.kernel.org, Chen-Yu Tsai , Icenowy Zheng , Maxime Ripard , linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On Thu, Aug 11, 2016 at 07:26:25PM +0200, Hans de Goede wrote: > The ESP8089 chips can mostly be enumerated via their sdio interface, > but they are clocked by an external crystal which may differ from one > board to the other. > > This commit adds a binding for the sdio child node for these chips, > allowing to specify the external crystal type (for now, this binding > could be be extended with e.g. OOB irq support later). > > The Android driver for this chip uses a text file with key,value pairs > which gets loaded as firmware to pass this info to the firmware. > The "esp,crystal_26M_en" name is chosen to match the crystal_26M_en > key-name in that text file. > > Note that at this point there only is an out of tree driver for this > hardware, there is no clear timeline / path for merging this. Still > I believe it would be good to specify the binding for this in tree > now, so that any future migration to an in tree driver will not cause > compatiblity issues. > > Cc: Icenowy Zheng > Signed-off-by: Hans de Goede > --- > Changes in v2: > -Use esp,crystal-26M-en instead of esp,crystal_26M_en > --- > .../bindings/net/wireless/esp,esp8089.txt | 31 ++++++++++++++++++++++ > 1 file changed, 31 insertions(+) > create mode 100644 Documentation/devicetree/bindings/net/wireless/esp,esp8089.txt Applied, thanks. Rob