From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maxime Ripard Subject: Re: [PATCH v2] arm64: dts: allwinner: a64: orangepi-win: Add wifi and bluetooth nodes Date: Thu, 16 May 2019 10:52:57 +0200 Message-ID: <20190516085257.tbli227f7mm3daac@flea> References: <20190514205445.11591-1-jernej.skrabec@siol.net> Reply-To: maxime.ripard-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="5iqdhuknfkakdubp" Return-path: Sender: linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org Content-Disposition: inline In-Reply-To: <20190514205445.11591-1-jernej.skrabec-gGgVlfcn5nU@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Jernej Skrabec Cc: wens-jdAy2FN1RRM@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org List-Id: devicetree@vger.kernel.org --5iqdhuknfkakdubp Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline On Tue, May 14, 2019 at 10:54:45PM +0200, Jernej Skrabec wrote: > The AP6212 is based on the Broadcom BCM43430 or BCM43438. The WiFi side > identifies as BCM43430, while the Bluetooth side identifies as BCM43438. > > WiFi is connected to mmc1 and the Bluetooth side is connected to UART1 > in a 4 wire configuration. Same as the WiFi side, due to being the same > chip and package, DLDO2 provides overall power via VBAT, and DLDO4 > provides I/O power via VDDIO. The RTC clock output provides the LPO low > power clock at 32.768 kHz. > > This patch enables WiFi and Bluetooth on OrangePi Win boards and adds > missing LPO clock on the WiFi side. PCM connection also exists for > Bluetooth audio, but it's not used here. > > Bluetooth UART speed is set to 1.5 MBaud in order to be able transmit > audio. While module supports even higher speeds, currently sunxi clock > driver doesn't support higher speed. > > Signed-off-by: Jernej Skrabec Queued for 5.3, thanks Maxime -- Maxime Ripard, Bootlin Embedded Linux and Kernel engineering https://bootlin.com --5iqdhuknfkakdubp--