From mboxrd@z Thu Jan 1 00:00:00 1970 From: shawnguo@kernel.org (Shawn Guo) Date: Thu, 15 Jun 2017 10:20:25 +0800 Subject: [PATCH v3 1/9] ARM: dts: imx6ul-isiot: Add Sound card with codec node In-Reply-To: References: <1491501735-1649-1-git-send-email-jagan@openedev.com> <1491501735-1649-2-git-send-email-jagan@openedev.com> <20170407131649.GH16503@dragon> Message-ID: <20170615022024.GE30112@dragon> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jun 14, 2017 at 08:17:04PM +0530, Jagan Teki wrote: > On Fri, Apr 7, 2017 at 6:46 PM, Shawn Guo wrote: > > On Thu, Apr 06, 2017 at 11:32:07PM +0530, Jagan Teki wrote: > >> From: Jagan Teki > >> > >> Add support for Sound card and related codec(via i2c1) nodes > >> on Engicam Is.IoT MX6UL variant module boards. > >> > >> Cc: Shawn Guo > >> Cc: Matteo Lisi > >> Cc: Michael Trimarchi > >> Signed-off-by: Jagan Teki > >> --- > >> Changes for v3: > >> - Replace fsl,imx-audio-sgtl5000 and use simple-audio-card > >> Changes for v2: > >> - Use proper [label:] node-name[@unit-address] for codec > >> - Remove incorrect codec property 'wlf,shared-lrclk' > >> - Remove 'gpr' from sound card node > >> > >> arch/arm/boot/dts/imx6ul-isiot-common.dtsi | 10 +++++++ > >> arch/arm/boot/dts/imx6ul-isiot.dtsi | 44 ++++++++++++++++++++++++++++++ > > > > Can you help me understand how these two files are related? Why is > > sgtl5000 added into one and sound node added into the other? > > lcdif, ts and sound card which may differ based on the base-board > connected with SOM, So I moved these stuff which are related to > Starter kit supported once's and used with SOM dts files. if some > other board with same SOM can have different lcdif and etc so they can > define locally to dts. I do not follow how these stuff are organized. So far we have the following isiot dts files. - imx6ul-isiot-common.dtsi - imx6ul-isiot.dtsi - imx6ul-isiot-emmc.dts and imx6ul-isiot-nand.dts How are they mapping to SoM and base-board? Shawn