Best regards, Peter Chen >-----Original Message----- >From: Shawn Guo [mailto:shawnguo@xxxxxxxxxx] >Sent: Monday, November 14, 2016 1:49 PM >To: Peter Chen <peter.chen@xxxxxxx> >Cc: sboyd@xxxxxxxxxxxxxx; mturquette@xxxxxxxxxxxx; linux-arm- >kernel@xxxxxxxxxxxxxxxxxxx; kernel@xxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; >robh+dt@xxxxxxxxxx; Fabio Estevam <fabio.estevam@xxxxxxx>; >mark.rutland@xxxxxxx; linux-clk@xxxxxxxxxxxxxxx >Subject: Re: [PATCH v2 1/3] ARM: imx6ull: add imx6ull support > >On Tue, Nov 08, 2016 at 01:56:52PM +0800, Peter Chen wrote: >> It is the 10th processor in the well-known imx6 series, and derived >> from imx6ul but cost optimized. The more information about imx6ull can >> be found at: >> >> http://www.nxp.com/products/microcontrollers-and-processors/ >> arm-processors/i.mx-applications-processors/i.mx-6-processors >> /i.mx6qp/i.mx-6ull-single-core-processor-with-arm-cortex-a7-core >> :i.MX6ULL >> >> In this patch, for SoC part, the imx6ull.dtsi includes imx6ul.dtsi; >> for board part (imx6ul/imx6ull 14x14 evk), it has a common board file >> imx6u-14x14-evk.dtsi, and this file is included by both >> imx6ul-14x14-evk.dts and imx6ull-14x14-evk.dts. >> >> Signed-off-by: Peter Chen <peter.chen@xxxxxxx> >> --- >> arch/arm/boot/dts/Makefile | 3 +- >> arch/arm/boot/dts/imx6u-14x14-evk.dtsi | 487 >> ++++++++++++++++++++++++++++++++ >> arch/arm/boot/dts/imx6ul-14x14-evk.dts | 479 >> +------------------------------ > >What's the real change between imx6u-14x14-evk.dtsi and imx6ul-14x14-evk.dts? >Instead of renaming the file, I would like to have imx6ull-14x14-evk.dts include >imx6ul-14x14-evk.dts directly, if we can work out the difference within imx6ull- >14x14-evk.dts. > The main difference is compatible string, I can't include two compatible strings in one dts file, the dts build will fail for that. imx6ull-14x14-evk.dts / { model = "Freescale i.MX6 UlltraLite 14x14 EVK Board"; compatible = "fsl,imx6ull-14x14-evk", "fsl,imx6ull"; }; imx6ul-14x14-evk.dts / { model = "Freescale i.MX6 UltraLite 14x14 EVK Board"; compatible = "fsl,imx6ul-14x14-evk", "fsl,imx6ul"; }; Peter -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html