Hi Shawn, > -----Original Message----- > From: Shawn Guo [mailto:shawnguo@xxxxxxxxxx] > Sent: Friday, May 05, 2017 10:37 AM > To: Y.B. Lu > Cc: devicetree@xxxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; > ulf.hansson@xxxxxxxxxx; Rob Herring; Catalin Marinas; Harninder Rai; > Xiaobo Xie > Subject: Re: [v2, 1/5] mmc: dt: add compatible into eSDHC required > properties > > On Thu, May 04, 2017 at 06:48:56PM +0800, Yangbo Lu wrote: > > This patch is to add compatible into eSDHC required properties. > > > > Signed-off-by: Yangbo Lu <yangbo.lu@xxxxxxx> > > --- > > Changes for v2: > > - Added this patch. > > --- > > Documentation/devicetree/bindings/mmc/fsl-esdhc.txt | 1 + > > 1 file changed, 1 insertion(+) > > > > diff --git a/Documentation/devicetree/bindings/mmc/fsl-esdhc.txt > > b/Documentation/devicetree/bindings/mmc/fsl-esdhc.txt > > index dedfb02..b04b248 100644 > > --- a/Documentation/devicetree/bindings/mmc/fsl-esdhc.txt > > +++ b/Documentation/devicetree/bindings/mmc/fsl-esdhc.txt > > @@ -7,6 +7,7 @@ This file documents differences between the core > > properties described by mmc.txt and the properties used by the sdhci- > esdhc driver. > > > > Required properties: > > + - compatible : should be "fsl,esdhc", or "fsl,<chip>-esdhc". > > I think either supported <chip> or the compatible should be listed > explicitly. > [Lu Yangbo-B47093] I think the reason we use <chip> is to avoid listing too much chips, and to avoid doc updating if new chips are added. The checkpatch script also had considered that. Currently there're about 20 platforms with "fsl,<chip>-esdhc" compatible in kernel dts. And the doc also provide an example. Example: sdhci@2e000 { compatible = "fsl,mpc8378-esdhc", "fsl,esdhc"; Should we still need to list all ? Thanks. > Shawn > > > - interrupt-parent : interrupt source phandle. > > - clock-frequency : specifies eSDHC base clock frequency. > > > > -- > > 2.1.0.27.g96db324 > > > > > > _______________________________________________ > > linux-arm-kernel mailing list > > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- 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