[PATCH 1/3] arm64: dts: ls1046a: support SD UHS-I and eMMC HS200 on RDB

Y.B. Lu yangbo.lu at nxp.com
Thu May 4 03:44:14 PDT 2017


Hi Shawn,

> -----Original Message-----
> From: Shawn Guo [mailto:shawnguo at kernel.org]
> Sent: Wednesday, May 03, 2017 8:57 PM
> To: Y.B. Lu
> Cc: linux-arm-kernel at lists.infradead.org; ulf.hansson at linaro.org; Catalin
> Marinas; Xiaobo Xie
> Subject: Re: [PATCH 1/3] arm64: dts: ls1046a: support SD UHS-I and eMMC
> HS200 on RDB
> 
> On Fri, Apr 21, 2017 at 11:52:34AM +0800, Yangbo Lu wrote:
> > This patch is to enable SD UHS-I mode and eMMC HS200 mode on
> > LS1046ARDB in dts. Also, the eSDHC peripheral clock must be used
> > instead of platform clock to support these modes.
> >
> > Signed-off-by: Yangbo Lu <yangbo.lu at nxp.com>
> > ---
> >  arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts | 8 ++++++++
> >  arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi    | 4 ++--
> >  2 files changed, 10 insertions(+), 2 deletions(-)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
> > b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
> > index d1ccc00..08528c2 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a-rdb.dts
> > @@ -64,6 +64,14 @@
> >  	};
> >  };
> >
> > +&esdhc {
> > +	mmc-hs200-1_8v;
> > +	sd-uhs-sdr104;
> > +	sd-uhs-sdr50;
> > +	sd-uhs-sdr25;
> > +	sd-uhs-sdr12;
> > +};
> > +
> 
> Please sort the node alphabetically.

[Lu Yangbo-B47093] Ok, I will do that.

> 
> >  &duart0 {
> >  	status = "okay";
> >  };
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> > b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> > index f4b8b7e..f06f329 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
> > @@ -209,10 +209,10 @@
> >  		};
> >
> >  		esdhc: esdhc at 1560000 {
> > -			compatible = "fsl,esdhc";
> > +			compatible = "fsl,ls1046a-esdhc", "fsl,esdhc";
> 
> I do not see "fsl,ls1046a-esdhc" is a documented compatible.
> 

[Lu Yangbo-B47093] Ok, I will add a doc patch.

> Shawn
> 
> >  			reg = <0x0 0x1560000 0x0 0x10000>;
> >  			interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
> > -			clock-frequency = <0>;
> > +			clocks = <&clockgen 2 1>;
> >  			voltage-ranges = <1800 1800 3300 3300>;
> >  			sdhci,auto-cmd12;
> >  			big-endian;
> > --
> > 2.1.0.27.g96db324
> >
> >
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel at lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel



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