RE: [EXT] Re: [PATCH v1] arm64: ls1028: dtsi: Add esdhc node in dtsi

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> -----Original Message-----
> From: Rob Herring [mailto:robh+dt@xxxxxxxxxx]
> Sent: 2019年5月2日 1:50
> To: Yinbo Zhu <yinbo.zhu@xxxxxxx>
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>; Leo Li <leoyang.li@xxxxxxx>; Xiaobo
> Xie <xiaobo.xie@xxxxxxx>; Mark Rutland <mark.rutland@xxxxxxx>;
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx;
> linux-kernel@xxxxxxxxxxxxxxx; linux-mmc@xxxxxxxxxxxxxxx; Y.b. Lu
> <yangbo.lu@xxxxxxx>; Jiafei Pan <jiafei.pan@xxxxxxx>; Ashish Kumar
> <ashish.kumar@xxxxxxx>
> Subject: [EXT] Re: [PATCH v1] arm64: ls1028: dtsi: Add esdhc node in dtsi
> 
> Caution: EXT Email
> 
> On Tue, Apr 23, 2019 at 6:42 AM Yinbo Zhu <yinbo.zhu@xxxxxxx> wrote:
> >
> > From: Ashish Kumar <Ashish.Kumar@xxxxxxx>
> >
> > This patch is to add esdhc node and enable SD UHS-I, eMMC HS200 for
> > ls1028ardb/ls1028aqds board.
> >
> > Signed-off-by: Ashish Kumar <Ashish.Kumar@xxxxxxx>
> > Signed-off-by: Yangbo Lu <yangbo.lu@xxxxxxx>
> > Signed-off-by: Yinbo Zhu <yinbo.zhu@xxxxxxx>
> > ---
> >  .../boot/dts/freescale/fsl-ls1028a-qds.dts    |  8 ++++++
> >  .../boot/dts/freescale/fsl-ls1028a-rdb.dts    | 13 +++++++++
> >  .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi | 27
> > +++++++++++++++++++
> >  3 files changed, 48 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> > b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> > index 14c79f4691ea..180e5d2a00d1 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> > @@ -42,6 +42,14 @@
> >         status = "okay";
> >  };
> >
> > +&esdhc {
> > +       status = "okay";
> > +};
> > +
> > +&esdhc1 {
> > +       status = "okay";
> > +};
> > +
> >  &i2c0 {
> >         status = "okay";
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> > b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> > index f86b054a74ae..1bfaf4294db4 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> > @@ -30,6 +30,19 @@
> >         };
> >  };
> >
> > +&esdhc {
> > +       status = "okay";
> > +       sd-uhs-sdr104;
> > +       sd-uhs-sdr50;
> > +       sd-uhs-sdr25;
> > +       sd-uhs-sdr12;
> > +       };
> > +
> > +&esdhc1 {
> > +       status = "okay";
> > +       mmc-hs200-1_8v;
> > +       };
> > +
> >  &i2c0 {
> >         status = "okay";
> >
> > diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> > b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> > index 2896bbcfa3bb..d13cd3fb455b 100644
> > --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> > @@ -274,6 +274,33 @@
> >                         status = "disabled";
> >                 };
> >
> > +               esdhc: esdhc@2140000 {
> 
> mmc@...
> 
> > +                       compatible = "fsl,ls1028a-esdhc", "fsl,esdhc";
> > +                       reg = <0x0 0x2140000 0x0 0x10000>;
> > +                       interrupts = <0 28 0x4>; /* Level high type */
> > +                       clock-frequency = <0>;
> 
> Filled in by bootloader? If so, add a comment.
Hi rob,
Filled in by kernel, please you note.

Regards,
Yinbo.
> > +                       clocks = <&clockgen 2 1>;
> > +                       voltage-ranges = <1800 1800 3300 3300>;
> > +                       sdhci,auto-cmd12;
> > +                       little-endian;
> > +                       bus-width = <4>;
> > +                       status = "disabled";
> > +               };
> > +
> > +               esdhc1: esdhc@2150000 {
> 
> mmc@...
> 
> > +                       compatible = "fsl,ls1028a-esdhc", "fsl,esdhc";
> > +                       reg = <0x0 0x2150000 0x0 0x10000>;
> > +                       interrupts = <0 63 0x4>; /* Level high type */
> > +                       clock-frequency = <0>;
> > +                       clocks = <&clockgen 2 1>;
> > +                       voltage-ranges = <1800 1800 3300 3300>;
> > +                       sdhci,auto-cmd12;
> > +                       broken-cd;
> > +                       little-endian;
> > +                       bus-width = <4>;
> > +                       status = "disabled";
> > +               };
> > +
> >                 sata: sata@3200000 {
> >                         compatible = "fsl,ls1028a-ahci";
> >                         reg = <0x0 0x3200000 0x0 0x10000>,
> > --
> > 2.17.1
> >




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