On Tue, Sep 10, 2019 at 05:50:51PM +0530, Ashish Kumar wrote:
> Add fspi node property for LS1028A SoC for FlexSPI driver.
> Property added for FlexSPI controller and for the connected
> slave device for the LS1028ARDB and LS1028AQDS target.
> RDB and QDS is having one SPI-NOR flash device, mt35xu02g
> connected at CS0.
> This flash device "mt35xu02g" is tested for octal read
> 
> Signed-off-by: Xiaowei Bao <xiaowei....@nxp.com>
> Signed-off-by: Ashish Kumar <ashish.ku...@nxp.com>

When you send a patch series, the patches should be numbered properly
and preferably with a cover-letter.

> ---
>  arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts | 15 +++++++++++++++
>  arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts | 15 +++++++++++++++
>  arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi    | 13 +++++++++++++
>  3 files changed, 43 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts 
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> index 5e14e5a..5d46993 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> @@ -103,6 +103,21 @@
>       status = "okay";
>  };
>  
> +&fspi {
> +     status = "okay";

Have a newline between properties and child node..

> +     flash0: mt35xu02g@0 {

Use a generic node name and specific label name.

> +             compatible = "micron,mt35xu02g", "jedec,spi-nor";

"micron,mt35xu02g" is undocumented.

Shawn

> +             #address-cells = <1>;
> +             #size-cells = <1>;
> +             m25p,fast-read;
> +             spi-max-frequency = <50000000>;
> +             reg = <0>;
> +             /* The following setting enables 1-1-8 (CMD-ADDR-DATA) mode */
> +             spi-rx-bus-width = <8>; /* 8 SPI Rx lines */
> +             spi-tx-bus-width = <1>; /* 1 SPI Tx line */
> +     };
> +};
> +
>  &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 1a69221..f33cb2e 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-rdb.dts
> @@ -96,6 +96,21 @@
>       status = "okay";
>  };
>  
> +&fspi {
> +     status = "okay";
> +     flash0: mt35xu02g@0 {
> +             compatible = "micron,mt35xu02g", "jedec,spi-nor";
> +             #address-cells = <1>;
> +             #size-cells = <1>;
> +             m25p,fast-read;
> +             spi-max-frequency = <50000000>;
> +             reg = <0>;
> +             /* The following setting enables 1-1-8 (CMD-ADDR-DATA) mode */
> +             spi-rx-bus-width = <8>; /* 8 SPI Rx lines */
> +             spi-tx-bus-width = <1>; /* 1 SPI Tx line */
> +     };
> +};
> +
>  &i2c0 {
>       status = "okay";
>  
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi 
> b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index b139b29..4aa1825 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -174,6 +174,19 @@
>                       clocks = <&sysclk>;
>               };
>  
> +             fspi: spi@20c0000 {
> +                     compatible = "nxp,lx2160a-fspi";
> +                     #address-cells = <1>;
> +                     #size-cells = <0>;
> +                     reg = <0x0 0x20c0000 0x0 0x10000>,
> +                           <0x0 0x20000000 0x0 0x10000000>;
> +                     reg-names = "fspi_base", "fspi_mmap";
> +                     interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
> +                     clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> +                     clock-names = "fspi_en", "fspi";
> +                     status = "disabled";
> +             };
> +
>               i2c0: i2c@2000000 {
>                       compatible = "fsl,vf610-i2c";
>                       #address-cells = <1>;
> -- 
> 2.7.4
> 

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