On Tue, Jan 15, 2019 at 12:00:26PM +0000, Yogesh Narayan Gaur wrote:
> Add fspi node property for LX2160A SoC for FlexSPI driver.
> Property added for the FlexSPI controller and for the connected
> slave device for the LX2160ARDB target.
> This is having two SPI-NOR flash device, mt35xu512aba, connected
> at CS0 and CS1.
>
> Signed-off-by: Yogesh Narayan Gaur <yogeshnarayan.gaur@xxxxxxx>
> ---
> Changes for v8:
> - None
> Changes for v7:
> - None
> Changes for v6:
> - None
> Changes for v5:
> - None
> Changes for v4:
> - Incorporated Rob review comments.
> Changes for v3:
> - None.
> Changes for v2:
> - Incorporated Shawn review comments.
>
> .../boot/dts/freescale/fsl-lx2160a-rdb.dts | 22 +++++++++++++++++++
> .../arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 13 +++++++++++
> 2 files changed, 35 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> index 6481e5f20e69..70658946fbbe 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-rdb.dts
> @@ -50,6 +50,28 @@
> status = "okay";
> };
>
> +&fspi {
> + status = "okay";
> +
> + mt35xu512aba0: flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "spansion,m25p80";
> + m25p,fast-read;
> + spi-max-frequency = <50000000>;
> + reg = <0>;
> + };
> +
> + mt35xu512aba1: flash@1 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "spansion,m25p80";
> + m25p,fast-read;
> + spi-max-frequency = <50000000>;
> + reg = <1>;
> + };
> +};
> +
> &i2c0 {
> status = "okay";
>
> diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> index a79f5c1ea56d..e3ff86201f73 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
> @@ -762,5 +762,18 @@
> <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
> dma-coherent;
> };
> +
> + fspi: spi@20c0000 {
To keep the nodes sorted in unit-address, it should go after
i2c@2070000.
> + compatible = "nxp,lx2160a-fspi";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + reg = <0x0 0x20c0000 0x0 0x10000>,
> + <0x0 0x20000000 0x0 0x10000000>;
I would align the indentation with the above.
> + reg-names = "fspi_base", "fspi_mmap";
> + interrupts = <0 25 0x4>; /* Level high type */
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; so that we can save the
comment there.
I fixed up all these small things and applied the patch.
Shawn
> + clocks = <&clockgen 4 3>, <&clockgen 4 3>;
> + clock-names = "fspi_en", "fspi";
> + status = "disabled";
> + };
> };
> };
> --
> 2.17.1
>
>
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