[PATCH v2] ARM: arch: dts: qspi: Add QSPI config to the NXP IMX8MN-EVK board

[Sascha Hauer]

On Tue, Mar 01, 2022 at 02:23:08PM +0100, Joacim Zetterling wrote:
> Add QSPI support in the default config and DTS files for the
> NXP IMX8MN-EVK board. To be able to use it You also need the
> QSPI driver enabled.
> 
> Tested on the NXP IMX8MN-EVK board as well as on an IMX8MN
> custom bord supporting a QSPI flash. Tested with the memory
> dump command i.e. 'md -s /dev/m25p0'.
> 
> Signed-off-by: Joacim Zetterling <joacim.zetterling at westermo.com>
> ---

Applied, thanks

Sascha

> 
> Changes v2:
>   - Removed the "default" pinctrl names from iomuxc
>   - Renamed the flexspi device name
> 
>  arch/arm/configs/imx_v8_defconfig |  1 +
>  arch/arm/dts/imx8mn-evk.dts       | 30 ++++++++++++++++++++++++++++++
>  2 files changed, 31 insertions(+)
> 
> diff --git a/arch/arm/configs/imx_v8_defconfig b/arch/arm/configs/imx_v8_defconfig
> index b28c868a99bf..fe6398cc873d 100644
> --- a/arch/arm/configs/imx_v8_defconfig
> +++ b/arch/arm/configs/imx_v8_defconfig
> @@ -99,6 +99,7 @@ CONFIG_NET_USB=y
>  CONFIG_NET_USB_ASIX=y
>  CONFIG_NET_USB_SMSC95XX=y
>  CONFIG_DRIVER_SPI_IMX=y
> +CONFIG_SPI_NXP_FLEXSPI=y
>  CONFIG_I2C=y
>  CONFIG_I2C_IMX=y
>  CONFIG_MTD=y
> diff --git a/arch/arm/dts/imx8mn-evk.dts b/arch/arm/dts/imx8mn-evk.dts
> index 9fe24b3184f1..b8e7e1acf539 100644
> --- a/arch/arm/dts/imx8mn-evk.dts
> +++ b/arch/arm/dts/imx8mn-evk.dts
> @@ -60,3 +60,33 @@
>  &ocotp {
>  	barebox,provide-mac-address = <&fec1 0x640>;
>  };
> +
> +&iomuxc {
> +	pinctrl_flexspi0: flexspi0grp {
> +		fsl,pins = <
> +		MX8MN_IOMUXC_NAND_ALE_QSPI_A_SCLK	0x1c4
> +		MX8MN_IOMUXC_NAND_CE0_B_QSPI_A_SS0_B	0x84
> +		MX8MN_IOMUXC_NAND_DATA00_QSPI_A_DATA0	0x84
> +		MX8MN_IOMUXC_NAND_DATA01_QSPI_A_DATA1	0x84
> +		MX8MN_IOMUXC_NAND_DATA02_QSPI_A_DATA2	0x84
> +		MX8MN_IOMUXC_NAND_DATA03_QSPI_A_DATA3	0x84
> +		>;
> +	};
> +};
> +
> +&flexspi {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_flexspi0>;
> +
> +	system_flash: flash at 0 {
> +		reg = <0>;
> +		compatible = "jedec,spi-nor";
> +		spi-max-frequency = <80000000>;
> +		spi-tx-bus-width = <4>;
> +		spi-rx-bus-width = <4>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +	};
> +};
> +
> -- 
> 2.25.1
> 
> 
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