On Sun, Sep 27, 2020 at 05:41:24PM +0800, Jacky Bai wrote:
> For i.MX8MN DDR3L EVK board, it populates with the 11x11 package
> with no GPU, no display module compared to 14x14 package. For
> the board design, it is same as LPDDR4 board except that the
> display related interface is removed.
>
> Signed-off-by: Jacky Bai <ping.bai@xxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/Makefile | 1 +
> arch/arm64/boot/dts/freescale/imx8mn-ddr3l-evk.dts | 11 +++++++++++
> 2 files changed, 12 insertions(+)
> create mode 100644 arch/arm64/boot/dts/freescale/imx8mn-ddr3l-evk.dts
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index f8d59433af01..4edcbd920a8f 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -33,6 +33,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mm-var-som-symphony.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr3l-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mn-var-som-symphony.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-ddr3l-evk.dts b/arch/arm64/boot/dts/freescale/imx8mn-ddr3l-evk.dts
> new file mode 100644
> index 000000000000..854cb3a525f0
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-ddr3l-evk.dts
> @@ -0,0 +1,11 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> + /*
> + * Copyright 2020 NXP
> + */
> +
> +#include "imx8mn-evk.dts"
This should be an include of shared DTSI. You could avoid
splitting/renaming if you started with DTSI at beginning, knowing that
there will be multiple boards like that, with only minor differences.
> +
> +/ {
> + model = "NXP i.MX8MNano DDR3L EVK board";
NXP advertises it as "i.MX 8M Nano" (with spaces).
Best regards,
Krzysztof
