Subject: Re: [PATCH v3 1/4] arm64: dts: imx8mq: add Nitrogen8 SoM

From: Rob Herring <[email-masked]>
Date: Mon, 24 May 2021 17:59:31 -0500

On Mon, 24 May 2021 14:45:33 +0200, Lucas Stach wrote:
> This adds the description of the Nitrogen8 System on Module. The module
> is quite simple with only a few (almost) fixed regulators and a eMMC
> on-board.
> 
> The eMMC is currently limited to 50MHz modes via the pinctrl, as the board
> has not wired up the data strobe line, which prevents HS400 mode from
> working. As both the controller and the eMMC support this mode, it is
> automatically selected when we allow the faster modes, leading to failing
> transfers. Until we have a proper solution to only disable HS400 mode,
> keep the eMMC at the slow bus modes.
> 
> Signed-off-by: Lucas Stach <[email-masked]>
> ---
> v2:
> - remove 100/200MHz pinctrl states for usdhc1
> - rename i2c nodes
> ---
>  .../devicetree/bindings/arm/fsl.yaml          |   1 +
>  .../dts/freescale/imx8mq-nitrogen-som.dtsi    | 242 ++++++++++++++++++
>  2 files changed, 243 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mq-nitrogen-som.dtsi
> 

Acked-by: Rob Herring <[email-masked]>

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