[PATCH 4/5] dt-bindings: pinctrl: add i.MXRT1020 pins definition

[sbabic at denx.de]

> Add i.MXRT1020 pins definition.
> Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

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