Re: [PATCH] ARM: dts: imx7-colibri: add gpio-line-names

From: Shawn Guo
Date: Thu Feb 13 2020 - 22:11:09 EST


On Wed, Jan 29, 2020 at 10:53:36PM +0100, Stefan Agner wrote:
> From: Stefan Agner <stefan.agner@xxxxxxxxxxx>
>
> Add Colibri SODIMM numbers as GPIO line names on module level. The GPIO
> lines with a name are all available on the SODIMM edge connector of the
> Colibri iMX7 module and therefore a customer might use it as a GPIO. The
> Toradex Evaluation Board has the SODIMM numbers printed on the silk-
> screen. This allows a customer to quickly control a GPIO on a pin-header
> by using the name printed next to it.
>
> Putting the GPIO line name on module level makes sure that a customer
> gets a reasonable default. If more meaningful names are available on a
> custom carrier board, the user can overwrite the line names in a carrier
> board level device tree.
>
> The eMMC based modules share all GPIO names except two GPIOs on bank 6
> which are not available on the raw NAND devices. Hence overwrite GPIO
> line names of bank 6 in the eMMC specific device tree file.
>
> Signed-off-by: Stefan Agner <stefan.agner@xxxxxxxxxxx>

Applied, thanks.