[PATCH v1] arm: dts: verdin-imx8mm/imx8mp: use gpio-hog for sleep moci

Fabio Estevam festevam at gmail.com
Sat Apr 20 20:35:28 CEST 2024


On Wed, Apr 17, 2024 at 5:49 AM Stefan Eichenberger <eichest at gmail.com> wrote:
>
> From: Stefan Eichenberger <stefan.eichenberger at toradex.com>
>
> In Linux, we allow sleep moci to be turned off when the carrier board
> supports it and the system is in suspend. In U-Boot, however, we want
> the sleep moci to be always on. So we use a gpio hog and disable the
> regulator. This change is necessary because we switched to upstream
> device tree files with commit 23fe2def1edf
> ("verdin-imx8mm/verdin-imx8mp: move imx verdins to OF_UPSTREAM"). A
> recent upstream patch removes the gpio hog from the Linux device tree,
> so we need to add it to the u-boot dtsi. The following patch will remove
> the gpio hog from the Linux device tree:
> https://lore.kernel.org/linux-devicetree/20240405160720.5977-1-eichest@gmail.com/
> The U-Boot patch can be applied without it and will not break the build.
>
> Signed-off-by: Stefan Eichenberger <stefan.eichenberger at toradex.com>

Applied, thanks.


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