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SubjectRe: [PATCH v4 0/8] Make fw_devlink=on more forgiving
Hi Saravana,

On 05.02.2021 23:26, Saravana Kannan wrote:
> There are a lot of devices/drivers where they never have a struct device
> created for them or the driver initializes the hardware without ever
> binding to the struct device.
> This series is intended to avoid any boot regressions due to such
> devices/drivers when fw_devlink=on and also address the handling of
> optional suppliers.
> Patch 1 and 2 addresses the issue of firmware nodes that look like
> they'll have struct devices created for them, but will never actually
> have struct devices added for them. For example, DT nodes with a
> compatible property that don't have devices added for them.
> Patch 3 and 4 allow for handling optional DT bindings.
> Patch 5 sets up a generic API to handle drivers that never bind with
> their devices.
> Patch 6 through 8 update different frameworks to use the new API.

This patchset fixes probing issue observed on various Exynos based
boards even with commit c09a3e6c97f0 ("soc: samsung: pm_domains: Convert
to regular platform driver") reverted. Thanks!

Tested-by: Marek Szyprowski <>

Best regards

Marek Szyprowski, PhD
Samsung R&D Institute Poland

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