[PATCH] arm64/efi: register UEFI runtime mmio regions as iomem resources

Linus Walleij linus.walleij at linaro.org
Tue Oct 27 05:08:42 PDT 2015

On Mon, Oct 26, 2015 at 9:41 AM, Ard Biesheuvel
<ard.biesheuvel at linaro.org> wrote:

> In order to prevent kernel drivers from attaching to MMIO regions
> that are owned by the firmware, register them as iomem resources.
> Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>

Is this related to the flash memory discussion so that NOR flash
will be part of what is considered "I/O memory" and flash
protection achieved this way?

Linus Walleij

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