Messages in this thread | | | From | Arnd Bergmann <> | Date | Thu, 10 Mar 2022 11:22:38 +0100 | Subject | Re: [PATCH v2] arm64: dts: marvell: armada-37xx: Remap IO space to bus address 0x0 |
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On Thu, Mar 10, 2022 at 11:09 AM Pali Rohár <pali@kernel.org> wrote: > On Thursday 10 March 2022 11:05:00 Gregory CLEMENT wrote:
> > > > This patch has been refused by Arnd so I removed it from the mvebu/fixes > > branch so you should not apply anything on top of it. > > Ok, so what is wrong with a change which increase size of IO space to 1 MB?
It should not cause any harm, but there is really no point in this if no known devices use more than a few bytes, and Linux only maps the first 64KB of the I/O space for each host bridge. I don't actually see where we limit the size to 64KB, so maybe that changed recently.
Arnd
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