[PATCH v1] spi: dt-bindings: nuvoton,npcm-fiu: Convert to DT schema
Tomer Maimon
tmaimon77 at gmail.com
Fri Nov 14 02:07:17 AEDT 2025
Hi,
Thanks for your comments
On Thu, 13 Nov 2025 at 13:20, Mark Brown <broonie at kernel.org> wrote:
> On Thu, Nov 13, 2025 at 09:51:47AM +0100, Krzysztof Kozlowski wrote:
>
> > Anyway, address space is rarely optional, so I have doubts you would
> > have proper justification for this change.
>
> IIRC I have seen some of the controllers with memory mapped flash
> support where the address range for the memory mapping was optional
> since it could be configured out of the IP when wiring it into the
> platform. No idea if that's what's going on here.
>
In the NPCM FIU driver:
- When the flash device is not memory-mapped, flash reads are performed
using dedicated SPI flash read commands.
- When the flash device is memory-mapped, reads are done directly
through the memory window, with the FIU hardware automatically handling the
necessary flash read commands in the background.
I will remove the unnecessary reg-names from npcm7xx dtsi file.
Thanks,
Tomer
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