linux-kernel - Re: [GIT PULL] SPI updates for v6.8

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Message-ID: <be96e4bc-0a4d-444c-88cf-fc77fefd64fd@sirena.org.uk>
Date: Mon, 22 Jan 2024 18:35:13 +0000
From: Mark Brown <broonie@...nel.org>
To: Klaus Kudielka <klaus.kudielka@...il.com>
Cc: linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] SPI updates for v6.8

On Mon, Jan 22, 2024 at 07:30:09PM +0100, Klaus Kudielka wrote:
> On Sun, 2024-01-07 at 22:38 +0000, Mark Brown wrote:

> >  - Support for multiple chip selects.

> [skipped the rest]
> 
> Hi, it seems I have an issue related with this new feature.
> 
> I just booted 6.8.0-rc1 on Turris Omnia (CONFIG_SPI_ORION=y,
> device tree: arch/arm/boot/dts/marvell/armada-385-turris-omnia.dts)

> and got the following error:
> 
> [    0.090231] spi_master spi0: No. of CS is more than max. no. of supported CS
> [    0.097358] spi_master spi0: Failed to create SPI device for /soc/spi@...00/flash@0

> End result: the three MTD partitions I used to have on the SPI-NOR are gone.

Yes, this was found on another platform - there's a patch which should
address this (unless the number is more than 8) in CI:

   https://lore.kernel.org/linux-spi/20240122-spi-multi-cs-max-v1-1-a7e98cd5f6c7@kernel.org/T/#u

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