linux-kernel - Re: [PATCH v2 23/28] spi: s3c64xx: retrieve the FIFO size from the device tree

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Message-ID: <1e117c5c-1e82-47ae-82f4-cdcf0a087f5f@sirena.org.uk>
Date: Thu, 25 Jan 2024 17:33:21 +0000
From: Mark Brown <broonie@...nel.org>
To: Tudor Ambarus <tudor.ambarus@...aro.org>
Cc: andi.shyti@...nel.org, arnd@...db.de, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	alim.akhtar@...sung.com, linux-spi@...r.kernel.org,
	linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-arch@...r.kernel.org, andre.draszik@...aro.org,
	peter.griffin@...aro.org, semen.protsenko@...aro.org,
	kernel-team@...roid.com, willmcvicker@...gle.com
Subject: Re: [PATCH v2 23/28] spi: s3c64xx: retrieve the FIFO size from the
 device tree

On Thu, Jan 25, 2024 at 02:50:01PM +0000, Tudor Ambarus wrote:

> Allow SoCs that have multiple instances of the SPI IP with different
> FIFO sizes to specify their FIFO size via the "samsung,spi-fifosize"
> device tree property. With this we can break the dependency between the
> SPI alias, the fifo_lvl_mask and the FIFO size.

OK, so we do actually have SoCs with multiple instances of the IP with
different FIFO depths (and who knows what else other differences)?

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