linux-kernel - Re: [PATCH v3 0/3] spi: s3c64xx: add support exynos990-spi to new port config data

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Message-ID: <Z67VP6zMwFcqFurH@droid-r8s>
Date: Fri, 14 Feb 2025 05:31:43 +0000
From: Denzeel Oliva <wachiturroxd150@...il.com>
To: andi.shyti@...nel.org, broonie@...nel.org, robh@...nel.org,
	krzk+dt@...nel.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
Cc: alim.akhtar@...sung.com, andi.shyti@...nel.org, broonie@...nel.org,
	conor+dt@...nel.org, devicetree@...r.kernel.org, krzk+dt@...nel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-spi@...r.kernel.org, robh@...nel.org
Subject: Re: [PATCH v3 0/3] spi: s3c64xx: add support exynos990-spi to new
 port config data

On Fri, Feb 14, 2025 at 04:33:40AM +0000, Denzeel Oliva wrote:
> Changes in v3:
> - Reordered fifo_depth handling in s3c64xx_spi_probe() so that the DT
>   property takes precedence over the default value in port_config.
>   This allows node-specific FIFO depths to be applied correctly while
>   preserving a fallback.

Showing evidence:
[    0.339111] s3c64xx-spi 10920000.spi: spi bus clock parent not specified, using clock at index 0 as parent
[    0.339119] s3c64xx-spi 10920000.spi: number of chip select lines not specified, assuming 1 chip select line
[    0.339467] s3c64xx-spi 10920000.spi: registered host spi0
[    0.339589] s3c64xx-spi 10920000.spi: Samsung SoC SPI Driver loaded for Bus SPI-0 with 1 Targets attached
[    0.339597] s3c64xx-spi 10920000.spi:        IOmem=[[mem 0x10920000-0x1092002f]]     FIFO 256bytes
-------------------------------------------------------------------------------------------------------------
[    0.587452] s3c64xx-spi 10650000.spi: spi bus clock parent not specified, using clock at index 0 as parent
[    0.587462] s3c64xx-spi 10650000.spi: number of chip select lines not specified, assuming 1 chip select line
[    0.587847] s3c64xx-spi 10650000.spi: registered host spi1
[    0.587986] s3c64xx-spi 10650000.spi: Samsung SoC SPI Driver loaded for Bus SPI-1 with 1 Targets attached
[    0.587997] s3c64xx-spi 10650000.spi:        IOmem=[[mem 0x10650000-0x1065002f]]     FIFO 64bytes