linux-kernel - Re: (subset) [PATCH 0/4] arm64: allwinner: a523: Support SPI controllers

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Message-Id: <176650487726.2524343.9774305641530243477.b4-ty@kernel.org>
Date: Tue, 23 Dec 2025 23:47:57 +0800
From: Chen-Yu Tsai <wens@...nel.org>
To: Jernej Skrabec <jernej@...nel.org>, 
 Samuel Holland <samuel@...lland.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Mark Brown <broonie@...nel.org>, 
 Chen-Yu Tsai <wens@...nel.org>
Cc: Andre Przywara <andre.przywara@....com>, linux-spi@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-sunxi@...ts.linux.dev, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: (subset) [PATCH 0/4] arm64: allwinner: a523: Support SPI
 controllers

On Sun, 21 Dec 2025 19:05:07 +0800, Chen-Yu Tsai wrote:
> This series adds support for the SPI controllers found in the Allwinner
> A523 SoC family. The SPI controller is almost the same as the ones in
> previous generations, except that it moved the "RX buffer count"
> register field to a separate register, and that register now reports
> the total count for RX buffer and FIFO.
> 
> In practice the driver has never cared about the buffer count, but if
> any implementation were to use it, this counts as a non-backward
> compatible change.
> 
> [...]

Applied to sunxi/dt-for-6.20 in local tree, thanks!

[3/4] arm64: dts: allwinner: sun55i: Add SPI controllers
      commit: 1bec3bd1f839f269dfdec3c635dd2afe15e30995
[4/4] arm64: dts: allwinner: t527: orangepi-4a: Enable SPI-NOR flash
      commit: bd14ba160bbe863e7b7bc489fd947ae1cdc03047

Best regards,
-- 
Chen-Yu Tsai <wens@...nel.org>