linux-kernel - [PATCH 4/7] ARM: dts: samsung: exynos5250: specify the SPI fifosize

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Message-ID: <20240125151630.753318-5-tudor.ambarus@linaro.org>
Date: Thu, 25 Jan 2024 15:16:27 +0000
From: Tudor Ambarus <tudor.ambarus@...aro.org>
To: krzysztof.kozlowski+dt@...aro.org,
	broonie@...nel.org
Cc: robh+dt@...nel.org,
	conor+dt@...nel.org,
	alim.akhtar@...sung.com,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-spi@...r.kernel.org,
	andre.draszik@...aro.org,
	peter.griffin@...aro.org,
	semen.protsenko@...aro.org,
	kernel-team@...roid.com,
	willmcvicker@...gle.com,
	Tudor Ambarus <tudor.ambarus@...aro.org>
Subject: [PATCH 4/7] ARM: dts: samsung: exynos5250: specify the SPI fifosize

Up to now the SPI alias was used as an index into an array defined in
the SPI driver to determine the SPI FIFO size. Drop the dependency on
the SPI alias and specify the SPI FIFO size directly into the SPI node.

Signed-off-by: Tudor Ambarus <tudor.ambarus@...aro.org>
---
 arch/arm/boot/dts/samsung/exynos5250.dtsi | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/samsung/exynos5250.dtsi b/arch/arm/boot/dts/samsung/exynos5250.dtsi
index 99c84bebf25a..8e81d49622b7 100644
--- a/arch/arm/boot/dts/samsung/exynos5250.dtsi
+++ b/arch/arm/boot/dts/samsung/exynos5250.dtsi
@@ -511,6 +511,7 @@ spi_0: spi@...20000 {
 			clock-names = "spi", "spi_busclk0";
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi0_bus>;
+			samsung,spi-fifosize = <256>;
 		};
 
 		spi_1: spi@...30000 {
@@ -526,6 +527,7 @@ spi_1: spi@...30000 {
 			clock-names = "spi", "spi_busclk0";
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi1_bus>;
+			samsung,spi-fifosize = <64>;
 		};
 
 		spi_2: spi@...40000 {
@@ -541,6 +543,7 @@ spi_2: spi@...40000 {
 			clock-names = "spi", "spi_busclk0";
 			pinctrl-names = "default";
 			pinctrl-0 = <&spi2_bus>;
+			samsung,spi-fifosize = <64>;
 		};
 
 		mmc_0: mmc@...00000 {
-- 
2.43.0.429.g432eaa2c6b-goog