linux-kernel - [PATCH 2/2] ARM: dts: microchip: sama7g5: fix uart fifo size to 32

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Message-ID: <20251114103313.20220-2-nicolas.ferre@microchip.com>
Date: Fri, 14 Nov 2025 11:33:13 +0100
From: <nicolas.ferre@...rochip.com>
To: Alexandre Belloni <alexandre.belloni@...tlin.com>, Claudiu Beznea
	<claudiu.beznea@...on.dev>
CC: <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
	Ryan Wanner <ryan.wanner@...rochip.com>, Cristian Birsan
	<cristian.birsan@...rochip.com>, Nicolas Ferre <nicolas.ferre@...rochip.com>,
	<stable@...r.kernel.org>
Subject: [PATCH 2/2] ARM: dts: microchip: sama7g5: fix uart fifo size to 32

From: Nicolas Ferre <nicolas.ferre@...rochip.com>

On some flexcom nodes related to uart, the fifo sizes were wrong: fix
them to 32 data.

Fixes: 7540629e2fc7 ("ARM: dts: at91: add sama7g5 SoC DT and sama7g5-ek")
Cc: <stable@...r.kernel.org> # 5.15+
Signed-off-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
---
 arch/arm/boot/dts/microchip/sama7g5.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/microchip/sama7g5.dtsi b/arch/arm/boot/dts/microchip/sama7g5.dtsi
index 381cbcfcb34a..03ef3d9aaeec 100644
--- a/arch/arm/boot/dts/microchip/sama7g5.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7g5.dtsi
@@ -824,7 +824,7 @@ uart4: serial@200 {
 				dma-names = "tx", "rx";
 				atmel,use-dma-rx;
 				atmel,use-dma-tx;
-				atmel,fifo-size = <16>;
+				atmel,fifo-size = <32>;
 				status = "disabled";
 			};
 		};
@@ -850,7 +850,7 @@ uart7: serial@200 {
 				dma-names = "tx", "rx";
 				atmel,use-dma-rx;
 				atmel,use-dma-tx;
-				atmel,fifo-size = <16>;
+				atmel,fifo-size = <32>;
 				status = "disabled";
 			};
 		};
-- 
2.43.0