linux-kernel - [PATCH 4/5] ARM: dts: microchip: sama7d65: add fifo-size to usart

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20260102170135.70717-5-nicolas.ferre@microchip.com>
Date: Fri, 2 Jan 2026 18:01:33 +0100
From: <nicolas.ferre@...rochip.com>
To: <linux-kernel@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
CC: Alexandre Belloni <alexandre.belloni@...tlin.com>, Claudiu Beznea
	<claudiu.beznea@...on.dev>, Balamanikandan Gunasundar
	<balamanikandan.gunasundar@...rochip.com>, Ryan Wanner
	<ryan.wanner@...rochip.com>, Conor Dooley <conor.dooley@...rochip.com>,
	Nicolas Ferre <nicolas.ferre@...rochip.com>
Subject: [PATCH 4/5] ARM: dts: microchip: sama7d65: add fifo-size to usart

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

When missing, add the atmel,fifo-size = <32> property for usart nodes in
flexcom.

Signed-off-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
---
 arch/arm/boot/dts/microchip/sama7d65.dtsi | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index 92d92228f0a5..82781a1dbd6d 100644
--- a/arch/arm/boot/dts/microchip/sama7d65.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi
@@ -414,6 +414,7 @@ uart0: serial@200 {
 				dma-names = "tx", "rx";
 				atmel,use-dma-rx;
 				atmel,use-dma-tx;
+				atmel,fifo-size = <32>;
 				atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
 				status = "disabled";
 			};
@@ -492,6 +493,7 @@ uart2: serial@200 {
 				dma-names = "tx", "rx";
 				atmel,use-dma-rx;
 				atmel,use-dma-tx;
+				atmel,fifo-size = <32>;
 				atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
 				status = "disabled";
 			};
@@ -517,6 +519,7 @@ uart3: serial@200 {
 				dma-names = "tx", "rx";
 				atmel,use-dma-rx;
 				atmel,use-dma-tx;
+				atmel,fifo-size = <32>;
 				atmel,usart-mode = <AT91_USART_MODE_SERIAL>;
 				status = "disabled";
 			};
-- 
2.43.0