[PATCH 4/5] ARM: dts: microchip: sama7d65: add fifo-size to usart
nicolas.ferre at microchip.com
nicolas.ferre at microchip.com
Fri Jan 2 09:01:33 PST 2026
From: Nicolas Ferre <nicolas.ferre at microchip.com>
When missing, add the atmel,fifo-size = <32> property for usart nodes in
flexcom.
Signed-off-by: Nicolas Ferre <nicolas.ferre at microchip.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 at 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 at 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 at 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
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