linux-kernel - [PATCH v2] arm64: dts: fsd: Add fifosize for UART in Device Tree

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Date: Mon,  5 Feb 2024 13:56:25 +0530
From: Tamseel Shams <m.shams@...sung.com>
To: alim.akhtar@...sung.com, linux-fsd@...la.com, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org
Cc: linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, Tamseel Shams
	<m.shams@...sung.com>
Subject: [PATCH v2] arm64: dts: fsd: Add fifosize for UART in Device Tree

UART in FSD SoC has fifosize of 64 bytes.
Set fifosize as 64 bytes for UART from Device Tree.

Signed-off-by: Tamseel Shams <m.shams@...sung.com>
---
 arch/arm64/boot/dts/tesla/fsd.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index aaffb50b8b60..047a83cee603 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -601,6 +601,7 @@
 			clocks = <&clock_peric PERIC_PCLK_UART0>,
 				 <&clock_peric PERIC_SCLK_UART0>;
 			clock-names = "uart", "clk_uart_baud0";
+			samsung,uart-fifosize = <64>;
 			status = "disabled";
 		};
 
@@ -613,6 +614,7 @@
 			clocks = <&clock_peric PERIC_PCLK_UART1>,
 				 <&clock_peric PERIC_SCLK_UART1>;
 			clock-names = "uart", "clk_uart_baud0";
+			samsung,uart-fifosize = <64>;
 			status = "disabled";
 		};
 
-- 
2.17.1