linux-kernel - [PATCH 2/4] ARM: dts: aspeed: ethanolx: Configure RTS/CTS for UART1

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Message-Id: <20220611095828.1090-3-aladyshev22@gmail.com>
Date:   Sat, 11 Jun 2022 12:58:26 +0300
From:   Konstantin Aladyshev <aladyshev22@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     supreeth.venkatesh@....com, aladyshev22@...il.com,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/4] ARM: dts: aspeed: ethanolx: Configure RTS/CTS for UART1

UART1 is used for connection to the main EPYC CPU. Besides the main
TX/RX signals this connection has flow control signals RTS/CTS,
therefore configure this pins on the BMC side.

Signed-off-by: Konstantin Aladyshev <aladyshev22@...il.com>
---
 arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
index 889b2fdd19cf..0354a7d8f9f5 100644
--- a/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-amd-ethanolx.dts
@@ -79,7 +79,9 @@ &uart1 {
 	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_txd1_default
-		     &pinctrl_rxd1_default>;
+		     &pinctrl_rxd1_default
+		     &pinctrl_nrts1_default
+		     &pinctrl_ncts1_default>;
 };
 
 &uart5 {
-- 
2.25.1