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[90.154.71.254]) by smtp.gmail.com with ESMTPSA id h18-20020a056512055200b004785060bad6sm200634lfl.201.2022.06.11.02.58.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Jun 2022 02:58:49 -0700 (PDT) From: Konstantin Aladyshev To: Cc: supreeth.venkatesh@amd.com, aladyshev22@gmail.com, Rob Herring , Krzysztof Kozlowski , Joel Stanley , Andrew Jeffery , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/4] ARM: dts: aspeed: ethanolx: Configure RTS/CTS for UART1 Date: Sat, 11 Jun 2022 12:58:26 +0300 Message-Id: <20220611095828.1090-3-aladyshev22@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220611095828.1090-1-aladyshev22@gmail.com> References: <20220611095828.1090-1-aladyshev22@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220611_025850_750078_4281BB68 X-CRM114-Status: GOOD ( 11.56 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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 --- 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 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel