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Wed, 02 Jul 2025 17:40:45 -0700 (PDT) Received: from localhost ([2001:19f0:ac00:4eb8:5400:5ff:fe30:7df3]) by smtp.gmail.com with UTF8SMTPSA id 41be03b00d2f7-b34e31bea22sm13872345a12.38.2025.07.02.17.40.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Jul 2025 17:40:44 -0700 (PDT) From: Inochi Amaoto To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Chen Wang , Inochi Amaoto , Longbin Li Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, Yixun Lan Subject: [PATCH] riscv: dts: sophgo: sophgo-srd3-10: reserve uart0 device Date: Thu, 3 Jul 2025 08:40:23 +0800 Message-ID: <20250703004024.85221-1-inochiama@gmail.com> X-Mailer: git-send-email 2.50.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" As the uart0 is already occupied by the firmware, reserve it to avoid this port is used by mistake. Signed-off-by: Inochi Amaoto Tested-by: Han Gao --- arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts b/arch/ri= scv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts index 96ccb6120114..1b506972d465 100644 --- a/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts +++ b/arch/riscv/boot/dts/sophgo/sg2044-sophgo-srd3-10.dts @@ -113,6 +113,11 @@ &sd { status =3D "okay"; }; =20 +&uart0 { + /* for firmware */ + status =3D "reserved"; +}; + &uart1 { status =3D "okay"; }; --=20 2.50.0