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Wed, 24 Jun 2026 06:57:32 -0700 (PDT) Received: from arch.localdomain ([160.250.247.70]) by smtp.gmail.com with ESMTPSA id ada2fe7eead31-72ba2dbc17bsm9805730137.6.2026.06.24.06.57.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2026 06:57:32 -0700 (PDT) From: Jun Yan To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Arseniy Krasnov Cc: Jun Yan , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 1/4] arm64: dts: amlogic: meson-axg: Disable nfc node by default Date: Wed, 24 Jun 2026 21:56:41 +0800 Message-ID: <20260624135650.727077-2-jerrysteve1101@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260624135650.727077-1-jerrysteve1101@gmail.com> References: <20260624135650.727077-1-jerrysteve1101@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260624_065733_982154_0E6189D9 X-CRM114-Status: UNSURE ( 8.61 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org nand_rb0 and emmc_ds share one pad. Before enabling nand_rb0 for nfc, disable nfc nodes by default to resolve pinctrl resource contention. No mainline AXG boards enable nfc currently thus no extra DTS adjustments are needed. Signed-off-by: Jun Yan --- arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi index f1f53fd98ae2..6457667d974e 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -1999,6 +1999,7 @@ nfc: nand-controller@7800 { clocks = <&clkc CLKID_SD_EMMC_C>, <&clkc CLKID_FCLK_DIV2>; clock-names = "core", "device"; + status = "disabled"; }; usb2_phy1: phy@9020 { -- 2.54.0