From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 46E6436D9FA; Wed, 4 Mar 2026 07:37:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772609835; cv=none; b=KoWT3QUCBdMsfmL/BdhjB6aFwsO4AaJN9jdfpb2EJS3p57wbpDm53Z/qsXd25Bv6JRIyQTW3vx3MCr+Cv89BGIyDZnI3b5gf5C+/u19G2W+OtFwKio2dB0BWyJm043r93c2vaxW88y1FXoSk+tv1ITCT2IzdTqA4SVPFtDta/9M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772609835; c=relaxed/simple; bh=Axm5RT1vXW25EsCzGFah2o7AMlhcdm1PbuzuvzpOPwE=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=KPK+78V/x0NBTB3TK2hgJQlZb1cC+bK4y5P7olinv+iiu8JlAwvWSqXQYxU4xCRGT5BLl+5+QLj0HxNQ77S8Tei4bOjsxD7O7qoUd//DrO7NOFes35Eumnuy1DYYefHR9HKzVXr7CcRVy9IuzJoG2dkPMo1R3ipxwEIEjGe4nB8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tzQ2fLNw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tzQ2fLNw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BEB8BC19423; Wed, 4 Mar 2026 07:37:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772609834; bh=Axm5RT1vXW25EsCzGFah2o7AMlhcdm1PbuzuvzpOPwE=; h=From:Subject:Date:To:Cc:From; b=tzQ2fLNwjR8mOuf7rsaHCGTiaFUszXB9rZa8mjMLtJ+H4slRL9+vseaP1Xetrb1rP D+Ra/4JVKGUkORm4axoX3JE6uar3b2RLuKa7ZRBPt06r8FhohL4T9ZH3HCNSaLLDkN lHFmQuuGF8RFA/Uw13286c2TEOhauudtH5Rh0Vpx/CE3Yd6GzdZZCP46GU3eMpVeaF LvyOg6mbiLat3jmkW9QJAsX0ISvOJnRiUSKJ5DAO8ioMZl+XqPY2NGlw1l6+fFTL8C wZW2/1vvOxCranpDr9IeOKUnBMxb6cX6GJNa1QABK0cLqXVsrThCEUvgIN9eRR1uMn lYRKUnEpCD5YA== From: Yixun Lan Subject: [PATCH 0/4] riscv: spacemit: k3: Add more resource to UART Date: Wed, 04 Mar 2026 07:36:41 +0000 Message-Id: <20260304-01-dts-uart-full-v1-0-50a0aa53a245@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAArhp2kC/x3MQQqAIBBA0avIrBsYsxK6SrSwmmogLNQiiO6et HyL/x+IHIQjtOqBwJdE2X2GLhSMq/MLo0zZUFLZkKEKSeOUIp4uJJzPbcOBa9NYstYMNeTsCDz L/S+7/n0/mekYj2IAAAA= X-Change-ID: 20260304-01-dts-uart-full-be53670773b5 To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-kernel@vger.kernel.org, Yixun Lan X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=967; i=dlan@kernel.org; h=from:subject:message-id; bh=Axm5RT1vXW25EsCzGFah2o7AMlhcdm1PbuzuvzpOPwE=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpp+EXabe58tmIYcg3+/OAeEMhn8SlnKHAgq0Rd a/3F4kfK7iJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCaafhFxsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+0Jfg/9FiKWNn0F4yxDIuaEf0s4fmZHXKJSDAgDkH8GKtOziZIB0r7ZJ+HD+ Nqf8X45GqmGvCepByZh6UwBZmzuXY9pS37R8jHYhw/39FuGDuLaJ26iU4QxP8Dsr4gGJ4V09lwT 1JbW5mkzLdVHdWCp/ouElnJIcAkEsQygsOwOf7wtCXwj0DVQ98UeachkR0FkbUcysaFY0DEpAFR 0kT3Nor1jRrzj0HiFEMIG/P/ssNq755RsSfPfmyQ0NdHhNyun0+lr3Hj6p3RdLsLaW4LqEk7ZtO VgJtJf/PzUWl3NZ0kbHXSqa2FUhSZvAHt/SV+3dLpWtE4L/GlMZG/DSw5wVOWzomu6mmjso3LoG h2XgIP0S42FPJruiOedOup9ua34i7EADKU/NxtmAiplA22wwbqbh8cm+yBoZhVDyhS3KtW4dXNJ FSfM+HZJMahemyT1/emRpJobinMlLKbBwnhg3hAKO0q963IkwVbNnHfihog1fh95rDCIG76p7Eb EBnZEvEa+UZFhHTIsPauTupuaZOiJHMYXYxZXXQS3v/jS9YGDT922KPIsf0WYGmcryafzkscIYk r+U5JapiFW/ORbs4P1wwnGxlEbIyc1I4j44qRaKAP/x+TaEKUM3c+RmMf0zgrkhlXSstIlXykw9 FdCUoHCckaA+wCjP4+E1p5GRk214rk= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 This series try to add more resource (clock, pinctrl, reset) to UART driver, So it will not reply on external bootloader for initialization. While doing this, I've tried to break these patchse into more fine pieces, adding clock, pinctrl+gpio, reset separately, then UART. Signed-off-by: Yixun Lan --- Yixun Lan (4): riscv: dts: spacemit: k3: add clock tree riscv: dts: spacemit: k3: add pinctrl support riscv: dts: spacemit: k3: add GPIO support riscv: dts: spacemit: k3: add full resource to UART arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 3 + arch/riscv/boot/dts/spacemit/k3-pinctrl.dtsi | 24 +++++ arch/riscv/boot/dts/spacemit/k3.dtsi | 152 +++++++++++++++++++++++++-- 3 files changed, 169 insertions(+), 10 deletions(-) --- base-commit: ec1fb4e55df47ed043ab2ccc6787e39b9d67e49b change-id: 20260304-01-dts-uart-full-be53670773b5 Best regards, -- Yixun Lan