From nobody Thu Apr 9 19:21:35 2026 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 9349F3914EE; Wed, 4 Mar 2026 11:05:32 +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=1772622332; cv=none; b=OTSOoqaFZEciEfwSjSDFgU9NZaQqcpoYaPe+yC2SuSkHJgt8sbV7l+12tnK9YBFnIMXTQIg/hJxhF5FsobSXpe8BuvyN2+ZwdDZrjeKXnJMCXGZ8LoQPSKm7EFbHQXJg+gK5/TJyqVKHbVlJWuDGEy2KVS0eITKJXIjp6POCLW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772622332; c=relaxed/simple; bh=9J9gL7YouFeYvBXgJJkDaXgAt8k2hc/h0yRIxOleEKE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=sM4xhIhLg5p3gj1edgY7NcMzj+Cv9nDhI5OyKeXMy+cftlykZTF1zRztCfeIb+siLs4PfYQYHrs10GGGyYxfaVXLHYsRr1qy9ixxq6SzQGv39ycgM6jp3XIoCI0c2L/Qm6cYS4kG2cdh0iwZpJQnNgRKdB2ytQ9//+vV33CYaTw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=j+QeheTM; 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="j+QeheTM" Received: by smtp.kernel.org (Postfix) with ESMTPS id 659F1C2BCB0; Wed, 4 Mar 2026 11:05:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772622332; bh=9J9gL7YouFeYvBXgJJkDaXgAt8k2hc/h0yRIxOleEKE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=j+QeheTMgLHN+XpG4hkIJ8TpnjnKk9mM3CqtuHJOizSAHae5ol5Se4uz2t0EsPeKH rKSTQkDOEaLMVxLFybj8BArm4bKdoyYYre/Bkta8DyqfDiW9MRHOZZBO/rHSEJE97K zGJJIBIz82boYmKQnRVefAWx4Ejdh9UiyyCGdZBH0SUniq3RsnonyoyXJI72CSZObH XIJxJ27LxnVPh65jkYuRO2gcjiE2oaGWkEjzl9sHGBHFQo1kvr9OFjJFkxcbDmERvQ l/Z16IKZhZWWj1y2KTjMNM2ZCxS/waFsPlNmv+uW2VElfGcMxfnfDJ2H0x4s+Irze5 saX+2/3z5J2Uw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B5A7EB7ED0; Wed, 4 Mar 2026 11:05:32 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Wed, 04 Mar 2026 12:05:28 +0100 Subject: [PATCH v4 2/4] arm64: dts: rockchip: Introduce the reference PCIe clk generator for BPI-R2-Pro 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: quoted-printable Message-Id: <20260304-rk3568-bri-r2-pro-fix-pcie-v4-2-37abd7ba29d0@ixit.cz> References: <20260304-rk3568-bri-r2-pro-fix-pcie-v4-0-37abd7ba29d0@ixit.cz> In-Reply-To: <20260304-rk3568-bri-r2-pro-fix-pcie-v4-0-37abd7ba29d0@ixit.cz> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , Frank Wunderlich Cc: Martin Filla , Charalampos Mitrodimas , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1075; i=david@ixit.cz; h=from:subject:message-id; bh=DLgTWxKRH1XYO2l0p6yOj+4it8sVM+ozZghYVlPNXHU=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpqBH5gdm8kJ6PRji07y1AoVW4weyCqyiqcXhyz CrdW/QqddWJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCaagR+QAKCRBgAj/E00kg cnTIEACNOBUR/FhB3Qhvx1ArPFV1jEbJ5Mkhq+52FBSzE/5xAhZolPSB4qwnxofKAUBCiqTAcCO RwL4DZJkDuo24vdIRvou7pIS0+tdAJwEcUUg+sK6TZV6if26D3nrG/b++oPQ2TkYFFcSfXlerXd MvBPs2QnBe9vZRrOIS+VkXyz3Dca1G0UY3KingyIp0ZSaIO224a6gKXtNxfC1VbD6Th1k6LKgK+ qEk757LAspf1PJpLpfnesR1/mZ0yiZt8LU593uPEHDv1YuKW64Imnm+OIDjBoPzFqd/8c16o7I1 fpQFy/cUT3rO8LP0YVlgnRNQKqJDpbJLOD7jwVHS0iMptNgvddV1/xYmEUAIFnCITA5Ao1vM/bL F5Q0epZXr7bWvvTwWF9EYad1eaVtgRRU411xkjYgO965wIS62cM9rOdTEn5+FcI3mNHW3IwYmTs 2TeoaIu9VNpBR04FlwrhR36AkGkaRnSRjkokJDFbASTKyatIKjnhdnINdzMIVpq7NN59d1JPxQy i5YHy+rM8M++0tsz/cqnSMm+o6ZcfHvCtjSo+8CzmBwyl4I9QukITdnBs6JCLiwc+LUd0dT+FN3 8qSPGhpchHPRI2WThVWQzLDVE2wxD9bDMK2ClB3lO/8g4d818CorlmbgzWxNaw1STgNCnhsjIRW VLphnSOIxGjgO0w== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: David Heidelberg This clocks provides for both PCIe lanes. In following commit will be utilized by PCIe clock. Most likely PI6CG33602C or some variant of it. Suggested-by: Heiko Stuebner Tested-by: Martin Filla Signed-off-by: David Heidelberg --- arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm6= 4/boot/dts/rockchip/rk3568-bpi-r2-pro.dts index 4d3ebe50b90ba..d02b82c5f979a 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts @@ -114,6 +114,12 @@ pcie30_avdd1v8: regulator-pcie30-avdd1v8 { }; =20 /* pi6c pcie clock generator feeds both ports */ + pcie_refclk_gen: pcie-refclk-gen-clock { + compatible =3D "fixed-clock"; + #clock-cells =3D <0>; + clock-frequency =3D <100000000>; + }; + vcc3v3_pi6c_05: regulator-vcc3v3-pi6c-05 { compatible =3D "regulator-fixed"; regulator-name =3D "vcc3v3_pcie"; --=20 2.53.0