From nobody Thu Apr 2 20:26:48 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 F3C1E3F7E8E; Thu, 26 Mar 2026 14:20:12 +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=1774534813; cv=none; b=FFKPO+UjzNyYLDRiXxuy667GM5BeA6FnJmQ36s8SNJ+naWANjyhNQClzwyjKOAIW4ih/u5wDz8wuF1bI1ztCdXMlBua45jqD5lFfvDAXNI7tuivNv+s+8oXdTBGl7sbcNoaSz6K55ovWS46a/YJgj7Wd3uEiCsuBsmKa3svbD5Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774534813; c=relaxed/simple; bh=1geztx7gOOOQ3Ea+6GyMatL2oKviQ5auDdltYQVNLw0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=JrN4MJab/xRWeh8L6mK3/wpVsGj2pAJG6UilHpYxuold8uGEmHqkTxjS8eKZJYi3AiN4mQhDz9xRvzsCfQPvPXy0pwpXIomKlHLXA2n8xji1AwY2CVNvkEOGMsIwH3eHaWVk9qZJq+4Z0xvidPUXbr6uSoI0dwqt2Fy4hzFJiZg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kSvFHBra; 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="kSvFHBra" Received: by smtp.kernel.org (Postfix) with ESMTPS id 55C55C116C6; Thu, 26 Mar 2026 14:20:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774534812; bh=1geztx7gOOOQ3Ea+6GyMatL2oKviQ5auDdltYQVNLw0=; h=From:Date:Subject:To:Cc:Reply-To:From; b=kSvFHBraFz1wHGjbdJ03QSw2gldPu8LYhgTtVpD6HCho+BtNu9q8mpTjlI2CkkaHq MeNbxSXUjBGHl+sBl5yxzlcao6xwlUWoCRV5cTvCbhaS0wt05t8RzmMFrL2uyXPoGx 00mmbA7D1KZrPOQo8NC/7b+5gFgrb37HIGC7f4V5aLAJFcBK9YtXx2PyFDF8zzo7wT rLUY59FvNTIWWSY18f4bRV+qpk3TdW3hNMLBFvvDtplJByiw8gY95kjQim4S3XKUUO qGkjb2MKfGXV80GTubJ142q/6dirisVjJnBOf+RJtSN7FDam0enW5a3zmY9tLbCYrc 5CL2Pk7wS7PFQ== 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 4624D10A62DB; Thu, 26 Mar 2026 14:20:12 +0000 (UTC) From: =?utf-8?q?Nuno_S=C3=A1_via_B4_Relay?= Date: Thu, 26 Mar 2026 14:20:58 +0000 Subject: [PATCH] clk: clk-axi-clkgen: Add support versal timings 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: <20260326-clk-axi-clk-versal-support-v1-1-f21f5d385fcd@analog.com> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/yXMQQ6CMBBG4auQWTtJKRGJVzEuSv3RUQLNDBASw t2tuHr5Nm8jgwqMrsVGikVMxiGjPBUUX2F4guWRTd752lW+5th/OKxydIFa6NnmlEaduEFAV54 r11wc5UFSdLIe89v9b5vbN+L0O9K+fwHT1HBJfgAAAA== X-Change-ID: 20260326-clk-axi-clk-versal-support-8eaef1530870 To: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Michael Turquette , Stephen Boyd X-Mailer: b4 0.15.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774534858; l=2135; i=nuno.sa@analog.com; s=20231116; h=from:subject:message-id; bh=H6vZLDBkRf0dpmeOwTvI9djAQiZUxNSKWC9aFQZVfXY=; b=qpUbdMOGAu6px7J7fJs8d6gX5Pv21xt8FDdHehGEb0WmNwCbsDDZarbR8zNYFEkbQW5dWx9Xl YMuAOr4wspUCsKC9Cmk/+gsoC2jJ8Qkeopk6QF/k5prOC2MzJ8FFoM4 X-Developer-Key: i=nuno.sa@analog.com; a=ed25519; pk=3NQwYA013OUYZsmDFBf8rmyyr5iQlxV/9H4/Df83o1E= X-Endpoint-Received: by B4 Relay for nuno.sa@analog.com/20231116 with auth_id=100 X-Original-From: =?utf-8?q?Nuno_S=C3=A1?= Reply-To: nuno.sa@analog.com From: Nuno S=C3=A1 Add proper VCO and PFD limits for versal based platforms. For that we need to add new Technology and Speed grade defines. Signed-off-by: Nuno S=C3=A1 --- drivers/clk/clk-axi-clkgen.c | 5 ++++- include/linux/adi-axi-common.h | 2 ++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/clk/clk-axi-clkgen.c b/drivers/clk/clk-axi-clkgen.c index fa5ccef73e60..26f76a6db820 100644 --- a/drivers/clk/clk-axi-clkgen.c +++ b/drivers/clk/clk-axi-clkgen.c @@ -521,7 +521,7 @@ static int axi_clkgen_setup_limits(struct axi_clkgen *a= xi_clkgen, axi_clkgen->limits.fvco_max =3D 1200000; axi_clkgen->limits.fpfd_max =3D 450000; break; - case ADI_AXI_FPGA_SPEED_2 ... ADI_AXI_FPGA_SPEED_2LV: + case ADI_AXI_FPGA_SPEED_2 ... ADI_AXI_FPGA_SPEED_2MP: axi_clkgen->limits.fvco_max =3D 1440000; axi_clkgen->limits.fpfd_max =3D 500000; if (family =3D=3D ADI_AXI_FPGA_FAMILY_KINTEX || family =3D=3D ADI_AXI_FP= GA_FAMILY_ARTIX) { @@ -546,6 +546,9 @@ static int axi_clkgen_setup_limits(struct axi_clkgen *a= xi_clkgen, if (tech =3D=3D ADI_AXI_FPGA_TECH_ULTRASCALE_PLUS) { axi_clkgen->limits.fvco_max =3D 1600000; axi_clkgen->limits.fvco_min =3D 800000; + } else if (tech =3D=3D ADI_AXI_FPGA_TECH_VERSAL) { + axi_clkgen->limits.fvco_max =3D 4320000; + axi_clkgen->limits.fvco_min =3D 2160000; } =20 return 0; diff --git a/include/linux/adi-axi-common.h b/include/linux/adi-axi-common.h index 37962ba530df..e7ba393061ee 100644 --- a/include/linux/adi-axi-common.h +++ b/include/linux/adi-axi-common.h @@ -51,6 +51,7 @@ enum adi_axi_fpga_technology { ADI_AXI_FPGA_TECH_SERIES7, ADI_AXI_FPGA_TECH_ULTRASCALE, ADI_AXI_FPGA_TECH_ULTRASCALE_PLUS, + ADI_AXI_FPGA_TECH_VERSAL, }; =20 enum adi_axi_fpga_family { @@ -71,6 +72,7 @@ enum adi_axi_fpga_speed_grade { ADI_AXI_FPGA_SPEED_2 =3D 20, ADI_AXI_FPGA_SPEED_2L =3D 21, ADI_AXI_FPGA_SPEED_2LV =3D 22, + ADI_AXI_FPGA_SPEED_2MP =3D 23, ADI_AXI_FPGA_SPEED_3 =3D 30, }; =20 --- base-commit: 18023cf0dd64f67c403b85dddaada1e9f8c00482 change-id: 20260326-clk-axi-clk-versal-support-8eaef1530870 -- Thanks! - Nuno S=C3=A1