From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 E057738E8DA; Wed, 22 Jul 2026 15:24:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784733867; cv=none; b=IwiGc1np3UDLmQsgBQVMrMUDFzFWt2k3Ch5JLa5+S9Hzn/O3Z0fTAokKdwc307L0T5WwKLha64S/ENNEwoMdnyUJ1Y9s4u+wDqbJvK2CRFyTtgpH3jxU0jRqEYKz6a6cERGE+FtVyogxaJW8PEOBapK9hoCfjWnRwKA+c25s7nc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784733867; c=relaxed/simple; bh=i6OzKWUt/CfLy6aCC2pWpcXILO/HblHnAylZ9gBd+AI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=d6HEa+4w2ZYJ3mm19V/BfHXnLQKsPo8XGsFw7q/P/c99N6LUKDcTu2Lxisp0sdu7Uck8SEi18NF1+X3DHUDxDbbs4KgGDXUbRVZ6QUhaoTu9aR3ixcqay+iAnImIf6dGZ3UyJ/v5gog/0Ee5Fe6HycnmE7V4Oa2rrZXNuYJqeU0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=NznqlKVc; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="NznqlKVc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 93C211F000E9; Wed, 22 Jul 2026 15:24:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784733845; bh=EPjciZgu6lIAEUFV6/Ka2KEfnA2GxcOi/d9Jo5kmH/M=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=NznqlKVcbnI5yXI0tPxRHoYPbEq02xDWAarChyV/EZhc6njhQN0757P+csA/GPdx2 28frovJhXFnC/3oesqAe62Pzt+CXMWzfLxpDjczPQBWmklAqwrOAH43de87I02MGf5 +fykRtDCiwcunahouDbYgHsYrNmoldyOfPNhkPBcOyP2Nog7R35uG9Q0nAaB0w6aag tScpfVlUSm2iaOFZarMpMF8eCYcCAuReUGvht5am6Ah+qkaUCtEnnc3GVj+TmnBtKw W+xY3MWg8trvuEQaW/+7/snNl+E4ra800Lug/mw/GOFLzCjLsJGXXKbxEnLetZn9y3 hLU5RRDwZoSMg== Date: Wed, 22 Jul 2026 10:24:03 -0500 From: "Rob Herring (Arm)" To: Shubhrajyoti Datta Cc: linux-clk@vger.kernel.org, Krzysztof Kozlowski , linux-kernel@vger.kernel.org, Stephen Boyd , Michal Simek , Michael Turquette , devicetree@vger.kernel.org, git@amd.com, Conor Dooley , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2 1/8] dt-bindings: clock: clocking-wizard: Add static-config mode support Message-ID: <178473384283.951931.3125163724375199734.robh@kernel.org> References: <20260709111403.1579159-1-shubhrajyoti.datta@amd.com> <20260709111403.1579159-2-shubhrajyoti.datta@amd.com> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260709111403.1579159-2-shubhrajyoti.datta@amd.com> On Thu, 09 Jul 2026 16:43:56 +0530, Shubhrajyoti Datta wrote: > Static-config MMCM/PLL ratios are fixed at IP build time, so the kernel > cannot read per-output multiply/divide from registers and needs DT pairs > to register fixed-factor clocks. Also add the tuples by pair in example. > > In static-config mode the IP exposes only fixed-factor clock outputs and > has no runtime-programmable registers, so reg is not required. > Make reg optional for static-config > > In static-config mode the AXI bus interface is unused, so s_axi_aclk > is not required. Allow clocks/clock-names to have only one entry > (clk_in1) when xlnx,static-config is present and enforce two entries > otherwise. Update the static-config example accordingly. > > Signed-off-by: Shubhrajyoti Datta > --- > > Changes in v2: > Merged the similar patches > Allow check for current dt even if it is unused. > > .../bindings/clock/xlnx,clocking-wizard.yaml | 53 +++++++++++++++++-- > 1 file changed, 48 insertions(+), 5 deletions(-) > Reviewed-by: Rob Herring (Arm)