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 010A832B11D; Mon, 8 Jun 2026 06:38:48 +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=1780900731; cv=none; b=V8weHI3PYx46lgevgP7olK1DrU7Sgl4K6HxWqjyIBQFPQly4wTtBGO95ndtLGNXOOi+4dijmOjr1OtQDLO3MtdRHTV4aL4VBR5djybSMoykcmXOOub+y7RVJsN0tv+KOnEYoFcJoIxBQMc3A9dYWfU0CYA8ySs5KwpWGq1efZj0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780900731; c=relaxed/simple; bh=aQDn87KZzXgV8U19CgoeIyj69ChVavOIOUybug9dZAk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=UIwTosXJmSiXIEIcXQMaNLyYjxWgy9U/jX3NWTd5+inPzrpC0ViuFMzqfABTglXg/Tn886KemV/VYlSPQmpJabd7rVyk8zYz0lO+fgJXGF6RzumwAHxqqzZq1tw9XsQuae6fhUlzYw9WtTr2mAh7P6cmjOWFRTAQZqzLw1FW6xA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ESw4tqQs; 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="ESw4tqQs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9B80C1F00893; Mon, 8 Jun 2026 06:38:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780900728; bh=P23cbBDokDRyIR/cbXUTwKB8KtJ2t4FrINtPtvBMWnE=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=ESw4tqQs1AlXMRnccqFwCQDevnkQml9nL6uZg1uUNlXjlpRgRKU7RhSy97cWCI9Ur lKpUxc3q/fq8gU5q0P6iaoXYvU+AFZQGIDOOsCsrSs7W/DF+MCjjtCdjXzcVe3fuT1 C0bKnQ6pgwq1j6kKyu3ruLfq+PMKCUo6F/4XiP+G5eYMCo35oAU3SVvlJAAsUXybg8 HPA0vDnhVaZrOtJgIIEtTIfloTrvPfocQHB1mtoFFzo3/921OcSzQhpklixoIUtvco A1enNmlusTr4QLTguRFTKbHIvPPqUN5QMwVw1Vp/8S9HCMtKVBc2TyDH4sucKXs2wb qYukWp9/6PXYQ== Message-ID: <52ac2b7a-8c7b-4f18-9a28-5b82a92f0a12@kernel.org> Date: Mon, 8 Jun 2026 08:38:40 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/3] dt-bindings: PCI: qcom,pcie-sm8550: Add Eliza compatible To: Krishna Chaitanya Chundru Cc: Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Bjorn Helgaas , Bjorn Andersson , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org References: <20260601-eliza-v2-0-6b44c9c23d5e@oss.qualcomm.com> <20260601-eliza-v2-2-6b44c9c23d5e@oss.qualcomm.com> <20260607-devious-active-bobcat-1078ab@quoll> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 08/06/2026 06:35, Krishna Chaitanya Chundru wrote: > > > On 6/7/2026 2:18 PM, Krzysztof Kozlowski wrote: >> On Mon, Jun 01, 2026 at 10:59:45PM +0530, Krishna Chaitanya Chundru wrote: >>> PCIe controller present in Eliza SoC is backwards compatible with the >>> controller present in Eliza SoC. Hence, add the compatible with SM8550 >> Eliza SoC is compatible with itself? >  Sorry, that's a copy-paste error in the commit message. It should read: >   "PCIe controller present in Eliza SoC is backwards compatible with the >   controller present in SM8550 SoC." > >   Will fix in v3. >>> fallback. >> Why reg, clocks and interrupts are flexible? Are there different >> variants within Eliza SoC, e.g. one without msi? > There are no variants within Eliza SoC. The flexibility is inherited > from the SM8550 family binding and follows the same pattern as the > other compatibles in this file (kaanapali, sar2130p, sm8650, sm8750) > which also have no per-compatible constraints. If you'd prefer explicit > constraints for Eliza, I can add them in v3. You need explicit constraints. Old variants are flexible only because of backwards compatibility. Best regards, Krzysztof