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 48A8B23506F; Mon, 14 Jul 2025 07:43:08 +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=1752478989; cv=none; b=jNUk2XtqbU+qkS89SBp+9S6Gb0GJDUoh7qS2BeOrHBKQwoyYsCarspQRlsG/9Cti19WCCqsuyf99P3EICZifZ427SSOD2DKavTIERsQ2zLuYFtkf9QHmlEmB32mPQUOPVcuOgw9WnKEjKR7BcU9noEO9aFuF9BCg+8XisvfSkJI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752478989; c=relaxed/simple; bh=EOu3jVUX5UfJ6LGeyv6OWiKEfJL9OWFjXUKnfNVtLD8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=SBSvjzsqsNwSm8ECNlUdw7HHLEQzQfWUJltt/ZBykEIcdTxEUE13alJ8IoD6fkT7Vg2q+nJOPWdqK/QwZYGFD5vCZ0qzSSpWxEqk2AfGwRC3Dd0eImOnwDaOoQgNWkBEB/Rgo5Z+3i/eMC4JjW+ESYxPP3VtJR76Byeh1IKl0DU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Y3vOMrMf; 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="Y3vOMrMf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6441BC4CEED; Mon, 14 Jul 2025 07:43:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752478988; bh=EOu3jVUX5UfJ6LGeyv6OWiKEfJL9OWFjXUKnfNVtLD8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=Y3vOMrMf6WF8gCKDh2mF+PVxngU2BGyf/KQH9qaTfenlTbzvYAFjwGqZkqoaKc2/+ jKmWwOXuwXAiUYefd5SKoTbKZS0NpVGY+MBzw6S75tVnRBHm/Fs8mW4PoIZajEr+Sm VFmwYS6TUnSQuDZch4gKOFTrL3w+e2Dd1t9Au7hiDCoLNGcls5aTRDYb6+1E0ELEFL gMAGB91IP+7FP6+/X6wGuH7/qQCZ6GjMEcgcIZ4fRvClg0kfClv8/+Hj2xdpbNZHKj ZA9a5gh3rioVWUN/uwlniIwirQAHDakQE7GK2SAzrHMk0puXEgeoqfKqdPhrk4CdOz H3+/EyYDfQcHA== Message-ID: Date: Mon, 14 Jul 2025 09:43:00 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 10/14] dt-bindings: PCI: Add CIX Sky1 PCIe Root Complex bindings To: Hans Zhang Cc: bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com, mani@kernel.org, robh@kernel.org, kwilczynski@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, mpillai@cadence.com, fugang.duan@cixtech.com, guoyin.chen@cixtech.com, peter.chen@cixtech.com, cix-kernel-upstream@cixtech.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250630041601.399921-1-hans.zhang@cixtech.com> <20250630041601.399921-11-hans.zhang@cixtech.com> <20250630-graceful-horse-of-science-eecc53@krzk-bin> <5b182268-d64c-424c-9ada-0c3f120d2817@kernel.org> <2b608302-c4a6-404d-9cc5-d1ab9a6712bd@cixtech.com> <50592fad-850c-4dab-92d8-a71cb89daf58@cixtech.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 03/07/2025 03:47, Hans Zhang wrote: >>> >>> We initially used the logic of Cadence common driver as follows: >>> drivers/pci/controller/cadence/pcie-cadence-host.c >>> of_property_read_u32(np, "vendor-id", &rc->vendor_id); >>> >>> of_property_read_u32(np, "device-id", &rc->device_id); >>> >>> So, can the code in Cadence be deleted? >> >> Don't know. If this is ABI, then not. >> > > According to my understanding, this is not ABI. Huh? Then what is ABI, by your understanding? Best regards, Krzysztof