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 56D69207A00; Tue, 18 Mar 2025 09:52:45 +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=1742291566; cv=none; b=gnoWCrBa4cAOsGCn3E62JD54LDRqCUe4VFf6uBOJYtyyjvDZM+plSyEPnwVckzPc6n9sAVdotQRj78xeGkJ494V038YdRt4nw3nKO8/KcIw4A3kEQtjVDhEOKoFmDlYPQrm3BRysEBdyo+b1ThELbqKMCUU5p4a5+yo5WohQJ1g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742291566; c=relaxed/simple; bh=wbiT/Za974dRgPeik0jQmOKTA3pB34ji6ub1FSN3UNA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=rehV/wnFsUsab1JeffoqOetmqepZ3PYDHXhmd0BlNNc1fMH66llRDSaGrNHANOZ5YrUQSK5ldA771/muWiTu03P8Mw2DhRGyVGSRj67GaKdR8y3KR9CUFX4N1yImkR3BiXARQK9p16t7bIuTgk8g/+xbc7gYtWEjOwT25aJjv/0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kWXjQD69; 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="kWXjQD69" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F3EBC4CEDD; Tue, 18 Mar 2025 09:52:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742291565; bh=wbiT/Za974dRgPeik0jQmOKTA3pB34ji6ub1FSN3UNA=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=kWXjQD69grngLEhzCwr/ums4RPyQEdIIbjf34Fr9DQJ9LCBwL20+MX07BfTyh31gv gVji2cbgGoB3ZJmK9U8lxC60IAS8z2oY5bDibjAoUpZyyBio0sVTWrZGDejUeWmQwA FVCJ1cMHpRFhsOAJnWSo0JOwyTO03JB3uUWbfsZ1gNFRV5NqkVASGUBQrs7vVkkrKc zCxLfOwwGBn8Z65ly63GjWPtn3oUUAe1dDdgkdBON9BqmY94pbfP136Z75idQrzQoC U5bjKwBhOeq8xu3nHDRskWGs0xKMq6brF3zADumASJjOXW8I5kmfRXIF84q/DfzsZQ 5dpYXKfRjhngA== Message-ID: Date: Tue, 18 Mar 2025 10:52:37 +0100 Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 1/2] dt-bindings: PCI: xilinx-cpm: Add reset-gpios for PCIe RP PERST# To: Sai Krishna Musham , bhelgaas@google.com, lpieralisi@kernel.org, kw@linux.com, manivannan.sadhasivam@linaro.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, cassel@kernel.org Cc: linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, michal.simek@amd.com, bharat.kumar.gogada@amd.com, thippeswamy.havalige@amd.com References: <20250318092648.2298280-1-sai.krishna.musham@amd.com> <20250318092648.2298280-2-sai.krishna.musham@amd.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 18/03/2025 10:26, Sai Krishna Musham wrote: > Changes for v2: > - Add define from include/dt-bindings/gpio/gpio.h for PERST# polarity > - Update commit message > --- > .../bindings/pci/xilinx-versal-cpm.yaml | 21 ++++++++++++++----- > 1 file changed, 16 insertions(+), 5 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml > index d674a24c8ccc..904594138af2 100644 > --- a/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml > +++ b/Documentation/devicetree/bindings/pci/xilinx-versal-cpm.yaml > @@ -24,15 +24,20 @@ properties: > items: > - description: CPM system level control and status registers. > - description: Configuration space region and bridge registers. > + - description: CPM clock and reset control registers. > - description: CPM5 control and status registers. You cannot add items to the middle, that's an ABI break. Adding required properties is also an ABI break. Why you cannot add it to the end of the list? Or at least explain ABI break impact in commit msg? > - minItems: 2 > + minItems: 3 > > reg-names: > items: > - const: cpm_slcr > - const: cfg > + - const: cpm_crx > - const: cpm_csr > - minItems: 2 > + minItems: 3 > + > + reset-gpios: > + description: GPIO used as PERST# signal Isn't this already in pci-bus-common.yaml? Best regards, Krzysztof