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[188.155.201.27]) by smtp.googlemail.com with ESMTPSA id k12-20020aa7c38c000000b0041939d9ccd0sm6775331edq.81.2022.03.28.02.38.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 28 Mar 2022 02:38:01 -0700 (PDT) Message-ID: <564c7092-d6a3-7766-d83f-9762075d055f@kernel.org> Date: Mon, 28 Mar 2022 11:38:00 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 0/5] Add support for Axis, ARTPEC-8 PCIe driver Content-Language: en-US To: wangseok.lee@samsung.com, "robh+dt@kernel.org" , "krzk+dt@kernel.org" , "kishon@ti.com" , "vkoul@kernel.org" , "linux-kernel@vger.kernel.org" , "jesper.nilsson@axis.com" , "lars.persson@axis.com" Cc: "bhelgaas@google.com" , "linux-phy@lists.infradead.org" , "linux-pci@vger.kernel.org" , "devicetree@vger.kernel.org" , "lorenzo.pieralisi@arm.com" , "kw@linux.com" , "linux-arm-kernel@axis.com" , "kernel@axis.com" , =?UTF-8?B?7KCE66y46riw?= References: <0716d9e4-24e1-d16c-162c-00a8664296e1@kernel.org> <20220328014430epcms2p7063834feb0abdf2f38a62723c96c9ff1@epcms2p7> <20220328090200epcms2p8637d2a2e09a3a627be776586b80c8adf@epcms2p8> From: Krzysztof Kozlowski In-Reply-To: <20220328090200epcms2p8637d2a2e09a3a627be776586b80c8adf@epcms2p8> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 28/03/2022 11:02, 이왕석 wrote: >> --------- Original Message --------- >> Sender : Krzysztof Kozlowski  >> Date : 2022-03-28 16:12 (GMT+9) >> Title : Re: [PATCH 0/5] Add support for Axis, ARTPEC-8 PCIe driver >> >> On 28/03/2022 03:44, 이왕석 wrote: >>>  This series patches include newly PCIe support for Axis ARTPEC-8 SoC. >>>  ARTPEC-8 is the SoC platform of Axis Communications. >>>  PCIe controller driver and phy driver have been newly added. >>>  There is also a new MAINTAINER in the addition of phy driver. >>>  PCIe controller is designed based on Design-Ware PCIe controller IP >>>  and PCIe phy is desinged based on SAMSUNG PHY IP. >>>  It also includes modifications to the Design-Ware controller driver to  >>>  run the 64bit-based ARTPEC-8 PCIe controller driver. >>>  It consists of 6 patches in total. >>>   >>>  This series has been tested on AXIS SW bring-up board  >>>  with ARTPEC-8 chipset. >> >> You lost mail threading. This makes reading this difficult for us. Plus >> you sent something non-applicable (patch #2), so please resend. >> >> Knowing recent Samsung reluctance to extend existing drivers and always >> duplicate, please provide description/analysis why this driver cannot be >> combined with existing driver. The answer like: we need several syscon >> because we do not implement other frameworks (like interconnect) are not >> valid. >> >> Best regards, >> Krzysztof > > Hello, Krzysztof > Thanks for your review. > > patch#2 was sent to the wrong format so sent again. > Sorry for causing confusion. The first sending was HTML. Second was broken text, so still not working. Please resend everything with proper threading. > This patch is specialized in Artpec-8, > the SoC Platform of Axis Communication, and is newly applied. > Since the target SoC platform is different from the driver previously > used by Samsung, it is difficult to merge with the existing driver. Recently I always saw such answers and sometimes it was true, sometimes not. What is exactly different? Best regards, Krzysztof