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([2a01:e0a:3d9:2080:f168:a23e:c1b2:ae61]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47763b5714dsm111549355e9.0.2025.11.09.22.40.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 09 Nov 2025 22:40:21 -0800 (PST) Message-ID: Date: Mon, 10 Nov 2025 07:40:20 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Neil Armstrong Reply-To: Neil Armstrong Subject: Re: [PATCH RESEND 1/3] dt-bindings: PCI: amlogic: Fix the register name of the DBI region To: Manivannan Sadhasivam , Krzysztof Kozlowski Cc: Manivannan Sadhasivam , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Hanjie Lin , Yue Wang , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Andrew Murray , Jingoo Han , Krishna Chaitanya Chundru , linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org References: <20251101-pci-meson-fix-v1-0-c50dcc56ed6a@oss.qualcomm.com> <20251101-pci-meson-fix-v1-1-c50dcc56ed6a@oss.qualcomm.com> <31271df3-73e1-4eea-9bba-9e5b3bf85409@linaro.org> <20251106-positive-attractive-tiger-ec9c1c@kuoka> <65hstqcfcca7xj3cdtq7iikcdojbltfu42zlfdelskakesu3cd@hl3kydp6dw2t> Content-Language: en-US, fr Autocrypt: addr=neil.armstrong@linaro.org; keydata= xsBNBE1ZBs8BCAD78xVLsXPwV/2qQx2FaO/7mhWL0Qodw8UcQJnkrWmgTFRobtTWxuRx8WWP GTjuhvbleoQ5Cxjr+v+1ARGCH46MxFP5DwauzPekwJUD5QKZlaw/bURTLmS2id5wWi3lqVH4 BVF2WzvGyyeV1o4RTCYDnZ9VLLylJ9bneEaIs/7cjCEbipGGFlfIML3sfqnIvMAxIMZrvcl9 qPV2k+KQ7q+aXavU5W+yLNn7QtXUB530Zlk/d2ETgzQ5FLYYnUDAaRl+8JUTjc0CNOTpCeik 80TZcE6f8M76Xa6yU8VcNko94Ck7iB4vj70q76P/J7kt98hklrr85/3NU3oti3nrIHmHABEB AAHNKk5laWwgQXJtc3Ryb25nIDxuZWlsLmFybXN0cm9uZ0BsaW5hcm8ub3JnPsLAkQQTAQoA OwIbIwULCQgHAwUVCgkICwUWAgMBAAIeAQIXgBYhBInsPQWERiF0UPIoSBaat7Gkz/iuBQJk Q5wSAhkBAAoJEBaat7Gkz/iuyhMIANiD94qDtUTJRfEW6GwXmtKWwl/mvqQtaTtZID2dos04 YqBbshiJbejgVJjy+HODcNUIKBB3PSLaln4ltdsV73SBcwUNdzebfKspAQunCM22Mn6FBIxQ GizsMLcP/0FX4en9NaKGfK6ZdKK6kN1GR9YffMJd2P08EO8mHowmSRe/ExAODhAs9W7XXExw UNCY4pVJyRPpEhv373vvff60bHxc1k/FF9WaPscMt7hlkbFLUs85kHtQAmr8pV5Hy9ezsSRa GzJmiVclkPc2BY592IGBXRDQ38urXeM4nfhhvqA50b/nAEXc6FzqgXqDkEIwR66/Gbp0t3+r yQzpKRyQif3OwE0ETVkGzwEIALyKDN/OGURaHBVzwjgYq+ZtifvekdrSNl8TIDH8g1xicBYp QTbPn6bbSZbdvfeQPNCcD4/EhXZuhQXMcoJsQQQnO4vwVULmPGgtGf8PVc7dxKOeta+qUh6+ SRh3vIcAUFHDT3f/Zdspz+e2E0hPV2hiSvICLk11qO6cyJE13zeNFoeY3ggrKY+IzbFomIZY 4yG6xI99NIPEVE9lNBXBKIlewIyVlkOaYvJWSV+p5gdJXOvScNN1epm5YHmf9aE2ZjnqZGoM Mtsyw18YoX9BqMFInxqYQQ3j/HpVgTSvmo5ea5qQDDUaCsaTf8UeDcwYOtgI8iL4oHcsGtUX oUk33HEAEQEAAcLAXwQYAQIACQUCTVkGzwIbDAAKCRAWmrexpM/4rrXiB/sGbkQ6itMrAIfn M7IbRuiSZS1unlySUVYu3SD6YBYnNi3G5EpbwfBNuT3H8//rVvtOFK4OD8cRYkxXRQmTvqa3 3eDIHu/zr1HMKErm+2SD6PO9umRef8V82o2oaCLvf4WeIssFjwB0b6a12opuRP7yo3E3gTCS KmbUuLv1CtxKQF+fUV1cVaTPMyT25Od+RC1K+iOR0F54oUJvJeq7fUzbn/KdlhA8XPGzwGRy 4zcsPWvwnXgfe5tk680fEKZVwOZKIEuJC3v+/yZpQzDvGYJvbyix0lHnrCzq43WefRHI5XTT QbM0WUIBIcGmq38+OgUsMYu4NzLu7uZFAcmp6h8g Organization: Linaro In-Reply-To: <65hstqcfcca7xj3cdtq7iikcdojbltfu42zlfdelskakesu3cd@hl3kydp6dw2t> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/8/25 11:40, Manivannan Sadhasivam wrote: > On Thu, Nov 06, 2025 at 02:37:17PM +0530, Manivannan Sadhasivam wrote: >> On Thu, Nov 06, 2025 at 09:30:15AM +0100, Krzysztof Kozlowski wrote: >>> On Mon, Nov 03, 2025 at 03:42:58PM +0530, Manivannan Sadhasivam wrote: >>>> On Mon, Nov 03, 2025 at 10:47:36AM +0100, Neil Armstrong wrote: >>>>> Hi Mani, >>>>> >>>>> On 11/1/25 05:29, Manivannan Sadhasivam wrote: >>>>>> Binding incorrectly specifies the 'DBI' region as 'ELBI'. DBI is a must >>>>>> have region for DWC controllers as it has the Root Port and controller >>>>>> specific registers, while ELBI has optional registers. >>>>>> >>>>>> Hence, fix the binding. Though this is an ABI break, this change is needed >>>>>> to accurately describe the PCI memory map. >>>>> >>>>> Not fan of this ABI break, the current bindings should be marked as deprecated instead. >>>>> >>>> >>>> Fair enough. Will make it as deprecated. >>> >>> The true question is what value was being passed as that item (ELBI)? >>> Because if this was always DBI - device has DBI there - then what >>> deprecation would change? >> >> Nothing, except not breaking old DTs with the binding check. That's why I >> decided to remove it in the first place. >> > > Neil, do you still insist on marking the 'elbi' region deprecated than removing > it? Not really. if the original definition was wrong, let's fix it. Neil > > - Mani >