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[109.73.99.134]) by smtp.gmail.com with ESMTPSA id n6-20020a05651203e600b0049313f77755sm1176538lfq.213.2022.08.30.23.34.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Aug 2022 23:34:07 -0700 (PDT) Message-ID: <44af0610-63b1-20d2-2c8c-23e84edb519c@linaro.org> Date: Wed, 31 Aug 2022 09:34:06 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.13.0 Subject: Re: [PATCH 0/4] dt-bindings: memory: Describing LPDDR topology Content-Language: en-US To: Julius Werner Cc: Rob Herring , Dmitry Osipenko , Doug Anderson , Jian-Jia Su , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20220831013359.1807905-1-jwerner@chromium.org> From: Krzysztof Kozlowski In-Reply-To: <20220831013359.1807905-1-jwerner@chromium.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 31/08/2022 04:33, Julius Werner wrote: > This patch series implements a proposal previously discussed on the > mailing list under the topic `[RFC] Correct memory layout reporting for > "jedec,lpddr2" and related bindings`. It adds a new jedec,lpddr-channel > binding which should be used to group nodes of the existing jedec,lpddr > bindings to describe their relative topology on the system and the > amount of chips wired in parallel on each channel, as well as their > different ranks. This also adds bindings for LPDDR4 and LPDDR5 memory > types and deduplicates some common schema elements between different > LPDDR types. > > Julius Werner (4): > dt-bindings: memory: Factor out common properties of LPDDR bindings > dt-bindings: memory: Add numeric LPDDR compatible string variant > dt-bindings: memory: Add jedec,lpddr4 and jedec,lpddr5 bindings > dt-bindings: memory: Add jedec,lpddrX-channel binding Thanks for the patches. Where are the users of these bindings? Although bindings do not have requirement of providing user (as kernel API has), but this is quite a rework so I want to see that it is applicable. That it matches real use case and need. I can do it only with real DTS in the kernel. Best regards, Krzysztof