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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Subject: Re: [PATCH 1/2] media: dt-bindings: mediatek: Add phandle to mediatek,scp on MDP3 RDMA Content-Language: en-US To: AngeloGioacchino Del Regno , mchehab@kernel.org Cc: robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, matthias.bgg@gmail.com, moudy.ho@mediatek.com, hverkuil-cisco@xs4all.nl, sakari.ailus@linux.intel.com, u.kleine-koenig@pengutronix.de, linqiheng@huawei.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, kernel@collabora.com, wenst@chromium.org References: <20230919095938.70679-1-angelogioacchino.delregno@collabora.com> <20230919095938.70679-2-angelogioacchino.delregno@collabora.com> From: Krzysztof Kozlowski In-Reply-To: <20230919095938.70679-2-angelogioacchino.delregno@collabora.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On 19/09/2023 11:59, AngeloGioacchino Del Regno wrote: > The MDP3 RDMA needs to communicate with the SCP remote processor: allow > specifying a phandle to a SCP core. > > Signed-off-by: AngeloGioacchino Del Regno > --- > .../devicetree/bindings/media/mediatek,mdp3-rdma.yaml | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml > index d639a1461143..0e5ce2e77e99 100644 > --- a/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml > +++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma.yaml > @@ -46,6 +46,11 @@ properties: > include/dt-bindings/gce/-gce.h of each chips. > $ref: /schemas/types.yaml#/definitions/uint32-array > > + mediatek,scp: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: > + Phandle to the System Control Processor (SCP) node Why? Why do you need it? For what do you add here phandle? Your description should explain the purpose. Best regards, Krzysztof