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Fri, 22 Sep 2023 15:21:19 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 22 Sep 2023 15:21:18 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 22 Sep 2023 15:21:17 +0800 From: Moudy Ho To: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mauro Carvalho Chehab , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil CC: , , , , , , "Moudy Ho" Subject: [PATCH v6 05/16] dt-bindings: media: mediatek: mdp3: add support MT8195 RDMA Date: Fri, 22 Sep 2023 15:21:05 +0800 Message-ID: <20230922072116.11009-6-moudy.ho@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20230922072116.11009-1-moudy.ho@mediatek.com> References: <20230922072116.11009-1-moudy.ho@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--9.713800-8.000000 X-TMASE-MatchedRID: O8Jgwx2XgRPhE4ic2WIDe2BDygfqHJtpCt59Uh3p/NX7SBmDTxVcWopb wG9fIuITLSHDQi/tZU+OEmLXxEuoAga1NXbjqus0tw+xHnsmQjNr9+Kgn2XgeCNGK7UC7ElMj9F j+RtK2eCJh4lfRksIUEUHNW/Q98GjJnLCYm9iI2lIRA38P/dwbiFNSRSGhTH1Qmp51f2+39lrQg SRg6yiRRmgGxBaKosCPyxPFILKgxtf4BpTN+neE7dQIb8hCnY+fS0Ip2eEHnyFh/DzryTTlvc8O Jc7+0VJjoczmuoPCq1MRatPwfJPwaLUKJgmeE5OOoIt+KrTpqHr+QpBUoNuBClkx3v7Ew13Qwym txuJ6y0= X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--9.713800-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 207E40E0AF5C08A661AF19D7796BDAEE95BBD0DB0C4DC5FB06006ED372971E992000:8 X-MTK: N X-Spam-Status: No, score=-1.3 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED,RDNS_NONE, SPF_HELO_PASS,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED autolearn=no 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 X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Fri, 22 Sep 2023 00:22:44 -0700 (PDT) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1777747951429236232 X-GMAIL-MSGID: 1777747951429236232 Support for MT8195 RDMA has been added, allowing for the configuration of multiple MDP3 pipes. Furthermore, this particular device does not require sharing SRAM with RSZ. Signed-off-by: Moudy Ho --- .../media/mediatek,mdp3-rdma-8195.yaml | 64 +++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-8195.yaml diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-8195.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-8195.yaml new file mode 100644 index 000000000000..f10139aec3c5 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-8195.yaml @@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/mediatek,mdp3-rdma-8195.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek MT8195 Read Direct Memory Access + +maintainers: + - Matthias Brugger + - Moudy Ho + +description: | + MediaTek Read Direct Memory Access(RDMA) component used to do read DMA. + This type of component is configured when there are multiple MDP3 pipelines + that belong to different MMSYS subsystems. + It contains one line buffer to store the sufficient pixel data, and + must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml + for details. + +allOf: + - $ref: mediatek,mdp3-rdma-common.yaml# + +properties: + compatible: + items: + - const: mediatek,mt8195-mdp3-rdma + + clocks: + maxItems: 1 + + mboxes: + maxItems: 5 + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + + dma-controller@14001000 { + compatible = "mediatek,mt8195-mdp3-rdma"; + reg = <0x14001000 0x1000>; + mediatek,gce-client-reg = <&gce1 SUBSYS_1400XXXX 0x1000 0x1000>; + mediatek,gce-events = , + ; + power-domains = <&spm MT8195_POWER_DOMAIN_VPPSYS0>; + iommus = <&iommu_vpp M4U_PORT_L4_MDP_RDMA>; + clocks = <&vppsys0 CLK_VPP0_MDP_RDMA>; + mboxes = <&gce1 12 CMDQ_THR_PRIO_1>, + <&gce1 13 CMDQ_THR_PRIO_1>, + <&gce1 14 CMDQ_THR_PRIO_1>, + <&gce1 21 CMDQ_THR_PRIO_1>, + <&gce1 22 CMDQ_THR_PRIO_1>; + #dma-cells = <1>; + };