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Tue, 26 Oct 2021 15:59:21 +0000 X-UUID: 8ed8aa278d4b49ef92f8d11f68f64838-20211026 X-UUID: 8ed8aa278d4b49ef92f8d11f68f64838-20211026 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1016139854; Tue, 26 Oct 2021 08:59:15 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 26 Oct 2021 08:59:14 -0700 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 26 Oct 2021 23:59:13 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 26 Oct 2021 23:59:13 +0800 From: jason-jh.lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , AngeloGioacchino Del Regno CC: Enric Balletbo i Serra , Maxime Coquelin , David Airlie , Daniel Vetter , Alexandre Torgue , , , , , , Fabien Parent , Yongqiang Niu , , , , , , , Subject: [PATCH v12 05/16] dt-bindings: display: mediatek: merge: add additional prop for mt8195 Date: Tue, 26 Oct 2021 23:59:00 +0800 Message-ID: <20211026155911.17651-6-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20211026155911.17651-1-jason-jh.lin@mediatek.com> References: <20211026155911.17651-1-jason-jh.lin@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211026_085920_061199_1E7D589A X-CRM114-Status: GOOD ( 11.30 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org add MERGE additional properties description for mt8195: 1. async clock 2. fifo setting enable 3. reset controller Signed-off-by: jason-jh.lin Reviewed-by: Chun-Kuang Hu --- .../display/mediatek/mediatek,merge.yaml | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml index 75beeb207ceb..614721bdbf73 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,merge.yaml @@ -36,8 +36,28 @@ properties: Documentation/devicetree/bindings/power/power-domain.yaml for details. clocks: + maxItems: 2 items: - description: MERGE Clock + - description: MERGE Async Clock + Controlling the synchronous process between MERGE and other display + function blocks cross clock domain. + + clock-names: + maxItems: 2 + items: + - const: merge + - const: merge_async + + mediatek,merge-fifo-en: + description: + The setting of merge fifo is mainly provided for the display latency + buffer to ensure that the back-end panel display data will not be + underrun, a little more data is needed in the fifo. + According to the merge fifo settings, when the water level is detected + to be insufficient, it will trigger RDMA sending ultra and preulra + command to SMI to speed up the data rate. + type: boolean mediatek,gce-client-reg: description: @@ -50,6 +70,11 @@ properties: $ref: /schemas/types.yaml#/definitions/phandle-array maxItems: 1 + resets: + description: reset controller + See Documentation/devicetree/bindings/reset/reset.txt for details. + maxItems: 1 + required: - compatible - reg @@ -67,3 +92,16 @@ examples: power-domains = <&spm MT8173_POWER_DOMAIN_MM>; clocks = <&mmsys CLK_MM_DISP_MERGE>; }; + + merge5: disp_vpp_merge5@1c110000 { + compatible = "mediatek,mt8195-disp-merge"; + reg = <0 0x1c110000 0 0x1000>; + interrupts = ; + clocks = <&vdosys1 CLK_VDO1_VPP_MERGE4>, + <&vdosys1 CLK_VDO1_MERGE4_DL_ASYNC>; + clock-names = "merge","merge_async"; + power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>; + mediatek,gce-client-reg = <&gce1 SUBSYS_1c11XXXX 0x0000 0x1000>; + mediatek,merge-fifo-en = <1>; + resets = <&vdosys1 MT8195_VDOSYS1_SW0_RST_B_MERGE4_DL_ASYNC>; + };