From patchwork Mon Oct 11 07:02:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yunfei Dong X-Patchwork-Id: 12549151 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C9C6C43217 for ; Mon, 11 Oct 2021 07:03:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8437761054 for ; Mon, 11 Oct 2021 07:03:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234630AbhJKHFa (ORCPT ); Mon, 11 Oct 2021 03:05:30 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:54906 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S234527AbhJKHFH (ORCPT ); Mon, 11 Oct 2021 03:05:07 -0400 X-UUID: b6efe4497eb443a5870b17ec80a87153-20211011 X-UUID: b6efe4497eb443a5870b17ec80a87153-20211011 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1810623179; Mon, 11 Oct 2021 15:03:05 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 11 Oct 2021 15:03:05 +0800 Received: from localhost.localdomain (10.17.3.154) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 11 Oct 2021 15:03:03 +0800 From: Yunfei Dong To: Yunfei Dong , Alexandre Courbot , Hans Verkuil , Tzung-Bi Shih , Tiffany Lin , Andrew-CT Chen , Mauro Carvalho Chehab , Rob Herring , Matthias Brugger , Tomasz Figa CC: Hsin-Yi Wang , Fritz Koenig , Dafna Hirschfeld , Benjamin Gaignard , Daniel Vetter , dri-devel , Irui Wang , , , , , , , Subject: [PATCH v7, 13/15] dt-bindings: media: mtk-vcodec: Adds decoder dt-bindings for mt8192 Date: Mon, 11 Oct 2021 15:02:45 +0800 Message-ID: <20211011070247.792-14-yunfei.dong@mediatek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211011070247.792-1-yunfei.dong@mediatek.com> References: <20211011070247.792-1-yunfei.dong@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Adds decoder dt-bindings for mt8192. Signed-off-by: Yunfei Dong --- v7: Re-write dtsi for hardware architecture changed --- .../media/mediatek,vcodec-comp-decoder.yaml | 193 ++++++++++++++++++ 1 file changed, 193 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml new file mode 100644 index 000000000000..7c2a85afbf90 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-comp-decoder.yaml @@ -0,0 +1,193 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iommu/mediatek,vcodec-comp-decoder.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek Video Decode Accelerator With Multi Hardware + +maintainers: + - Yunfei Dong + +description: | + Mediatek Video Decode is the video decode hardware present in Mediatek + SoCs which supports high resolution decoding functionalities. Required + master and component node. + + About the Decoder Hardware Block Diagram, please check below: + + +---------------------------------+------------------------------------+ + | | | + | input -> lat HW -> lat buffer --|--> lat buffer -> core HW -> output | + | || | || | + +------------||-------------------+---------------------||-------------+ + || lat thread | core thread || + -------------||-----------------------------------------||---------------- + || || + \/ <----------------HW index-------------->\/ + +------------------------------------------------------+ + | enable/disable | + | clk power irq iommu port | + | (lat/lat soc/core0/core1) | + +------------------------------------------------------+ + + As above, mean in master device, mean in component device. + The information of each hardware will be stored in each component device. There + are two thread in master device: lat and core. Enable/disable the lat clk/power/irq + when lat hardware need to work through hardware index, core is the same. + + Normally the smi common may not the same for each hardware, can't combine all + hardware in one node, or leading to iommu fault when access dram data. + +properties: + compatible: + - enum: + - mediatek,mt8192-vcodec-dec # for lat hardware + - mediatek,mtk-vcodec-lat # for core hardware + - mediatek,mtk-vcodec-core + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 5 + + clock-names: + items: + - const: vdec-sel + - const: vdec-soc-vdec + - const: vdec-soc-lat + - const: vdec-vdec + - const: vdec-top + + power-domains: + maxItems: 1 + + iommus: + minItems: 1 + maxItems: 32 + description: | + List of the hardware port in respective IOMMU block for current Socs. + Refer to bindings/iommu/mediatek,iommu.yaml. + + dma-ranges: + maxItems: 1 + description: | + Describes the physical address space of IOMMU maps to memory. + + mediatek,scp: + $ref: /schemas/types.yaml#/definitions/phandle + maxItems: 1 + description: + Describes point to scp. + +required: + - compatible + - reg + - iommus + +allOf: + - if: #master node + properties: + compatible: + contains: + enum: + - mediatek,mt8192-vcodec-dec # for lat hardware + + then: + required: + - mediatek,scp + - dma-ranges + + - if: #component node + properties: + compatible: + contains: + enum: + - mediatek,mtk-vcodec-lat # for core hardware + - mediatek,mtk-vcodec-core + + then: + required: + - interrupts + - clocks + - clock-names + - assigned-clocks + - assigned-clock-parents + - power-domains + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + #include + + vcodec_dec: vcodec_dec@16000000 { + compatible = "mediatek,mt8192-vcodec-dec"; + #address-cells = <2>; + #size-cells = <2>; + ranges; + reg = <0 0x16000000 0 0x1000>; /* VDEC_SYS */ + mediatek,scp = <&scp>; + iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>; + dma-ranges = <0x1 0x0 0x0 0x40000000 0x0 0xfff00000>; + vcodec_lat { + compatible = "mediatek,mtk-vcodec-lat"; + reg = <0 0x16010000 0 0x800>; /* VDEC_MISC */ + reg-name = "reg-misc"; + interrupts = ; + iommus = <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_VLD2_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_TILE_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_WDMA_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT>, + <&iommu0 M4U_PORT_L5_VDEC_UFO_ENC_EXT>; + clocks = <&topckgen CLK_TOP_VDEC_SEL>, + <&vdecsys_soc CLK_VDEC_SOC_VDEC>, + <&vdecsys_soc CLK_VDEC_SOC_LAT>, + <&vdecsys_soc CLK_VDEC_SOC_LARB1>, + <&topckgen CLK_TOP_MAINPLL_D4>; + clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-lat", + "vdec-vdec", "vdec-top"; + assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4>; + power-domains = <&spm MT8192_POWER_DOMAIN_VDEC>; + }; + + vcodec_core { + compatible = "mediatek,mtk-vcodec-core"; + reg = <0 0x16025000 0 0x1000>; /* VDEC_CORE_MISC */ + reg-names = "reg-misc"; + interrupts = ; + iommus = <&iommu0 M4U_PORT_L4_VDEC_MC_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_UFO_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PP_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PRED_RD_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PRED_WR_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_PPWRAP_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_TILE_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_VLD_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_VLD2_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_AVC_MV_EXT>, + <&iommu0 M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT>; + clocks = <&topckgen CLK_TOP_VDEC_SEL>, + <&vdecsys CLK_VDEC_VDEC>, + <&vdecsys CLK_VDEC_LAT>, + <&vdecsys CLK_VDEC_LARB1>, + <&topckgen CLK_TOP_MAINPLL_D4>; + clock-names = "vdec-sel", "vdec-soc-vdec", "vdec-soc-lat", + "vdec-vdec", "vdec-top"; + assigned-clocks = <&topckgen CLK_TOP_VDEC_SEL>; + assigned-clock-parents = <&topckgen CLK_TOP_MAINPLL_D4>; + power-domains = <&spm MT8192_POWER_DOMAIN_VDEC2>; + }; + }; \ No newline at end of file