From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C887820FB for ; Fri, 11 Mar 2022 01:55:17 +0000 (UTC) X-UUID: 1c21d10fa5b64d3ba61d7eedf5ff9ebc-20220311 X-UUID: 1c21d10fa5b64d3ba61d7eedf5ff9ebc-20220311 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 430237279; Fri, 11 Mar 2022 09:55:10 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Fri, 11 Mar 2022 09:55:07 +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; Fri, 11 Mar 2022 09:55:07 +0800 From: Nancy.Lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , , "AngeloGioacchino Del Regno" , CC: David Airlie , Daniel Vetter , "Nathan Chancellor" , Nick Desaulniers , "Nancy . Lin" , "jason-jh . lin" , Yongqiang Niu , , , , , , , , , Subject: [PATCH v15 03/22] dt-bindings: mediatek: add ethdr definition for mt8195 Date: Fri, 11 Mar 2022 09:54:47 +0800 Message-ID: <20220311015506.11232-4-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220311015506.11232-1-nancy.lin@mediatek.com> References: <20220311015506.11232-1-nancy.lin@mediatek.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Add vdosys1 ETHDR definition. Signed-off-by: Nancy.Lin Reviewed-by: Chun-Kuang Hu Reviewed-by: AngeloGioacchino Del Regno --- .../display/mediatek/mediatek,ethdr.yaml | 158 ++++++++++++++++++ 1 file changed, 158 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml new file mode 100644 index 000000000000..e8303c28a361 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ethdr.yaml @@ -0,0 +1,158 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,ethdr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek Ethdr Device Tree Bindings + +maintainers: + - Chun-Kuang Hu + - Philipp Zabel + +description: | + ETHDR is designed for HDR video and graphics conversion in the external display path. + It handles multiple HDR input types and performs tone mapping, color space/color + format conversion, and then combine different layers, output the required HDR or + SDR signal to the subsequent display path. This engine is composed of two video + frontends, two graphic frontends, one video backend and a mixer. ETHDR has two + DMA function blocks, DS and ADL. These two function blocks read the pre-programmed + registers from DRAM and set them to HW in the v-blanking period. + +properties: + compatible: + items: + - const: mediatek,mt8195-disp-ethdr + reg: + maxItems: 7 + reg-names: + items: + - const: mixer + - const: vdo_fe0 + - const: vdo_fe1 + - const: gfx_fe0 + - const: gfx_fe1 + - const: vdo_be + - const: adl_ds + interrupts: + minItems: 1 + iommus: + description: The compatible property is DMA function blocks. + Should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for + details. + minItems: 1 + maxItems: 2 + clocks: + items: + - description: mixer clock + - description: video frontend 0 clock + - description: video frontend 1 clock + - description: graphic frontend 0 clock + - description: graphic frontend 1 clock + - description: video backend clock + - description: autodownload and menuload clock + - description: video frontend 0 async clock + - description: video frontend 1 async clock + - description: graphic frontend 0 async clock + - description: graphic frontend 1 async clock + - description: video backend async clock + - description: ethdr top clock + clock-names: + items: + - const: mixer + - const: vdo_fe0 + - const: vdo_fe1 + - const: gfx_fe0 + - const: gfx_fe1 + - const: vdo_be + - const: adl_ds + - const: vdo_fe0_async + - const: vdo_fe1_async + - const: gfx_fe0_async + - const: gfx_fe1_async + - const: vdo_be_async + - const: ethdr_top + power-domains: + maxItems: 1 + resets: + maxItems: 5 + mediatek,gce-client-reg: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: The register of display function block to be set by gce. + There are 4 arguments in this property, gce node, subsys id, offset and + register size. The subsys id is defined in the gce header of each chips + include/include/dt-bindings/gce/-gce.h, mapping to the register of + display function block. + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - power-domains + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + disp_ethdr@1c114000 { + compatible = "mediatek,mt8195-disp-ethdr"; + reg = <0 0x1c114000 0 0x1000>, + <0 0x1c115000 0 0x1000>, + <0 0x1c117000 0 0x1000>, + <0 0x1c119000 0 0x1000>, + <0 0x1c11a000 0 0x1000>, + <0 0x1c11b000 0 0x1000>, + <0 0x1c11b000 0 0x1000>; + reg-names = "mixer", "vdo_fe0", "vdo_fe1", "gfx_fe0", "gfx_fe1", + "vdo_be", "adl_ds"; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c11XXXX 0x4000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0x5000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0x7000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0x9000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0xa000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0xb000 0x1000>, + <&gce0 SUBSYS_1c11XXXX 0xc000 0x1000>; + clocks = <&vdosys1 CLK_VDO1_DISP_MIXER>, + <&vdosys1 CLK_VDO1_HDR_VDO_FE0>, + <&vdosys1 CLK_VDO1_HDR_VDO_FE1>, + <&vdosys1 CLK_VDO1_HDR_GFX_FE0>, + <&vdosys1 CLK_VDO1_HDR_GFX_FE1>, + <&vdosys1 CLK_VDO1_HDR_VDO_BE>, + <&vdosys1 CLK_VDO1_26M_SLOW>, + <&vdosys1 CLK_VDO1_HDR_VDO_FE0_DL_ASYNC>, + <&vdosys1 CLK_VDO1_HDR_VDO_FE1_DL_ASYNC>, + <&vdosys1 CLK_VDO1_HDR_GFX_FE0_DL_ASYNC>, + <&vdosys1 CLK_VDO1_HDR_GFX_FE1_DL_ASYNC>, + <&vdosys1 CLK_VDO1_HDR_VDO_BE_DL_ASYNC>, + <&topckgen CLK_TOP_ETHDR>; + clock-names = "mixer", "vdo_fe0", "vdo_fe1", "gfx_fe0", "gfx_fe1", + "vdo_be", "adl_ds", "vdo_fe0_async", "vdo_fe1_async", + "gfx_fe0_async", "gfx_fe1_async","vdo_be_async", + "ethdr_top"; + power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>; + iommus = <&iommu_vpp M4U_PORT_L3_HDR_DS>, + <&iommu_vpp M4U_PORT_L3_HDR_ADL>; + interrupts = ; /* disp mixer */ + resets = <&vdosys1 MT8195_VDOSYS1_SW1_RST_B_HDR_VDO_FE0_DL_ASYNC>, + <&vdosys1 MT8195_VDOSYS1_SW1_RST_B_HDR_VDO_FE1_DL_ASYNC>, + <&vdosys1 MT8195_VDOSYS1_SW1_RST_B_HDR_GFX_FE0_DL_ASYNC>, + <&vdosys1 MT8195_VDOSYS1_SW1_RST_B_HDR_GFX_FE1_DL_ASYNC>, + <&vdosys1 MT8195_VDOSYS1_SW1_RST_B_HDR_VDO_BE_DL_ASYNC>; + }; + }; + +... -- 2.18.0