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Mon, 29 May 2023 06:56:35 -0700 (PDT) Received: from [192.168.2.177] ([207.188.167.132]) by smtp.gmail.com with ESMTPSA id c16-20020a5d4f10000000b002fda1b12a0bsm80555wru.2.2023.05.29.06.56.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 29 May 2023 06:56:34 -0700 (PDT) Message-ID: Date: Mon, 29 May 2023 15:56:33 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH 18/27] arm64: dts: mediatek: mt6795: Add support for IOMMU and LARBs Content-Language: en-US, ca-ES, es-ES To: AngeloGioacchino Del Regno Cc: p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, jassisinghbrar@gmail.com, chunfeng.yun@mediatek.com, vkoul@kernel.org, kishon@kernel.org, thierry.reding@gmail.com, u.kleine-koenig@pengutronix.de, chunkuang.hu@kernel.org, ck.hu@mediatek.com, jitao.shi@mediatek.com, xinlei.lee@mediatek.com, houlong.wei@mediatek.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, linux-pwm@vger.kernel.org, kernel@collabora.com, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht References: <20230412112739.160376-1-angelogioacchino.delregno@collabora.com> <20230412112739.160376-19-angelogioacchino.delregno@collabora.com> From: Matthias Brugger In-Reply-To: <20230412112739.160376-19-angelogioacchino.delregno@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230529_065643_739108_76E3FB4C X-CRM114-Status: GOOD ( 14.84 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 12/04/2023 13:27, AngeloGioacchino Del Regno wrote: > Add nodes for the multimedia IOMMU and its LARBs: this includes all but > the MJC LARB, which cannot currently be used and will be added later. > > Signed-off-by: AngeloGioacchino Del Regno Applied, thanks > --- > arch/arm64/boot/dts/mediatek/mt6795.dtsi | 60 ++++++++++++++++++++++++ > 1 file changed, 60 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi > index a8b2c4517e79..9cfa02085f61 100644 > --- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi > @@ -8,6 +8,7 @@ > #include > #include > #include > +#include > #include > #include > #include > @@ -390,6 +391,17 @@ systimer: timer@10200670 { > clock-names = "clk13m"; > }; > > + iommu: iommu@10205000 { > + compatible = "mediatek,mt6795-m4u"; > + reg = <0 0x10205000 0 0x1000>; > + clocks = <&infracfg CLK_INFRA_M4U>; > + clock-names = "bclk"; > + interrupts = ; > + mediatek,larbs = <&larb0 &larb1 &larb2 &larb3>; > + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; > + #iommu-cells = <1>; > + }; > + > apmixedsys: syscon@10209000 { > compatible = "mediatek,mt6795-apmixedsys", "syscon"; > reg = <0 0x10209000 0 0x1000>; > @@ -648,16 +660,64 @@ mmsys: syscon@14000000 { > mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>; > }; > > + larb0: larb@14021000 { > + compatible = "mediatek,mt6795-smi-larb"; > + reg = <0 0x14021000 0 0x1000>; > + clocks = <&mmsys CLK_MM_SMI_COMMON>, <&mmsys CLK_MM_SMI_LARB0>; > + clock-names = "apb", "smi"; > + mediatek,smi = <&smi_common>; > + mediatek,larb-id = <0>; > + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; > + }; > + > + smi_common: smi@14022000 { > + compatible = "mediatek,mt6795-smi-common"; > + reg = <0 0x14022000 0 0x1000>; > + power-domains = <&spm MT6795_POWER_DOMAIN_MM>; > + clocks = <&infracfg CLK_INFRA_SMI>, <&mmsys CLK_MM_SMI_COMMON>; > + clock-names = "apb", "smi"; > + }; > + > + larb2: larb@15001000 { > + compatible = "mediatek,mt6795-smi-larb"; > + reg = <0 0x15001000 0 0x1000>; > + clocks = <&mmsys CLK_MM_SMI_COMMON>, <&infracfg CLK_INFRA_SMI>; > + clock-names = "apb", "smi"; > + mediatek,smi = <&smi_common>; > + mediatek,larb-id = <2>; > + power-domains = <&spm MT6795_POWER_DOMAIN_ISP>; > + }; > + > vdecsys: clock-controller@16000000 { > compatible = "mediatek,mt6795-vdecsys"; > reg = <0 0x16000000 0 0x1000>; > #clock-cells = <1>; > }; > > + larb1: larb@16010000 { > + compatible = "mediatek,mt6795-smi-larb"; > + reg = <0 0x16010000 0 0x1000>; > + mediatek,smi = <&smi_common>; > + mediatek,larb-id = <1>; > + clocks = <&vdecsys CLK_VDEC_CKEN>, <&vdecsys CLK_VDEC_LARB_CKEN>; > + clock-names = "apb", "smi"; > + power-domains = <&spm MT6795_POWER_DOMAIN_VDEC>; > + }; > + > vencsys: clock-controller@18000000 { > compatible = "mediatek,mt6795-vencsys"; > reg = <0 0x18000000 0 0x1000>; > #clock-cells = <1>; > }; > + > + larb3: larb@18001000 { > + compatible = "mediatek,mt6795-smi-larb"; > + reg = <0 0x18001000 0 0x1000>; > + clocks = <&vencsys CLK_VENC_VENC>, <&vencsys CLK_VENC_LARB>; > + clock-names = "apb", "smi"; > + mediatek,smi = <&smi_common>; > + mediatek,larb-id = <3>; > + power-domains = <&spm MT6795_POWER_DOMAIN_VENC>; > + }; > }; > }; _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel