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a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=da+4q6NaLwSyvJdC1cHJtymWI03kW2GYkjWCT/Y1A3w=; b=F6KVgJFV+Fjg6Gp1dQqOpFb10X1r/YKKtpH1bXwtTncu2PcK/XxiPZU2iecIfQsCle 8GBHP9/lMQ4yN6Z8iWGXfAQvv7E2+aTCPaC/EPXaSZfBmHU/Jp88zYqsR8keRG4PCcTW m7vIPaLkveSLo7daKh7Z4uHJ7uZ0si0hGwJFGebNQOX7Cwo7XxksXctBGem6AgJEvbNe a3t2w/xQM27kaugvZfviCCGMXrjvufJDv2MKl/Fani9ihnlfZn5i97oNwgz9KfPg1upa nJo6LJTl6nctdSI0KKtfhin+b3z8xTO/Z7aifBCiK6iOq5Nn/lkieMTtoVsXFuUqZ1vH dNRA== X-Gm-Message-State: AOAM531EAiTwyUWy75WPYTwbasrMMkALDqXx9u0BEUBkWCZMRXFzVpYe crscF2svTcqpblxtasqONheSQ1uJ9cVK5ntQNfo= X-Google-Smtp-Source: ABdhPJwTpZSUk7a7ji8GbDsL0O3cqdtmO37/E7ZrMLkoLP94ZzbbS+wlrcGNOVyZFoXHv/hgM50vJA0TdhnuoPUoPI4= X-Received: by 2002:a17:906:244d:: with SMTP id a13mr1416742ejb.551.1624330981487; Mon, 21 Jun 2021 20:03:01 -0700 (PDT) MIME-Version: 1.0 References: <20210621072424.111733-1-jagan@amarulasolutions.com> <20210621072424.111733-9-jagan@amarulasolutions.com> In-Reply-To: <20210621072424.111733-9-jagan@amarulasolutions.com> From: Adam Ford Date: Mon, 21 Jun 2021 22:02:50 -0500 Message-ID: Subject: Re: [RFC PATCH 8/9] arm64: dts: imx8mm: Add MIPI DSI pipeline To: Jagan Teki Cc: Peng Fan , Shawn Guo , Sascha Hauer , Tomasz Figa , Fancy Fang , devicetree , Francis Laniel , Matteo Lisi , Linux Kernel Mailing List , dri-devel , Rob Herring , NXP Linux Team , Milco Pratesi , Anthony Brandon , linux-phy@lists.infradead.org, linux-amarula@amarulasolutions.com, arm-soc X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210621_200304_113598_6A36E75D X-CRM114-Status: GOOD ( 17.98 ) 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-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 21, 2021 at 2:25 AM Jagan Teki wrote: > > Add MIPI DSI pipeline for i.MX8MM. > > Video pipeline start from eLCDIF to MIPI DSI and respective > Panel or Bridge on the backend side. > > Add support for it. > > Cc: Rob Herring > Signed-off-by: Jagan Teki > --- > arch/arm64/boot/dts/freescale/imx8mm.dtsi | 59 +++++++++++++++++++++++ > 1 file changed, 59 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi > index 5f68182ed3a6..bc09fce0f6a9 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi > @@ -1047,6 +1047,65 @@ lcdif: lcdif@32e00000 { > interrupts = ; > power-domains = <&dispmix_blk_ctl IMX8MM_BLK_CTL_PD_DISPMIX_LCDIF>; > status = "disabled"; > + > + port { > + lcdif_out_dsi: endpoint { > + remote-endpoint = <&dsi_in_lcdif>; > + }; > + }; > + }; > + > + dsi: dsi@32e10000 { > + compatible = "fsl,imx8mm-sec-dsim"; > + reg = <0x32e10000 0xa0>; > + clocks = <&clk IMX8MM_CLK_DSI_CORE>, > + <&clk IMX8MM_CLK_DSI_PHY_REF>; > + clock-names = "bus", "phy_ref"; > + assigned-clocks = <&clk IMX8MM_CLK_DSI_CORE>, > + <&clk IMX8MM_VIDEO_PLL1_OUT>, > + <&clk IMX8MM_CLK_DSI_PHY_REF>; > + assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_266M>, > + <&clk IMX8MM_VIDEO_PLL1_BYPASS>, > + <&clk IMX8MM_VIDEO_PLL1_OUT>; > + assigned-clock-rates = <266000000>, <594000000>, <27000000>; > + interrupts = ; > + phys = <&dphy>; > + phy-names = "dphy"; > + power-domains = <&dispmix_blk_ctl IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DSI>; > + samsung,burst-clock-frequency = <891000000>; > + samsung,esc-clock-frequency = <54000000>; > + samsung,pll-clock-frequency = <27000000>; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + dsi_in_lcdif: endpoint@0 { > + reg = <0>; When I build this with W=1, I get a warning: Warning (graph_child_address): /soc@0/bus@32c00000/dsi@32e10000/ports/port@0: graph node has single child node 'endpoint@0', #address-cells/#size-cells are not necessary Are there supposed to be two endpoints for port@0? > + remote-endpoint = <&lcdif_out_dsi>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + }; > + }; > + }; > + > + dphy: dphy@32e100a4 { > + compatible = "fsl,imx8mm-sec-dsim-dphy"; > + reg = <0x32e100a4 0xbc>; > + clocks = <&clk IMX8MM_CLK_DSI_PHY_REF>; > + clock-names = "phy_ref"; > + #phy-cells = <0>; > + power-domains = <&dispmix_blk_ctl IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DPHY>; > + status = "disabled"; > }; > > dispmix_blk_ctl: blk-ctl@32e28000 { > -- > 2.25.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel