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From:   Jagan Teki <jagan@amarulasolutions.com>
To:     Peng Fan <peng.fan@nxp.com>, Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Tomasz Figa <t.figa@samsung.com>,
        Fancy Fang <chen.fang@nxp.com>
Cc:     devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        dri-devel@lists.freedesktop.org, linux-phy@lists.infradead.org,
        linux-kernel@vger.kernel.org, NXP Linux Team <linux-imx@nxp.com>,
        linux-amarula@amarulasolutions.com,
        Anthony Brandon <anthony@amarulasolutions.com>,
        Francis Laniel <francis.laniel@amarulasolutions.com>,
        Matteo Lisi <matteo.lisi@engicam.com>,
        Milco Pratesi <milco.pratesi@engicam.com>,
        Jagan Teki <jagan@amarulasolutions.com>,
        Rob Herring <robh+dt@kernel.org>
Subject: [RFC PATCH 8/9] arm64: dts: imx8mm: Add MIPI DSI pipeline
Date:   Mon, 21 Jun 2021 12:54:23 +0530
Message-Id: <20210621072424.111733-9-jagan@amarulasolutions.com>
In-Reply-To: <20210621072424.111733-1-jagan@amarulasolutions.com>
References: <20210621072424.111733-1-jagan@amarulasolutions.com>
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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 <robh+dt@kernel.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
 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 = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
 				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 = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+				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>;
+							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