linux-kernel - [RFC PATCH 5/6] arm64: dts: imx8mq: Add NWL dsi controller

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Date:   Fri, 15 May 2020 15:12:14 +0200
From:   Guido Günther <agx@...xcpu.org>
To:     Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Sam Ravnborg <sam@...nborg.org>,
        Anson Huang <Anson.Huang@....com>,
        Leonard Crestez <leonard.crestez@....com>,
        Lucas Stach <l.stach@...gutronix.de>,
        Peng Fan <peng.fan@....com>,
        Robert Chiras <robert.chiras@....com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [RFC PATCH 5/6] arm64: dts: imx8mq: Add NWL dsi controller

Add a node for the Northwestlogic MIPI DSI IP core, "disabled" by
default.

Signed-off-by: Guido Günther <agx@...xcpu.org>
---
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 31 +++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 0142f06ead12..6bbbf44e6be0 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -889,6 +889,37 @@ sec_jr2: jr@...0 {
 				};
 			};
 
+			mipi_dsi: mipi-dsi@...00000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx8mq-nwl-dsi";
+				reg = <0x30a00000 0x300>;
+				clocks = <&clk IMX8MQ_CLK_DSI_CORE>,
+					 <&clk IMX8MQ_CLK_DSI_AHB>,
+					 <&clk IMX8MQ_CLK_DSI_IPG_DIV>,
+					 <&clk IMX8MQ_CLK_DSI_PHY_REF>,
+					 <&clk IMX8MQ_CLK_LCDIF_PIXEL>;
+				clock-names = "core", "rx_esc", "tx_esc", "phy_ref", "lcdif";
+				assigned-clocks = <&clk IMX8MQ_CLK_DSI_AHB>,
+						  <&clk IMX8MQ_CLK_DSI_CORE>,
+						  <&clk IMX8MQ_CLK_DSI_IPG_DIV>;
+				assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_80M>,
+							 <&clk IMX8MQ_SYS1_PLL_266M>;
+				assigned-clock-rates = <80000000>,
+						       <266000000>,
+						       <20000000>;
+				interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+				resets = <&src IMX8MQ_RESET_MIPI_DSI_RESET_BYTE_N>,
+					 <&src IMX8MQ_RESET_MIPI_DSI_DPI_RESET_N>,
+					 <&src IMX8MQ_RESET_MIPI_DSI_ESC_RESET_N>,
+					 <&src IMX8MQ_RESET_MIPI_DSI_PCLK_RESET_N>;
+				reset-names = "byte", "dpi", "esc", "pclk";
+				phys = <&dphy>;
+				phy-names = "dphy";
+				power-domains = <&pgc_mipi>;
+				status = "disabled";
+			 };
+
 			dphy: dphy@...00300 {
 				compatible = "fsl,imx8mq-mipi-dphy";
 				reg = <0x30a00300 0x100>;
-- 
2.26.1