[RFC PATCH 8/9] arm64: dts: imx8mm: Add MIPI DSI pipeline

From: Jagan Teki
Date: Mon Jun 21 2021 - 03:25:42 EST


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@xxxxxxxxxx>
Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
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